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 2022
Institutional positions in Sutro Biopharma, Inc. as of Dec 31, 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
- 119
- +9 vs. Q3 2022
- Shares held
- 50.0M
- −1.48M (−2.9%) vs. Q3 2022
- Total value
- $403.7M
- +$118.2M (+41.4%) vs. Q3 2022
- New holders
- 18
- 56 more added
- Sold out
- 9
- 30 more reduced
3 institutions that held it in Q3 2022 haven't filed for Q4 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 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 | $358.9M |
| Q4 2025 | 63 | $65.0M |
| Q3 2025 | 88 | $46.4M |
| Q2 2025 | 101 | $39.8M |
| Q1 2025 | 113 | $40.0M |
| Q4 2024 | 123 | $117.6M |
| Q3 2024 | 130 | $216.6M |
| Q2 2024 | 119 | $185.2M |
| Q1 2024 | 117 | $308.2M |
| Q4 2023 | 114 | $240.0M |
| Q3 2023 | 109 | $194.3M |
| Q2 2023 | 120 | $251.6M |
| Q1 2023 | 116 | $247.9M |
| Q4 2022 | 119 | $403.7M |
| Q3 2022 | 113 | $286.6M |
| Q2 2022 | 115 | $240.9M |
| Q1 2022 | 114 | $342.2M |
| Q4 2021 | 117 | $599.0M |
| Q3 2021 | 120 | $752.5M |
| Q2 2021 | 124 | $766.7M |
| Q1 2021 | 138 | $1.01B |
Institutions, Q4 2022
Shares, value and share of portfolio for each institution holding Sutro Biopharma, Inc.; share changes are against Q3 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Suvretta Capital Management, LLC | 5,565,099 | $45.0M | 1.89% | +545,099+10.9% | Added |
| BlackRock Inc. | 4,860,140 | $39.3M | 0.00% | +851,770+21.2% | Added |
| BVF Inc | 3,347,946 | $27.1M | 1.14% | −100,000−2.9% | Reduced |
| Rubric Capital Management LP | 3,211,872 | $26.0M | 1.14% | +1,811,872+129.4% | Added |
| Franklin Resources Inc | 2,838,135 | $22.9M | 0.01% | −950,645−25.1% | Reduced |
| Vanguard Group Inc | 2,644,672 | $21.4M | 0.00% | +594,396+29.0% | Added |
| Holocene Advisors, LP | 2,313,542 | $18.7M | 0.12% | −491,655−17.5% | Reduced |
| Baillie Gifford & Co | 1,868,615 | $15.1M | 0.02% | 00.0% | Unchanged |
| State Street Corp | 1,851,285 | $15.0M | 0.00% | +1,023,400+123.6% | Added |
| Frazier Life Sciences Management, L.P. | 1,776,479 | $14.4M | 0.89% | 00.0% | Unchanged |
| Samsara BioCapital, LLC | 1,675,579 | $13.5M | 2.92% | 00.0% | Unchanged |
| Verition Fund Management LLC | 1,604,229 | $13.0M | 0.25% | −903,981−36.0% | Reduced |
| Millennium Management LLC | 1,369,021 | $11.1M | 0.01% | −1,168,049−46.0% | Reduced |
| Goldman Sachs Group Inc | 1,077,468 | $8.71M | 0.00% | +136,897+14.6% | Added |
| Geode Capital Management, LLC | 1,021,079 | $8.25M | 0.00% | +170,332+20.0% | Added |
| Parkman Healthcare Partners LLC | 865,975 | $7.00M | 1.86% | +178,640+26.0% | Added |
| Point72 Asset Management, L.P. | 790,600 | $6.39M | 0.02% | +79,600+11.2% | Added |
| Candriam Luxembourg S.C.A. | 789,184 | $6.38M | 0.04% | −1,009,654−56.1% | Reduced |
| Jacobs Levy Equity Management, Inc | 667,476 | $5.39M | 0.04% | −75,752−10.2% | Reduced |
| Dimensional Fund Advisors LP | 667,543 | $5.39M | 0.00% | +210,960+46.2% | Added |
| FMR LLC | 624,334 | $5.04M | 0.00% | −122,121−16.4% | Reduced |
| Acadian Asset Management LLC | 561,828 | $4.54M | 0.02% | −69,972−11.1% | Reduced |
| Marshall Wace, LLP | 559,915 | $4.52M | 0.01% | +36,294+6.9% | Added |
| Northern Trust Corp | 460,563 | $3.72M | 0.00% | +53,791+13.2% | Added |
| Kynam Capital Management, LP | 404,544 | $3.27M | 0.50% | +404,544 | New |
| Two Sigma Advisers, LP | 383,100 | $3.10M | 0.01% | +35,600+10.2% | Added |
| Panagora Asset Management Inc | 312,981 | $2.53M | 0.02% | +58,638+23.1% | Added |
| Schonfeld Strategic Advisors LLC | 283,800 | $2.29M | 0.02% | +236,000+493.7% | Added |
| Endurant Capital Management LP | 281,895 | $2.28M | 0.92% | +15,216+5.7% | Added |
| D. E. Shaw & Co., Inc. | 275,591 | $2.23M | 0.00% | −39,423−12.5% | Reduced |
| Bank of New York Mellon Corp | 238,705 | $1.93M | 0.00% | +82,832+53.1% | Added |
| Two Sigma Investments, LP | 237,895 | $1.92M | 0.01% | +60,806+34.3% | Added |
| Morgan Stanley | 227,927 | $1.84M | 0.00% | −103,646−31.3% | Reduced |
| Pentwater Capital Management LP | 225,000 | $1.82M | 0.06% | −135,000−37.5% | Reduced |
| Man Group plc | 216,444 | $1.75M | 0.01% | +49,262+29.5% | Added |
| Nuveen Asset Management, LLC | 208,130 | $1.68M | 0.00% | −22,474−9.7% | Reduced |
| Norges Bank | 206,200 | $1.67M | 0.00% | +206,200 | New |
| AQR Capital Management LLC | 198,106 | $1.60M | 0.00% | +6,030+3.1% | Added |
| JPMorgan Chase & Co | 187,778 | $1.52M | 0.00% | +32,201+20.7% | Added |
| Trexquant Investment LP | 154,206 | $1.25M | 0.04% | +96,337+166.5% | Added |
| Tekla Capital Management LLC | 147,531 | $1.19M | 0.05% | −16,393−10.0% | Reduced |
| Bank of America Corp | 145,590 | $1.18M | 0.00% | +101,878+233.1% | Added |
| Charles Schwab Investment Management Inc | 144,147 | $1.16M | 0.00% | +12,942+9.9% | Added |
| Citadel Advisors LLC | 120,002 | $969.6K | 0.00% | −182,090−60.3% | Reduced |
| Caas Capital Management LP | 115,981 | $937.1K | 0.18% | +115,981 | New |
| State of Wisconsin Investment Board | 110,900 | $896.1K | 0.00% | −15,858−12.5% | Reduced |
| Russell Investments Group, Ltd. | 108,963 | $880.4K | 0.00% | −292−0.3% | Reduced |
| XTX Topco Ltd | 101,369 | $819.1K | 0.17% | +43,745+75.9% | Added |
| Rafferty Asset Management, LLC | 98,637 | $797.0K | 0.01% | +98,637 | New |
| Cubist Systematic Strategies, LLC | 85,390 | $690.0K | 0.01% | −257,994−75.1% | Reduced |
| Ameriprise Financial Inc | 82,161 | $664.0K | 0.00% | −390−0.5% | Reduced |
| Barclays PLC | 81,899 | $661.7K | 0.00% | +61,470+300.9% | Added |
| Rhumbline Advisers | 77,771 | $628.0K | 0.00% | +6,787+9.6% | Added |
| Caxton Associates LP | 77,244 | $624.1K | 0.05% | 00.0% | Unchanged |
| Susquehanna Fundamental Investments, LLC | 77,064 | $622.7K | 0.01% | +77,064 | New |
| UBS Group AG | 72,663 | $587.1K | 0.00% | +71,588+6,659.3% | Added |
| New York Life Investment Management LLC | 69,012 | $557.6K | 0.01% | +7,783+12.7% | Added |
| Connor, Clark & Lunn Investment Management Ltd. | 65,227 | $527.0K | 0.00% | +5,856+9.9% | Added |
| Los Angeles Capital Management LLC | 63,124 | $510.0K | 0.00% | −5,560−8.1% | Reduced |
| Invesco Ltd. | 62,740 | $506.9K | 0.00% | +3,438+5.8% | Added |
| Public Employees Retirement System of Ohio | 61,778 | $499.0K | 0.00% | −14,022−18.5% | Reduced |
| Alliancebernstein L.P. | 51,400 | $415.3K | 0.00% | +3,300+6.9% | Added |
| Gsa Capital Partners LLP | 44,032 | $356.0K | 0.04% | −121,512−73.4% | Reduced |
| Citigroup Inc | 43,694 | $353.0K | 0.00% | +42,398+3,271.5% | Added |
| Jump Financial, LLC | 42,600 | $344.2K | 0.02% | −3,300−7.2% | Reduced |
| Cornercap Investment Counsel Inc | 35,761 | $288.9K | 0.05% | +1,096+3.2% | Added |
| BNP Paribas Arbitrage, SA | 32,161 | $259.9K | 0.00% | −7,990−19.9% | Reduced |
| Corton Capital Inc. | 32,058 | $259.0K | 0.21% | +4,472+16.2% | Added |
| Pura Vida Investments, LLC | 31,409 | $253.8K | 0.04% | +31,409 | New |
| New York State Common Retirement Fund | 31,393 | $253.7K | 0.00% | +12,271+64.2% | Added |
| Allspring Global Investments Holdings, LLC | 30,679 | $247.9K | 0.00% | +21,398+230.6% | Added |
| Renaissance Technologies LLC | 29,900 | $242.0K | 0.00% | −186,000−86.2% | Reduced |
| Delphia (USA) Inc. | 29,456 | $238.0K | 0.27% | +1,357+4.8% | Added |
| MetLife Investment Management | 28,380 | $229.3K | 0.00% | +4,303+17.9% | Added |
| American International Group, Inc. | 25,500 | $206.0K | 0.00% | +2,273+9.8% | Added |
| Engineers Gate Manager LP | 23,278 | $188.1K | 0.01% | +3,488+17.6% | Added |
| Deutsche Bank AG | 22,875 | $184.8K | 0.00% | +5,164+29.2% | Added |
| California State Teachers Retirement System | 21,521 | $173.9K | 0.00% | +2,210+11.4% | Added |
| Manufacturers Life Insurance Company, The | 20,667 | $167.0K | 0.00% | +1,864+9.9% | Added |
| Bailard, Inc. | 20,300 | $164.0K | 0.01% | +20,300 | New |
| Voya Investment Management LLC | 19,958 | $161.3K | 0.00% | 00.0% | Unchanged |
| Mirae Asset Global Investments Co., Ltd. | 19,374 | $156.5K | 0.00% | +153+0.8% | Added |
| Prelude Capital Management, LLC | 19,257 | $155.6K | 0.01% | +19,257 | New |
| SG Americas Securities, LLC | 19,009 | $154.0K | 0.00% | −2,534−11.8% | Reduced |
| Walleye Capital LLC | 18,060 | $145.9K | 0.00% | −173,661−90.6% | Reduced |
| Balyasny Asset Management LLC | 17,610 | $142.3K | 0.00% | +17,610 | New |
| Jane Street Group, LLC | 17,553 | $141.8K | 0.00% | +17,553 | New |
| HSBC Holdings PLC | 17,958 | $139.3K | 0.00% | +3,824+27.1% | Added |
| Lazard Asset Management LLC | 15,868 | $128.0K | 0.00% | 00.0% | Unchanged |
| Two Sigma Securities, LLC | 15,567 | $125.8K | 0.02% | +15,567 | New |
| Quantbot Technologies LP | 14,712 | $118.9K | 0.01% | +8,000+119.2% | Added |
| Principal Financial Group Inc | 13,474 | $108.9K | 0.00% | +3,082+29.7% | Added |
| American Century Companies Inc | 12,823 | $103.6K | 0.00% | +12,823 | New |
| State Board of Administration of Florida Retirement System | 12,293 | $99.3K | 0.00% | +360+3.0% | Added |
| ProShare Advisors LLC | 11,690 | $94.5K | 0.00% | +11,690 | New |
| Prudential Financial Inc | 11,590 | $93.6K | 0.00% | +1,520+15.1% | Added |
| Personal Capital Advisors Corp | 11,202 | $90.5K | 0.00% | 00.0% | Unchanged |
| Manchester Capital Management LLC | 10,561 | $85.3K | 0.01% | 00.0% | Unchanged |
| Vontobel Holding Ltd. | 10,000 | $80.8K | 0.00% | +10,000 | New |
| Advisor Group Holdings, Inc. | 9,500 | $76.8K | 0.00% | +9,500 | New |