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AMAM Stock Ownership Breakdown

NYSE : AMAM

Ambrx Biopharma Inc.

$28.00
0.02+0.07%
At Close 4:00 PM
Not Actively Trading
58.62
BESG ScoreESG Rating

AMAM 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 Shares1.83
Short Percent Of Float3.28
Shares Outstanding63.29M
Shares Float21.92M
Shares Short1.16M
Short Ratio1.21
3.28%
Short % of Float
1.83%
Short % of Shares Outstanding

Market Insider AMAM

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
2.1% Percentage of Shares held by All Insiders
103.43% Percentage of Shares held by All Institutions
105.64% Percentage of Float held by Institutions
94
Number of Institutions Holding Shares

Institutional Ownership

About 103.43% of AMAM shares are held by financial institutions. VR ADVISER, LLC is the top corporate investor, holding 2.07M shares valued at $29.48M. A 3.33% stake in Ambrx Biopharma Inc. is owned by the company. LOGOS GLOBAL MANAGEMENT LP owns 2.1M shares valued at $29.90M, which translates its holding of 3.37% of the stake in the company.

DateHolder% StakeShares HeldTotal Value ($)Shares% Change in Portfolio
2023-12-31VR ADVISER, LLC3.33%2.07M29.48M2.07M+100.00%
2023-12-31LOGOS GLOBAL MANAGEMENT LP3.37%2.1M29.9M2.1M+100.00%
2023-12-31WOODLINE PARTNERS LP2.02%1.26M17.87M1.26M+100.00%
2023-12-31WUXI APPTEC CO., LTD.1.61%1M14.24M1M+100.00%
2023-12-31GHOST TREE CAPITAL, LLC0.76%475K6.76M475K+100.00%
2023-12-31STEMPOINT CAPITAL LP0.2%126.1K1.8M126.1K+100.00%
2023-12-31NWI MANAGEMENT LP0.09%53.65K764K53.65K+100.00%
2023-12-31SATURN V CAPITAL MANAGEMENT LLC0.08%52.78K751.6K52.78K+100.00%
2023-12-31ALTITUDE CREST PARTNERS INC.0.07%43.1K613.74K43.1K+100.00%
2023-12-31SIERRA SUMMIT ADVISORS LLC0.06%37.24K530.26K37.24K+100.00%
2023-12-31FRED ALGER MANAGEMENT, LLC0.05%32.89K468.3K32.89K+100.00%
2023-12-31VIRTU FINANCIAL LLC0.03%20.39K290K20.39K+100.00%
2023-12-31GTS SECURITIES LLC0.03%18.9K269.14K18.9K+100.00%
2023-12-31BAYESIAN CAPITAL MANAGEMENT, LP0.03%15.8K225.05K15.8K+100.00%
2023-12-31DARWIN GLOBAL MANAGEMENT, LTD.26.81%16.69M237.65M16.69M+100.00%
2023-12-31CORMORANT ASSET MANAGEMENT, LP18.04%11.23M159.93M11.23M+100.00%
2023-12-31DEEP TRACK CAPITAL, LP5.96%3.71M52.84M3.71M+100.00%
2023-12-31NEXTECH INVEST LTD.5.03%3.13M44.56M3.13M+100.00%
2023-12-31BALYASNY ASSET MANAGEMENT L.P.3.46%2.15M30.68M2.15M+100.00%
2023-12-31ALLY BRIDGE GROUP (NY) LLC0.62%385.38K5.49M385.38K+100.00%
2023-12-31ORBIMED ADVISORS LLC0.48%296K4.22M296K+100.00%
2023-12-31SCHONFELD STRATEGIC ADVISORS LLC0.42%263.74K3.76M263.74K+100.00%
2023-12-31MONASHEE INVESTMENT MANAGEMENT LLC0.33%207.5K2.95M207.5K+100.00%
2023-12-31HIGHVISTA STRATEGIES LLC0.33%203.12K2.89M203.12K+100.00%
2023-12-31PARADIGM BIOCAPITAL ADVISORS LP0.24%150K2.14M150K+100.00%
2023-12-31EXODUSPOINT CAPITAL MANAGEMENT, LP0.23%140.84K2.01M140.84K+100.00%
2023-12-31TD ASSET MANAGEMENT INC0.23%140.26K2M140.26K+100.00%
2023-12-31LIGHTHOUSE INVESTMENT PARTNERS, LLC0.14%88.93K1.27M88.93K+100.00%
2023-12-31PARKMAN HEALTHCARE PARTNERS LLC0.14%87.68K1.25M87.68K+100.00%
2023-12-31PERCEPTIVE ADVISORS LLC0.13%78.81K1.12M78.81K+100.00%
2023-12-31CONNECTIVE CAPITAL MANAGEMENT, LLC0.09%58.19K828.61K58.19K+100.00%
2023-12-31HEALTHINVEST PARTNERS AB0.09%57.85K823.74K57.85K+100.00%
2023-12-31SQUAREPOINT OPS LLC0.02%15.47K220.29K15.47K+100.00%
2023-12-31OLD WELL PARTNERS, LLC0.02%14.4K205.06K14.4K+100.00%
2023-12-31ENGINEERS GATE MANAGER LP0.02%12.39K176.41K12.39K+100.00%
2023-12-31TUDOR INVESTMENT CORP ET AL0.02%10.8K153.79K10.8K+100.00%
2023-12-31MIRABELLA FINANCIAL SERVICES LLP0.02%10.04K142.97K10.04K+100.00%
2023-12-31CHINA UNIVERSAL ASSET MANAGEMENT CO., LTD.0.01%7.3K104K7.3K+100.00%
2023-12-31VIRTUS ETF ADVISERS LLC0.01%6.88K97.94K6.88K+100.00%
2023-12-31GAMMA INVESTING LLC0%49113.65K491+100.00%
2023-12-31DAIWA SECURITIES GROUP INC.0%2584K258+100.00%
2023-12-31US BANCORP \DE\0%0--1.02K-100.00%
2023-12-31BANK OF AMERICA CORP /DE/0%0--500-100.00%
2023-12-31PRICE T ROWE ASSOCIATES INC /MD/0%0--821.56K-100.00%
2023-12-31STATE STREET CORP0%0--50.4K-100.00%
2023-12-31FMR LLC0%0--1.76M-100.00%
2023-12-31FIRST MANHATTAN CO. LLC.0%0--135K-100.00%
2023-12-31LEGAL & GENERAL GROUP PLC0%0--1.38K-100.00%
2023-12-31MORGAN STANLEY0%0--24.57K-100.00%
2023-09-30ALPS ADVISORS INC0.08%45.53K523.61K4.93K+12.15%
2023-09-30APIS CAPITAL ADVISORS, LLC0.06%34K391K00
2023-09-30HHLR ADVISORS, LTD.0.06%31.74K364.95K31.74K+100.00%
2023-09-30IKARIAN CAPITAL, LLC0.01%4.93K-4.93K+100.00%
2023-09-30BELVEDERE TRADING LLC0.01%5.5K63.25K-12.4K-69.27%
2023-09-30GTS SECURITIES LLC0.03%18.5K212.75K18.5K+100.00%
2023-09-30UBS GROUP AG0.01%5.57K64.1K5.57K+100.00%
2023-09-30INNOVIS ASSET MANAGEMENT LLC0.06%31.14K358.08K14.31K+85.05%
2023-09-30GROUP ONE TRADING, L.P.0%2.16K-2.16K+100.00%
2023-09-30US BANCORP \DE\0%1.02K-00
2023-09-30TOWER RESEARCH CAPITAL LLC (TRC)0%235-235+100.00%
2023-09-30ARTAL GROUP S.A.0%0--702.29K-100.00%
2023-09-30MOORE CAPITAL MANAGEMENT, LP0%0--144.4K-100.00%
2023-09-30EXCHANGE TRADED CONCEPTS, LLC0%0--9.83K-100.00%
2023-09-30HAP TRADING, LLC0%0--32.4K-100.00%
2023-09-30JANE STREET GROUP, LLC0%0--17.54K-100.00%
2023-09-30POINT72 ASSET MANAGEMENT, L.P.0%0--349.94K-100.00%
2023-09-30SCHONFELD STRATEGIC ADVISORS LLC0%0--98.6K-100.00%
2023-09-30QP WEALTH MANAGEMENT, LLC0%0--12.67K-100.00%
2023-09-30CORMORANT ASSET MANAGEMENT, LP17.75%9.92M114.12M307.53K+3.20%
2023-09-30D. E. SHAW & CO., INC.7.16%4M46.05M-11.4K-0.28%
2023-09-30COMMODORE CAPITAL LP6.29%3.52M40.46M343.56K+10.82%
2023-09-30FEDERATED HERMES, INC.4.29%2.4M27.55M2.4M+100.00%
2023-09-30VR ADVISER, LLC3.7%2.07M23.81M-414.96K-16.70%
2023-09-30FMR LLC3.15%1.76M20.25M-449.56K-20.34%
2023-09-30MACQUARIE GROUP LTD0.45%250K2.88M250K+100.00%
2023-09-30PARADIGM BIOCAPITAL ADVISORS LP0.38%209.6K2.41M209.6K+100.00%
2023-09-30FIRST MANHATTAN CO. LLC.0.24%135K1.55M00
2023-09-30LOGOS GLOBAL MANAGEMENT LP0.21%115K1.32M115K+100.00%
2023-09-30TD ASSET MANAGEMENT INC0.2%110.46K1.27M46.73K+73.32%
2023-09-30BOOTHBAY FUND MANAGEMENT, LLC0.18%99.1K1.14M99.1K+100.00%
2023-09-30GREAT POINT PARTNERS LLC0.17%97.7K1.12M97.7K+100.00%
2023-09-30MONASHEE INVESTMENT MANAGEMENT LLC0.13%70K805K70K+100.00%
2023-09-30MANUFACTURERS LIFE INSURANCE COMPANY, THE0.11%59.28K681.74K85+0.14%
2023-09-300.03%18.5K212.75K18.5K+100.00%
2023-09-30MORGAN STANLEY0.04%24.57K282.57K21.5K+700.36%
2023-09-30SQUAREPOINT OPS LLC0.04%22.13K254.52K5.65K+34.30%
2023-09-30CUTLER GROUP LLC / CA0.02%9.1K21K-17K-65.13%
2023-09-30VIRTUS ETF ADVISERS LLC0.01%6.79K78.12K-675-9.04%
2023-09-30ROYAL BANK OF CANADA0.01%6.5K75K6.5K+100.00%
2023-09-30DARWIN GLOBAL MANAGEMENT, LTD.29.86%16.69M191.92M00
2023-09-30PRICE T ROWE ASSOCIATES INC /MD/1.47%821.56K9.45M-107.75K-11.59%
2023-09-30CITADEL ADVISORS LLC0.1%53.5K615.25K-7.6K-12.44%
2023-09-30GHOST TREE CAPITAL, LLC0.94%525K6.04M286.78K+120.38%
2023-09-30EXODUSPOINT CAPITAL MANAGEMENT, LP0.88%493.39K5.67M15.84K+3.32%
2023-09-30HOLOCENE ADVISORS, LP0.87%486.56K5.6M-427.19K-46.75%
2023-09-30MILLENNIUM MANAGEMENT LLC0.05%30K345K30K+100.00%
2023-09-30ALLY BRIDGE GROUP (NY) LLC0.5%281.09K3.23M281.09K+100.00%
2023-09-30HIGHVISTA STRATEGIES LLC0.35%193.7K2.23M40.27K+26.25%
2023-09-30NWI MANAGEMENT LP0.29%160.94K1.85M160.94K+100.00%
2023-09-30PARKMAN HEALTHCARE PARTNERS LLC0.27%150K1.73M150K+100.00%
2023-09-30SIMPLEX TRADING, LLC0.12%68.55K788K61.92K+933.33%
2023-09-30STATE STREET CORP0.09%50.4K579.6K50.4K+100.00%
2023-09-30GEODE CAPITAL MANAGEMENT, LLC0.09%50.14K576.61K10.7K+27.14%
2023-09-30BANK OF NEW YORK MELLON CORP0.08%47.43K545.48K47.43K+100.00%
2023-09-30ALLIANCEBERNSTEIN L.P.0.08%47.3K543.9K47.3K+100.00%

AMAM Insiders

Among the AMAM insiders holding of 2.1% of the stake in company, DARWIN GLOBAL MANAGEMENT, LTD., 10 percent owner, holds the largest shares of 16.69M. CORMORANT ASSET MANAGEMENT, LP, 10 percent owner, is the second largest AMAM insider with ownership of 11.23M shares. O'CONNOR DANIEL J., President and CEO, stands third with possession of 342.85K shares of that stake.

InsidersDesignationShares Held
DARWIN GLOBAL MANAGEMENT, LTD.10 percent owner16.69M
CORMORANT ASSET MANAGEMENT, LP10 percent owner11.23M
O'CONNOR DANIEL J.President and CEO342.85K

Buying/Selling by Insiders

DateInsiderTypeCostSharesValue ($)Shares Total
2023-10-27O'CONNOR DANIEL J.SALE9.8250.01K491.12K342.85K
2023-10-23CORMORANT ASSET MANAGEMENT, LPPURCHASE6.991.31M9.14M11.23M
2023-09-18CORMORANT ASSET MANAGEMENT, LPPURCHASE9.24751.23K6.94M69.47M
2023-09-15CORMORANT ASSET MANAGEMENT, LPPURCHASE9.051.4M12.68M68.71M
2023-06-27DARWIN GLOBAL MANAGEMENT, LTD.PURCHASE0.005.38M-16.69M
2023-04-20CORMORANT ASSET MANAGEMENT, LPPURCHASE11.60886.63K10.29M67.31M
2023-04-19CORMORANT ASSET MANAGEMENT, LPPURCHASE11.15951.91K10.61M66.43M
2023-04-18CORMORANT ASSET MANAGEMENT, LPPURCHASE11.273.38M38.05M65.47M
2023-04-17CORMORANT ASSET MANAGEMENT, LPPURCHASE10.67562.12K6M62.1M
2023-04-14CORMORANT ASSET MANAGEMENT, LPPURCHASE9.96841.97K8.38M61.54M
2023-04-13CORMORANT ASSET MANAGEMENT, LPPURCHASE9.161.19M10.94M60.69M
2023-03-16CORMORANT ASSET MANAGEMENT, LPPURCHASE10.15500K5.07M53.5M
2023-03-15CORMORANT ASSET MANAGEMENT, LPPURCHASE10.60250K2.65M53M
2023-03-14CORMORANT ASSET MANAGEMENT, LPPURCHASE9.95250K2.49M52.75M
2023-03-06DARWIN GLOBAL MANAGEMENT, LTD.PURCHASE0.003.62M-11.3M
2023-02-28DARWIN GLOBAL MANAGEMENT, LTD.PURCHASE0.0039.96K-7.69M
2023-02-27DARWIN GLOBAL MANAGEMENT, LTD.PURCHASE0.0065.13K-7.65M

Frequently Asked Questions

How many institutions own AMAM stock?

A company's 13F filings with the Securities and Exchange Commission (SEC) provides investors with comprehensive information about institutional ownership in a listed company, a sign of strength in terms of how many institutions have confidence in that company. The number of institutional investors who currently own AMAM shares is 94, representing 103.43% of the company's common stock.

Who are the major shareholders selling Ambrx Biopharma Inc. stock?

US BANCORP \DE\, in the last quarter, reduced its stake in AMAM by -100% restricting it's holding to 0 shares of worth nearly -. BANK OF AMERICA CORP /DE/ also lessened -100% of the AMAM shares from its portfolio, reducing its holding to 0 shares of worth -. PRICE T ROWE ASSOCIATES INC /MD/ also shunned AMAM shares holding by -100% last quarter which brought its holding to 0 shares worth -.

Investors who are buying AMAM stock?

As per its latest 13F filing, VR ADVISER, LLC increased its stake in AMAM by 100% in the last quarter. The institutional holder raised its holding to 2.07 million shares having worth more than $29.48M. LOGOS GLOBAL MANAGEMENT LP also added 100% more shares of AMAM to its portfolio, raising its holding to 2.1 million shares of worth $29.90M. WOODLINE PARTNERS LP also increased its AMAM shares holding by 100% which brought its holding to 1.26 million shares worth $17.87M.

AMAM's major insiders: who are they?

The insider with the most stakes in AMAM is Darwin Global Management, Ltd. , 10 percent owner at the company. Additionally, AMAM stock is highly held by 10 percent owner Cormorant Asset Management, LP and President and CEO O'Connor Daniel J. among others.

Did an insider recently sell AMAM stock?

Company executives, directors, and other insiders own 2.1% percent of Ambrx Biopharma Inc.'s stock. Within the last six months, there have been 0 transaction(s) in which AMAM insiders have sold stock, totaling 0 shares. Insiders that have sold shares include O'CONNOR DANIEL J..

Which insider recently purchased AMAM stock?

There have been 0 transaction(s) during the past 6-months in which Ambrx Biopharma Inc. insiders have bought stock, totalling 0 shares

How much of AMAM does insiders own?

Around 0 Ambrx Biopharma Inc. shares are held by insiders, which represents about 2.1% of AMAM stock.

Who is the insider with the largest stake?

AMAM 10 percent owner, Darwin Global Management, Ltd. holds the largest portfolio of the company's shares. AMAM shares owned by Darwin total nearly 16.69 million.

Which institution holds the most shares in AMAM?

VR ADVISER, LLC is the largest institutional owner in AMAM which holds 2.07 million shares worth $29.48M or 3.33% of the total AMAM shares outstanding followed by LOGOS GLOBAL MANAGEMENT LP with ownership of 2.1 million shares representing 3.37% of the AMAM ownership. WOODLINE PARTNERS LP is the third largest stakeholder with 1.26 million shares or 2.02% of the ownership worth more than $17.87M.

Is Ambrx Biopharma Inc. stock optionable?

Stock options give the owner the ability but not the obligation to buy or sell a security at a predetermined price and date. Stock options can be classified into two types: puts and calls. A put is a bet on falling stock, and a call is a bet on rising stock. As far as the AMAM is concerned, it is a stock which is not optionable.

Is there a short position on AMAM's shares?

Number of AMAM shares short is 1.16M. Shares short is a market sentiment in which investors have sold their shares short in a given stock but have not yet covered them or closed them out.

About how many outstanding AMAM shares are there?

As of today, 63.29M shares of AMAM are outstanding.

Is there many float in AMAM stock?

Float represents the number of tradeable shares in a specific stock. By subtracting restricted and closely-held shares from a firm's total outstanding shares, we can calculate its floating stock. The term "closely-held shares" refers to shares held by employees, major shareholders, and company insiders. At present, AMAM has 21.92M shares in float.

AMAM short ratio: what is it?

Short ratio is calculated by dividing the number of short shares, short interest or bets that shareholders will sell short from the average daily volume. A higher ratio indicates longer times needed to repurchase borrowed shares (sold). The short ratio for AMAM is 1.21.

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