Sutro Biopharma, Inc.
STRO- Exchange
- Nasdaq
- Industry
- Biological Products, (No Diagnostic Substances)
- SEC CIK
- 0001382101
No open-market purchases or sales by Sutro Biopharma, Inc. insiders were filed in the last 90 days; 100 institutions reported holding it in 13F filings for Q2 2026, worth $545.7M in total; no superinvestor holds it.
13F holders, Q2 2023
Institutional positions in Sutro Biopharma, Inc. as of Jun 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
- 120
- +4 vs. Q1 2023
- Shares held
- 54.1M
- +526.0K (+1.0%) vs. Q1 2023
- Total value
- $251.6M
- +$3.70M (+1.5%) vs. Q1 2023
- New holders
- 17
- 45 more added
- Sold out
- 13
- 37 more reduced
Compare with Q1 2023: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting STRO 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 | 100 | $545.7M |
| Q1 2026 | 78 | $358.9M |
| Q4 2025 | 63 | $65.0M |
| Q3 2025 | 88 | $46.4M |
| Q2 2025 | 101 | $39.8M |
| Q1 2025 | 113 | $40.0M |
| Q4 2024 | 123 | $117.6M |
| Q3 2024 | 130 | $216.6M |
| Q2 2024 | 119 | $185.2M |
| Q1 2024 | 117 | $308.2M |
| Q4 2023 | 114 | $240.0M |
| Q3 2023 | 109 | $194.3M |
| Q2 2023 | 120 | $251.6M |
| Q1 2023 | 116 | $247.9M |
| Q4 2022 | 119 | $403.7M |
| Q3 2022 | 113 | $286.6M |
| Q2 2022 | 115 | $240.9M |
| Q1 2022 | 114 | $342.2M |
| Q4 2021 | 117 | $599.0M |
| Q3 2021 | 120 | $752.5M |
| Q2 2021 | 124 | $766.7M |
| Q1 2021 | 138 | $1.01B |
Institutions, Q2 2023
Shares, value and share of portfolio for each institution holding Sutro Biopharma, Inc.; share changes are against Q1 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock Inc. | 6,005,557 | $27.9M | 0.00% | +984,734+19.6% | Added |
| Suvretta Capital Management, LLC | 5,883,693 | $27.4M | 1.46% | +194,607+3.4% | Added |
| Rubric Capital Management LP | 4,048,744 | $18.8M | 0.81% | −311,743−7.1% | Reduced |
| BVF Inc | 3,347,946 | $15.6M | 0.43% | 00.0% | Unchanged |
| Franklin Resources Inc | 2,867,535 | $13.3M | 0.01% | +29,666+1.0% | Added |
| Vanguard Group Inc | 2,829,908 | $13.2M | 0.00% | +52,946+1.9% | Added |
| Holocene Advisors, LP | 2,132,873 | $9.92M | 0.04% | 00.0% | Unchanged |
| Verition Fund Management LLC | 1,946,660 | $9.05M | 0.14% | +800,874+69.9% | Added |
| Baillie Gifford & Co | 1,867,654 | $8.68M | 0.01% | 00.0% | Unchanged |
| Samsara BioCapital, LLC | 1,675,579 | $7.79M | 1.37% | 00.0% | Unchanged |
| Candriam Luxembourg S.C.A. | 1,628,234 | $7.57M | 0.05% | −232,541−12.5% | Reduced |
| Millennium Management LLC | 1,503,594 | $6.99M | 0.01% | +611,978+68.6% | Added |
| Kynam Capital Management, LP | 1,500,000 | $6.97M | 1.07% | +598,164+66.3% | Added |
| Dimensional Fund Advisors LP | 1,211,788 | $5.63M | 0.00% | +38,589+3.3% | Added |
| Geode Capital Management, LLC | 1,161,532 | $5.40M | 0.00% | +105,218+10.0% | Added |
| Parkman Healthcare Partners LLC | 1,143,861 | $5.32M | 0.92% | +43,823+4.0% | Added |
| Goldman Sachs Group Inc | 1,098,874 | $5.11M | 0.00% | −401,739−26.8% | Reduced |
| State Street Corp | 1,094,121 | $5.09M | 0.00% | −1,828,591−62.6% | Reduced |
| Frazier Life Sciences Management, L.P. | 780,000 | $3.63M | 0.22% | −996,479−56.1% | Reduced |
| Eversept Partners, LP | 747,912 | $3.48M | 0.37% | +747,912 | New |
| Acadian Asset Management LLC | 654,468 | $3.04M | 0.01% | −32,767−4.8% | Reduced |
| Jacobs Levy Equity Management, Inc | 571,393 | $2.66M | 0.02% | −93,208−14.0% | Reduced |
| Northern Trust Corp | 483,072 | $2.25M | 0.00% | +28,165+6.2% | Added |
| Vontobel Holding Ltd. | 415,646 | $1.93M | 0.02% | +402,646+3,097.3% | Added |
| Sectoral Asset Management Inc | 400,646 | $1.86M | 0.31% | +400,646 | New |
| Pentwater Capital Management LP | 400,000 | $1.86M | 0.02% | +145,000+56.9% | Added |
| Schonfeld Strategic Advisors LLC | 356,300 | $1.66M | 0.01% | +10,304+3.0% | Added |
| Two Sigma Advisers, LP | 349,700 | $1.63M | 0.00% | −71,600−17.0% | Reduced |
| Panagora Asset Management Inc | 340,988 | $1.59M | 0.01% | −90,994−21.1% | Reduced |
| Opaleye Management Inc. | 307,000 | $1.43M | 0.34% | +307,000 | New |
| Renaissance Technologies LLC | 269,497 | $1.25M | 0.00% | +140,100+108.3% | Added |
| Bank of New York Mellon Corp | 252,818 | $1.18M | 0.00% | +12,574+5.2% | Added |
| Man Group plc | 248,665 | $1.16M | 0.00% | – | – |
| DAFNA Capital Management LLC | 242,779 | $1.13M | 0.31% | +158,079+186.6% | Added |
| Adage Capital Partners GP, L.L.C. | 225,720 | $1.05M | 0.00% | +170,000+305.1% | Added |
| Balyasny Asset Management LLC | 214,021 | $995.2K | 0.00% | +214,021 | New |
| Nuveen Asset Management, LLC | 213,619 | $993.3K | 0.00% | −24,842−10.4% | Reduced |
| Point72 Asset Management, L.P. | 209,004 | $971.9K | 0.00% | +209,004 | New |
| Fisher Asset Management, LLC | 196,517 | $913.8K | 0.00% | +196,517 | New |
| Morgan Stanley | 189,596 | $881.6K | 0.00% | +45,178+31.3% | Added |
| Charles Schwab Investment Management Inc | 160,876 | $748.1K | 0.00% | +14,936+10.2% | Added |
| Jane Street Group, LLC | 145,962 | $678.7K | 0.00% | +145,962 | New |
| Russell Investments Group, Ltd. | 136,802 | $636.1K | 0.00% | −3,027−2.2% | Reduced |
| Two Sigma Investments, LP | 135,816 | $631.5K | 0.00% | −204,596−60.1% | Reduced |
| Susquehanna International Group, LLP | 134,983 | $627.7K | 0.00% | −22,855−14.5% | Reduced |
| State of Wisconsin Investment Board | 132,700 | $617.1K | 0.00% | +13,200+11.0% | Added |
| Ameriprise Financial Inc | 125,596 | $584.0K | 0.00% | −4,027−3.1% | Reduced |
| Simplify Asset Management Inc. | 120,000 | $558.0K | 0.10% | 00.0% | Unchanged |
| Trexquant Investment LP | 102,548 | $476.8K | 0.01% | −80,316−43.9% | Reduced |
| Tekla Capital Management LLC | 98,354 | $457.3K | 0.02% | 00.0% | Unchanged |
| Prudential Financial Inc | 95,190 | $442.6K | 0.00% | +80,800+561.5% | Added |
| Rhumbline Advisers | 89,648 | $416.9K | 0.00% | +4,952+5.8% | Added |
| Tejara Capital Ltd | 88,682 | $412.4K | 0.20% | +44,199+99.4% | Added |
| AQR Capital Management LLC | 81,701 | $379.9K | 0.00% | −311,995−79.2% | Reduced |
| FMR LLC | 79,510 | $369.7K | 0.00% | −87,638−52.4% | Reduced |
| JPMorgan Chase & Co | 74,709 | $347.4K | 0.00% | +3,040+4.2% | Added |
| Susquehanna Fundamental Investments, LLC | 72,985 | $339.4K | 0.01% | 00.0% | Unchanged |
| Alliancebernstein L.P. | 71,810 | $333.9K | 0.00% | +20,410+39.7% | Added |
| Putnam Investments LLC | 68,986 | $320.8K | 0.00% | −2,156−3.0% | Reduced |
| Bank of America Corp | 68,185 | $317.1K | 0.00% | −247,112−78.4% | Reduced |
| Public Employees Retirement System of Ohio | 61,778 | $287.0K | 0.00% | 00.0% | Unchanged |
| Los Angeles Capital Management LLC | 56,524 | $262.8K | 0.00% | +10,670+23.3% | Added |
| Mirae Asset Global Investments Co., Ltd. | 45,385 | $211.0K | 0.00% | −8,223−15.3% | Reduced |
| Barclays PLC | 44,486 | $206.9K | 0.00% | −76,658−63.3% | Reduced |
| D. E. Shaw & Co., Inc. | 40,723 | $189.4K | 0.00% | −114,476−73.8% | Reduced |
| Cornercap Investment Counsel Inc | 36,163 | $168.2K | 0.03% | +154+0.4% | Added |
| Prelude Capital Management, LLC | 30,172 | $140.3K | 0.01% | −616−2.0% | Reduced |
| UBS Group AG | 30,064 | $139.8K | 0.00% | −52,636−63.6% | Reduced |
| American International Group, Inc. | 28,950 | $134.6K | 0.00% | +2,932+11.3% | Added |
| American Century Companies Inc | 28,507 | $132.6K | 0.00% | +13,851+94.5% | Added |
| MetLife Investment Management | 28,380 | $132.0K | 0.00% | 00.0% | Unchanged |
| Citadel Advisors LLC | 28,328 | $131.7K | 0.00% | −300,840−91.4% | Reduced |
| Virtus Investment Advisers, Inc. | 28,274 | $131.5K | 0.09% | 00.0% | Unchanged |
| Deutsche Bank AG | 27,934 | $129.9K | 0.00% | −4,943−15.0% | Reduced |
| Wells Fargo & Company | 27,575 | $128.2K | 0.00% | −22,588−45.0% | Reduced |
| BNP Paribas Arbitrage, SA | 26,619 | $123.8K | 0.00% | −77,726−74.5% | Reduced |
| Soleus Capital Management, L.P. | 25,887 | $120.4K | 0.01% | +25,887 | New |
| Manufacturers Life Insurance Company, The | 25,748 | $119.7K | 0.00% | +5,081+24.6% | Added |
| Exchange Traded Concepts, LLC | 25,611 | $119.1K | 0.00% | +25,611 | New |
| Voya Investment Management LLC | 24,701 | $114.9K | 0.00% | +4,743+23.8% | Added |
| Invesco Ltd. | 21,782 | $101.3K | 0.00% | +2,339+12.0% | Added |
| Caxton Associates LP | 21,351 | $99.3K | 0.01% | −7,619−26.3% | Reduced |
| California State Teachers Retirement System | 20,008 | $93.0K | 0.00% | −35−0.2% | Reduced |
| Principal Financial Group Inc | 18,982 | $88.3K | 0.00% | +3,634+23.7% | Added |
| Citigroup Inc | 18,979 | $88.3K | 0.00% | −153,152−89.0% | Reduced |
| Allspring Global Investments Holdings, LLC | 18,227 | $84.8K | 0.00% | −5,678−23.8% | Reduced |
| State Board of Administration of Florida Retirement System | 17,073 | $79.4K | 0.00% | +4,780+38.9% | Added |
| Cubist Systematic Strategies, LLC | 16,517 | $76.8K | 0.00% | −116,313−87.6% | Reduced |
| Point72 Middle East FZE | 15,069 | $70.1K | 0.00% | +11,788+359.3% | Added |
| Y-Intercept (Hong Kong) Ltd | 14,190 | $66.0K | 0.01% | +14,190 | New |
| New York State Common Retirement Fund | 13,499 | $62.8K | 0.00% | −69−0.5% | Reduced |
| Algert Global LLC | 12,250 | $57.0K | 0.00% | −33,290−73.1% | Reduced |
| ProShare Advisors LLC | 11,732 | $54.6K | 0.00% | +1,402+13.6% | Added |
| Ergoteles LLC | 11,690 | $54.4K | 0.00% | +11,690 | New |
| Price T Rowe Associates Inc | 11,548 | $54.0K | 0.00% | +11,548 | New |
| Diversified Trust Co | 11,189 | $52.0K | 0.00% | +11,189 | New |
| Manchester Capital Management LLC | 10,561 | $49.1K | 0.01% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 10,000 | $46.5K | 0.00% | 00.0% | Unchanged |
| Federated Hermes, Inc. | 6,387 | $29.7K | 0.00% | −46−0.7% | Reduced |
| Royal Bank of Canada | 6,275 | $29.0K | 0.00% | +2,289+57.4% | Added |