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, Q4 2024
Institutional positions in Sutro Biopharma, Inc. as of Dec 31, 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
- 123
- −6 vs. Q3 2024
- Shares held
- 63.9M
- +1.39M (+2.2%) vs. Q3 2024
- Total value
- $117.6M
- −$98.8M (−45.7%) vs. Q3 2024
- New holders
- 24
- 41 more added
- Sold out
- 30
- 35 more reduced
1 institution that held it in Q3 2024 haven't filed for Q4 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 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, Q4 2024
Shares, value and share of portfolio for each institution holding Sutro Biopharma, Inc.; share changes are against Q3 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Northern Trust Corp | 636,920 | $1.17M | 0.00% | +14,492+2.3% | Added |
| Eversept Partners, LP | 694,408 | $1.28M | 0.13% | −1,147,581−62.3% | Reduced |
| Jacobs Levy Equity Management, Inc | 859,373 | $1.58M | 0.01% | +37,627+4.6% | Added |
| Renaissance Technologies LLC | 1,015,211 | $1.87M | 0.00% | +187,114+22.6% | Added |
| Dimensional Fund Advisors LP | 1,136,457 | $2.09M | 0.00% | +156,139+15.9% | Added |
| Nuveen Asset Management, LLC | 1,323,777 | $2.44M | 0.00% | +124,154+10.3% | Added |
| Morgan Stanley | 1,520,136 | $2.80M | 0.00% | +1,246,051+454.6% | Added |
| State Street Corp | 1,701,870 | $3.13M | 0.00% | +54,708+3.3% | Added |
| Goldman Sachs Group Inc | 1,714,422 | $3.15M | 0.00% | −31,846−1.8% | Reduced |
| Parkman Healthcare Partners LLC | 1,727,925 | $3.18M | 0.42% | +11,793+0.7% | Added |
| Acadian Asset Management LLC | 1,751,925 | $3.22M | 0.01% | +142,051+8.8% | Added |
| Geode Capital Management, LLC | 1,854,017 | $3.41M | 0.00% | −2,939−0.2% | Reduced |
| Adage Capital Partners GP, L.L.C. | 2,000,000 | $3.68M | 0.01% | −250,132−11.1% | Reduced |
| MPM Oncology Impact Management LP | 2,160,062 | $3.97M | 0.56% | −672,002−23.7% | Reduced |
| Samsara BioCapital, LLC | 2,196,814 | $4.04M | 0.55% | 00.0% | Unchanged |
| Point72 Asset Management, L.P. | 2,197,538 | $4.04M | 0.01% | −799,915−26.7% | Reduced |
| Citadel Advisors LLC | 2,458,657 | $4.52M | 0.00% | +332,002+15.6% | Added |
| Vestal Point Capital, LP | 2,570,000 | $4.73M | 0.28% | +2,570,000 | New |
| Merck & Co., Inc. | 2,723,509 | $5.01M | 1.94% | +2,723,509 | New |
| Kynam Capital Management, LP | 3,641,447 | $6.70M | 0.44% | +1,575,000+76.2% | Added |
| Vanguard Group Inc | 4,208,500 | $7.74M | 0.00% | +13,428+0.3% | Added |
| Suvretta Capital Management, LLC | 7,462,495 | $13.7M | 0.51% | +275,000+3.8% | Added |
| BlackRock, Inc. | 7,593,191 | $14.0M | 0.00% | +577,072+8.2% | Added |
| Bank of Montreal | 0 | $0 | 0.00% | −814,955−100.0% | Sold out |
| Arrowstreet Capital, Limited Partnership | 0 | $0 | 0.00% | −737,670−100.0% | Sold out |
| Deerfield Management Company, L.P. (Series C) | 0 | $0 | 0.00% | −359,919−100.0% | Sold out |
| Jane Street Group, LLC | 0 | $0 | 0.00% | −108,192−100.0% | Sold out |
| Qube Research & Technologies Ltd | 0 | $0 | 0.00% | −68,898−100.0% | Sold out |
| Squarepoint Ops LLC | 0 | $0 | 0.00% | −49,713−100.0% | Sold out |
| Deutsche Bank AG | 0 | $0 | 0.00% | −42,531−100.0% | Sold out |
| EntryPoint Capital, LLC | 0 | $0 | 0.00% | −40,985−100.0% | Sold out |
| Marshall Wace, LLP | 0 | $0 | 0.00% | −30,661−100.0% | Sold out |
| Pathstone Holdings, LLC | 0 | $0 | 0.00% | −23,595−100.0% | Sold out |
| Virtu Financial LLC | 0 | $0 | 0.00% | −22,305−100.0% | Sold out |
| Graham Capital Management, L.P. | 0 | $0 | 0.00% | −21,137−100.0% | Sold out |
| Cornercap Investment Counsel Inc | 0 | $0 | 0.00% | −18,563−100.0% | Sold out |
| Prelude Capital Management, LLC | 0 | $0 | 0.00% | −11,689−100.0% | Sold out |
| Cerity Partners LLC | 0 | $0 | 0.00% | −11,311−100.0% | Sold out |
| Lazard Asset Management LLC | 0 | $0 | 0.00% | −9,633−100.0% | Sold out |
| Gladius Capital Management LP | 0 | $0 | 0.00% | −8,084−100.0% | Sold out |
| Meeder Asset Management Inc | 0 | $0 | 0.00% | −2,822−100.0% | Sold out |
| Global Retirement Partners, LLC | 0 | $0 | 0.00% | −1,335−100.0% | Sold out |
| Group One Trading, L.P. | 0 | $0 | 0.00% | −991−100.0% | Sold out |
| Capital Performance Advisors LLP | 0 | $0 | 0.00% | −896−100.0% | Sold out |
| SRS Capital Advisors, Inc. | 0 | $0 | 0.00% | −657−100.0% | Sold out |
| Bryn Mawr Trust Co | 0 | $0 | 0.00% | −645−100.0% | Sold out |
| True Wealth Design, LLC | 0 | $0 | 0.00% | −318−100.0% | Sold out |
| Quadrant Capital Group LLC | 0 | $0 | 0.00% | −312−100.0% | Sold out |
| Versant Capital Management, Inc | 0 | $0 | 0.00% | −235−100.0% | Sold out |
| Rothschild Investment LLC | 0 | $0 | 0.00% | −200−100.0% | Sold out |
| Signaturefd, LLC | 0 | $0 | 0.00% | −86−100.0% | Sold out |
| US Bancorp | 0 | $0 | 0.00% | −53−100.0% | Sold out |
| Allspring Global Investments Holdings, LLC | 0 | $0 | 0.00% | −15−100.0% | Sold out |
| PEAK6 Investments LLC | – | – | – | – | Not filed |