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
- +609.6K (+1.1%) vs. Q1 2023
- Total value
- $251.6M
- +$4.08M (+1.7%) 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 | $358.3M |
| Q4 2025 | 63 | $64.8M |
| Q3 2025 | 88 | $46.4M |
| Q2 2025 | 101 | $39.6M |
| Q1 2025 | 113 | $40.0M |
| Q4 2024 | 123 | $117.6M |
| Q3 2024 | 130 | $216.4M |
| Q2 2024 | 119 | $185.1M |
| Q1 2024 | 117 | $301.7M |
| Q4 2023 | 114 | $238.7M |
| Q3 2023 | 109 | $194.3M |
| Q2 2023 | 120 | $251.6M |
| Q1 2023 | 116 | $247.5M |
| Q4 2022 | 119 | $403.7M |
| Q3 2022 | 113 | $279.6M |
| Q2 2022 | 115 | $240.9M |
| Q1 2022 | 114 | $342.2M |
| Q4 2021 | 117 | $593.2M |
| 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 |
|---|---|---|---|---|---|
| Group One Trading, L.P. | 34 | $158 | 0.00% | +34 | New |
| Baker Avenue Asset Management, LP | 45 | $209 | 0.00% | +45 | New |
| Lindbrook Capital, LLC | 67 | $312 | 0.00% | +67 | New |
| Washington Trust Advisors, Inc. | 179 | $833 | 0.00% | 00.0% | Unchanged |
| Daiwa Securities Group Inc. | 158 | $1.00K | 0.00% | 00.0% | Unchanged |
| Bogart Wealth, LLC | 500 | $2.33K | 0.00% | 00.0% | Unchanged |
| Parallel Advisors, LLC | 529 | $2.46K | 0.00% | +64+13.8% | Added |
| China Universal Asset Management Co., Ltd. | 792 | $3.68K | 0.00% | +13+1.7% | Added |
| Signaturefd, LLC | 941 | $4.38K | 0.00% | +817+658.9% | Added |
| Quadrant Capital Group LLC | 1,976 | $9.19K | 0.00% | 00.0% | Unchanged |
| Fairfield, Bush & Co. | 2,000 | $9.30K | 0.00% | +2,000 | New |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 2,490 | $11.6K | 0.00% | −654−20.8% | Reduced |
| HighMark Wealth Management LLC | 2,575 | $12.0K | 0.01% | 00.0% | Unchanged |
| Metropolitan Life Insurance Co | 2,953 | $13.7K | 0.00% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 3,420 | $15.9K | 0.00% | +255+8.1% | Added |
| Nisa Investment Advisors, LLC | 4,040 | $18.8K | 0.00% | +4,000+10,000.0% | Added |
| Virtus Fund Advisers, LLC | 4,412 | $20.5K | 0.14% | 00.0% | Unchanged |
| Ameritas Investment Partners, Inc. | 4,967 | $23.1K | 0.00% | +1,567+46.1% | Added |
| Amalgamated Bank | 5,698 | $26.0K | 0.00% | 00.0% | Unchanged |
| Legal & General Group Plc | 5,785 | $26.9K | 0.00% | +639+12.4% | Added |
| Royal Bank of Canada | 6,275 | $29.0K | 0.00% | +2,289+57.4% | Added |
| Federated Hermes, Inc. | 6,387 | $29.7K | 0.00% | −46−0.7% | Reduced |
| Advisor Group Holdings, Inc. | 10,000 | $46.5K | 0.00% | 00.0% | Unchanged |
| Manchester Capital Management LLC | 10,561 | $49.1K | 0.01% | 00.0% | Unchanged |
| Diversified Trust Co | 11,189 | $52.0K | 0.00% | +11,189 | New |
| Price T Rowe Associates Inc | 11,548 | $54.0K | 0.00% | +11,548 | New |
| Ergoteles LLC | 11,690 | $54.4K | 0.00% | +11,690 | New |
| ProShare Advisors LLC | 11,732 | $54.6K | 0.00% | +1,402+13.6% | Added |
| Algert Global LLC | 12,250 | $57.0K | 0.00% | −33,290−73.1% | Reduced |
| New York State Common Retirement Fund | 13,499 | $62.8K | 0.00% | −69−0.5% | Reduced |
| Y-Intercept (Hong Kong) Ltd | 14,190 | $66.0K | 0.01% | +14,190 | New |
| Point72 Middle East FZE | 15,069 | $70.1K | 0.00% | +11,788+359.3% | Added |
| Cubist Systematic Strategies, LLC | 16,517 | $76.8K | 0.00% | −116,313−87.6% | Reduced |
| State Board of Administration of Florida Retirement System | 17,073 | $79.4K | 0.00% | +4,780+38.9% | Added |
| Allspring Global Investments Holdings, LLC | 18,227 | $84.8K | 0.00% | −5,678−23.8% | Reduced |
| Citigroup Inc | 18,979 | $88.3K | 0.00% | −153,152−89.0% | Reduced |
| Principal Financial Group Inc | 18,982 | $88.3K | 0.00% | +3,634+23.7% | Added |
| California State Teachers Retirement System | 20,008 | $93.0K | 0.00% | −35−0.2% | Reduced |
| Caxton Associates LP | 21,351 | $99.3K | 0.01% | −7,619−26.3% | Reduced |
| Invesco Ltd. | 21,782 | $101.3K | 0.00% | +2,339+12.0% | Added |
| Voya Investment Management LLC | 24,701 | $114.9K | 0.00% | +4,743+23.8% | Added |
| Exchange Traded Concepts, LLC | 25,611 | $119.1K | 0.00% | +25,611 | New |
| Manufacturers Life Insurance Company, The | 25,748 | $119.7K | 0.00% | +5,081+24.6% | Added |
| Soleus Capital Management, L.P. | 25,887 | $120.4K | 0.01% | +25,887 | New |
| BNP Paribas Arbitrage, SA | 26,619 | $123.8K | 0.00% | −77,726−74.5% | Reduced |
| Wells Fargo & Company | 27,575 | $128.2K | 0.00% | −22,588−45.0% | Reduced |
| Deutsche Bank AG | 27,934 | $129.9K | 0.00% | −4,943−15.0% | Reduced |
| Virtus Investment Advisers, Inc. | 28,274 | $131.5K | 0.09% | 00.0% | Unchanged |
| Citadel Advisors LLC | 28,328 | $131.7K | 0.00% | −300,840−91.4% | Reduced |
| MetLife Investment Management | 28,380 | $132.0K | 0.00% | 00.0% | Unchanged |
| American Century Companies Inc | 28,507 | $132.6K | 0.00% | +13,851+94.5% | Added |
| American International Group, Inc. | 28,950 | $134.6K | 0.00% | +2,932+11.3% | Added |
| UBS Group AG | 30,064 | $139.8K | 0.00% | −52,636−63.6% | Reduced |
| Prelude Capital Management, LLC | 30,172 | $140.3K | 0.01% | −616−2.0% | Reduced |
| Cornercap Investment Counsel Inc | 36,163 | $168.2K | 0.03% | +154+0.4% | Added |
| D. E. Shaw & Co., Inc. | 40,723 | $189.4K | 0.00% | −114,476−73.8% | Reduced |
| Barclays PLC | 44,486 | $206.9K | 0.00% | −76,658−63.3% | Reduced |
| Mirae Asset Global Investments Co., Ltd. | 45,385 | $211.0K | 0.00% | −8,223−15.3% | Reduced |
| Los Angeles Capital Management LLC | 56,524 | $262.8K | 0.00% | +10,670+23.3% | Added |
| Public Employees Retirement System of Ohio | 61,778 | $287.0K | 0.00% | 00.0% | Unchanged |
| Bank of America Corp | 68,185 | $317.1K | 0.00% | −247,112−78.4% | Reduced |
| Putnam Investments LLC | 68,986 | $320.8K | 0.00% | −2,156−3.0% | Reduced |
| Alliancebernstein L.P. | 71,810 | $333.9K | 0.00% | +20,410+39.7% | Added |
| Susquehanna Fundamental Investments, LLC | 72,985 | $339.4K | 0.01% | 00.0% | Unchanged |
| JPMorgan Chase & Co | 74,709 | $347.4K | 0.00% | +3,040+4.2% | Added |
| FMR LLC | 79,510 | $369.7K | 0.00% | −4,064−4.9% | Reduced |
| AQR Capital Management LLC | 81,701 | $379.9K | 0.00% | −311,995−79.2% | Reduced |
| Tejara Capital Ltd | 88,682 | $412.4K | 0.20% | +44,199+99.4% | Added |
| Rhumbline Advisers | 89,648 | $416.9K | 0.00% | +4,952+5.8% | Added |
| Prudential Financial Inc | 95,190 | $442.6K | 0.00% | +80,800+561.5% | Added |
| Tekla Capital Management LLC | 98,354 | $457.3K | 0.02% | 00.0% | Unchanged |
| Trexquant Investment LP | 102,548 | $476.8K | 0.01% | −80,316−43.9% | Reduced |
| Simplify Asset Management Inc. | 120,000 | $558.0K | 0.10% | 00.0% | Unchanged |
| Ameriprise Financial Inc | 125,596 | $584.0K | 0.00% | −4,027−3.1% | Reduced |
| State of Wisconsin Investment Board | 132,700 | $617.1K | 0.00% | +13,200+11.0% | Added |
| Susquehanna International Group, LLP | 134,983 | $627.7K | 0.00% | −22,855−14.5% | Reduced |
| Two Sigma Investments, LP | 135,816 | $631.5K | 0.00% | −204,596−60.1% | Reduced |
| Russell Investments Group, Ltd. | 136,802 | $636.1K | 0.00% | −3,027−2.2% | Reduced |
| Jane Street Group, LLC | 145,962 | $678.7K | 0.00% | +145,962 | New |
| Charles Schwab Investment Management Inc | 160,876 | $748.1K | 0.00% | +14,936+10.2% | Added |
| Morgan Stanley | 189,596 | $881.6K | 0.00% | +45,178+31.3% | Added |
| Fisher Asset Management, LLC | 196,517 | $913.8K | 0.00% | +196,517 | New |
| Point72 Asset Management, L.P. | 209,004 | $971.9K | 0.00% | +209,004 | New |
| Nuveen Asset Management, LLC | 213,619 | $993.3K | 0.00% | −24,842−10.4% | Reduced |
| Balyasny Asset Management LLC | 214,021 | $995.2K | 0.00% | +214,021 | New |
| Adage Capital Partners GP, L.L.C. | 225,720 | $1.05M | 0.00% | +170,000+305.1% | Added |
| DAFNA Capital Management LLC | 242,779 | $1.13M | 0.31% | +158,079+186.6% | Added |
| Man Group plc | 248,665 | $1.16M | 0.00% | – | – |
| Bank of New York Mellon Corp | 252,818 | $1.18M | 0.00% | +12,574+5.2% | Added |
| Renaissance Technologies LLC | 269,497 | $1.25M | 0.00% | +140,100+108.3% | Added |
| Opaleye Management Inc. | 307,000 | $1.43M | 0.34% | +307,000 | New |
| Panagora Asset Management Inc | 340,988 | $1.59M | 0.01% | −90,994−21.1% | Reduced |
| Two Sigma Advisers, LP | 349,700 | $1.63M | 0.00% | −71,600−17.0% | Reduced |
| Schonfeld Strategic Advisors LLC | 356,300 | $1.66M | 0.01% | +10,304+3.0% | Added |
| Pentwater Capital Management LP | 400,000 | $1.86M | 0.02% | +145,000+56.9% | Added |
| Sectoral Asset Management Inc | 400,646 | $1.86M | 0.31% | +400,646 | New |
| Vontobel Holding Ltd. | 415,646 | $1.93M | 0.02% | +402,646+3,097.3% | Added |
| Northern Trust Corp | 483,072 | $2.25M | 0.00% | +28,165+6.2% | Added |
| Jacobs Levy Equity Management, Inc | 571,393 | $2.66M | 0.02% | −93,208−14.0% | Reduced |
| Acadian Asset Management LLC | 654,468 | $3.04M | 0.01% | −32,767−4.8% | Reduced |