Ambrx Biopharma, Inc.
AMAMDelisted Mar 7, 2024- Industry
- Biological Products, (No Diagnostic Substances)
- SEC CIK
- 0001990550
Ambrx Biopharma, Inc. was delisted on Mar 7, 2024; its insiders filed their last Form 4 on Mar 7, 2024; 68 institutions reported holding it in 13F filings for Q4 2023, worth $912.7M in total; no superinvestor held it.
13F holders, Q3 2023
Institutional positions in Ambrx Biopharma, Inc. as of Sep 30, 2023. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 44
- +3 vs. Q2 2023
- Shares held
- 49.4M
- +1.50M (+3.1%) vs. Q2 2023
- Total value
- $568.3M
- −$220.5M (−28.0%) vs. Q2 2023
- New holders
- 16
- 17 more added
- Sold out
- 13
- 7 more reduced
1 institution that held it in Q2 2023 haven't filed for Q3 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2023: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting AMAM on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 0 | $0 |
| Q1 2026 | 0 | $0 |
| Q4 2025 | 0 | $0 |
| Q3 2025 | 0 | $0 |
| Q2 2025 | 0 | $0 |
| Q1 2025 | 0 | $0 |
| Q4 2024 | 0 | $0 |
| Q3 2024 | 0 | $0 |
| Q2 2024 | 0 | $0 |
| Q1 2024 | 0 | $0 |
| Q4 2023 | 68 | $912.7M |
| Q3 2023 | 44 | $568.3M |
| Q2 2023 | 42 | $788.8M |
| Q1 2023 | 30 | $330.7M |
| Q4 2022 | 18 | $40.7M |
| Q3 2022 | 16 | $18.0M |
| Q2 2022 | 14 | $45.4M |
| Q1 2022 | 14 | $70.6M |
| Q4 2021 | 16 | $152.0M |
| Q3 2021 | 15 | $165.3M |
| Q2 2021 | 20 | $266.2M |
| Q1 2021 | 0 | $0 |
Institutions, Q3 2023
Shares, value and share of portfolio for each institution holding Ambrx Biopharma, Inc.; share changes are against Q2 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Tower Research Capital LLC (TRC) | 235 | $2.70K | 0.00% | +235 | New |
| Bank of America Corp | 500 | $5.75K | 0.00% | −58−10.4% | Reduced |
| US Bancorp | 1,018 | $11.7K | 0.00% | 00.0% | Unchanged |
| Legal & General Group Plc | 1,381 | $15.9K | 0.00% | +1,381 | New |
| Group One Trading, L.P. | 2,155 | $24.8K | 0.00% | +2,155 | New |
| Cutler Group LP | 2,800 | $32.0K | 0.01% | +1,000+55.6% | Added |
| UBS Group AG | 5,574 | $64.1K | 0.00% | +5,574 | New |
| Royal Bank of Canada | 6,500 | $75.0K | 0.00% | +6,500 | New |
| Virtus ETF Advisers LLC | 6,793 | $78.1K | 0.05% | −675−9.0% | Reduced |
| Squarepoint Ops LLC | 22,132 | $254.5K | 0.00% | +5,652+34.3% | Added |
| Morgan Stanley | 24,571 | $282.6K | 0.00% | +21,501+700.4% | Added |
| Innovis Asset Management LLC | 31,137 | $358.1K | 0.14% | +14,311+85.1% | Added |
| HHLR Advisors, Ltd.SuperinvestorHHLR Advisors (Hillhouse) | 31,735 | $365.0K | 0.01% | +31,735 | New |
| Apis Capital Advisors, LLC | 34,000 | $391.0K | 0.51% | 00.0% | Unchanged |
| Alps Advisors Inc | 45,531 | $523.6K | 0.00% | +4,933+12.2% | Added |
| Alliancebernstein L.P. | 47,296 | $543.9K | 0.00% | +47,296 | New |
| Bank of New York Mellon Corp | 47,433 | $545.5K | 0.00% | +47,433 | New |
| Geode Capital Management, LLC | 50,140 | $576.6K | 0.00% | +10,702+27.1% | Added |
| State Street Corp | 50,400 | $579.6K | 0.00% | +50,400 | New |
| Manufacturers Life Insurance Company, The | 59,282 | $681.7K | 0.00% | +85+0.1% | Added |
| Simplex Trading, LLC | 68,551 | $788.0K | 0.03% | +61,917+933.3% | Added |
| Monashee Investment Management LLC | 70,000 | $805.0K | 0.34% | +70,000 | New |
| TD Asset Management Inc | 110,456 | $1.27M | 0.00% | +46,728+73.3% | Added |
| Logos Global Management LP | 115,000 | $1.32M | 0.19% | +115,000 | New |
| First Manhattan Co | 135,003 | $1.55M | 0.01% | 00.0% | Unchanged |
| Parkman Healthcare Partners LLC | 150,000 | $1.73M | 0.32% | +150,000 | New |
| Nwi Management LP | 160,935 | $1.85M | 0.32% | +160,935 | New |
| HighVista Strategies LLC | 193,701 | $2.23M | 1.03% | +40,270+26.2% | Added |
| Macquarie Group Ltd | 250,000 | $2.88M | 0.00% | +250,000 | New |
| Ally Bridge Group (NY) LLC | 281,089 | $3.23M | 3.79% | +281,089 | New |
| Millennium Management LLC | 464,633 | $5.34M | 0.01% | +178,917+62.6% | Added |
| Holocene Advisors, LP | 486,562 | $5.60M | 0.02% | −427,192−46.8% | Reduced |
| ExodusPoint Capital Management, LP | 493,393 | $5.67M | 0.07% | +15,835+3.3% | Added |
| Ghost Tree Capital, LLC | 525,000 | $6.04M | 2.92% | +286,775+120.4% | Added |
| Citadel Advisors LLC | 768,825 | $8.84M | 0.01% | +41,803+5.7% | Added |
| Price T Rowe Associates Inc | 821,564 | $9.45M | 0.00% | −107,753−11.6% | Reduced |
| FMR LLC | 1,761,058 | $20.3M | 0.00% | −449,560−20.3% | Reduced |
| VR Adviser, LLC | 2,070,000 | $23.8M | 2.51% | −414,960−16.7% | Reduced |
| Federated Hermes, Inc. | 2,395,867 | $27.6M | 0.07% | +2,395,867 | New |
| Paradigm Biocapital Advisors LP | 3,488,596 | $40.1M | 2.74% | +1,838,097+111.4% | Added |
| Commodore Capital LP | 3,518,556 | $40.5M | 4.73% | +343,556+10.8% | Added |
| D. E. Shaw & Co., Inc. | 4,004,513 | $46.1M | 0.08% | −11,395−0.3% | Reduced |
| Cormorant Asset Management, LP | 9,923,689 | $114.1M | 6.66% | +307,534+3.2% | Added |
| Darwin Global Management, Ltd. | 16,688,636 | $191.9M | 67.54% | 00.0% | Unchanged |
| Farallon Capital Management, L.L.C. | 0 | $0 | 0.00% | −2,269,000−100.0% | Sold out |
| Artal Group S.A. | 0 | $0 | 0.00% | −702,291−100.0% | Sold out |
| Point72 Asset Management, L.P. | 0 | $0 | 0.00% | −349,938−100.0% | Sold out |
| JPMorgan Chase & Co | 0 | $0 | 0.00% | −157,858−100.0% | Sold out |
| Moore Capital Management, LP | 0 | $0 | 0.00% | −144,400−100.0% | Sold out |
| Silverarc Capital Management, LLC | 0 | $0 | 0.00% | −100,000−100.0% | Sold out |
| Schonfeld Strategic Advisors LLC | 0 | $0 | 0.00% | −98,600−100.0% | Sold out |
| Susquehanna International Group, LLP | 0 | $0 | 0.00% | −51,290−100.0% | Sold out |
| Jane Street Group, LLC | 0 | $0 | 0.00% | −17,538−100.0% | Sold out |
| Belvedere Trading LLC | 0 | $0 | 0.00% | −13,872−100.0% | Sold out |
| QP Wealth Management, LLC | 0 | $0 | 0.00% | −12,670−100.0% | Sold out |
| Exchange Traded Concepts, LLC | 0 | $0 | 0.00% | −9,830−100.0% | Sold out |
| Aquatic Capital Management LLC | 0 | $0 | 0.00% | −400−100.0% | Sold out |
| BerganKDV Wealth Management, LLC | – | – | – | – | Not filed |