Gritstone bio (GRTS) insider trading activity: Get Latest News Today

GRTS 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.

ShortableNo

OptionableNo

Short Percent Of Outstanding Shares6.37

Short Percent Of Float6.51

Shares Outstanding118.11M

Shares Float115.44M

Shares Short7.53M

Short Ratio6.24

6.51%

Short % of Float

6.37%

Short % of Shares Outstanding

Market Insider GRTS

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

1.91% Percentage of Shares held by All Insiders

29.03% Percentage of Shares held by All Institutions

29.6% Percentage of Float held by Institutions

Number of Institutions Holding Shares

Institutional Ownership

About 29.03% of GRTS shares are held by financial institutions. BARCLAYS PLC is the top corporate investor, holding 100.32K shares valued at $258.00K. A 0.1% stake in Gritstone bio, Inc. is owned by the company. PROSHARE ADVISORS LLC owns 16.2K shares valued at $41.63K, which translates its holding of 0.02% of the stake in the company.

Date	Holder	% Stake	Shares Held	Total Value ($)	Shares	% Change in Portfolio
Mar 31, 2024	BARCLAYS PLC	0.1%	100.32K	258K	-41.47K	-29.25%
Mar 31, 2024	PROSHARE ADVISORS LLC	0.02%	16.2K	41.63K	1.67K	+11.51%
Mar 31, 2024	FAIRHAVEN WEALTH MANAGEMENT, LLC	0.01%	12K	30.84K	0	0
Mar 31, 2024	VALEO FINANCIAL ADVISORS, LLC	0.01%	12K	9.76K	0	0
Mar 31, 2024	VICTORY CAPITAL MANAGEMENT INC	0.01%	11.77K	30.26K	-53	-0.45%
Mar 31, 2024	ADVISOR GROUP HOLDINGS, INC.	0.01%	10.6K	27.24K	-22.1K	-67.58%
Mar 31, 2024	PRINCIPAL FINANCIAL GROUP INC	0.01%	10.3K	26.46K	-910	-8.12%
Mar 31, 2024	AMERITAS INVESTMENT PARTNERS, INC.	0.01%	7.25K	18.63M	0	0
Mar 31, 2024	BLACKROCK INC.	5.93%	5.79M	14.88M	-78.69K	-1.34%
Mar 31, 2024	FORUM FINANCIAL MANAGEMENT, LP	0.16%	153.24K	393.82K	63.24K	+70.26%
Mar 31, 2024	JANE STREET GROUP, LLC	0.15%	148.53K	381.72K	-52.45K	-26.10%
Mar 31, 2024	TWO SIGMA INVESTMENTS, LP	0.13%	127.58K	327.87K	77.25K	+153.47%
Mar 31, 2024	RHUMBLINE ADVISERS	0.13%	127.42K	327.47K	3.75K	+3.03%
Mar 31, 2024	ARTIA GLOBAL PARTNERS LP	0.1%	95.17K	244.59K	0	0
Mar 31, 2024	PRICE T ROWE ASSOCIATES INC /MD/	0.09%	86.83K	224K	3.34K	+4.00%
Mar 31, 2024	BANK OF AMERICA CORP /DE/	0.09%	85.34K	219.32K	-102.19K	-54.49%
Mar 31, 2024	CORNERCAP INVESTMENT COUNSEL INC	0.08%	76.81K	197.4K	0	0
Mar 31, 2024	VANGUARD GROUP INC	4.85%	4.73M	12.17M	317.5K	+7.19%
Mar 31, 2024	VERSANT VENTURE MANAGEMENT, LLC	3.65%	3.56M	9.15M	0	0
Mar 31, 2024	AFFINITY ASSET ADVISORS, LLC	2.45%	2.39M	6.14M	2.39M	+100.00%
Mar 31, 2024	GEODE CAPITAL MANAGEMENT, LLC	2.04%	1.99M	5.11M	82.02K	+4.30%
Mar 31, 2024	ENSIGN PEAK ADVISORS, INC	1.5%	1.47M	3.77M	670K	+83.97%
Mar 31, 2024	SUSQUEHANNA INTERNATIONAL GROUP, LLP	0.37%	364.2K	935.99K	310.7K	+580.75%
Mar 31, 2024	GOLDMAN SACHS GROUP INC	0.49%	476.8K	1.23M	339.64K	+247.64%
Mar 31, 2024	NUVEEN ASSET MANAGEMENT, LLC	0.35%	340.48K	875.03K	0	0
Mar 31, 2024	WELLINGTON MANAGEMENT GROUP LLP	0.34%	331.08K	850.87K	331.08K	+100.00%
Mar 31, 2024	CAPTION MANAGEMENT, LLC	0.21%	204K	524.28K	204K	+100.00%
Mar 31, 2024	POINT72 ASSET MANAGEMENT, L.P.	3.15%	3.07M	7.9M	-900K	-22.64%
Mar 31, 2024	DEUTSCHE BANK AG\	3.05%	2.98M	7.66M	2.98M	+100.00%
Mar 31, 2024	STATE STREET CORP	1.84%	1.8M	4.63M	19.27K	+1.08%
Mar 31, 2024	FMR LLC	1.07%	1.04M	2.68M	-941.39K	-47.42%
Mar 31, 2024	ARTAL GROUP S.A.	1.06%	1.03M	2.65M	1.03M	+100.00%
Mar 31, 2024	MILLENNIUM MANAGEMENT LLC	0.2%	200K	514K	200K	+100.00%
Mar 31, 2024	BANK OF NEW YORK MELLON CORP	0.32%	316.86K	814.33K	-9.66K	-2.96%
Mar 31, 2024	DIMENSIONAL FUND ADVISORS LP	0.29%	286.6K	736.56K	143.87K	+100.80%
Mar 31, 2024	CHARLES SCHWAB INVESTMENT MANAGEMENT INC	0.27%	267.21K	686.72K	0	0
Mar 31, 2024	BRIDGEWAY CAPITAL MANAGEMENT, LLC	0.27%	263.9K	678.22K	70K	+36.10%
Mar 31, 2024	SUSQUEHANNA FUNDAMENTAL INVESTMENTS, LLC	0.25%	247.61K	636.35K	247.61K	+100.00%
Mar 31, 2024	UBS GROUP AG	0.19%	183K	470.31K	-14.67K	-7.42%
Mar 31, 2024	AMERICAN CENTURY COMPANIES INC	0.1%	93.74K	240.9K	93.74K	+100.00%
Mar 31, 2024	FRED ALGER MANAGEMENT, LLC	0.06%	57.75K	148.42K	57.75K	+100.00%
Mar 31, 2024	INVESCO LTD.	0.06%	55.03K	141.44K	-10.45K	-15.96%
Mar 31, 2024	BNP PARIBAS ARBITRAGE, SNC	0.05%	46.24K	118.83K	21.27K	+85.20%
Mar 31, 2024	AMERICAN INTERNATIONAL GROUP, INC.	0.05%	44.43K	114.19K	805	+1.85%
Mar 31, 2024	WELLS FARGO & COMPANY/MN	0.04%	41.1K	105.62K	-2.69K	-6.15%
Mar 31, 2024	FRAZIER LIFE SCIENCES MANAGEMENT, L.P.	1.06%	1.03M	2.65M	0	0
Mar 31, 2024	NORTHERN TRUST CORP	0.77%	754.46K	1.94M	22.54K	+3.08%
Mar 31, 2024	LMR PARTNERS LLP	0.65%	636.3K	1.64M	636.3K	+100.00%
Mar 31, 2024	CITADEL ADVISORS LLC	0.17%	164.19K	421.98K	-140.38K	-46.09%
Mar 31, 2024	IRONWOOD INVESTMENT MANAGEMENT LLC	0.16%	157.6K	405.04K	157.6K	+100.00%
Mar 31, 2024	MORGAN STANLEY	6.91%	6.74M	17.33M	1.22M	+22.13%
Mar 31, 2024	REDMILE GROUP, LLC	5.9%	5.76M	14.79M	-117.53K	-2.00%
Mar 31, 2024	TWIN PEAKS WEALTH ADVISORS, LLC	0.04%	40.31K	103.61K	0	0
Mar 31, 2024	MANUFACTURERS LIFE INSURANCE COMPANY, THE	0.04%	36.78K	94.53K	160	+0.44%
Mar 31, 2024	METLIFE INVESTMENT MANAGEMENT, LLC	0.04%	36.28K	93.23K	-10.42K	-22.31%
Mar 31, 2024	JPMORGAN CHASE & CO	0.04%	35.37K	90.9K	-27.81K	-44.01%
Mar 31, 2024	HIGHTOWER ADVISORS, LLC	0.04%	35.25K	91K	8.75K	+33.02%
Mar 31, 2024	KLINGMAN & ASSOCIATES, LLC	0.04%	34.79K	89.4K	34.79K	+100.00%
Mar 31, 2024	SKYOAK WEALTH, LLC	0.03%	31.34K	80.55K	-5.3K	-14.46%
Mar 31, 2024	STIFEL FINANCIAL CORP	0.03%	30.69K	78.88K	-246	-0.80%
Mar 31, 2024	LAZARD ASSET MANAGEMENT LLC	0.03%	27.46K	70K	27.46K	+100.00%
Mar 31, 2024	CREATIVE PLANNING	0.03%	24.91K	64.02K	0	0
Mar 31, 2024	SG AMERICAS SECURITIES, LLC	0.02%	23.81K	61K	-15.28K	-39.09%
Mar 31, 2024	RAYMOND JAMES FINANCIAL SERVICES ADVISORS, INC.	0.02%	22.07K	56.73K	0	0
Mar 31, 2024	HOULIHAN FINANCIAL RESOURCE GROUP, LTD.	0.02%	20K	51	0	0
Mar 31, 2024	NEW YORK STATE COMMON RETIREMENT FUND	0.02%	19.41K	50K	-21.8K	-52.89%
Mar 31, 2024	ALLIANCEBERNSTEIN L.P.	0.02%	18K	46.26K	0	0
Mar 31, 2024	AVANTAX PLANNING PARTNERS, INC.	0.02%	17.86K	45.9K	17.86K	+100.00%
Mar 31, 2024	CITIGROUP INC	0.02%	16.94K	43.54K	4.22K	+33.12%
Dec 31, 2023	RHUMBLINE ADVISERS	0.11%	123.68K	252.29K	-545	-0.44%
Dec 31, 2023	ARTIA GLOBAL PARTNERS LP	0.08%	95.17K	194.15K	0	0
Dec 31, 2023	FORUM FINANCIAL MANAGEMENT, LP	0.08%	90K	183.6K	72.2K	+405.65%
Dec 31, 2023	PRICE T ROWE ASSOCIATES INC /MD/	0.07%	83.49K	171K	2.95K	+3.67%
Dec 31, 2023	CORNERCAP INVESTMENT COUNSEL INC	0.07%	76.81K	156.69K	0	0
Dec 31, 2023	INVESCO LTD.	0.06%	65.49K	133.59K	11.91K	+22.23%
Dec 31, 2023	JPMORGAN CHASE & CO	0.05%	63.17K	128.88K	-11.24K	-15.11%
Dec 31, 2023	CITADEL ADVISORS LLC	0.04%	50.5K	103.02K	38.2K	+310.57%
Dec 31, 2023	TWO SIGMA INVESTMENTS, LP	0.04%	50.33K	102.68K	50.33K	+100.00%
Dec 31, 2023	METLIFE INVESTMENT MANAGEMENT, LLC	0.04%	46.69K	95.25K	0	0
Dec 31, 2023	ROYAL BANK OF CANADA	0.04%	44.4K	91K	8.8K	+24.72%
Dec 31, 2023	WELLS FARGO & COMPANY/MN	0.04%	43.79K	89.34K	17.79K	+68.39%
Dec 31, 2023	AMERICAN INTERNATIONAL GROUP, INC.	0.04%	43.63K	89K	-176	-0.40%
Dec 31, 2023	NEW YORK STATE COMMON RETIREMENT FUND	0.04%	41.21K	84K	-114	-0.28%
Dec 31, 2023		0.04%	40.31K	82.24K	40.31K	+100.00%
Dec 31, 2023	SG AMERICAS SECURITIES, LLC	0.03%	39.09K	80K	-3.15K	-7.46%
Dec 31, 2023	ACADIAN ASSET MANAGEMENT LLC	0.03%	37.87K	77K	37.87K	+100.00%
Dec 31, 2023	SKYOAK WEALTH, LLC	0.03%	36.64K	74.75K	-24.24K	-39.81%
Dec 31, 2023	MANUFACTURERS LIFE INSURANCE COMPANY, THE	0.03%	36.62K	74.71K	0	0
Dec 31, 2023	VOYA INVESTMENT MANAGEMENT LLC	0.03%	35.6K	72.63K	0	0
Dec 31, 2023	ADVISOR GROUP HOLDINGS, INC.	0.03%	32.7K	66.71K	22.2K	+211.43%
Dec 31, 2023	STIFEL FINANCIAL CORP	0.03%	30.94K	63.12K	-38.49K	-55.44%
Dec 31, 2023	CAPTRUST FINANCIAL ADVISORS	0.02%	28.68K	58.51K	-109.94K	-79.31%
Dec 31, 2023	HIGHTOWER ADVISORS, LLC	0.02%	26.5K	54K	-19.84K	-42.81%
Dec 31, 2023	INTEGRATED WEALTH CONCEPTS LLC	0.02%	25.02K	51.04K	0	0
Dec 31, 2023	REDMILE GROUP, LLC	5.09%	5.87M	11.98M	-2.64M	-30.98%
Dec 31, 2023	BLACKROCK INC.	5.09%	5.87M	11.97M	-219.7K	-3.61%
Dec 31, 2023	MORGAN STANLEY	4.79%	5.52M	11.26M	3.76M	+213.26%
Dec 31, 2023	VANGUARD GROUP INC	3.83%	4.42M	9.01M	358.08K	+8.82%
Dec 31, 2023	POINT72 ASSET MANAGEMENT, L.P.	3.45%	3.97M	8.11M	-1.95M	-32.91%
Dec 31, 2023	VERSANT VENTURE MANAGEMENT, LLC	3.09%	3.56M	7.26M	0	0
Dec 31, 2023	FMR LLC	1.72%	1.99M	4.05M	1.13M	+132.58%
Dec 31, 2023	GEODE CAPITAL MANAGEMENT, LLC	1.65%	1.91M	3.89M	138.67K	+7.85%
Dec 31, 2023	STATE STREET CORP	1.54%	1.78M	3.63M	184.39K	+11.55%
Dec 31, 2023	FRAZIER LIFE SCIENCES MANAGEMENT, L.P.	0.89%	1.03M	2.1M	-400K	-27.95%
Dec 31, 2023	ENSIGN PEAK ADVISORS, INC	0.69%	797.88K	1.63M	0	0
Dec 31, 2023	NORTHERN TRUST CORP	0.63%	731.92K	1.49M	8.8K	+1.22%
Dec 31, 2023	NUVEEN ASSET MANAGEMENT, LLC	0.3%	340.48K	694.58K	-971	-0.28%
Dec 31, 2023	BANK OF NEW YORK MELLON CORP	0.28%	326.52K	666.11K	53.74K	+19.70%
Dec 31, 2023	CHARLES SCHWAB INVESTMENT MANAGEMENT INC	0.23%	267.21K	545.1K	66.57K	+33.18%
Dec 31, 2023	PANAGORA ASSET MANAGEMENT INC	0.17%	201.44K	410.94K	-10.35K	-4.89%
Dec 31, 2023	JANE STREET GROUP, LLC	0.17%	200.98K	410K	200.98K	+100.00%
Dec 31, 2023	UBS GROUP AG	0.17%	197.67K	403.24K	-68.26K	-25.67%
Dec 31, 2023	BRIDGEWAY CAPITAL MANAGEMENT, LLC	0.17%	193.9K	395.56K	0	0
Dec 31, 2023	BANK OF AMERICA CORP /DE/	0.16%	187.53K	382.56K	142.85K	+319.72%
Dec 31, 2023	GROUP ONE TRADING, L.P.	0.16%	187.32K	382.14M	152.75K	+441.76%
Dec 31, 2023	DIMENSIONAL FUND ADVISORS LP	0.12%	142.73K	291.19K	-10.37K	-6.77%
Dec 31, 2023	BARCLAYS PLC	0.12%	141.79K	289K	105.04K	+285.87%
Dec 31, 2023	GOLDMAN SACHS GROUP INC	0.12%	137.15K	279.79K	-48.56K	-26.15%

GRTS Insiders

Among the GRTS insiders holding of 1.91% of the stake in company, WOIWODE THOMAS, director, holds the largest shares of 1.35M. ALLEN ANDREW R, PRESIDENT AND CEO, is the second largest GRTS insider with ownership of 985.36K shares. JOOSS KARIN, SEE REMARKS, stands third with possession of 683.53K shares of that stake.

Insiders	Designation	Shares Held
WOIWODE THOMAS	director	1.35M
ALLEN ANDREW R	PRESIDENT AND CEO	985.36K
JOOSS KARIN	SEE REMARKS	683.53K
JONES ERIN	EVP, CHIEF OPERATING OFFICER	359.29K
CLARUS LIFESCIENCES III, L.P.	10 percent owner	333.33K
SIMON NICHOLAS		333.33K
HAWRYLUK MATTHEW	EVP, CHIEF BUSINESS OFFICER	313.93K
ECONOMIDES VASSILIKI	EVP, CHIEF FINANCIAL OFFICER	250.44K
YELENSKY ROMAN	See Remarks	133.22K
ROUSSEAU RAPHAEL	See Remarks	0

Buying/Selling by Insiders

Date	Insider	Type	Cost	Shares	Value ($)	Shares Total
Dec 18, 2024	ECONOMIDES VASSILIKI	SALE	0.01	12K	180	250.44K
May 16, 2024	ALLEN ANDREW R	SALE	0.75	24.26K	18.16K	985.36K
May 16, 2024	ECONOMIDES VASSILIKI	SALE	0.75	13.75K	10.29K	262.44K
May 16, 2024	HAWRYLUK MATTHEW	SALE	0.75	9.26K	6.93K	313.93K
May 16, 2024	JONES ERIN	SALE	0.75	13.75K	10.29K	359.29K
May 16, 2024	JOOSS KARIN	SALE	0.75	13.75K	10.29K	683.53K
May 23, 2023	ECONOMIDES VASSILIKI	PURCHASE	1.90	12K	22.83K	214.06K
Dec 01, 2021	JONES ERIN	SALE	13.01	1K	13.01K	45.9K
Nov 01, 2021	JONES ERIN	SALE	11.14	1K	11.14K	20K
Oct 04, 2021	JONES ERIN	SALE	10.71	1K	10.71K	20K
Oct 01, 2021	JONES ERIN	SALE	10.68	1K	10.68K	20K
Sep 08, 2021	JONES ERIN	SALE	11.37	2K	22.75K	20K
May 27, 2021	ROUSSEAU RAPHAEL	SALE	9.00	2.9K	26.11K	0
Jan 20, 2021	ROUSSEAU RAPHAEL	SALE	25.07	10K	250.71K	0
Jan 19, 2021	YELENSKY ROMAN	SALE	22.10	10K	221.03K	133.22K
Jan 19, 2021	ROUSSEAU RAPHAEL	SALE	17.53	20K	350.56K	0
Dec 30, 2020	WOIWODE THOMAS	PURCHASE	3.71	1.35M	5M	1.35M
Aug 21, 2019	ROUSSEAU RAPHAEL	SALE	10.76	10K	107.63K	0
Sep 28, 2018	SIMON NICHOLAS	PURCHASE	15.00	333.33K	5M	333.33K
Sep 28, 2018	CLARUS LIFESCIENCES III, L.P.	PURCHASE	15.00	333.33K	5M	333.33K

Insider Transaction Summary (6 Months)

SHARESTRANS

PURCHASE00

SALES12K1

NET SHARES-12K1

NO. OF SHARES HELD250.44K1

% NET SHARES-104.79%0%

Frequently Asked Questions

GRTS Stock Outstanding Shares

ShortableNo

OptionableNo

Short Percent Of Outstanding Shares6.37

Short Percent Of Float6.51

Shares Outstanding118.11M

Shares Float115.44M

Shares Short7.53M

Short Ratio6.24

6.51%

Short % of Float

6.37%

Short % of Shares Outstanding

Market Insider GRTS

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

1.91% Percentage of Shares held by All Insiders

29.03% Percentage of Shares held by All Institutions

29.6% Percentage of Float held by Institutions

Number of Institutions Holding Shares

Institutional Ownership

Date	Holder	% Stake	Shares Held	Total Value ($)	Shares	% Change in Portfolio
Mar 31, 2024	BARCLAYS PLC	0.1%	100.32K	258K	-41.47K	-29.25%
Mar 31, 2024	PROSHARE ADVISORS LLC	0.02%	16.2K	41.63K	1.67K	+11.51%
Mar 31, 2024	FAIRHAVEN WEALTH MANAGEMENT, LLC	0.01%	12K	30.84K	0	0
Mar 31, 2024	VALEO FINANCIAL ADVISORS, LLC	0.01%	12K	9.76K	0	0
Mar 31, 2024	VICTORY CAPITAL MANAGEMENT INC	0.01%	11.77K	30.26K	-53	-0.45%
Mar 31, 2024	ADVISOR GROUP HOLDINGS, INC.	0.01%	10.6K	27.24K	-22.1K	-67.58%
Mar 31, 2024	PRINCIPAL FINANCIAL GROUP INC	0.01%	10.3K	26.46K	-910	-8.12%
Mar 31, 2024	AMERITAS INVESTMENT PARTNERS, INC.	0.01%	7.25K	18.63M	0	0
Mar 31, 2024	BLACKROCK INC.	5.93%	5.79M	14.88M	-78.69K	-1.34%
Mar 31, 2024	FORUM FINANCIAL MANAGEMENT, LP	0.16%	153.24K	393.82K	63.24K	+70.26%
Mar 31, 2024	JANE STREET GROUP, LLC	0.15%	148.53K	381.72K	-52.45K	-26.10%
Mar 31, 2024	TWO SIGMA INVESTMENTS, LP	0.13%	127.58K	327.87K	77.25K	+153.47%
Mar 31, 2024	RHUMBLINE ADVISERS	0.13%	127.42K	327.47K	3.75K	+3.03%
Mar 31, 2024	ARTIA GLOBAL PARTNERS LP	0.1%	95.17K	244.59K	0	0
Mar 31, 2024	PRICE T ROWE ASSOCIATES INC /MD/	0.09%	86.83K	224K	3.34K	+4.00%
Mar 31, 2024	BANK OF AMERICA CORP /DE/	0.09%	85.34K	219.32K	-102.19K	-54.49%
Mar 31, 2024	CORNERCAP INVESTMENT COUNSEL INC	0.08%	76.81K	197.4K	0	0
Mar 31, 2024	VANGUARD GROUP INC	4.85%	4.73M	12.17M	317.5K	+7.19%
Mar 31, 2024	VERSANT VENTURE MANAGEMENT, LLC	3.65%	3.56M	9.15M	0	0
Mar 31, 2024	AFFINITY ASSET ADVISORS, LLC	2.45%	2.39M	6.14M	2.39M	+100.00%
Mar 31, 2024	GEODE CAPITAL MANAGEMENT, LLC	2.04%	1.99M	5.11M	82.02K	+4.30%
Mar 31, 2024	ENSIGN PEAK ADVISORS, INC	1.5%	1.47M	3.77M	670K	+83.97%
Mar 31, 2024	SUSQUEHANNA INTERNATIONAL GROUP, LLP	0.37%	364.2K	935.99K	310.7K	+580.75%
Mar 31, 2024	GOLDMAN SACHS GROUP INC	0.49%	476.8K	1.23M	339.64K	+247.64%
Mar 31, 2024	NUVEEN ASSET MANAGEMENT, LLC	0.35%	340.48K	875.03K	0	0
Mar 31, 2024	WELLINGTON MANAGEMENT GROUP LLP	0.34%	331.08K	850.87K	331.08K	+100.00%
Mar 31, 2024	CAPTION MANAGEMENT, LLC	0.21%	204K	524.28K	204K	+100.00%
Mar 31, 2024	POINT72 ASSET MANAGEMENT, L.P.	3.15%	3.07M	7.9M	-900K	-22.64%
Mar 31, 2024	DEUTSCHE BANK AG\	3.05%	2.98M	7.66M	2.98M	+100.00%
Mar 31, 2024	STATE STREET CORP	1.84%	1.8M	4.63M	19.27K	+1.08%
Mar 31, 2024	FMR LLC	1.07%	1.04M	2.68M	-941.39K	-47.42%
Mar 31, 2024	ARTAL GROUP S.A.	1.06%	1.03M	2.65M	1.03M	+100.00%
Mar 31, 2024	MILLENNIUM MANAGEMENT LLC	0.2%	200K	514K	200K	+100.00%
Mar 31, 2024	BANK OF NEW YORK MELLON CORP	0.32%	316.86K	814.33K	-9.66K	-2.96%
Mar 31, 2024	DIMENSIONAL FUND ADVISORS LP	0.29%	286.6K	736.56K	143.87K	+100.80%
Mar 31, 2024	CHARLES SCHWAB INVESTMENT MANAGEMENT INC	0.27%	267.21K	686.72K	0	0
Mar 31, 2024	BRIDGEWAY CAPITAL MANAGEMENT, LLC	0.27%	263.9K	678.22K	70K	+36.10%
Mar 31, 2024	SUSQUEHANNA FUNDAMENTAL INVESTMENTS, LLC	0.25%	247.61K	636.35K	247.61K	+100.00%
Mar 31, 2024	UBS GROUP AG	0.19%	183K	470.31K	-14.67K	-7.42%
Mar 31, 2024	AMERICAN CENTURY COMPANIES INC	0.1%	93.74K	240.9K	93.74K	+100.00%
Mar 31, 2024	FRED ALGER MANAGEMENT, LLC	0.06%	57.75K	148.42K	57.75K	+100.00%
Mar 31, 2024	INVESCO LTD.	0.06%	55.03K	141.44K	-10.45K	-15.96%
Mar 31, 2024	BNP PARIBAS ARBITRAGE, SNC	0.05%	46.24K	118.83K	21.27K	+85.20%
Mar 31, 2024	AMERICAN INTERNATIONAL GROUP, INC.	0.05%	44.43K	114.19K	805	+1.85%
Mar 31, 2024	WELLS FARGO & COMPANY/MN	0.04%	41.1K	105.62K	-2.69K	-6.15%
Mar 31, 2024	FRAZIER LIFE SCIENCES MANAGEMENT, L.P.	1.06%	1.03M	2.65M	0	0
Mar 31, 2024	NORTHERN TRUST CORP	0.77%	754.46K	1.94M	22.54K	+3.08%
Mar 31, 2024	LMR PARTNERS LLP	0.65%	636.3K	1.64M	636.3K	+100.00%
Mar 31, 2024	CITADEL ADVISORS LLC	0.17%	164.19K	421.98K	-140.38K	-46.09%
Mar 31, 2024	IRONWOOD INVESTMENT MANAGEMENT LLC	0.16%	157.6K	405.04K	157.6K	+100.00%
Mar 31, 2024	MORGAN STANLEY	6.91%	6.74M	17.33M	1.22M	+22.13%
Mar 31, 2024	REDMILE GROUP, LLC	5.9%	5.76M	14.79M	-117.53K	-2.00%
Mar 31, 2024	TWIN PEAKS WEALTH ADVISORS, LLC	0.04%	40.31K	103.61K	0	0
Mar 31, 2024	MANUFACTURERS LIFE INSURANCE COMPANY, THE	0.04%	36.78K	94.53K	160	+0.44%
Mar 31, 2024	METLIFE INVESTMENT MANAGEMENT, LLC	0.04%	36.28K	93.23K	-10.42K	-22.31%
Mar 31, 2024	JPMORGAN CHASE & CO	0.04%	35.37K	90.9K	-27.81K	-44.01%
Mar 31, 2024	HIGHTOWER ADVISORS, LLC	0.04%	35.25K	91K	8.75K	+33.02%
Mar 31, 2024	KLINGMAN & ASSOCIATES, LLC	0.04%	34.79K	89.4K	34.79K	+100.00%
Mar 31, 2024	SKYOAK WEALTH, LLC	0.03%	31.34K	80.55K	-5.3K	-14.46%
Mar 31, 2024	STIFEL FINANCIAL CORP	0.03%	30.69K	78.88K	-246	-0.80%
Mar 31, 2024	LAZARD ASSET MANAGEMENT LLC	0.03%	27.46K	70K	27.46K	+100.00%
Mar 31, 2024	CREATIVE PLANNING	0.03%	24.91K	64.02K	0	0
Mar 31, 2024	SG AMERICAS SECURITIES, LLC	0.02%	23.81K	61K	-15.28K	-39.09%
Mar 31, 2024	RAYMOND JAMES FINANCIAL SERVICES ADVISORS, INC.	0.02%	22.07K	56.73K	0	0
Mar 31, 2024	HOULIHAN FINANCIAL RESOURCE GROUP, LTD.	0.02%	20K	51	0	0
Mar 31, 2024	NEW YORK STATE COMMON RETIREMENT FUND	0.02%	19.41K	50K	-21.8K	-52.89%
Mar 31, 2024	ALLIANCEBERNSTEIN L.P.	0.02%	18K	46.26K	0	0
Mar 31, 2024	AVANTAX PLANNING PARTNERS, INC.	0.02%	17.86K	45.9K	17.86K	+100.00%
Mar 31, 2024	CITIGROUP INC	0.02%	16.94K	43.54K	4.22K	+33.12%
Dec 31, 2023	RHUMBLINE ADVISERS	0.11%	123.68K	252.29K	-545	-0.44%
Dec 31, 2023	ARTIA GLOBAL PARTNERS LP	0.08%	95.17K	194.15K	0	0
Dec 31, 2023	FORUM FINANCIAL MANAGEMENT, LP	0.08%	90K	183.6K	72.2K	+405.65%
Dec 31, 2023	PRICE T ROWE ASSOCIATES INC /MD/	0.07%	83.49K	171K	2.95K	+3.67%
Dec 31, 2023	CORNERCAP INVESTMENT COUNSEL INC	0.07%	76.81K	156.69K	0	0
Dec 31, 2023	INVESCO LTD.	0.06%	65.49K	133.59K	11.91K	+22.23%
Dec 31, 2023	JPMORGAN CHASE & CO	0.05%	63.17K	128.88K	-11.24K	-15.11%
Dec 31, 2023	CITADEL ADVISORS LLC	0.04%	50.5K	103.02K	38.2K	+310.57%
Dec 31, 2023	TWO SIGMA INVESTMENTS, LP	0.04%	50.33K	102.68K	50.33K	+100.00%
Dec 31, 2023	METLIFE INVESTMENT MANAGEMENT, LLC	0.04%	46.69K	95.25K	0	0
Dec 31, 2023	ROYAL BANK OF CANADA	0.04%	44.4K	91K	8.8K	+24.72%
Dec 31, 2023	WELLS FARGO & COMPANY/MN	0.04%	43.79K	89.34K	17.79K	+68.39%
Dec 31, 2023	AMERICAN INTERNATIONAL GROUP, INC.	0.04%	43.63K	89K	-176	-0.40%
Dec 31, 2023	NEW YORK STATE COMMON RETIREMENT FUND	0.04%	41.21K	84K	-114	-0.28%
Dec 31, 2023		0.04%	40.31K	82.24K	40.31K	+100.00%
Dec 31, 2023	SG AMERICAS SECURITIES, LLC	0.03%	39.09K	80K	-3.15K	-7.46%
Dec 31, 2023	ACADIAN ASSET MANAGEMENT LLC	0.03%	37.87K	77K	37.87K	+100.00%
Dec 31, 2023	SKYOAK WEALTH, LLC	0.03%	36.64K	74.75K	-24.24K	-39.81%
Dec 31, 2023	MANUFACTURERS LIFE INSURANCE COMPANY, THE	0.03%	36.62K	74.71K	0	0
Dec 31, 2023	VOYA INVESTMENT MANAGEMENT LLC	0.03%	35.6K	72.63K	0	0
Dec 31, 2023	ADVISOR GROUP HOLDINGS, INC.	0.03%	32.7K	66.71K	22.2K	+211.43%
Dec 31, 2023	STIFEL FINANCIAL CORP	0.03%	30.94K	63.12K	-38.49K	-55.44%
Dec 31, 2023	CAPTRUST FINANCIAL ADVISORS	0.02%	28.68K	58.51K	-109.94K	-79.31%
Dec 31, 2023	HIGHTOWER ADVISORS, LLC	0.02%	26.5K	54K	-19.84K	-42.81%
Dec 31, 2023	INTEGRATED WEALTH CONCEPTS LLC	0.02%	25.02K	51.04K	0	0
Dec 31, 2023	REDMILE GROUP, LLC	5.09%	5.87M	11.98M	-2.64M	-30.98%
Dec 31, 2023	BLACKROCK INC.	5.09%	5.87M	11.97M	-219.7K	-3.61%
Dec 31, 2023	MORGAN STANLEY	4.79%	5.52M	11.26M	3.76M	+213.26%
Dec 31, 2023	VANGUARD GROUP INC	3.83%	4.42M	9.01M	358.08K	+8.82%
Dec 31, 2023	POINT72 ASSET MANAGEMENT, L.P.	3.45%	3.97M	8.11M	-1.95M	-32.91%
Dec 31, 2023	VERSANT VENTURE MANAGEMENT, LLC	3.09%	3.56M	7.26M	0	0
Dec 31, 2023	FMR LLC	1.72%	1.99M	4.05M	1.13M	+132.58%
Dec 31, 2023	GEODE CAPITAL MANAGEMENT, LLC	1.65%	1.91M	3.89M	138.67K	+7.85%
Dec 31, 2023	STATE STREET CORP	1.54%	1.78M	3.63M	184.39K	+11.55%
Dec 31, 2023	FRAZIER LIFE SCIENCES MANAGEMENT, L.P.	0.89%	1.03M	2.1M	-400K	-27.95%
Dec 31, 2023	ENSIGN PEAK ADVISORS, INC	0.69%	797.88K	1.63M	0	0
Dec 31, 2023	NORTHERN TRUST CORP	0.63%	731.92K	1.49M	8.8K	+1.22%
Dec 31, 2023	NUVEEN ASSET MANAGEMENT, LLC	0.3%	340.48K	694.58K	-971	-0.28%
Dec 31, 2023	BANK OF NEW YORK MELLON CORP	0.28%	326.52K	666.11K	53.74K	+19.70%
Dec 31, 2023	CHARLES SCHWAB INVESTMENT MANAGEMENT INC	0.23%	267.21K	545.1K	66.57K	+33.18%
Dec 31, 2023	PANAGORA ASSET MANAGEMENT INC	0.17%	201.44K	410.94K	-10.35K	-4.89%
Dec 31, 2023	JANE STREET GROUP, LLC	0.17%	200.98K	410K	200.98K	+100.00%
Dec 31, 2023	UBS GROUP AG	0.17%	197.67K	403.24K	-68.26K	-25.67%
Dec 31, 2023	BRIDGEWAY CAPITAL MANAGEMENT, LLC	0.17%	193.9K	395.56K	0	0
Dec 31, 2023	BANK OF AMERICA CORP /DE/	0.16%	187.53K	382.56K	142.85K	+319.72%
Dec 31, 2023	GROUP ONE TRADING, L.P.	0.16%	187.32K	382.14M	152.75K	+441.76%
Dec 31, 2023	DIMENSIONAL FUND ADVISORS LP	0.12%	142.73K	291.19K	-10.37K	-6.77%
Dec 31, 2023	BARCLAYS PLC	0.12%	141.79K	289K	105.04K	+285.87%
Dec 31, 2023	GOLDMAN SACHS GROUP INC	0.12%	137.15K	279.79K	-48.56K	-26.15%

GRTS Insiders

Insiders	Designation	Shares Held
WOIWODE THOMAS	director	1.35M
ALLEN ANDREW R	PRESIDENT AND CEO	985.36K
JOOSS KARIN	SEE REMARKS	683.53K
JONES ERIN	EVP, CHIEF OPERATING OFFICER	359.29K
CLARUS LIFESCIENCES III, L.P.	10 percent owner	333.33K
SIMON NICHOLAS		333.33K
HAWRYLUK MATTHEW	EVP, CHIEF BUSINESS OFFICER	313.93K
ECONOMIDES VASSILIKI	EVP, CHIEF FINANCIAL OFFICER	250.44K
YELENSKY ROMAN	See Remarks	133.22K
ROUSSEAU RAPHAEL	See Remarks	0

Buying/Selling by Insiders

Date	Insider	Type	Cost	Shares	Value ($)	Shares Total
Dec 18, 2024	ECONOMIDES VASSILIKI	SALE	0.01	12K	180	250.44K
May 16, 2024	ALLEN ANDREW R	SALE	0.75	24.26K	18.16K	985.36K
May 16, 2024	ECONOMIDES VASSILIKI	SALE	0.75	13.75K	10.29K	262.44K
May 16, 2024	HAWRYLUK MATTHEW	SALE	0.75	9.26K	6.93K	313.93K
May 16, 2024	JONES ERIN	SALE	0.75	13.75K	10.29K	359.29K
May 16, 2024	JOOSS KARIN	SALE	0.75	13.75K	10.29K	683.53K
May 23, 2023	ECONOMIDES VASSILIKI	PURCHASE	1.90	12K	22.83K	214.06K
Dec 01, 2021	JONES ERIN	SALE	13.01	1K	13.01K	45.9K
Nov 01, 2021	JONES ERIN	SALE	11.14	1K	11.14K	20K
Oct 04, 2021	JONES ERIN	SALE	10.71	1K	10.71K	20K
Oct 01, 2021	JONES ERIN	SALE	10.68	1K	10.68K	20K
Sep 08, 2021	JONES ERIN	SALE	11.37	2K	22.75K	20K
May 27, 2021	ROUSSEAU RAPHAEL	SALE	9.00	2.9K	26.11K	0
Jan 20, 2021	ROUSSEAU RAPHAEL	SALE	25.07	10K	250.71K	0
Jan 19, 2021	YELENSKY ROMAN	SALE	22.10	10K	221.03K	133.22K
Jan 19, 2021	ROUSSEAU RAPHAEL	SALE	17.53	20K	350.56K	0
Dec 30, 2020	WOIWODE THOMAS	PURCHASE	3.71	1.35M	5M	1.35M
Aug 21, 2019	ROUSSEAU RAPHAEL	SALE	10.76	10K	107.63K	0
Sep 28, 2018	SIMON NICHOLAS	PURCHASE	15.00	333.33K	5M	333.33K
Sep 28, 2018	CLARUS LIFESCIENCES III, L.P.	PURCHASE	15.00	333.33K	5M	333.33K

Insider Transaction Summary (6 Months)

SHARESTRANS

PURCHASE00

SALES12K1

NET SHARES-12K1

NO. OF SHARES HELD250.44K1

% NET SHARES-104.79%0%

GRTS Stock Ownership Breakdown

Gritstone bio, Inc.

GRTS Stock Outstanding Shares

Market Insider GRTS

Institutional Ownership

GRTS Insiders

Buying/Selling by Insiders

Insider Transaction Summary (6 Months)

Frequently Asked Questions

GRTS Stock Outstanding Shares

Market Insider GRTS

Institutional Ownership

GRTS Insiders

Buying/Selling by Insiders

Insider Transaction Summary (6 Months)

Frequently Asked Questions