SUTRO BIOPHARMA, INC. - STRO
Detailed investor-level table based on 13F positions.
Methodology:
Market value and % of portfolio use SEC reported VALUE ($000).
For PUT/CALL positions this reflects reported underlying exposure, not premium cash paid/received.
Details.
Rows: 0
| Investor | History | Status | Shares held | Market value ($000) | % of portfolio | Previous % | Rank | Change in shares | % change in shares | Source | Date reported |
|---|---|---|---|---|---|---|---|---|---|---|---|
| PERCEPTIVE ADVISORS LLC | History | No change | 1,304,846 | 43,320 | 0.65% | 0.65% | 1 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| BVF INC/IL | History | No change | 1,251,788 | 41,559 | 1.06% | 1.06% | 2 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| Affinity Asset Advisors, LLC | History | No change | 1,172,487 | 38,926 | 1.76% | 1.76% | 3 | 0 | 0.0% | Q2 2026 | Aug 13, 2026 |
| BlackRock, Inc. | History | No change | 1,122,655 | 37,272 | 0.0% | 0.0% | 4 | 0 | 0.0% | Q2 2026 | Aug 07, 2026 |
| Samsara BioCapital, LLC | History | No change | 1,062,872 | 35,287 | 2.9% | 2.9% | 5 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| Kynam Capital Management, LP | History | No change | 872,558 | 28,968 | 1.6% | 1.6% | 6 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| ORBIMED ADVISORS LLC | History | No change | 743,944 | 24,698 | 0.46% | 0.46% | 7 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| BALYASNY ASSET MANAGEMENT L.P. | History | No change | 711,162 | 23,610 | 0.03% | 0.03% | 8 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | History | No change | 694,219 | 23,048 | 0.0% | 0.0% | 9 | 0 | 0.0% | Q2 2026 | Aug 13, 2026 |
| EVENTIDE ASSET MANAGEMENT, LLC | History | No change | 585,262 | 19,430 | 0.26% | 0.26% | 10 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| Velan Capital Investment Management LP | History | No change | 512,160 | 17,003 | 10.35% | 10.35% | 11 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| Woodline Partners LP | History | No change | 458,029 | 15,206 | 0.05% | 0.05% | 12 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| ADAR1 Capital Management, LLC | History | No change | 404,014 | 13,413 | 0.61% | 0.61% | 13 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | History | No change | 389,692 | 12,940 | 0.0% | 0.0% | 14 | 0 | 0.0% | Q2 2026 | Aug 12, 2026 |
| ACADIAN ASSET MANAGEMENT LLC | History | No change | 373,839 | 12,405 | 0.01% | 0.01% | 15 | 0 | 0.0% | Q2 2026 | Aug 13, 2026 |
| MILLENNIUM MANAGEMENT LLC | History | No change | 365,972 | 12,150 | 0.0% | 0.0% | 16 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| STATE STREET CORP | History | No change | 305,979 | 10,158 | 0.0% | 0.0% | 17 | 0 | 0.0% | Q2 2026 | Sep 22, 2026 |
| Merck & Co., Inc. | History | No change | 272,351 | 9,042 | 1.72% | 1.72% | 18 | 0 | 0.0% | Q2 2026 | Aug 07, 2026 |
| ACUTA CAPITAL PARTNERS, LLC | History | No change | 270,251 | 8,972 | 6.25% | 6.25% | 19 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| AMERIPRISE FINANCIAL INC | History | No change | 244,669 | 8,123 | 0.0% | 0.0% | 20 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| Point72 Asset Management, L.P. | History | No change | 237,827 | 7,895 | 0.01% | 0.01% | 21 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| KVP Capital Advisors, LP | History | No change | 226,575 | 7,522 | 5.52% | 5.52% | 22 | 0 | 0.0% | Q2 2026 | Aug 13, 2026 |
| UBS Group AG | History | No change | 208,512 | 6,922 | 0.0% | 0.0% | 23 | 0 | 0.0% | Q2 2026 | Aug 13, 2026 |
| TWO SIGMA INVESTMENTS, LP | History | No change | 201,688 | 6,696 | 0.0% | 0.0% | 24 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | History | No change | 197,562 | 6,559 | 0.0% | 0.0% | 25 | 0 | 0.0% | Q2 2026 | Aug 13, 2026 |
| MARSHALL WACE, LLP | History | No change | 175,246 | 5,818 | 0.0% | 0.0% | 26 | 0 | 0.0% | Q2 2026 | Aug 13, 2026 |
| Nuveen, LLC | History | No change | 167,997 | 5,577 | 0.0% | 0.0% | 27 | 0 | 0.0% | Q2 2026 | Aug 11, 2026 |
| JPMORGAN CHASE & CO | History | No change | 159,627 | 5,323 | 0.0% | 0.0% | 28 | 0 | 0.0% | Q2 2026 | Aug 12, 2026 |
| GOLDMAN SACHS GROUP INC | History | No change | 149,216 | 4,953 | 0.0% | 0.0% | 29 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| NORTHERN TRUST CORP | History | No change | 125,933 | 4,180 | 0.0% | 0.0% | 30 | 0 | 0.0% | Q2 2026 | Aug 13, 2026 |
| Seven Fleet Capital Management LP | History | No change | 159,118 | 3,794 | 0.63% | 0.63% | 31 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| Qube Research & Technologies Ltd | History | No change | 106,610 | 3,539 | 0.0% | 0.0% | 32 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| VANGUARD FIDUCIARY TRUST CO | History | No change | 104,232 | 3,460 | 0.0% | 0.0% | 33 | 0 | 0.0% | Q2 2026 | Aug 13, 2026 |
| CITADEL ADVISORS LLC | History | No change | 101,965 | 3,385 | 0.0% | 0.0% | 34 | 0 | 0.0% | Q2 2026 | Sep 02, 2026 |
| RENAISSANCE TECHNOLOGIES LLC | History | No change | 86,324 | 2,865 | 0.0% | 0.0% | 35 | 0 | 0.0% | Q2 2026 | Aug 13, 2026 |
| Invesco Ltd. | History | No change | 57,305 | 1,902 | 0.0% | 0.0% | 36 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| Squarepoint Ops LLC | History | No change | 55,539 | 1,843 | 0.0% | 0.0% | 37 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| XTX Topco Ltd | History | No change | 52,169 | 1,732 | 0.02% | 0.02% | 38 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | History | No change | 49,302 | 1,636 | 0.0% | 0.0% | 39 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| Y-Intercept (Hong Kong) Ltd | History | Added to | 90,536 | 1,458 | 0.03% | 0.04% | 40 | +34,657 | 62.02% | Q3 2026 | Oct 16, 2026 |
| Bank of New York Mellon Corp | History | No change | 41,369 | 1,373 | 0.0% | 0.0% | 41 | 0 | 0.0% | Q2 2026 | Aug 06, 2026 |
| BARCLAYS PLC | History | No change | 36,954 | 1,226 | 0.0% | 0.0% | 42 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| BANK OF AMERICA CORP /DE/ | History | No change | 36,140 | 1,199 | 0.0% | 0.0% | 43 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| Fisher Asset Management, LLC | History | No change | 35,295 | 1,171 | 0.0% | 0.0% | 44 | 0 | 0.0% | Q2 2026 | Aug 04, 2026 |
| MACKENZIE FINANCIAL CORP | History | Reduced | 68,513 | 1,103 | 0.0% | 0.0% | 45 | -26,254 | -27.7% | Q3 2026 | Nov 02, 2026 |
| Elmind Capital, LP | History | No change | 32,037 | 1,063 | 0.27% | 0.27% | 46 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | History | No change | 30,526 | 1,013 | 0.0% | 0.0% | 47 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| D. E. Shaw & Co., Inc. | History | No change | 30,128 | 1,000 | 0.0% | 0.0% | 48 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| Trexquant Investment LP | History | No change | 27,636 | 917 | 0.01% | 0.01% | 49 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| BNP PARIBAS FINANCIAL MARKETS | History | No change | 27,383 | 909 | 0.0% | 0.0% | 50 | 0 | 0.0% | Q2 2026 | Aug 13, 2026 |
| RHUMBLINE ADVISERS | History | No change | 20,628 | 684 | 0.0% | 0.0% | 51 | 0 | 0.0% | Q2 2026 | Aug 11, 2026 |
| GSA CAPITAL PARTNERS LLP | History | No change | 19,749 | 656 | 0.04% | 0.04% | 52 | 0 | 0.0% | Q2 2026 | Aug 06, 2026 |
| SEI INVESTMENTS CO | History | No change | 16,387 | 544 | 0.0% | 0.0% | 53 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| Informed Momentum Co LLC | History | No change | 16,232 | 538 | 0.05% | 0.05% | 54 | 0 | 0.0% | Q2 2026 | Aug 13, 2026 |
| DEUTSCHE BANK AG\ | History | No change | 15,563 | 516 | 0.0% | 0.0% | 55 | 0 | 0.0% | Q2 2026 | Aug 07, 2026 |
| RBF Capital, LLC | History | No change | 15,272 | 507 | 0.02% | 0.02% | 56 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| PRICE T ROWE ASSOCIATES INC /MD/ | History | No change | 13,597 | 452 | 0.0% | 0.0% | 57 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| WELLS FARGO & COMPANY/MN | History | No change | 13,544 | 449 | 0.0% | 0.0% | 58 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| MORGAN STANLEY | History | No change | 12,356 | 410 | 0.0% | 0.0% | 59 | 0 | 0.0% | Q2 2026 | Aug 13, 2026 |
| WELLINGTON MANAGEMENT GROUP LLP | History | No change | 10,800 | 358 | 0.0% | 0.0% | 60 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| MetLife Investment Management, LLC | History | No change | 9,401 | 312 | 0.0% | 0.0% | 61 | 0 | 0.0% | Q2 2026 | Aug 13, 2026 |
| Walleye Capital LLC | History | No change | 9,306 | 308 | 0.0% | 0.0% | 62 | 0 | 0.0% | Q2 2026 | Aug 03, 2026 |
| Integrated Quantitative Investments LLC | History | No change | 8,939 | 296 | 0.05% | 0.05% | 63 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| Lighthouse Investment Partners, LLC | History | No change | 8,368 | 277 | 0.01% | 0.01% | 64 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| ALLIANCEBERNSTEIN L.P. | History | No change | 7,300 | 242 | 0.0% | 0.0% | 65 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | History | No change | 7,313 | 242 | 0.0% | 0.0% | 66 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM | History | No change | 7,001 | 232 | 0.0% | 0.0% | 67 | 0 | 0.0% | Q2 2026 | Aug 10, 2026 |
| Persistent Asset Partners Ltd | History | No change | 6,569 | 218 | 0.07% | 0.07% | 68 | 0 | 0.0% | Q2 2026 | Aug 06, 2026 |
| Verdad Advisers, LP | History | No change | 6,400 | 212 | 0.2% | 0.2% | 69 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| HSBC HOLDINGS PLC | History | No change | 6,234 | 205 | 0.0% | 0.0% | 70 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| Achmea Investment Management B.V. | History | New | 12,198 | 196 | 0.0% | — | 71 | +12,198 | New | Q3 2026 | Oct 30, 2026 |
| NEW YORK STATE COMMON RETIREMENT FUND | History | No change | 5,600 | 185 | 0.0% | 0.0% | 72 | 0 | 0.0% | Q2 2026 | Jul 29, 2026 |
| Vanguard Global Advisers, LLC | History | No change | 5,445 | 180 | 0.0% | 0.0% | 73 | 0 | 0.0% | Q2 2026 | Aug 13, 2026 |
| Police & Firemen's Retirement System of New Jersey | History | No change | 4,704 | 156 | 0.0% | 0.0% | 74 | 0 | 0.0% | Q2 2026 | Jul 23, 2026 |
| Legal & General Group Plc | History | No change | 3,462 | 114 | 0.0% | 0.0% | 75 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| Ameritas Investment Partners, Inc. | History | No change | 1,448 | 48 | 0.0% | 0.0% | 76 | 0 | 0.0% | Q2 2026 | Aug 13, 2026 |
| FMR LLC | History | No change | 1,339 | 44 | 0.0% | 0.0% | 77 | 0 | 0.0% | Q2 2026 | Aug 13, 2026 |
| Russell Investments Group, Ltd. | History | No change | 1,275 | 42 | 0.0% | 0.0% | 78 | 0 | 0.0% | Q2 2026 | Aug 06, 2026 |
| State of Wyoming | History | Added to | 2,082 | 33 | 0.0% | 0.01% | 79 | +464 | 28.68% | Q3 2026 | Oct 28, 2026 |
| Tower Research Capital LLC (TRC) | History | No change | 866 | 28 | 0.0% | 0.0% | 80 | 0 | 0.0% | Q2 2026 | Aug 11, 2026 |
| ROYAL BANK OF CANADA | History | No change | 687 | 23 | 0.0% | 0.0% | 81 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| CITIGROUP INC | History | Reduced | 1,189 | 19 | 0.0% | 0.0% | 82 | -6,267 | -84.05% | Q3 2026 | Nov 04, 2026 |
| FNY Investment Advisers, LLC | History | No change | 1,000 | 16 | 0.0% | 0.01% | 83 | 0 | 0.0% | Q3 2026 | Oct 16, 2026 |
| CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM | History | No change | 220 | 7 | 0.0% | 0.0% | 84 | 0 | 0.0% | Q2 2026 | Aug 24, 2026 |
| Owl Creek Wealth Partners LLC | History | No change | 491 | 7 | 0.0% | 0.0% | 85 | 0 | 0.0% | Q3 2026 | Oct 20, 2026 |
| Quantbot Technologies LP | History | No change | 201 | 6 | 0.0% | 0.0% | 86 | 0 | 0.0% | Q2 2026 | Aug 12, 2026 |
| Sterling Capital Management LLC | History | Added to | 317 | 5 | 0.0% | 0.0% | 87 | +36 | 12.81% | Q3 2026 | Oct 22, 2026 |
| OSAIC HOLDINGS, INC. | History | No change | 100 | 3 | 0.0% | 0.0% | 88 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| GAMMA Investing LLC | History | New | 140 | 2 | 0.0% | — | 91 | +140 | New | Q3 2026 | Oct 08, 2026 |
| PNC FINANCIAL SERVICES GROUP, INC. | History | No change | 62 | 2 | 0.0% | 0.0% | 89 | 0 | 0.0% | Q2 2026 | Aug 07, 2026 |
| Physician Wealth Advisors, Inc. | History | No change | 182 | 2 | 0.0% | 0.0% | 90 | 0 | 0.0% | Q3 2026 | Oct 20, 2026 |
| Bogart Wealth, LLC | History | No change | 50 | 1 | 0.0% | 0.0% | 92 | 0 | 0.0% | Q2 2026 | Jul 24, 2026 |
| Sigma Planning Corp | History | Closed out | 0 | 0 | — | 0.04% | — | -45,020 | -100.0% | Q3 2026 | Oct 23, 2026 |
| Parallel Advisors, LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -47 | -100.0% | Q3 2026 | Nov 03, 2026 |
| Avion Wealth | History | Closed out | 0 | 0 | — | 0.0% | — | -46 | -100.0% | Q3 2026 | Nov 03, 2026 |
| Root Financial Partners, LLC | History | New | 4 | 0 | — | — | — | +4 | New | Q3 2026 | Oct 21, 2026 |
| EverSource Wealth Advisors, LLC | History | New | 1 | 0 | — | — | — | +1 | New | Q3 2026 | Nov 04, 2026 |
| FIFTH THIRD BANCORP | History | No change | 2 | 0 | — | — | — | 0 | 0.0% | Q2 2026 | Aug 05, 2026 |
| NISA INVESTMENT ADVISORS, LLC | History | No change | 44 | 0 | — | 0.0% | — | 0 | 0.0% | Q3 2026 | Oct 20, 2026 |
| Arax Advisory Partners | History | No change | 16 | 0 | — | — | — | 0 | 0.0% | Q2 2026 | Aug 10, 2026 |
| Steward Partners Investment Advisory, LLC | History | No change | 2 | 0 | — | — | — | 0 | 0.0% | Q2 2026 | Aug 13, 2026 |
| HighMark Wealth Management LLC | History | No change | 23 | 0 | — | — | — | 0 | 0.0% | Q2 2026 | Aug 12, 2026 |
| Optiver Holding B.V. | History | No change | 2 | 0 | — | — | — | 0 | 0.0% | Q2 2026 | Aug 12, 2026 |
| Fortitude Family Office, LLC | History | No change | 56 | 0 | — | 0.0% | — | 0 | 0.0% | Q3 2026 | Oct 14, 2026 |