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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.

Q4 2023 vs. Q3 2023

How the institutions holding Ambrx Biopharma, Inc. changed between Q3 2023 and Q4 2023.

All holders in Q4 2023All holders in Q3 2023

13F holders of AMAM: Q3 2023 compared with Q4 2023
MeasureQ3 2023Of which not filed for Q4 2023Q4 2023Change
Holders44168+25
Shares49.4M31.1K64.1M+14.7M (+29.8%)
Value$568.3M$358.1K$912.7M+$344.7M (+60.7%)

1 institution that held it in Q3 2023 haven't filed for Q4 2023 yet. Not filing isn't selling, so the changes leave them out.

New holders (34)

Institutions that held Ambrx Biopharma, Inc. at the end of Q4 2023 but not at the end of Q3 2023.

Institutions new to AMAM in Q4 2023
InstitutionSharesValue% of portfolio
Deep Track Capital, LP3,710,412$52.8M1.85%
Nextech Invest AG3,129,300$44.6M8.30%
Balyasny Asset Management LLC2,154,700$30.7M0.09%
Vanguard Group Inc1,399,642$19.9M0.00%
Woodline Partners LP1,255,148$17.9M0.19%
WuXi AppTec Co., Ltd.1,000,000$14.2M36.92%
BlackRock Inc.501,604$7.14M0.00%
Goldman Sachs Group Inc399,648$5.69M0.00%
OrbiMed Advisors LLC296,000$4.22M0.08%
Jane Street Group, LLC295,642$4.21M0.01%
Schonfeld Strategic Advisors LLC263,743$3.76M0.03%
Barclays PLC199,950$2.85M0.00%
StemPoint Capital LP126,101$1.80M0.48%
Lighthouse Investment Partners, LLC88,925$1.27M0.09%
Perceptive Advisors LLC78,811$1.12M0.03%
Connective Capital Management, LLC58,189$828.6K0.70%
HealthInvest Partners AB57,847$823.7K0.64%
Renaissance Technologies LLC53,900$768.0K0.00%
Saturn V Capital Management LLC52,781$751.6K0.29%
Susquehanna International Group, LLP49,203$700.7K0.00%
Altitude Crest Partners Inc.43,100$613.7K0.41%
Sierra Summit Advisors LLC37,237$530.3K0.15%
Fred Alger Management, LLC32,886$468.3K0.00%
Virtu Financial LLC20,386$290.0K0.02%
Citigroup Inc18,774$267.3K0.00%
Bayesian Capital Management, LP15,804$225.0K0.02%
Old Well Partners, LLC14,400$205.1K0.19%
Engineers Gate Manager LP12,388$176.4K0.01%
JPMorgan Chase & Co12,312$175.3K0.00%
Tudor Investment Corp Et Al10,800$153.8K0.00%
Mirabella Financial Services LLP10,040$143.0K0.02%
China Universal Asset Management Co., Ltd.7,303$104.0K0.02%
GAMMA Investing LLC491$13.7K0.00%
Daiwa Securities Group Inc.258$4.00K0.00%

Sold out (9)

Institutions that held Ambrx Biopharma, Inc. at the end of Q3 2023 and filed for Q4 2023 without it.

Institutions that sold out of AMAM in Q4 2023
InstitutionShares, Q3 2023Value, Q3 2023
Commodore Capital LP3,518,556$40.5M
Holocene Advisors, LP486,562$5.60M
First Manhattan Co135,003$1.55M
Bank of New York Mellon Corp47,433$545.5K
Alps Advisors Inc45,531$523.6K
Apis Capital Advisors, LLC34,000$391.0K
HHLR Advisors, Ltd.SuperinvestorHHLR Advisors (Hillhouse)31,735$365.0K
Group One Trading, L.P.2,155$24.8K
Legal & General Group Plc1,381$15.9K

Not filed for Q4 2023 yet (1)

Institutions that held Ambrx Biopharma, Inc. at the end of Q3 2023 and haven't filed a 13F for Q4 2023. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding AMAM in Q3 2023 that haven't filed for Q4 2023
InstitutionShares, Q3 2023Value, Q3 2023
Innovis Asset Management LLC31,137$358.1K