Aldeyra Therapeutics (ALDX) insider trading activity: Get Latest News Today

ALDX Stock Outstanding Shares

Making an investment decision in the stock market involves a certain amount of risk, so it's important to thoroughly review a company's stock before making any decisions. Stock float, number of short positions and outstanding shares are among the many factors an investor should take into account.

ShortableYes

OptionableYes

Short Percent Of Outstanding Shares6.16

Short Percent Of Float7.42

Shares Outstanding59.55M

Shares Float43.26M

Shares Short3.67M

Short Ratio9.68

7.42%

Short % of Float

6.16%

Short % of Shares Outstanding

Market Insider ALDX

Investors cannot turn a blind eye to insiders as well as institutional ownership. They need to follow insider trades to determine the direction the stock is likely to take.

Major Holders Summary

2.43% Percentage of Shares held by All Insiders

63.03% Percentage of Shares held by All Institutions

64.6% Percentage of Float held by Institutions

159

Number of Institutions Holding Shares

Institutional Ownership

About 63.03% of ALDX shares are held by financial institutions. LOS ANGELES CAPITAL MANAGEMENT LLC is the top corporate investor, holding 380.77K shares valued at $1.25M. A 0.65% stake in Aldeyra Therapeutics, Inc. is owned by the company. WELLS FARGO & COMPANY/MN owns 387.3K shares valued at $1.27M, which translates its holding of 0.66% of the stake in the company.

Date	Holder	% Stake	Shares Held	Total Value ($)	Shares	% Change in Portfolio
Mar 31, 2024	LOS ANGELES CAPITAL MANAGEMENT LLC	0.65%	380.77K	1.25M	269.06K	+240.85%
Mar 31, 2024	WELLS FARGO & COMPANY/MN	0.66%	387.3K	1.27M	42.19K	+12.23%
Mar 31, 2024	MILLENNIUM MANAGEMENT LLC	0.66%	388.71K	1.27M	-51.68K	-11.74%
Mar 31, 2024	NORTHERN TRUST CORP	0.66%	389.19K	1.27M	-3.82K	-0.97%
Mar 31, 2024	BANK OF AMERICA CORP /DE/	0.68%	398.95K	1.3M	25.03K	+6.69%
Mar 31, 2024	RENAISSANCE TECHNOLOGIES LLC	1.23%	727.69K	2.38M	427.69K	+142.56%
Mar 31, 2024	DIMENSIONAL FUND ADVISORS LP	1.5%	882.21K	2.88M	-156.44K	-15.06%
Mar 31, 2024	VANGUARD GROUP INC	6.56%	3.87M	12.65M	-58.52K	-1.49%
Mar 31, 2024	PERCEPTIVE ADVISORS LLC	14.58%	8.59M	28.1M	0	0
Mar 31, 2024	BARCLAYS PLC	0.06%	32.49K	106K	-31.37K	-49.12%
Mar 31, 2024	FIRST MANHATTAN CO. LLC.	0.06%	34.75K	113.62K	0	0
Mar 31, 2024	PRICE T ROWE ASSOCIATES INC /MD/	0.08%	48.27K	158K	3.45K	+7.69%
Mar 31, 2024	UBS GROUP AG	0.08%	48.32K	157.99K	-4.76K	-8.97%
Mar 31, 2024	ALLIANCEBERNSTEIN L.P.	0.09%	50.44K	164.94K	0	0
Mar 31, 2024	NEW YORK STATE COMMON RETIREMENT FUND	0.03%	18.6K	61K	0	0
Mar 31, 2024	CITADEL ADVISORS LLC	0.09%	55.25K	180.66K	-12.48K	-18.43%
Mar 31, 2024	STATE STREET CORP	1.59%	939.57K	3.07M	40.56K	+4.51%
Mar 31, 2024	VERITION FUND MANAGEMENT LLC	1.6%	940.4K	3.08M	-384.44K	-29.02%
Mar 31, 2024	EAGLE ASSET MANAGEMENT INC	1.64%	967.82K	3.16M	-42.52K	-4.21%
Mar 31, 2024	GEODE CAPITAL MANAGEMENT, LLC	1.74%	1.03M	3.36M	5.63K	+0.55%
Mar 31, 2024	KENNEDY CAPITAL MANAGEMENT LLC	2.24%	1.32M	4.31M	42.01K	+3.29%
Mar 31, 2024	BLACKROCK INC.	5.62%	3.31M	10.83M	-119.99K	-3.50%
Mar 31, 2024	KNOLL CAPITAL MANAGEMENT, LLC	9.29%	5.48M	17.9M	0	0
Mar 31, 2024	CREATIVE PLANNING	0.02%	10.69K	34.94K	10.69K	+100.00%
Mar 31, 2024	THRIVENT FINANCIAL FOR LUTHERANS	0.02%	11.36K	37K	-35.7K	-75.87%
Mar 31, 2024	KINGSWOOD WEALTH ADVISORS, LLC	0.03%	15K	49.05K	15K	+100.00%
Mar 31, 2024	CETERA ADVISOR NETWORKS LLC	0.03%	15.18K	49.63K	583	+3.99%
Mar 31, 2024	MACKENZIE FINANCIAL CORP	0.03%	15.52K	50.74K	15.52K	+100.00%
Mar 31, 2024	ALGERT GLOBAL LLC	0.03%	15.67K	51K	15.67K	+100.00%
Mar 31, 2024	D. E. SHAW & CO., INC.	0.93%	547.64K	1.79M	287.58K	+110.59%
Mar 31, 2024	ACADIAN ASSET MANAGEMENT LLC	0.77%	452.45K	1.48M	233.17K	+106.33%
Mar 31, 2024	JACOBS LEVY EQUITY MANAGEMENT, INC	0.3%	178.92K	585.07K	178.92K	+100.00%
Mar 31, 2024	WOODSTOCK CORP	0.29%	170.72K	558.24K	54.01K	+46.28%
Mar 31, 2024	BANK OF NEW YORK MELLON CORP	0.27%	160.84K	525.94K	-9.2K	-5.41%
Mar 31, 2024	NUVEEN ASSET MANAGEMENT, LLC	0.22%	129.72K	424.2K	0	0
Mar 31, 2024	SIMPLEX TRADING, LLC	0.16%	93.47K	305K	71.89K	+333.15%
Mar 31, 2024	INVESCO LTD.	0.05%	31.83K	104.07K	61	+0.19%
Mar 31, 2024	JOSEPH P. LUCIA & ASSOCIATES, LLC	0.05%	28.25K	92.38K	0	0
Mar 31, 2024	TOBIAS FINANCIAL ADVISORS, INC.	0.05%	28.17K	92.13K	-3K	-9.62%
Mar 31, 2024	BNP PARIBAS ARBITRAGE, SNC	0.04%	25.28K	82.66K	4.8K	+23.42%
Mar 31, 2024	GSA CAPITAL PARTNERS LLP	0.04%	25.25K	83K	-143.51K	-85.04%
Mar 31, 2024	METLIFE INVESTMENT MANAGEMENT, LLC	0.04%	24.81K	81.12K	125	+0.51%
Mar 31, 2024	AMERICAN INTERNATIONAL GROUP, INC.	0.04%	22.95K	75.05K	-197	-0.85%
Mar 31, 2024	PROVIDENCE WEALTH ADVISORS, LLC	0.04%	21.5K	73.64K	20.16K	+1,504.48%
Mar 31, 2024	LPL FINANCIAL LLC	0.03%	20.38K	66.64K	1.56K	+8.27%
Mar 31, 2024	HIKARI POWER LTD	0.03%	20.02K	65K	0	0
Mar 31, 2024	XTX TOPCO LTD	0.03%	19.66K	64.3K	7.67K	+63.99%
Mar 31, 2024	JPMORGAN CHASE & CO	0.03%	19.44K	63.57K	-12.24K	-38.63%
Mar 31, 2024	MANUFACTURERS LIFE INSURANCE COMPANY, THE	0.03%	19.01K	62.15K	0	0
Mar 31, 2024	AMERICAN CENTURY COMPANIES INC	0.03%	16.86K	55.13K	4.11K	+32.20%
Mar 31, 2024	RAYMOND JAMES & ASSOCIATES	0.06%	36.02K	117.8K	3.24K	+9.88%
Mar 31, 2024	SQUAREPOINT OPS LLC	0.06%	38.19K	124.89K	-34.77K	-47.66%
Mar 31, 2024	SUSQUEHANNA INTERNATIONAL GROUP, LLP	0.07%	39.92K	130.53K	-162.28K	-80.26%
Mar 31, 2024	DENALI ADVISORS LLC	0.08%	47.3K	154.67K	47.3K	+100.00%
Mar 31, 2024	INTERNATIONAL ASSETS INVESTMENT MANAGEMENT, LLC	0.1%	60.3K	197.18K	1.8K	+3.08%
Mar 31, 2024	CORNERCAP INVESTMENT COUNSEL INC	0.1%	61.6K	201.44K	0	0
Mar 31, 2024	RHUMBLINE ADVISERS	0.11%	64.07K	209.51K	2.21K	+3.57%
Mar 31, 2024	HENNION & WALSH ASSET MANAGEMENT, INC.	0.14%	81.18K	265.45K	1.98K	+2.50%
Mar 31, 2024	STRS OHIO	0.14%	82.3K	269K	-5.2K	-5.94%
Mar 31, 2024	GOLDMAN SACHS GROUP INC	0.16%	91.72K	299.92K	-55.76K	-37.81%
Mar 31, 2024	AQR CAPITAL MANAGEMENT LLC	0.18%	105.05K	343.53K	105.05K	+100.00%
Mar 31, 2024	SHERBROOKE PARK ADVISERS LLC	0.18%	107.75K	352.34K	107.75K	+100.00%
Mar 31, 2024	CHARLES SCHWAB INVESTMENT MANAGEMENT INC	0.21%	125.53K	410.47K	0	0
Mar 31, 2024	AMERIPRISE FINANCIAL INC	0.21%	126.18K	412.6K	-39.75K	-23.96%
Mar 31, 2024	PALO ALTO INVESTORS LP	0.38%	225.47K	737.27K	0	0
Mar 31, 2024	TWO SIGMA INVESTMENTS, LP	0.41%	238.96K	781.41K	37.42K	+18.57%
Mar 31, 2024	DEUTSCHE BANK AG\	0.5%	292.39K	956.11K	-5.05K	-1.70%
Mar 31, 2024	JOHNSON & JOHNSON	0.51%	299.67K	979.92K	0	0
Mar 31, 2024	MORGAN STANLEY	0.59%	349.55K	1.14M	-70.52K	-16.79%
Mar 31, 2024	TWO SIGMA ADVISERS, LP	0.64%	374.9K	1.23M	23.5K	+6.69%
Dec 31, 2023	JANE STREET GROUP, LLC	0.12%	68.33K	239.83K	-64.11K	-48.41%
Dec 31, 2023	PERCEPTIVE ADVISORS LLC	14.57%	8.59M	30.16M	-2.76M	-24.29%
Dec 31, 2023	KNOLL CAPITAL MANAGEMENT, LLC	9.28%	5.48M	19.22M	2.44M	+80.60%
Dec 31, 2023	VANGUARD GROUP INC	6.66%	3.93M	13.79M	740.18K	+23.22%
Dec 31, 2023	BLACKROCK INC.	5.82%	3.43M	12.04M	59.64K	+1.77%
Dec 31, 2023	VERITION FUND MANAGEMENT LLC	2.25%	1.32M	4.65M	389.56K	+41.65%
Dec 31, 2023	KENNEDY CAPITAL MANAGEMENT LLC	2.16%	1.28M	4.48M	1.28M	+100.00%
Dec 31, 2023	DIMENSIONAL FUND ADVISORS LP	1.76%	1.04M	3.65M	-166.37K	-13.81%
Dec 31, 2023	GEODE CAPITAL MANAGEMENT, LLC	1.73%	1.02M	3.59M	47K	+4.82%
Dec 31, 2023	EAGLE ASSET MANAGEMENT INC	1.71%	1.01M	3.55M	-32.06K	-3.08%
Dec 31, 2023	STATE STREET CORP	1.52%	899.01K	3.16M	-2.17M	-70.68%
Dec 31, 2023	MILLENNIUM MANAGEMENT LLC	0.75%	440.39K	1.55M	-141.79K	-24.36%
Dec 31, 2023	MORGAN STANLEY	0.71%	420.07K	1.47M	170.95K	+68.62%
Dec 31, 2023	NORTHERN TRUST CORP	0.67%	393.01K	1.38M	-19.44K	-4.71%
Dec 31, 2023	BANK OF AMERICA CORP /DE/	0.63%	373.92K	1.31M	76.5K	+25.72%
Dec 31, 2023	TWO SIGMA ADVISERS, LP	0.6%	351.4K	1.23M	-69.5K	-16.51%
Dec 31, 2023	WELLS FARGO & COMPANY/MN	0.58%	345.11K	1.21M	1.84K	+0.54%
Dec 31, 2023	RENAISSANCE TECHNOLOGIES LLC	0.51%	300K	1.05M	78.2K	+35.26%
Dec 31, 2023	JOHNSON & JOHNSON	0.51%	299.67K	1.05M	-95.17K	-24.10%
Dec 31, 2023	DEUTSCHE BANK AG\	0.5%	297.44K	1.04M	2.66K	+0.90%
Dec 31, 2023	D. E. SHAW & CO., INC.	0.44%	260.06K	912.8K	214.09K	+465.75%
Dec 31, 2023	PALO ALTO INVESTORS LP	0.38%	225.47K	791.38K	64.67K	+40.21%
Dec 31, 2023	ACADIAN ASSET MANAGEMENT LLC	0.37%	219.28K	768K	219.28K	+100.00%
Dec 31, 2023	TWO SIGMA INVESTMENTS, LP	0.34%	201.54K	707.41K	-65.78K	-24.61%
Dec 31, 2023	BANK OF NEW YORK MELLON CORP	0.29%	170.04K	596.84K	-7.32K	-4.13%
Dec 31, 2023	GSA CAPITAL PARTNERS LLP	0.29%	168.76K	592K	153.5K	+1,005.63%
Dec 31, 2023	AMERIPRISE FINANCIAL INC	0.28%	165.93K	582.41K	-32.08K	-16.20%
Dec 31, 2023	GOLDMAN SACHS GROUP INC	0.25%	147.48K	517.66K	-21.2K	-12.57%
Dec 31, 2023	NUVEEN ASSET MANAGEMENT, LLC	0.22%	129.72K	455.33K	-56.25K	-30.25%
Dec 31, 2023	CHARLES SCHWAB INVESTMENT MANAGEMENT INC	0.21%	125.53K	440.59K	0	0
Dec 31, 2023	WOODSTOCK CORP	0.2%	116.7K	409.63K	-20.48K	-14.93%
Dec 31, 2023	LOS ANGELES CAPITAL MANAGEMENT LLC	0.19%	111.71K	392.11K	111.71K	+100.00%
Dec 31, 2023	STRS OHIO	0.15%	87.5K	307K	63.9K	+270.76%
Dec 31, 2023	HENNION & WALSH ASSET MANAGEMENT, INC.	0.13%	79.2K	278K	5.53K	+7.51%
Dec 31, 2023	SQUAREPOINT OPS LLC	0.12%	72.96K	256.1K	72.96K	+100.00%
Dec 31, 2023	CITADEL ADVISORS LLC	0.11%	66.2K	232.36K	-49.9K	-42.98%
Dec 31, 2023	BARCLAYS PLC	0.11%	63.86K	224K	-74.46K	-53.83%
Dec 31, 2023	RHUMBLINE ADVISERS	0.1%	61.86K	217.13K	-649	-1.04%
Dec 31, 2023	CORNERCAP INVESTMENT COUNSEL INC	0.1%	61.6K	216.22K	61.6K	+100.00%
Dec 31, 2023	INTERNATIONAL ASSETS INVESTMENT MANAGEMENT, LLC	0.1%	58.5K	205.34K	9.52K	+19.43%
Dec 31, 2023	ENGINEERS GATE MANAGER LP	0.1%	57.15K	200.58K	57.15K	+100.00%
Dec 31, 2023	UBS GROUP AG	0.09%	53.08K	186.3K	-21.52K	-28.85%
Dec 31, 2023	ALLIANCEBERNSTEIN L.P.	0.09%	50.44K	177.04K	0	0
Dec 31, 2023	THRIVENT FINANCIAL FOR LUTHERANS	0.08%	47.05K	165K	-51.57K	-52.29%
Dec 31, 2023	PRICE T ROWE ASSOCIATES INC /MD/	0.08%	44.83K	158K	4.94K	+12.37%
Dec 31, 2023	HRT FINANCIAL LP	0.08%	44.83K	157K	44.83K	+100.00%
Dec 31, 2023	FIRST MANHATTAN CO. LLC.	0.06%	34.75K	121.95K	0	0
Dec 31, 2023	RAYMOND JAMES & ASSOCIATES	0.06%	32.78K	115.07K	-18.27K	-35.78%
Dec 31, 2023	INVESCO LTD.	0.05%	31.77K	111.5K	-16.31K	-33.93%
Sep 30, 2023	PERCEPTIVE ADVISORS LLC	19.31%	11.35M	-	0	0
Sep 30, 2023	TOBIAS FINANCIAL ADVISORS, INC.	0.06%	34.17K	-	0	0
Sep 30, 2023	PARALLAX VOLATILITY ADVISERS, L.P.	0.06%	34.25K	-	11.53K	+50.74%
Sep 30, 2023	FIRST MANHATTAN CO. LLC.	0.06%	34.75K	-	0	0
Sep 30, 2023	VICTORY CAPITAL MANAGEMENT INC	0.07%	39.93K	-	-142.52K	-78.11%
Sep 30, 2023	STATE OF WISCONSIN INVESTMENT BOARD	0.07%	40.08K	-	-927	-2.26%
Sep 30, 2023	ALPS ADVISORS INC	0.07%	43.25K	-	192	+0.45%
Sep 30, 2023	WEISS MULTI-STRATEGY ADVISERS LLC	0.07%	43.72K	-	-6.28K	-12.55%
Sep 30, 2023	PROFUND ADVISORS LLC	0.08%	45.1K	-	-773	-1.68%
Sep 30, 2023	D. E. SHAW & CO., INC.	0.08%	45.97K	-	-30.01K	-39.50%
Sep 30, 2023	ADVISOR GROUP HOLDINGS, INC.	0.08%	46.31K	-	39.17K	+548.01%
Sep 30, 2023	INVESCO LTD.	0.08%	48.08K	-	-467.26K	-90.67%
Sep 30, 2023	INTERNATIONAL ASSETS INVESTMENT MANAGEMENT, LLC	0.08%	48.98K	-	695	+1.44%
Sep 30, 2023	NORTH STAR INVESTMENT MANAGEMENT CORP.	0.09%	50K	-	0	0
Sep 30, 2023	ALLIANCEBERNSTEIN L.P.	0.09%	50.44K	-	-170.09K	-77.13%
Sep 30, 2023	RAYMOND JAMES & ASSOCIATES	0.09%	51.05K	-	-761	-1.47%
Sep 30, 2023	CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM	0.09%	51.7K	-	-5.02K	-8.84%
Sep 30, 2023	CREDIT SUISSE AG/	0.09%	54.2K	-	-10.07K	-15.67%
Sep 30, 2023	EXODUSPOINT CAPITAL MANAGEMENT, LP	0.1%	60.65K	-	60.65K	+100.00%
Sep 30, 2023	RHUMBLINE ADVISERS	0.11%	62.51K	-	3.02K	+5.07%
Sep 30, 2023	GROUP ONE TRADING, L.P.	0.11%	65.55K	-	65.55K	+100.00%
Sep 30, 2023	BALYASNY ASSET MANAGEMENT L.P.	0.11%	67.58K	-	52.73K	+354.93%
Sep 30, 2023	BNP PARIBAS ARBITRAGE, SNC	0.12%	67.94K	-	8.12K	+13.58%
Sep 30, 2023	SIMPLEX TRADING, LLC	0.12%	71.64K	-	71.64K	+100.00%
Sep 30, 2023	HENNION & WALSH ASSET MANAGEMENT, INC.	0.13%	73.67K	-	34.8K	+89.51%
Sep 30, 2023	UBS GROUP AG	0.13%	74.6K	-	-14.63K	-16.40%
Sep 30, 2023	SWISS NATIONAL BANK	0.17%	102K	-	0	0
Sep 30, 2023	CITIGROUP INC	0.19%	113.04K	-	29.03K	+34.56%
Sep 30, 2023	CHARLES SCHWAB INVESTMENT MANAGEMENT INC	0.21%	125.53K	-	0	0
Sep 30, 2023	CLARIVEST ASSET MANAGEMENT LLC	0.22%	130.04K	-	0	0
Sep 30, 2023	JANE STREET GROUP, LLC	0.23%	132.43K	-	77.79K	+142.34%
Sep 30, 2023	WOODSTOCK CORP	0.23%	137.18K	-	0	0
Sep 30, 2023	BARCLAYS PLC	0.24%	138.31K	-	11.45K	+9.02%
Sep 30, 2023	GOLDMAN SACHS GROUP INC	0.29%	168.68K	-	-28.75K	-14.56%
Sep 30, 2023	BANK OF NEW YORK MELLON CORP	0.3%	177.36K	-	-234	-0.13%
Sep 30, 2023	NUVEEN ASSET MANAGEMENT, LLC	0.32%	185.98K	-	56.52K	+43.66%
Sep 30, 2023	AMERIPRISE FINANCIAL INC	0.34%	198.01K	-	-5.43K	-2.67%
Sep 30, 2023	MORGAN STANLEY	0.42%	249.12K	-	-71.91K	-22.40%
Sep 30, 2023	TWO SIGMA INVESTMENTS, LP	0.45%	267.32K	-	136.02K	+103.60%
Sep 30, 2023	RAFFERTY ASSET MANAGEMENT, LLC	0.46%	268.69K	-	15.47K	+6.11%
Sep 30, 2023	DEUTSCHE BANK AG\	0.5%	294.78K	-	6.47K	+2.24%
Sep 30, 2023	WELLS FARGO & COMPANY/MN	0.58%	343.27K	-	3.4K	+1.00%
Sep 30, 2023	JOHNSON & JOHNSON	0.67%	394.83K	-	0	0
Sep 30, 2023	NORTHERN TRUST CORP	0.7%	412.44K	-	-1.23K	-0.30%
Sep 30, 2023	TWO SIGMA ADVISERS, LP	0.72%	420.9K	-	-13.1K	-3.02%
Sep 30, 2023	GEODE CAPITAL MANAGEMENT, LLC	1.66%	975.57K	-	22.32K	+2.34%
Sep 30, 2023	EAGLE ASSET MANAGEMENT INC	1.77%	1.04M	-	-16.15K	-1.53%
Sep 30, 2023	DIMENSIONAL FUND ADVISORS LP	2.05%	1.21M	-	79.38K	+7.05%
Sep 30, 2023	KNOLL CAPITAL MANAGEMENT, LLC	5.16%	3.03M	-	16.25K	+0.54%
Sep 30, 2023	BLACKROCK INC.	5.73%	3.37M	-	140.72K	+4.36%

ALDX Insiders

Among the ALDX insiders holding of 2.43% of the stake in company, EDELMAN JOSEPH, , holds the largest shares of 11.35M. PERCEPTIVE ADVISORS LLC, 10 percent owner, is the second largest ALDX insider with ownership of 9.28M shares. BRADY TODD C, President and CEO, stands third with possession of 1.47M shares of that stake.

Insiders	Designation	Shares Held
EDELMAN JOSEPH		11.35M
PERCEPTIVE ADVISORS LLC	10 percent owner	9.28M
BRADY TODD C	President and CEO	1.47M
MACHATHA STEPHEN	Chief Development Officer	236.77K
GREENBERG BRUCE	See Remarks	126.38K
DOUGLAS RICHARD	director	125K
REED JOSHUA	Chief Financial Officer	35.77K
JOYCE MARTIN JOSEPH		23.97K
BRONSTEIN BEN	director	18.64K
CLARK DAVID J	Chief Medical Officer	17.88K
CLARKE C. BOYD	director	15.5K
PHILLIPS GARY M.	director	9.38K
TREU JESSE I	director	8.76K
WALKER NEAL	director	6.25K
MCMULLIN DAVID	Chief Commerical Officer	6.15K
TULIPANO STEPHEN J	Chief Financial Officer	3.33K
MILLER-RICH NANCY	director	922

Buying/Selling by Insiders

Date	Insider	Type	Cost	Shares	Value ($)	Shares Total
Aug 12, 2024	MACHATHA STEPHEN	SALE	4.74	16.04K	75.97K	236.77K
Aug 12, 2024	GREENBERG BRUCE	SALE	4.74	10.83K	51.31K	126.38K
Apr 05, 2024	PERCEPTIVE ADVISORS LLC	PURCHASE	4.74	37.71K	178.75K	9.28M
Apr 04, 2024	PERCEPTIVE ADVISORS LLC	PURCHASE	4.67	140.28K	655.11K	9.24M
Apr 03, 2024	PERCEPTIVE ADVISORS LLC	PURCHASE	4.09	309.85K	1.27M	9.1M
Apr 02, 2024	PERCEPTIVE ADVISORS LLC	PURCHASE	3.44	186.05K	640.02K	8.79M
Apr 01, 2024	PERCEPTIVE ADVISORS LLC	PURCHASE	3.25	8.37K	27.22K	8.6M
Mar 12, 2024	BRADY TODD C	SALE	3.05	85.32K	260.24K	1.47M
Mar 12, 2024	MACHATHA STEPHEN	SALE	3.16	11.54K	36.5K	243.5K
Mar 11, 2024	BRADY TODD C	SALE	3.27	97.91K	320.52K	1.56M
Mar 11, 2024	GREENBERG BRUCE	SALE	3.41	13.2K	44.97K	120.7K
Mar 11, 2024	MACHATHA STEPHEN	SALE	3.41	18.23K	62.1K	255.03K
Oct 18, 2023	PERCEPTIVE ADVISORS LLC	SALE	1.74	306.5K	533.31K	8.59M
Oct 16, 2023	PERCEPTIVE ADVISORS LLC	SALE	1.60	2.45M	3.92M	8.9M
Apr 12, 2023	MILLER-RICH NANCY	PURCHASE	10.13	509	5.16K	922
Aug 10, 2022	PERCEPTIVE ADVISORS LLC	PURCHASE	7.85	15K	117.75K	11.35M
Aug 09, 2022	EDELMAN JOSEPH	PURCHASE	7.85	15K	117.75K	11.35M
Aug 09, 2022	PERCEPTIVE ADVISORS LLC	PURCHASE	7.50	100K	750K	11.34M
Aug 08, 2022	EDELMAN JOSEPH	PURCHASE	7.24	97K	702.28K	11.24M
Aug 08, 2022	PERCEPTIVE ADVISORS LLC	PURCHASE	7.24	97K	702.28K	11.24M
Aug 05, 2022	EDELMAN JOSEPH	PURCHASE	6.95	141K	979.95K	11.14M
Aug 05, 2022	PERCEPTIVE ADVISORS LLC	PURCHASE	6.95	141K	979.95K	11.14M
Aug 04, 2022	PERCEPTIVE ADVISORS LLC	PURCHASE	6.17	95.1K	586.77K	11M
Aug 04, 2022	EDELMAN JOSEPH	PURCHASE	6.17	95.1K	586.77K	11M
Aug 03, 2022	EDELMAN JOSEPH	PURCHASE	5.84	100K	584K	10.9M
Aug 03, 2022	PERCEPTIVE ADVISORS LLC	PURCHASE	5.84	100K	584K	10.9M
Aug 02, 2022	PERCEPTIVE ADVISORS LLC	PURCHASE	5.59	412.41K	2.31M	10.8M
Aug 02, 2022	EDELMAN JOSEPH	PURCHASE	5.59	412.41K	2.31M	10.8M
Aug 01, 2022	PERCEPTIVE ADVISORS LLC	PURCHASE	5.05	144.19K	728.13K	10.39M
Aug 01, 2022	EDELMAN JOSEPH	PURCHASE	5.05	144.19K	728.13K	10.39M
Jul 29, 2022	EDELMAN JOSEPH	PURCHASE	5.03	222.12K	1.12M	10.25M
Jul 29, 2022	PERCEPTIVE ADVISORS LLC	PURCHASE	5.03	222.12K	1.12M	10.25M
Jul 28, 2022	PERCEPTIVE ADVISORS LLC	PURCHASE	5.00	119.39K	596.96K	10.02M
Jul 28, 2022	EDELMAN JOSEPH	PURCHASE	5.00	119.39K	596.96K	10.02M
Jun 23, 2022	BRADY TODD C	PURCHASE	3.36	17.7K	59.55K	1.22M
Jun 23, 2022	JOYCE MARTIN JOSEPH	PURCHASE	3.48	4.32K	15.02K	23.97K
May 03, 2021	MILLER-RICH NANCY	PURCHASE	12.81	413	5.29K	413
May 03, 2021	PERCEPTIVE ADVISORS LLC	PURCHASE	12.50	1.2M	15M	9.9M
Jan 19, 2021	PERCEPTIVE ADVISORS LLC	PURCHASE	9.50	1.37M	13M	8.7M
Jan 08, 2021	PERCEPTIVE ADVISORS LLC	PURCHASE	9.21	347.33K	3.2M	7.13M
Jan 07, 2021	PERCEPTIVE ADVISORS LLC	PURCHASE	8.13	500K	4.07M	6.79M
Jul 09, 2020	PERCEPTIVE ADVISORS LLC	PURCHASE	4.25	3.2M	13.6M	6.29M
Mar 16, 2020	DOUGLAS RICHARD	PURCHASE	2.75	40K	110K	125K
Dec 16, 2019	BRADY TODD C	PURCHASE	5.10	20K	101.91K	652.22K
Sep 30, 2019	BRADY TODD C	PURCHASE	5.68	8.71K	49.48K	632.22K
Sep 23, 2019	BRADY TODD C	PURCHASE	5.81	8.68K	50.43K	623.51K
Sep 18, 2019	BRADY TODD C	PURCHASE	5.91	14.29K	84.46K	614.83K
Sep 17, 2019	BRONSTEIN BEN	PURCHASE	5.85	1.7K	9.95K	18.64K
Sep 16, 2019	BRADY TODD C	PURCHASE	6.03	3K	18.09K	591.99K
Sep 13, 2019	DOUGLAS RICHARD	PURCHASE	6.00	5K	30K	85K
Sep 13, 2019	BRADY TODD C	PURCHASE	5.79	10K	57.9K	588.99K
Sep 12, 2019	DOUGLAS RICHARD	PURCHASE	6.03	10K	60.28K	80K
Sep 12, 2019	JOYCE MARTIN JOSEPH	PURCHASE	5.86	1.7K	9.96K	19.64K
Sep 11, 2019	DOUGLAS RICHARD	PURCHASE	5.75	10K	57.53K	70K
Sep 10, 2019	DOUGLAS RICHARD	PURCHASE	5.09	10K	50.86K	60K
Sep 10, 2019	BRADY TODD C	PURCHASE	5.39	10K	53.94K	578.99K
Sep 09, 2019	BRADY TODD C	PURCHASE	4.89	10K	48.89K	568.99K
Sep 09, 2019	DOUGLAS RICHARD	PURCHASE	4.91	10K	49.11K	50K
Sep 06, 2019	CLARK DAVID J	PURCHASE	5.06	5K	25.31K	17.88K
Sep 05, 2019	MCMULLIN DAVID	PURCHASE	4.68	4.33K	20.26K	6.15K
Sep 05, 2019	REED JOSHUA	PURCHASE	4.71	3.2K	15.07K	35.77K
Mar 26, 2019	TREU JESSE I	SALE	10.01	445	4.45K	8.76K
Sep 19, 2017	PERCEPTIVE ADVISORS LLC	PURCHASE	7.25	200K	1.45M	3.09M
Jun 30, 2017	PERCEPTIVE ADVISORS LLC	PURCHASE	4.60	296.01K	1.36M	2.89M
Feb 17, 2017	JOYCE MARTIN JOSEPH	PURCHASE	4.50	4.44K	20K	17.94K
Feb 17, 2017	BRONSTEIN BEN	PURCHASE	4.50	4.44K	20K	16.94K
Feb 17, 2017	TULIPANO STEPHEN J	PURCHASE	4.50	3.33K	15K	3.33K
Feb 17, 2017	BRADY TODD C	PURCHASE	4.50	22.22K	100K	64.41K
Feb 17, 2017	DOUGLAS RICHARD	PURCHASE	4.50	40K	180K	40K
Feb 14, 2017	PERCEPTIVE ADVISORS LLC	PURCHASE	4.50	893.03K	4.02M	2.59M
May 26, 2016	PERCEPTIVE ADVISORS LLC	PURCHASE	5.00	700K	3.5M	1.94M
Oct 28, 2015	PERCEPTIVE ADVISORS LLC	PURCHASE	6.50	45.1K	293.15K	1.24M
Oct 26, 2015	PERCEPTIVE ADVISORS LLC	PURCHASE	6.46	50K	323.15K	1.2M
Oct 22, 2015	PERCEPTIVE ADVISORS LLC	PURCHASE	6.47	18.02K	116.66K	1.15M
Oct 20, 2015	PERCEPTIVE ADVISORS LLC	PURCHASE	6.30	14.35K	90.34K	1.1M
Aug 07, 2014	JOYCE MARTIN JOSEPH	PURCHASE	3.95	1K	3.95K	13.5K
Aug 06, 2014	CLARKE C. BOYD	PURCHASE	3.69	3K	11.06K	15.5K
May 07, 2014	WALKER NEAL	PURCHASE	8.00	6.25K	50K	6.25K
May 07, 2014	BRONSTEIN BEN	PURCHASE	8.00	12.5K	100K	12.5K
May 07, 2014	JOYCE MARTIN JOSEPH	PURCHASE	8.00	12.5K	100K	12.5K
May 07, 2014	BRADY TODD C	PURCHASE	8.00	12.5K	100K	15.09K
May 07, 2014	PHILLIPS GARY M.	PURCHASE	8.00	9.38K	75K	9.38K
May 07, 2014	CLARKE C. BOYD	PURCHASE	8.00	12.5K	100K	12.5K

Frequently Asked Questions

ALDX Stock Outstanding Shares

ShortableYes

OptionableYes

Short Percent Of Outstanding Shares6.16

Short Percent Of Float7.42

Shares Outstanding59.55M

Shares Float43.26M

Shares Short3.67M

Short Ratio9.68

7.42%

Short % of Float

6.16%

Short % of Shares Outstanding

Market Insider ALDX

Investors cannot turn a blind eye to insiders as well as institutional ownership. They need to follow insider trades to determine the direction the stock is likely to take.

Major Holders Summary

2.43% Percentage of Shares held by All Insiders

63.03% Percentage of Shares held by All Institutions

64.6% Percentage of Float held by Institutions

159

Number of Institutions Holding Shares

Institutional Ownership

Date	Holder	% Stake	Shares Held	Total Value ($)	Shares	% Change in Portfolio
Mar 31, 2024	LOS ANGELES CAPITAL MANAGEMENT LLC	0.65%	380.77K	1.25M	269.06K	+240.85%
Mar 31, 2024	WELLS FARGO & COMPANY/MN	0.66%	387.3K	1.27M	42.19K	+12.23%
Mar 31, 2024	MILLENNIUM MANAGEMENT LLC	0.66%	388.71K	1.27M	-51.68K	-11.74%
Mar 31, 2024	NORTHERN TRUST CORP	0.66%	389.19K	1.27M	-3.82K	-0.97%
Mar 31, 2024	BANK OF AMERICA CORP /DE/	0.68%	398.95K	1.3M	25.03K	+6.69%
Mar 31, 2024	RENAISSANCE TECHNOLOGIES LLC	1.23%	727.69K	2.38M	427.69K	+142.56%
Mar 31, 2024	DIMENSIONAL FUND ADVISORS LP	1.5%	882.21K	2.88M	-156.44K	-15.06%
Mar 31, 2024	VANGUARD GROUP INC	6.56%	3.87M	12.65M	-58.52K	-1.49%
Mar 31, 2024	PERCEPTIVE ADVISORS LLC	14.58%	8.59M	28.1M	0	0
Mar 31, 2024	BARCLAYS PLC	0.06%	32.49K	106K	-31.37K	-49.12%
Mar 31, 2024	FIRST MANHATTAN CO. LLC.	0.06%	34.75K	113.62K	0	0
Mar 31, 2024	PRICE T ROWE ASSOCIATES INC /MD/	0.08%	48.27K	158K	3.45K	+7.69%
Mar 31, 2024	UBS GROUP AG	0.08%	48.32K	157.99K	-4.76K	-8.97%
Mar 31, 2024	ALLIANCEBERNSTEIN L.P.	0.09%	50.44K	164.94K	0	0
Mar 31, 2024	NEW YORK STATE COMMON RETIREMENT FUND	0.03%	18.6K	61K	0	0
Mar 31, 2024	CITADEL ADVISORS LLC	0.09%	55.25K	180.66K	-12.48K	-18.43%
Mar 31, 2024	STATE STREET CORP	1.59%	939.57K	3.07M	40.56K	+4.51%
Mar 31, 2024	VERITION FUND MANAGEMENT LLC	1.6%	940.4K	3.08M	-384.44K	-29.02%
Mar 31, 2024	EAGLE ASSET MANAGEMENT INC	1.64%	967.82K	3.16M	-42.52K	-4.21%
Mar 31, 2024	GEODE CAPITAL MANAGEMENT, LLC	1.74%	1.03M	3.36M	5.63K	+0.55%
Mar 31, 2024	KENNEDY CAPITAL MANAGEMENT LLC	2.24%	1.32M	4.31M	42.01K	+3.29%
Mar 31, 2024	BLACKROCK INC.	5.62%	3.31M	10.83M	-119.99K	-3.50%
Mar 31, 2024	KNOLL CAPITAL MANAGEMENT, LLC	9.29%	5.48M	17.9M	0	0
Mar 31, 2024	CREATIVE PLANNING	0.02%	10.69K	34.94K	10.69K	+100.00%
Mar 31, 2024	THRIVENT FINANCIAL FOR LUTHERANS	0.02%	11.36K	37K	-35.7K	-75.87%
Mar 31, 2024	KINGSWOOD WEALTH ADVISORS, LLC	0.03%	15K	49.05K	15K	+100.00%
Mar 31, 2024	CETERA ADVISOR NETWORKS LLC	0.03%	15.18K	49.63K	583	+3.99%
Mar 31, 2024	MACKENZIE FINANCIAL CORP	0.03%	15.52K	50.74K	15.52K	+100.00%
Mar 31, 2024	ALGERT GLOBAL LLC	0.03%	15.67K	51K	15.67K	+100.00%
Mar 31, 2024	D. E. SHAW & CO., INC.	0.93%	547.64K	1.79M	287.58K	+110.59%
Mar 31, 2024	ACADIAN ASSET MANAGEMENT LLC	0.77%	452.45K	1.48M	233.17K	+106.33%
Mar 31, 2024	JACOBS LEVY EQUITY MANAGEMENT, INC	0.3%	178.92K	585.07K	178.92K	+100.00%
Mar 31, 2024	WOODSTOCK CORP	0.29%	170.72K	558.24K	54.01K	+46.28%
Mar 31, 2024	BANK OF NEW YORK MELLON CORP	0.27%	160.84K	525.94K	-9.2K	-5.41%
Mar 31, 2024	NUVEEN ASSET MANAGEMENT, LLC	0.22%	129.72K	424.2K	0	0
Mar 31, 2024	SIMPLEX TRADING, LLC	0.16%	93.47K	305K	71.89K	+333.15%
Mar 31, 2024	INVESCO LTD.	0.05%	31.83K	104.07K	61	+0.19%
Mar 31, 2024	JOSEPH P. LUCIA & ASSOCIATES, LLC	0.05%	28.25K	92.38K	0	0
Mar 31, 2024	TOBIAS FINANCIAL ADVISORS, INC.	0.05%	28.17K	92.13K	-3K	-9.62%
Mar 31, 2024	BNP PARIBAS ARBITRAGE, SNC	0.04%	25.28K	82.66K	4.8K	+23.42%
Mar 31, 2024	GSA CAPITAL PARTNERS LLP	0.04%	25.25K	83K	-143.51K	-85.04%
Mar 31, 2024	METLIFE INVESTMENT MANAGEMENT, LLC	0.04%	24.81K	81.12K	125	+0.51%
Mar 31, 2024	AMERICAN INTERNATIONAL GROUP, INC.	0.04%	22.95K	75.05K	-197	-0.85%
Mar 31, 2024	PROVIDENCE WEALTH ADVISORS, LLC	0.04%	21.5K	73.64K	20.16K	+1,504.48%
Mar 31, 2024	LPL FINANCIAL LLC	0.03%	20.38K	66.64K	1.56K	+8.27%
Mar 31, 2024	HIKARI POWER LTD	0.03%	20.02K	65K	0	0
Mar 31, 2024	XTX TOPCO LTD	0.03%	19.66K	64.3K	7.67K	+63.99%
Mar 31, 2024	JPMORGAN CHASE & CO	0.03%	19.44K	63.57K	-12.24K	-38.63%
Mar 31, 2024	MANUFACTURERS LIFE INSURANCE COMPANY, THE	0.03%	19.01K	62.15K	0	0
Mar 31, 2024	AMERICAN CENTURY COMPANIES INC	0.03%	16.86K	55.13K	4.11K	+32.20%
Mar 31, 2024	RAYMOND JAMES & ASSOCIATES	0.06%	36.02K	117.8K	3.24K	+9.88%
Mar 31, 2024	SQUAREPOINT OPS LLC	0.06%	38.19K	124.89K	-34.77K	-47.66%
Mar 31, 2024	SUSQUEHANNA INTERNATIONAL GROUP, LLP	0.07%	39.92K	130.53K	-162.28K	-80.26%
Mar 31, 2024	DENALI ADVISORS LLC	0.08%	47.3K	154.67K	47.3K	+100.00%
Mar 31, 2024	INTERNATIONAL ASSETS INVESTMENT MANAGEMENT, LLC	0.1%	60.3K	197.18K	1.8K	+3.08%
Mar 31, 2024	CORNERCAP INVESTMENT COUNSEL INC	0.1%	61.6K	201.44K	0	0
Mar 31, 2024	RHUMBLINE ADVISERS	0.11%	64.07K	209.51K	2.21K	+3.57%
Mar 31, 2024	HENNION & WALSH ASSET MANAGEMENT, INC.	0.14%	81.18K	265.45K	1.98K	+2.50%
Mar 31, 2024	STRS OHIO	0.14%	82.3K	269K	-5.2K	-5.94%
Mar 31, 2024	GOLDMAN SACHS GROUP INC	0.16%	91.72K	299.92K	-55.76K	-37.81%
Mar 31, 2024	AQR CAPITAL MANAGEMENT LLC	0.18%	105.05K	343.53K	105.05K	+100.00%
Mar 31, 2024	SHERBROOKE PARK ADVISERS LLC	0.18%	107.75K	352.34K	107.75K	+100.00%
Mar 31, 2024	CHARLES SCHWAB INVESTMENT MANAGEMENT INC	0.21%	125.53K	410.47K	0	0
Mar 31, 2024	AMERIPRISE FINANCIAL INC	0.21%	126.18K	412.6K	-39.75K	-23.96%
Mar 31, 2024	PALO ALTO INVESTORS LP	0.38%	225.47K	737.27K	0	0
Mar 31, 2024	TWO SIGMA INVESTMENTS, LP	0.41%	238.96K	781.41K	37.42K	+18.57%
Mar 31, 2024	DEUTSCHE BANK AG\	0.5%	292.39K	956.11K	-5.05K	-1.70%
Mar 31, 2024	JOHNSON & JOHNSON	0.51%	299.67K	979.92K	0	0
Mar 31, 2024	MORGAN STANLEY	0.59%	349.55K	1.14M	-70.52K	-16.79%
Mar 31, 2024	TWO SIGMA ADVISERS, LP	0.64%	374.9K	1.23M	23.5K	+6.69%
Dec 31, 2023	JANE STREET GROUP, LLC	0.12%	68.33K	239.83K	-64.11K	-48.41%
Dec 31, 2023	PERCEPTIVE ADVISORS LLC	14.57%	8.59M	30.16M	-2.76M	-24.29%
Dec 31, 2023	KNOLL CAPITAL MANAGEMENT, LLC	9.28%	5.48M	19.22M	2.44M	+80.60%
Dec 31, 2023	VANGUARD GROUP INC	6.66%	3.93M	13.79M	740.18K	+23.22%
Dec 31, 2023	BLACKROCK INC.	5.82%	3.43M	12.04M	59.64K	+1.77%
Dec 31, 2023	VERITION FUND MANAGEMENT LLC	2.25%	1.32M	4.65M	389.56K	+41.65%
Dec 31, 2023	KENNEDY CAPITAL MANAGEMENT LLC	2.16%	1.28M	4.48M	1.28M	+100.00%
Dec 31, 2023	DIMENSIONAL FUND ADVISORS LP	1.76%	1.04M	3.65M	-166.37K	-13.81%
Dec 31, 2023	GEODE CAPITAL MANAGEMENT, LLC	1.73%	1.02M	3.59M	47K	+4.82%
Dec 31, 2023	EAGLE ASSET MANAGEMENT INC	1.71%	1.01M	3.55M	-32.06K	-3.08%
Dec 31, 2023	STATE STREET CORP	1.52%	899.01K	3.16M	-2.17M	-70.68%
Dec 31, 2023	MILLENNIUM MANAGEMENT LLC	0.75%	440.39K	1.55M	-141.79K	-24.36%
Dec 31, 2023	MORGAN STANLEY	0.71%	420.07K	1.47M	170.95K	+68.62%
Dec 31, 2023	NORTHERN TRUST CORP	0.67%	393.01K	1.38M	-19.44K	-4.71%
Dec 31, 2023	BANK OF AMERICA CORP /DE/	0.63%	373.92K	1.31M	76.5K	+25.72%
Dec 31, 2023	TWO SIGMA ADVISERS, LP	0.6%	351.4K	1.23M	-69.5K	-16.51%
Dec 31, 2023	WELLS FARGO & COMPANY/MN	0.58%	345.11K	1.21M	1.84K	+0.54%
Dec 31, 2023	RENAISSANCE TECHNOLOGIES LLC	0.51%	300K	1.05M	78.2K	+35.26%
Dec 31, 2023	JOHNSON & JOHNSON	0.51%	299.67K	1.05M	-95.17K	-24.10%
Dec 31, 2023	DEUTSCHE BANK AG\	0.5%	297.44K	1.04M	2.66K	+0.90%
Dec 31, 2023	D. E. SHAW & CO., INC.	0.44%	260.06K	912.8K	214.09K	+465.75%
Dec 31, 2023	PALO ALTO INVESTORS LP	0.38%	225.47K	791.38K	64.67K	+40.21%
Dec 31, 2023	ACADIAN ASSET MANAGEMENT LLC	0.37%	219.28K	768K	219.28K	+100.00%
Dec 31, 2023	TWO SIGMA INVESTMENTS, LP	0.34%	201.54K	707.41K	-65.78K	-24.61%
Dec 31, 2023	BANK OF NEW YORK MELLON CORP	0.29%	170.04K	596.84K	-7.32K	-4.13%
Dec 31, 2023	GSA CAPITAL PARTNERS LLP	0.29%	168.76K	592K	153.5K	+1,005.63%
Dec 31, 2023	AMERIPRISE FINANCIAL INC	0.28%	165.93K	582.41K	-32.08K	-16.20%
Dec 31, 2023	GOLDMAN SACHS GROUP INC	0.25%	147.48K	517.66K	-21.2K	-12.57%
Dec 31, 2023	NUVEEN ASSET MANAGEMENT, LLC	0.22%	129.72K	455.33K	-56.25K	-30.25%
Dec 31, 2023	CHARLES SCHWAB INVESTMENT MANAGEMENT INC	0.21%	125.53K	440.59K	0	0
Dec 31, 2023	WOODSTOCK CORP	0.2%	116.7K	409.63K	-20.48K	-14.93%
Dec 31, 2023	LOS ANGELES CAPITAL MANAGEMENT LLC	0.19%	111.71K	392.11K	111.71K	+100.00%
Dec 31, 2023	STRS OHIO	0.15%	87.5K	307K	63.9K	+270.76%
Dec 31, 2023	HENNION & WALSH ASSET MANAGEMENT, INC.	0.13%	79.2K	278K	5.53K	+7.51%
Dec 31, 2023	SQUAREPOINT OPS LLC	0.12%	72.96K	256.1K	72.96K	+100.00%
Dec 31, 2023	CITADEL ADVISORS LLC	0.11%	66.2K	232.36K	-49.9K	-42.98%
Dec 31, 2023	BARCLAYS PLC	0.11%	63.86K	224K	-74.46K	-53.83%
Dec 31, 2023	RHUMBLINE ADVISERS	0.1%	61.86K	217.13K	-649	-1.04%
Dec 31, 2023	CORNERCAP INVESTMENT COUNSEL INC	0.1%	61.6K	216.22K	61.6K	+100.00%
Dec 31, 2023	INTERNATIONAL ASSETS INVESTMENT MANAGEMENT, LLC	0.1%	58.5K	205.34K	9.52K	+19.43%
Dec 31, 2023	ENGINEERS GATE MANAGER LP	0.1%	57.15K	200.58K	57.15K	+100.00%
Dec 31, 2023	UBS GROUP AG	0.09%	53.08K	186.3K	-21.52K	-28.85%
Dec 31, 2023	ALLIANCEBERNSTEIN L.P.	0.09%	50.44K	177.04K	0	0
Dec 31, 2023	THRIVENT FINANCIAL FOR LUTHERANS	0.08%	47.05K	165K	-51.57K	-52.29%
Dec 31, 2023	PRICE T ROWE ASSOCIATES INC /MD/	0.08%	44.83K	158K	4.94K	+12.37%
Dec 31, 2023	HRT FINANCIAL LP	0.08%	44.83K	157K	44.83K	+100.00%
Dec 31, 2023	FIRST MANHATTAN CO. LLC.	0.06%	34.75K	121.95K	0	0
Dec 31, 2023	RAYMOND JAMES & ASSOCIATES	0.06%	32.78K	115.07K	-18.27K	-35.78%
Dec 31, 2023	INVESCO LTD.	0.05%	31.77K	111.5K	-16.31K	-33.93%
Sep 30, 2023	PERCEPTIVE ADVISORS LLC	19.31%	11.35M	-	0	0
Sep 30, 2023	TOBIAS FINANCIAL ADVISORS, INC.	0.06%	34.17K	-	0	0
Sep 30, 2023	PARALLAX VOLATILITY ADVISERS, L.P.	0.06%	34.25K	-	11.53K	+50.74%
Sep 30, 2023	FIRST MANHATTAN CO. LLC.	0.06%	34.75K	-	0	0
Sep 30, 2023	VICTORY CAPITAL MANAGEMENT INC	0.07%	39.93K	-	-142.52K	-78.11%
Sep 30, 2023	STATE OF WISCONSIN INVESTMENT BOARD	0.07%	40.08K	-	-927	-2.26%
Sep 30, 2023	ALPS ADVISORS INC	0.07%	43.25K	-	192	+0.45%
Sep 30, 2023	WEISS MULTI-STRATEGY ADVISERS LLC	0.07%	43.72K	-	-6.28K	-12.55%
Sep 30, 2023	PROFUND ADVISORS LLC	0.08%	45.1K	-	-773	-1.68%
Sep 30, 2023	D. E. SHAW & CO., INC.	0.08%	45.97K	-	-30.01K	-39.50%
Sep 30, 2023	ADVISOR GROUP HOLDINGS, INC.	0.08%	46.31K	-	39.17K	+548.01%
Sep 30, 2023	INVESCO LTD.	0.08%	48.08K	-	-467.26K	-90.67%
Sep 30, 2023	INTERNATIONAL ASSETS INVESTMENT MANAGEMENT, LLC	0.08%	48.98K	-	695	+1.44%
Sep 30, 2023	NORTH STAR INVESTMENT MANAGEMENT CORP.	0.09%	50K	-	0	0
Sep 30, 2023	ALLIANCEBERNSTEIN L.P.	0.09%	50.44K	-	-170.09K	-77.13%
Sep 30, 2023	RAYMOND JAMES & ASSOCIATES	0.09%	51.05K	-	-761	-1.47%
Sep 30, 2023	CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM	0.09%	51.7K	-	-5.02K	-8.84%
Sep 30, 2023	CREDIT SUISSE AG/	0.09%	54.2K	-	-10.07K	-15.67%
Sep 30, 2023	EXODUSPOINT CAPITAL MANAGEMENT, LP	0.1%	60.65K	-	60.65K	+100.00%
Sep 30, 2023	RHUMBLINE ADVISERS	0.11%	62.51K	-	3.02K	+5.07%
Sep 30, 2023	GROUP ONE TRADING, L.P.	0.11%	65.55K	-	65.55K	+100.00%
Sep 30, 2023	BALYASNY ASSET MANAGEMENT L.P.	0.11%	67.58K	-	52.73K	+354.93%
Sep 30, 2023	BNP PARIBAS ARBITRAGE, SNC	0.12%	67.94K	-	8.12K	+13.58%
Sep 30, 2023	SIMPLEX TRADING, LLC	0.12%	71.64K	-	71.64K	+100.00%
Sep 30, 2023	HENNION & WALSH ASSET MANAGEMENT, INC.	0.13%	73.67K	-	34.8K	+89.51%
Sep 30, 2023	UBS GROUP AG	0.13%	74.6K	-	-14.63K	-16.40%
Sep 30, 2023	SWISS NATIONAL BANK	0.17%	102K	-	0	0
Sep 30, 2023	CITIGROUP INC	0.19%	113.04K	-	29.03K	+34.56%
Sep 30, 2023	CHARLES SCHWAB INVESTMENT MANAGEMENT INC	0.21%	125.53K	-	0	0
Sep 30, 2023	CLARIVEST ASSET MANAGEMENT LLC	0.22%	130.04K	-	0	0
Sep 30, 2023	JANE STREET GROUP, LLC	0.23%	132.43K	-	77.79K	+142.34%
Sep 30, 2023	WOODSTOCK CORP	0.23%	137.18K	-	0	0
Sep 30, 2023	BARCLAYS PLC	0.24%	138.31K	-	11.45K	+9.02%
Sep 30, 2023	GOLDMAN SACHS GROUP INC	0.29%	168.68K	-	-28.75K	-14.56%
Sep 30, 2023	BANK OF NEW YORK MELLON CORP	0.3%	177.36K	-	-234	-0.13%
Sep 30, 2023	NUVEEN ASSET MANAGEMENT, LLC	0.32%	185.98K	-	56.52K	+43.66%
Sep 30, 2023	AMERIPRISE FINANCIAL INC	0.34%	198.01K	-	-5.43K	-2.67%
Sep 30, 2023	MORGAN STANLEY	0.42%	249.12K	-	-71.91K	-22.40%
Sep 30, 2023	TWO SIGMA INVESTMENTS, LP	0.45%	267.32K	-	136.02K	+103.60%
Sep 30, 2023	RAFFERTY ASSET MANAGEMENT, LLC	0.46%	268.69K	-	15.47K	+6.11%
Sep 30, 2023	DEUTSCHE BANK AG\	0.5%	294.78K	-	6.47K	+2.24%
Sep 30, 2023	WELLS FARGO & COMPANY/MN	0.58%	343.27K	-	3.4K	+1.00%
Sep 30, 2023	JOHNSON & JOHNSON	0.67%	394.83K	-	0	0
Sep 30, 2023	NORTHERN TRUST CORP	0.7%	412.44K	-	-1.23K	-0.30%
Sep 30, 2023	TWO SIGMA ADVISERS, LP	0.72%	420.9K	-	-13.1K	-3.02%
Sep 30, 2023	GEODE CAPITAL MANAGEMENT, LLC	1.66%	975.57K	-	22.32K	+2.34%
Sep 30, 2023	EAGLE ASSET MANAGEMENT INC	1.77%	1.04M	-	-16.15K	-1.53%
Sep 30, 2023	DIMENSIONAL FUND ADVISORS LP	2.05%	1.21M	-	79.38K	+7.05%
Sep 30, 2023	KNOLL CAPITAL MANAGEMENT, LLC	5.16%	3.03M	-	16.25K	+0.54%
Sep 30, 2023	BLACKROCK INC.	5.73%	3.37M	-	140.72K	+4.36%

ALDX Insiders

Insiders	Designation	Shares Held
EDELMAN JOSEPH		11.35M
PERCEPTIVE ADVISORS LLC	10 percent owner	9.28M
BRADY TODD C	President and CEO	1.47M
MACHATHA STEPHEN	Chief Development Officer	236.77K
GREENBERG BRUCE	See Remarks	126.38K
DOUGLAS RICHARD	director	125K
REED JOSHUA	Chief Financial Officer	35.77K
JOYCE MARTIN JOSEPH		23.97K
BRONSTEIN BEN	director	18.64K
CLARK DAVID J	Chief Medical Officer	17.88K
CLARKE C. BOYD	director	15.5K
PHILLIPS GARY M.	director	9.38K
TREU JESSE I	director	8.76K
WALKER NEAL	director	6.25K
MCMULLIN DAVID	Chief Commerical Officer	6.15K
TULIPANO STEPHEN J	Chief Financial Officer	3.33K
MILLER-RICH NANCY	director	922

Buying/Selling by Insiders

Date	Insider	Type	Cost	Shares	Value ($)	Shares Total
Aug 12, 2024	MACHATHA STEPHEN	SALE	4.74	16.04K	75.97K	236.77K
Aug 12, 2024	GREENBERG BRUCE	SALE	4.74	10.83K	51.31K	126.38K
Apr 05, 2024	PERCEPTIVE ADVISORS LLC	PURCHASE	4.74	37.71K	178.75K	9.28M
Apr 04, 2024	PERCEPTIVE ADVISORS LLC	PURCHASE	4.67	140.28K	655.11K	9.24M
Apr 03, 2024	PERCEPTIVE ADVISORS LLC	PURCHASE	4.09	309.85K	1.27M	9.1M
Apr 02, 2024	PERCEPTIVE ADVISORS LLC	PURCHASE	3.44	186.05K	640.02K	8.79M
Apr 01, 2024	PERCEPTIVE ADVISORS LLC	PURCHASE	3.25	8.37K	27.22K	8.6M
Mar 12, 2024	BRADY TODD C	SALE	3.05	85.32K	260.24K	1.47M
Mar 12, 2024	MACHATHA STEPHEN	SALE	3.16	11.54K	36.5K	243.5K
Mar 11, 2024	BRADY TODD C	SALE	3.27	97.91K	320.52K	1.56M
Mar 11, 2024	GREENBERG BRUCE	SALE	3.41	13.2K	44.97K	120.7K
Mar 11, 2024	MACHATHA STEPHEN	SALE	3.41	18.23K	62.1K	255.03K
Oct 18, 2023	PERCEPTIVE ADVISORS LLC	SALE	1.74	306.5K	533.31K	8.59M
Oct 16, 2023	PERCEPTIVE ADVISORS LLC	SALE	1.60	2.45M	3.92M	8.9M
Apr 12, 2023	MILLER-RICH NANCY	PURCHASE	10.13	509	5.16K	922
Aug 10, 2022	PERCEPTIVE ADVISORS LLC	PURCHASE	7.85	15K	117.75K	11.35M
Aug 09, 2022	EDELMAN JOSEPH	PURCHASE	7.85	15K	117.75K	11.35M
Aug 09, 2022	PERCEPTIVE ADVISORS LLC	PURCHASE	7.50	100K	750K	11.34M
Aug 08, 2022	EDELMAN JOSEPH	PURCHASE	7.24	97K	702.28K	11.24M
Aug 08, 2022	PERCEPTIVE ADVISORS LLC	PURCHASE	7.24	97K	702.28K	11.24M
Aug 05, 2022	EDELMAN JOSEPH	PURCHASE	6.95	141K	979.95K	11.14M
Aug 05, 2022	PERCEPTIVE ADVISORS LLC	PURCHASE	6.95	141K	979.95K	11.14M
Aug 04, 2022	PERCEPTIVE ADVISORS LLC	PURCHASE	6.17	95.1K	586.77K	11M
Aug 04, 2022	EDELMAN JOSEPH	PURCHASE	6.17	95.1K	586.77K	11M
Aug 03, 2022	EDELMAN JOSEPH	PURCHASE	5.84	100K	584K	10.9M
Aug 03, 2022	PERCEPTIVE ADVISORS LLC	PURCHASE	5.84	100K	584K	10.9M
Aug 02, 2022	PERCEPTIVE ADVISORS LLC	PURCHASE	5.59	412.41K	2.31M	10.8M
Aug 02, 2022	EDELMAN JOSEPH	PURCHASE	5.59	412.41K	2.31M	10.8M
Aug 01, 2022	PERCEPTIVE ADVISORS LLC	PURCHASE	5.05	144.19K	728.13K	10.39M
Aug 01, 2022	EDELMAN JOSEPH	PURCHASE	5.05	144.19K	728.13K	10.39M
Jul 29, 2022	EDELMAN JOSEPH	PURCHASE	5.03	222.12K	1.12M	10.25M
Jul 29, 2022	PERCEPTIVE ADVISORS LLC	PURCHASE	5.03	222.12K	1.12M	10.25M
Jul 28, 2022	PERCEPTIVE ADVISORS LLC	PURCHASE	5.00	119.39K	596.96K	10.02M
Jul 28, 2022	EDELMAN JOSEPH	PURCHASE	5.00	119.39K	596.96K	10.02M
Jun 23, 2022	BRADY TODD C	PURCHASE	3.36	17.7K	59.55K	1.22M
Jun 23, 2022	JOYCE MARTIN JOSEPH	PURCHASE	3.48	4.32K	15.02K	23.97K
May 03, 2021	MILLER-RICH NANCY	PURCHASE	12.81	413	5.29K	413
May 03, 2021	PERCEPTIVE ADVISORS LLC	PURCHASE	12.50	1.2M	15M	9.9M
Jan 19, 2021	PERCEPTIVE ADVISORS LLC	PURCHASE	9.50	1.37M	13M	8.7M
Jan 08, 2021	PERCEPTIVE ADVISORS LLC	PURCHASE	9.21	347.33K	3.2M	7.13M
Jan 07, 2021	PERCEPTIVE ADVISORS LLC	PURCHASE	8.13	500K	4.07M	6.79M
Jul 09, 2020	PERCEPTIVE ADVISORS LLC	PURCHASE	4.25	3.2M	13.6M	6.29M
Mar 16, 2020	DOUGLAS RICHARD	PURCHASE	2.75	40K	110K	125K
Dec 16, 2019	BRADY TODD C	PURCHASE	5.10	20K	101.91K	652.22K
Sep 30, 2019	BRADY TODD C	PURCHASE	5.68	8.71K	49.48K	632.22K
Sep 23, 2019	BRADY TODD C	PURCHASE	5.81	8.68K	50.43K	623.51K
Sep 18, 2019	BRADY TODD C	PURCHASE	5.91	14.29K	84.46K	614.83K
Sep 17, 2019	BRONSTEIN BEN	PURCHASE	5.85	1.7K	9.95K	18.64K
Sep 16, 2019	BRADY TODD C	PURCHASE	6.03	3K	18.09K	591.99K
Sep 13, 2019	DOUGLAS RICHARD	PURCHASE	6.00	5K	30K	85K
Sep 13, 2019	BRADY TODD C	PURCHASE	5.79	10K	57.9K	588.99K
Sep 12, 2019	DOUGLAS RICHARD	PURCHASE	6.03	10K	60.28K	80K
Sep 12, 2019	JOYCE MARTIN JOSEPH	PURCHASE	5.86	1.7K	9.96K	19.64K
Sep 11, 2019	DOUGLAS RICHARD	PURCHASE	5.75	10K	57.53K	70K
Sep 10, 2019	DOUGLAS RICHARD	PURCHASE	5.09	10K	50.86K	60K
Sep 10, 2019	BRADY TODD C	PURCHASE	5.39	10K	53.94K	578.99K
Sep 09, 2019	BRADY TODD C	PURCHASE	4.89	10K	48.89K	568.99K
Sep 09, 2019	DOUGLAS RICHARD	PURCHASE	4.91	10K	49.11K	50K
Sep 06, 2019	CLARK DAVID J	PURCHASE	5.06	5K	25.31K	17.88K
Sep 05, 2019	MCMULLIN DAVID	PURCHASE	4.68	4.33K	20.26K	6.15K
Sep 05, 2019	REED JOSHUA	PURCHASE	4.71	3.2K	15.07K	35.77K
Mar 26, 2019	TREU JESSE I	SALE	10.01	445	4.45K	8.76K
Sep 19, 2017	PERCEPTIVE ADVISORS LLC	PURCHASE	7.25	200K	1.45M	3.09M
Jun 30, 2017	PERCEPTIVE ADVISORS LLC	PURCHASE	4.60	296.01K	1.36M	2.89M
Feb 17, 2017	JOYCE MARTIN JOSEPH	PURCHASE	4.50	4.44K	20K	17.94K
Feb 17, 2017	BRONSTEIN BEN	PURCHASE	4.50	4.44K	20K	16.94K
Feb 17, 2017	TULIPANO STEPHEN J	PURCHASE	4.50	3.33K	15K	3.33K
Feb 17, 2017	BRADY TODD C	PURCHASE	4.50	22.22K	100K	64.41K
Feb 17, 2017	DOUGLAS RICHARD	PURCHASE	4.50	40K	180K	40K
Feb 14, 2017	PERCEPTIVE ADVISORS LLC	PURCHASE	4.50	893.03K	4.02M	2.59M
May 26, 2016	PERCEPTIVE ADVISORS LLC	PURCHASE	5.00	700K	3.5M	1.94M
Oct 28, 2015	PERCEPTIVE ADVISORS LLC	PURCHASE	6.50	45.1K	293.15K	1.24M
Oct 26, 2015	PERCEPTIVE ADVISORS LLC	PURCHASE	6.46	50K	323.15K	1.2M
Oct 22, 2015	PERCEPTIVE ADVISORS LLC	PURCHASE	6.47	18.02K	116.66K	1.15M
Oct 20, 2015	PERCEPTIVE ADVISORS LLC	PURCHASE	6.30	14.35K	90.34K	1.1M
Aug 07, 2014	JOYCE MARTIN JOSEPH	PURCHASE	3.95	1K	3.95K	13.5K
Aug 06, 2014	CLARKE C. BOYD	PURCHASE	3.69	3K	11.06K	15.5K
May 07, 2014	WALKER NEAL	PURCHASE	8.00	6.25K	50K	6.25K
May 07, 2014	BRONSTEIN BEN	PURCHASE	8.00	12.5K	100K	12.5K
May 07, 2014	JOYCE MARTIN JOSEPH	PURCHASE	8.00	12.5K	100K	12.5K
May 07, 2014	BRADY TODD C	PURCHASE	8.00	12.5K	100K	15.09K
May 07, 2014	PHILLIPS GARY M.	PURCHASE	8.00	9.38K	75K	9.38K
May 07, 2014	CLARKE C. BOYD	PURCHASE	8.00	12.5K	100K	12.5K

ALDX Stock Ownership Breakdown

Aldeyra Therapeutics, Inc.

ALDX Stock Outstanding Shares

Market Insider ALDX

Institutional Ownership

ALDX Insiders

Buying/Selling by Insiders

Frequently Asked Questions

ALDX Stock Outstanding Shares

Market Insider ALDX

Institutional Ownership

ALDX Insiders

Buying/Selling by Insiders

Frequently Asked Questions