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 2021
Institutional positions in Sutro Biopharma, Inc. as of Jun 30, 2021. 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
- 124
- −14 vs. Q1 2021
- Shares held
- 41.2M
- −3.14M (−7.1%) vs. Q1 2021
- Total value
- $766.7M
- −$242.8M (−24.1%) vs. Q1 2021
- New holders
- 12
- 50 more added
- Sold out
- 26
- 44 more reduced
Compare with Q1 2021: 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 2021
Shares, value and share of portfolio for each institution holding Sutro Biopharma, Inc.; share changes are against Q1 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Lombard Odier Asset Management (Switzerland) SA | 427,839 | $7.95M | 0.40% | +137,421+47.3% | Added |
| OrbiMed Advisors LLC | 433,700 | $8.06M | 0.08% | +83,700+23.9% | Added |
| Millennium Management LLC | 478,120 | $8.89M | 0.01% | −78,679−14.1% | Reduced |
| Opaleye Management Inc. | 496,900 | $9.24M | 1.53% | +154,950+45.3% | Added |
| Northern Trust Corp | 554,399 | $10.3M | 0.00% | +210,078+61.0% | Added |
| FIL Ltd | 677,416 | $12.6M | 0.01% | −94,374−12.2% | Reduced |
| Geode Capital Management, LLC | 677,706 | $12.6M | 0.00% | +111,057+19.6% | Added |
| FMR LLC | 737,300 | $13.7M | 0.00% | 00.0% | Unchanged |
| Citadel Advisors LLC | 759,994 | $14.1M | 0.01% | −216,626−22.2% | Reduced |
| BVF Inc | 826,825 | $15.4M | 0.58% | 00.0% | Unchanged |
| Frazier Management LLC | 1,001,421 | $18.6M | 1.72% | 00.0% | Unchanged |
| Point72 Asset Management, L.P. | 1,136,600 | $21.1M | 0.11% | +178,400+18.6% | Added |
| Loomis Sayles & Co L P | 1,328,014 | $24.7M | 0.03% | −26,979−2.0% | Reduced |
| Holocene Advisors, LP | 1,596,882 | $29.7M | 0.18% | +173,677+12.2% | Added |
| Samsara BioCapital, LLC | 1,675,579 | $31.1M | 4.09% | 00.0% | Unchanged |
| Suvretta Capital Management, LLC | 1,715,381 | $31.9M | 0.48% | +430,405+33.5% | Added |
| Baillie Gifford & Co | 1,794,173 | $33.4M | 0.02% | +98,519+5.8% | Added |
| SV Health Investors, LLC | 1,824,542 | $33.9M | 14.77% | 00.0% | Unchanged |
| Vanguard Group Inc | 2,063,195 | $38.4M | 0.00% | +23,206+1.1% | Added |
| First Light Asset Management, LLC | 2,072,875 | $38.5M | 2.31% | +14,428+0.7% | Added |
| State Street Corp | 2,233,692 | $41.5M | 0.00% | −280,472−11.2% | Reduced |
| Eventide Asset Management, LLC | 2,370,975 | $44.1M | 0.59% | 00.0% | Unchanged |
| Franklin Resources Inc | 2,848,479 | $53.0M | 0.02% | +201,675+7.6% | Added |
| BlackRock Inc. | 3,626,799 | $67.4M | 0.00% | +524,826+16.9% | Added |
| Ra Capital Management, L.P. | 0 | $0 | 0.00% | −2,118,212−100.0% | Sold out |
| Compagnie Lombard Odier SCmA | 0 | $0 | 0.00% | −290,418−100.0% | Sold out |
| Altium Capital Management LP | 0 | $0 | 0.00% | −226,719−100.0% | Sold out |
| Jacobs Levy Equity Management, Inc | 0 | $0 | 0.00% | −106,581−100.0% | Sold out |
| Affinity Asset Advisors, LLC | 0 | $0 | 0.00% | −80,000−100.0% | Sold out |
| EAM Global Investors LLC | 0 | $0 | 0.00% | −74,142−100.0% | Sold out |
| Schonfeld Strategic Advisors LLC | 0 | $0 | 0.00% | −71,614−100.0% | Sold out |
| California Public Employees Retirement System | 0 | $0 | 0.00% | −52,700−100.0% | Sold out |
| EAM Investors, LLC | 0 | $0 | 0.00% | −52,643−100.0% | Sold out |
| ExodusPoint Capital Management, LP | 0 | $0 | 0.00% | −46,473−100.0% | Sold out |
| AQR Capital Management LLC | 0 | $0 | 0.00% | −42,670−100.0% | Sold out |
| HighVista Strategies LLC | 0 | $0 | 0.00% | −38,982−100.0% | Sold out |
| Arrowstreet Capital, Limited Partnership | 0 | $0 | 0.00% | −27,300−100.0% | Sold out |
| Jane Street Group, LLC | 0 | $0 | 0.00% | −22,404−100.0% | Sold out |
| AMP Capital Investors Ltd | 0 | $0 | 0.00% | −21,788−100.0% | Sold out |
| Price T Rowe Associates Inc | 0 | $0 | 0.00% | −21,399−100.0% | Sold out |
| Financial Engines Advisors L.L.C. | 0 | $0 | 0.00% | −10,151−100.0% | Sold out |
| SG Americas Securities, LLC | 0 | $0 | 0.00% | −6,841−100.0% | Sold out |
| Pacer Advisors, Inc. | 0 | $0 | 0.00% | −3,216−100.0% | Sold out |
| Dorsey Wright & Associates | 0 | $0 | 0.00% | −1,832−100.0% | Sold out |
| Mesirow Financial Investment Management, Inc. | 0 | $0 | 0.00% | −1,054−100.0% | Sold out |
| Bank of Montreal | 0 | $0 | 0.00% | −956−100.0% | Sold out |
| FORA Capital, LLC | 0 | $0 | 0.00% | −811−100.0% | Sold out |
| UBS Group AG | 0 | $0 | 0.00% | −507−100.0% | Sold out |
| Eaton Vance Management | 0 | $0 | 0.00% | −230−100.0% | Sold out |
| Total Clarity Wealth Management, Inc. | 0 | $0 | 0.00% | −200−100.0% | Sold out |