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 2022
Institutional positions in Sutro 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
- 115
- +4 vs. Q1 2022
- Shares held
- 46.1M
- +4.50M (+10.8%) vs. Q1 2022
- Total value
- $240.9M
- −$100.7M (−29.5%) vs. Q1 2022
- New holders
- 28
- 39 more added
- Sold out
- 24
- 29 more reduced
3 institutions that held it in Q1 2022 haven't filed for Q2 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2022: 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 2022
Shares, value and share of portfolio for each institution holding Sutro Biopharma, Inc.; share changes are against Q1 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Credit Suisse AG | 49 | $0 | 0.00% | −27,124−99.8% | Reduced |
| Royal Bank of Canada | 247 | $1.00K | 0.00% | −2,886−92.1% | Reduced |
| Captrust Financial Advisors | 120 | $1.00K | 0.00% | −279−69.9% | Reduced |
| Daiwa Securities Group Inc. | 158 | $1.00K | 0.00% | 00.0% | Unchanged |
| Washington Trust Advisors, Inc. | 179 | $1.00K | 0.00% | 00.0% | Unchanged |
| Total Clarity Wealth Management, Inc. | 200 | $1.00K | 0.00% | +200 | New |
| Metropolitan Life Insurance Co | 377 | $1.96K | 0.00% | −2,570−87.2% | Reduced |
| Parallel Advisors, LLC | 465 | $2.00K | 0.00% | 00.0% | Unchanged |
| Rockefeller Capital Management L.P. | 620 | $3.00K | 0.00% | +620 | New |
| Fairfield, Bush & Co. | 2,000 | $10.0K | 0.01% | +2,000 | New |
| Quadrant Capital Group LLC | 1,976 | $10.0K | 0.00% | +1,976 | New |
| FourThought Financial, LLC | 2,156 | $11.0K | 0.00% | +397+22.6% | Added |
| Wells Fargo & Company | 2,752 | $14.0K | 0.00% | −35,357−92.8% | Reduced |
| Ameritas Investment Partners, Inc. | 3,400 | $17.0K | 0.00% | 00.0% | Unchanged |
| MetLife Investment Management | 3,362 | $17.5K | 0.00% | −22,141−86.8% | Reduced |
| UBS Group AG | 3,723 | $19.0K | 0.00% | −106,610−96.6% | Reduced |
| Legal & General Group Plc | 3,712 | $19.0K | 0.00% | −7,558−67.1% | Reduced |
| Citigroup Inc | 3,939 | $21.0K | 0.00% | −24,732−86.3% | Reduced |
| HighMark Wealth Management LLC | 4,575 | $24.0K | 0.02% | 00.0% | Unchanged |
| Skandinaviska Enskilda Banken AB (publ) | 5,100 | $27.0K | 0.00% | 00.0% | Unchanged |
| Amalgamated Bank | 5,551 | $29.0K | 0.00% | +171+3.2% | Added |
| Tower Research Capital LLC (TRC) | 5,704 | $30.0K | 0.00% | +4,471+362.6% | Added |
| Lazard Asset Management LLC | 6,854 | $35.0K | 0.00% | 00.0% | Unchanged |
| Point72 Hong Kong Ltd | 8,833 | $46.0K | 0.00% | +8,833 | New |
| American Portfolios Advisors | 10,000 | $52.1K | 0.00% | +900+9.9% | Added |
| Manchester Capital Management LLC | 10,561 | $55.0K | 0.01% | 00.0% | Unchanged |
| Personal Capital Advisors Corp | 11,202 | $58.0K | 0.00% | +11,202 | New |
| State Board of Administration of Florida Retirement System | 11,933 | $62.0K | 0.00% | +10+0.1% | Added |
| HSBC Holdings PLC | 12,557 | $66.0K | 0.00% | +12,557 | New |
| Mirae Asset Global Investments Co., Ltd. | 13,506 | $70.0K | 0.00% | +13,506 | New |
| Corton Capital Inc. | 16,697 | $87.0K | 0.08% | +16,697 | New |
| Voya Investment Management LLC | 17,110 | $89.0K | 0.00% | 00.0% | Unchanged |
| Delphia (USA) Inc. | 18,140 | $95.0K | 0.07% | +18,140 | New |
| California State Teachers Retirement System | 18,823 | $98.0K | 0.00% | −27,248−59.1% | Reduced |
| New York State Common Retirement Fund | 19,015 | $99.0K | 0.00% | −12,263−39.2% | Reduced |
| Manufacturers Life Insurance Company, The | 19,935 | $103.9K | 0.00% | +1,163+6.2% | Added |
| American International Group, Inc. | 20,602 | $107.0K | 0.00% | −925−4.3% | Reduced |
| SG Americas Securities, LLC | 20,533 | $107.0K | 0.00% | +20,533 | New |
| Deutsche Bank AG | 20,654 | $108.0K | 0.00% | −3,139−13.2% | Reduced |
| Susquehanna International Group, LLP | 20,851 | $109.0K | 0.00% | −22,053−51.4% | Reduced |
| Bank of America Corp | 21,165 | $110.0K | 0.00% | −246,074−92.1% | Reduced |
| Barclays PLC | 23,838 | $125.0K | 0.00% | −29,753−55.5% | Reduced |
| Connor, Clark & Lunn Investment Management Ltd. | 25,930 | $135.0K | 0.00% | +25,930 | New |
| Cornercap Investment Counsel Inc | 26,613 | $139.0K | 0.02% | +26,613 | New |
| Simplex Trading, LLC | 27,402 | $142.0K | 0.00% | +26,999+6,699.5% | Added |
| Qube Research & Technologies Ltd | 29,298 | $153.0K | 0.00% | +29,298 | New |
| Alliancebernstein L.P. | 32,300 | $168.0K | 0.00% | −173,624−84.3% | Reduced |
| BNP Paribas Arbitrage, SA | 33,960 | $176.9K | 0.00% | +7,485+28.3% | Added |
| Squarepoint Ops LLC | 34,041 | $177.0K | 0.00% | −7,675−18.4% | Reduced |
| XTX Topco Ltd | 35,175 | $183.0K | 0.07% | +35,175 | New |
| Victory Capital Management Inc | 35,375 | $184.0K | 0.00% | +40+0.1% | Added |
| Caxton Associates LP | 41,541 | $216.0K | 0.03% | +41,541 | New |
| New York Life Investment Management LLC | 56,732 | $296.0K | 0.00% | +56,732 | New |
| AQR Capital Management LLC | 59,397 | $309.0K | 0.00% | +36,221+156.3% | Added |
| Invesco Ltd. | 61,318 | $320.0K | 0.00% | +7,187+13.3% | Added |
| Candriam Luxembourg S.C.A. | 62,613 | $326.0K | 0.00% | +62,613 | New |
| Rhumbline Advisers | 62,756 | $327.0K | 0.00% | +7,580+13.7% | Added |
| Schonfeld Strategic Advisors LLC | 65,300 | $340.0K | 0.00% | +65,300 | New |
| Los Angeles Capital Management LLC | 68,684 | $358.0K | 0.00% | +27,680+67.5% | Added |
| Woodline Partners LP | 73,954 | $385.0K | 0.01% | +35,178+90.7% | Added |
| Public Employees Retirement System of Ohio | 75,800 | $395.0K | 0.00% | +35,626+88.7% | Added |
| Occudo Quantitative Strategies LP | 82,752 | $431.0K | 0.04% | +82,752 | New |
| Ergoteles LLC | 84,309 | $439.0K | 0.01% | +58,571+227.6% | Added |
| DAFNA Capital Management LLC | 84,700 | $441.0K | 0.12% | 00.0% | Unchanged |
| PDT Partners, LLC | 111,917 | $583.0K | 0.05% | +31,046+38.4% | Added |
| Kennedy Capital Management, Inc. | 114,437 | $596.0K | 0.02% | +125+0.1% | Added |
| Charles Schwab Investment Management Inc | 119,783 | $625.0K | 0.00% | +116+0.1% | Added |
| Russell Investments Group, Ltd. | 130,464 | $678.0K | 0.00% | +80,288+160.0% | Added |
| Bank of New York Mellon Corp | 136,983 | $714.0K | 0.00% | −13,635−9.1% | Reduced |
| Renaissance Technologies LLC | 147,700 | $770.0K | 0.00% | +147,700 | New |
| Healthcare of Ontario Pension Plan Trust Fund | 150,000 | $781.0K | 0.00% | 00.0% | Unchanged |
| JPMorgan Chase & Co | 156,431 | $815.0K | 0.00% | −14,335−8.4% | Reduced |
| State of Wisconsin Investment Board | 159,966 | $833.0K | 0.00% | +44,736+38.8% | Added |
| HRT Financial LP | 162,006 | $844.0K | 0.01% | +162,006 | New |
| Tekla Capital Management LLC | 163,924 | $854.0K | 0.03% | 00.0% | Unchanged |
| Panagora Asset Management Inc | 168,390 | $877.0K | 0.01% | +49,326+41.4% | Added |
| Man Group plc | – | $881.0K | 0.00% | – | – |
| AJU IB Investment Co., Ltd. | 175,000 | $912.0K | 1.77% | 00.0% | Unchanged |
| Two Sigma Investments, LP | 182,896 | $953.0K | 0.00% | +19,984+12.3% | Added |
| Parkman Healthcare Partners LLC | 184,518 | $961.0K | 0.35% | −15,328−7.7% | Reduced |
| Gsa Capital Partners LLP | 218,115 | $1.14M | 0.17% | +182,673+515.4% | Added |
| Nuveen Asset Management, LLC | 231,472 | $1.21M | 0.00% | +45,340+24.4% | Added |
| Cubist Systematic Strategies, LLC | 250,389 | $1.30M | 0.01% | +164,819+192.6% | Added |
| Graham Capital Management, L.P. | 251,921 | $1.31M | 0.06% | +251,921 | New |
| D. E. Shaw & Co., Inc. | 259,397 | $1.35M | 0.00% | +259,397 | New |
| Two Sigma Advisers, LP | 260,500 | $1.36M | 0.00% | +153,600+143.7% | Added |
| Walleye Capital LLC | 272,764 | $1.42M | 0.04% | +209,154+328.8% | Added |
| Federated Hermes, Inc. | 277,760 | $1.45M | 0.00% | +277,760 | New |
| Morgan Stanley | 332,106 | $1.73M | 0.00% | −7,080−2.1% | Reduced |
| Endurant Capital Management LP | 357,465 | $1.86M | 0.71% | +60,957+20.6% | Added |
| Dimensional Fund Advisors LP | 363,645 | $1.90M | 0.00% | −83,310−18.6% | Reduced |
| Northern Trust Corp | 376,980 | $1.96M | 0.00% | −14,044−3.6% | Reduced |
| Pentwater Capital Management LP | 380,000 | $1.98M | 0.03% | +130,000+52.0% | Added |
| Banco Santander, S.A. | 400,000 | $2.08M | 0.03% | 00.0% | Unchanged |
| Goldman Sachs Group Inc | 506,060 | $2.64M | 0.00% | +103,679+25.8% | Added |
| Marshall Wace, LLP | 574,239 | $2.99M | 0.01% | +574,239 | New |
| Citadel Advisors LLC | 615,699 | $3.21M | 0.00% | +257,854+72.1% | Added |
| Acadian Asset Management LLC | 661,615 | $3.45M | 0.02% | +423,458+177.8% | Added |
| FMR LLC | 664,411 | $3.46M | 0.00% | −73,270−9.9% | Reduced |
| Verition Fund Management LLC | 725,081 | $3.78M | 0.08% | +725,081 | New |