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, Q3 2024
Institutional positions in Sutro Biopharma, Inc. as of Sep 30, 2024. 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
- 130
- +13 vs. Q2 2024
- Shares held
- 62.5M
- +6.49M (+11.6%) vs. Q2 2024
- Total value
- $216.4M
- +$52.2M (+31.8%) vs. Q2 2024
- New holders
- 24
- 50 more added
- Sold out
- 11
- 31 more reduced
2 institutions that held it in Q2 2024 haven't filed for Q3 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2024: 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, Q3 2024
Shares, value and share of portfolio for each institution holding Sutro Biopharma, Inc.; share changes are against Q2 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Farther Finance Advisors, LLC | 9 | $31 | 0.00% | +9 | New |
| Allspring Global Investments Holdings, LLC | 15 | $51 | 0.00% | +15 | New |
| Comerica Bank | 49 | $170 | 0.00% | 00.0% | Unchanged |
| The PNC Financial Services Group, Inc. | 51 | $176 | 0.00% | 00.0% | Unchanged |
| US Bancorp | 53 | $183 | 0.00% | −11,947−99.6% | Reduced |
| Signaturefd, LLC | 86 | $298 | 0.00% | −268−75.7% | Reduced |
| Rothschild Investment LLC | 200 | $692 | 0.00% | +170+566.7% | Added |
| Smartleaf Asset Management LLC | 222 | $777 | 0.00% | +222 | New |
| Versant Capital Management, Inc | 235 | $813 | 0.00% | +235 | New |
| Sterling Capital Management LLC | 301 | $1.04K | 0.00% | +301 | New |
| Quadrant Capital Group LLC | 312 | $1.08K | 0.00% | +312 | New |
| True Wealth Design, LLC | 318 | $1.10K | 0.00% | +318 | New |
| Parallel Advisors, LLC | 465 | $1.61K | 0.00% | 00.0% | Unchanged |
| AdvisorNet Financial, Inc | 500 | $1.73K | 0.00% | 00.0% | Unchanged |
| Bogart Wealth, LLC | 500 | $1.73K | 0.00% | 00.0% | Unchanged |
| Bryn Mawr Trust Co | 645 | $2.23K | 0.00% | +645 | New |
| SRS Capital Advisors, Inc. | 657 | $2.27K | 0.00% | 00.0% | Unchanged |
| Capital Performance Advisors LLP | 896 | $3.10K | 0.00% | +896 | New |
| Group One Trading, L.P. | 991 | $3.43K | 0.00% | −109−9.9% | Reduced |
| Gen-Wealth Partners Inc | 1,042 | $3.71K | 0.00% | 00.0% | Unchanged |
| Global Retirement Partners, LLC | 1,335 | $4.62K | 0.00% | +1,335 | New |
| Amalgamated Bank | 1,964 | $7.00K | 0.00% | 00.0% | Unchanged |
| HighMark Wealth Management LLC | 2,250 | $7.79K | 0.00% | 00.0% | Unchanged |
| Meeder Asset Management Inc | 2,822 | $9.76K | 0.00% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 3,677 | $12.7K | 0.00% | −8,204−69.1% | Reduced |
| Simplex Trading, LLC | 4,844 | $16.0K | 0.00% | +130+2.8% | Added |
| California State Teachers Retirement System | 5,932 | $20.5K | 0.00% | 00.0% | Unchanged |
| Ameritas Investment Partners, Inc. | 6,622 | $22.9K | 0.00% | +1,655+33.3% | Added |
| Legal & General Group Plc | 7,073 | $24.5K | 0.00% | 00.0% | Unchanged |
| Gladius Capital Management LP | 8,084 | $28.0K | 0.02% | +8,084 | New |
| Royal Bank of Canada | 8,275 | $28.0K | 0.00% | +576+7.5% | Added |
| Nisa Investment Advisors, LLC | 8,961 | $31.0K | 0.00% | +55+0.6% | Added |
| CWM, LLC | 9,673 | $33.0K | 0.00% | +8,127+525.7% | Added |
| Lazard Asset Management LLC | 9,633 | $33.0K | 0.00% | +9,633 | New |
| Advisor Group Holdings, Inc. | 10,550 | $36.5K | 0.00% | −1,286−10.9% | Reduced |
| PEAK6 Investments LLC | 11,306 | $39.1K | 0.00% | +11,306 | New |
| Cerity Partners LLC | 11,311 | $39.1K | 0.00% | +11,311 | New |
| Prelude Capital Management, LLC | 11,689 | $40.4K | 0.00% | −18,300−61.0% | Reduced |
| BKD Wealth Advisors, LLC | 12,840 | $44.4K | 0.00% | 00.0% | Unchanged |
| Diversified Trust Co | 13,031 | $45.1K | 0.00% | 00.0% | Unchanged |
| New York State Common Retirement Fund | 13,625 | $47.1K | 0.00% | 00.0% | Unchanged |
| Vontobel Holding Ltd. | 15,000 | $51.9K | 0.00% | 00.0% | Unchanged |
| ProShare Advisors LLC | 15,467 | $53.5K | 0.00% | −849−5.2% | Reduced |
| State Board of Administration of Florida Retirement System | 17,273 | $59.8K | 0.00% | 00.0% | Unchanged |
| Cornercap Investment Counsel Inc | 18,563 | $64.2K | 0.02% | −16,797−47.5% | Reduced |
| Graham Capital Management, L.P. | 21,137 | $73.1K | 0.00% | +21,137 | New |
| Virtu Financial LLC | 22,305 | $77.0K | 0.00% | +22,305 | New |
| Pathstone Holdings, LLC | 23,595 | $81.6K | 0.00% | +136+0.6% | Added |
| Invesco Ltd. | 25,129 | $86.9K | 0.00% | −1,132−4.3% | Reduced |
| Price T Rowe Associates Inc | 26,255 | $91.0K | 0.00% | 00.0% | Unchanged |
| Intech Investment Management LLC | 26,336 | $91.1K | 0.00% | +26,336 | New |
| Marshall Wace, LLP | 30,661 | $106.1K | 0.00% | +30,661 | New |
| MetLife Investment Management | 30,898 | $106.9K | 0.00% | −17,692−36.4% | Reduced |
| Voya Investment Management LLC | 31,530 | $109.1K | 0.00% | +3,564+12.7% | Added |
| Manufacturers Life Insurance Company, The | 31,884 | $110.3K | 0.00% | −1,059−3.2% | Reduced |
| SG Americas Securities, LLC | 34,662 | $120.0K | 0.00% | +19,890+134.6% | Added |
| EntryPoint Capital, LLC | 40,985 | $141.8K | 0.08% | +40,985 | New |
| Wells Fargo & Company | 42,272 | $146.3K | 0.00% | +415+1.0% | Added |
| Deutsche Bank AG | 42,531 | $147.2K | 0.00% | +14,354+50.9% | Added |
| Corebridge Financial, Inc. | 43,771 | $151.4K | 0.00% | −269−0.6% | Reduced |
| Mirae Asset Global ETFs Holdings Ltd. | 44,826 | $155.1K | 0.00% | +13,913+45.0% | Added |
| Exchange Traded Concepts, LLC | 45,260 | $156.6K | 0.00% | −8,935−16.5% | Reduced |
| Squarepoint Ops LLC | 49,713 | $172.0K | 0.00% | +10,527+26.9% | Added |
| JPMorgan Chase & Co | 58,936 | $203.9K | 0.00% | +694+1.2% | Added |
| Citigroup Inc | 61,140 | $211.5K | 0.00% | +41,951+218.6% | Added |
| Alps Advisors Inc | 65,061 | $225.1K | 0.00% | +1,276+2.0% | Added |
| Qube Research & Technologies Ltd | 68,898 | $238.4K | 0.00% | −1,716−2.4% | Reduced |
| Standard Life Aberdeen plc | 69,389 | $240.1K | 0.00% | 00.0% | Unchanged |
| American Century Companies Inc | 72,075 | $249.4K | 0.00% | +5,263+7.9% | Added |
| HSBC Holdings PLC | 81,665 | $285.0K | 0.00% | +20,807+34.2% | Added |
| Susquehanna International Group, LLP | 82,391 | $285.1K | 0.00% | +19,861+31.8% | Added |
| BNP Paribas Arbitrage, SA | 82,524 | $285.5K | 0.00% | +76,152+1,195.1% | Added |
| Alliancebernstein L.P. | 96,370 | $333.4K | 0.00% | 00.0% | Unchanged |
| Public Employees Retirement System of Ohio | 96,657 | $334.4K | 0.00% | 00.0% | Unchanged |
| Bridgeway Capital Management, LLC | 99,200 | $343.2K | 0.01% | −96,500−49.3% | Reduced |
| Franklin Resources Inc | 93,235 | $357.1K | 0.00% | −2,188−2.3% | Reduced |
| XTX Topco Ltd | 104,200 | $360.5K | 0.03% | +71,844+222.0% | Added |
| Jane Street Group, LLC | 108,192 | $374.3K | 0.00% | +25,416+30.7% | Added |
| Rhumbline Advisers | 119,378 | $413.0K | 0.00% | +3,279+2.8% | Added |
| Prudential Financial Inc | 121,410 | $420.1K | 0.00% | +16,100+15.3% | Added |
| Sherbrooke Park Advisers LLC | 128,850 | $445.8K | 0.10% | +109,777+575.6% | Added |
| Bank of America Corp | 129,152 | $446.9K | 0.00% | +33,663+35.3% | Added |
| Russell Investments Group, Ltd. | 151,221 | $523.2K | 0.00% | +22,990+17.9% | Added |
| STRS Ohio | 152,800 | $528.7K | 0.00% | −12,500−7.6% | Reduced |
| Man Group plc | 163,928 | $567.2K | 0.00% | +33,651+25.8% | Added |
| UBS Group AG | 165,859 | $573.9K | 0.00% | +134,507+429.0% | Added |
| D. E. Shaw & Co., Inc. | 167,645 | $580.1K | 0.00% | +38,980+30.3% | Added |
| Ameriprise Financial Inc | 182,226 | $630.5K | 0.00% | +825+0.5% | Added |
| FMR LLC | 189,041 | $654.1K | 0.00% | +37,701+24.9% | Added |
| Omers Administration Corp | 190,300 | $658.4K | 0.01% | +190,300 | New |
| Bank of New York Mellon Corp | 215,049 | $744.1K | 0.00% | −57,670−21.1% | Reduced |
| Panagora Asset Management Inc | 244,809 | $847.0K | 0.00% | −662,694−73.0% | Reduced |
| Charles Schwab Investment Management Inc | 251,995 | $871.9K | 0.00% | +35,167+16.2% | Added |
| LPL Financial LLC | 269,899 | $933.9K | 0.00% | +39,750+17.3% | Added |
| Fisher Asset Management, LLC | 271,337 | $938.8K | 0.00% | 00.0% | Unchanged |
| Barclays PLC | 273,019 | $944.6K | 0.00% | +216,757+385.3% | Added |
| Morgan Stanley | 274,085 | $948.3K | 0.00% | −13,725−4.8% | Reduced |
| Schonfeld Strategic Advisors LLC | 283,600 | $981.3K | 0.01% | −350,600−55.3% | Reduced |
| AQR Capital Management LLC | 325,538 | $1.13M | 0.00% | +42,022+14.8% | Added |
| DAFNA Capital Management LLC | 329,579 | $1.14M | 0.27% | 00.0% | Unchanged |