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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.

13F holders, Q2 2022

Institutional positions in Ambrx Biopharma, Inc. as of Jun 30, 2022. 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
14
0 vs. Q1 2022
Shares held
17.1M
−18.9K (−0.1%) vs. Q1 2022
Total value
$45.4M
−$25.2M (−35.8%) vs. Q1 2022
New holders
1
1 more added
Sold out
1
6 more reduced

Compare with Q1 2022: 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.

Institutional holdersQ2 2022: 14 institutions
Q1 2021: 0 institutionsQ2 2021: 20 institutionsQ3 2021: 15 institutionsQ4 2021: 16 institutionsQ1 2022: 14 institutionsQ2 2022: 14 institutionsQ3 2022: 16 institutionsQ4 2022: 18 institutionsQ1 2023: 30 institutionsQ2 2023: 42 institutionsQ3 2023: 44 institutionsQ4 2023: 68 institutionsQ1 2024: 0 institutionsQ2 2024: 0 institutionsQ3 2024: 0 institutionsQ4 2024: 0 institutionsQ1 2025: 0 institutionsQ2 2025: 0 institutionsQ3 2025: 0 institutionsQ4 2025: 0 institutionsQ1 2026: 0 institutionsQ2 2026: 0 institutions
Value heldQ2 2022: $45.4M
Q1 2021: $0Q2 2021: $266.2MQ3 2021: $165.3MQ4 2021: $152.0MQ1 2022: $70.6MQ2 2022: $45.4MQ3 2022: $18.0MQ4 2022: $40.7MQ1 2023: $330.7MQ2 2023: $788.8MQ3 2023: $568.3MQ4 2023: $912.7MQ1 2024: $0Q2 2024: $0Q3 2024: $0Q4 2024: $0Q1 2025: $0Q2 2025: $0Q3 2025: $0Q4 2025: $0Q1 2026: $0Q2 2026: $0
Institutions holding AMAM and their total value by quarter
QuarterHoldersValue
Q2 20260$0
Q1 20260$0
Q4 20250$0
Q3 20250$0
Q2 20250$0
Q1 20250$0
Q4 20240$0
Q3 20240$0
Q2 20240$0
Q1 20240$0
Q4 202368$912.7M
Q3 202344$568.3M
Q2 202342$788.8M
Q1 202330$330.7M
Q4 202218$40.7M
Q3 202216$18.0M
Q2 202214$45.4M
Q1 202214$70.6M
Q4 202116$152.0M
Q3 202115$165.3M
Q2 202120$266.2M
Q1 20210$0

Institutions, Q2 2022

Shares, value and share of portfolio for each institution holding Ambrx Biopharma, Inc.; share changes are against Q1 2022.

Institutions holding AMAM in Q2 2022
InstitutionSharesValue% of portfolioChange in sharesAction
FMR LLC3,857,679$10.2M0.00%+32,320+0.8%Added
BlackRock Inc.2,851,486$7.56M0.00%00.0%Unchanged
Cormorant Asset Management, LP2,486,386$6.59M0.51%00.0%Unchanged
Artal Group S.A.2,152,291$5.70M0.32%00.0%Unchanged
Adage Capital Partners GP, L.L.C.2,027,291$5.37M0.01%00.0%Unchanged
Fosun International Ltd1,932,591$5.12M0.71%00.0%Unchanged
Suvretta Capital Management, LLC1,491,832$3.95M0.15%00.0%Unchanged
Octagon Capital Advisors LP122,800$325.0K0.09%−26,600−17.8%Reduced
Millennium Management LLC102,776$272.0K0.00%−1,653−1.6%Reduced
Norges Bank62,396$165.3K0.00%−7,604−10.9%Reduced
Tudor Investment Corp Et Al19,063$51.0K0.00%−1,080−5.4%Reduced
Renaissance Technologies LLC11,000$29.0K0.00%−11,600−51.3%Reduced
UBS Group AG242$1.00K0.00%+242New
Bank of America Corp101$00.00%−140−58.1%Reduced
Morgan Stanley0$00.00%−2,800−100.0%Sold out