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, Q1 2024
Institutional positions in Sutro Biopharma, Inc. as of Mar 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
- 117
- +3 vs. Q4 2023
- Shares held
- 53.4M
- −2.24M (−4.0%) vs. Q4 2023
- Total value
- $301.7M
- +$63.0M (+26.4%) vs. Q4 2023
- New holders
- 20
- 49 more added
- Sold out
- 17
- 32 more reduced
Compare with Q4 2023: 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, Q1 2024
Shares, value and share of portfolio for each institution holding Sutro Biopharma, Inc.; share changes are against Q4 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| CWM, LLC | 47 | $0 | 0.00% | +47 | New |
| Nelson, Van Denburg & Campbell Wealth Management Group, LLC | 13 | $73 | 0.00% | +13 | New |
| Comerica Bank | 49 | $277 | 0.00% | −138−73.8% | Reduced |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 285 | $1.61K | 0.00% | 00.0% | Unchanged |
| Parallel Advisors, LLC | 465 | $2.63K | 0.00% | 00.0% | Unchanged |
| Bogart Wealth, LLC | 500 | $2.83K | 0.00% | 00.0% | Unchanged |
| AdvisorNet Financial, Inc | 500 | $2.83K | 0.00% | +500 | New |
| Simplex Trading, LLC | 1,064 | $6.00K | 0.00% | +877+469.0% | Added |
| Royal Bank of Canada | 1,421 | $8.00K | 0.00% | −17,408−92.5% | Reduced |
| Metropolitan Life Insurance Co | 1,632 | $9.22K | 0.00% | +546+50.3% | Added |
| Amalgamated Bank | 1,964 | $11.0K | 0.00% | −3,150−61.6% | Reduced |
| Quantbot Technologies LP | 2,100 | $11.9K | 0.00% | −1,212−36.6% | Reduced |
| HighMark Wealth Management LLC | 2,250 | $12.7K | 0.01% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 4,624 | $26.1K | 0.00% | −4,772−50.8% | Reduced |
| Legal & General Group Plc | 4,960 | $28.0K | 0.00% | 00.0% | Unchanged |
| Ameritas Investment Partners, Inc. | 4,967 | $28.1K | 0.00% | 00.0% | Unchanged |
| California State Teachers Retirement System | 6,124 | $34.6K | 0.00% | −3,776−38.1% | Reduced |
| Nisa Investment Advisors, LLC | 8,798 | $49.7K | 0.00% | −22−0.2% | Reduced |
| State Board of Administration of Florida Retirement System | 12,293 | $56.8K | 0.00% | −4,980−28.8% | Reduced |
| Advisor Group Holdings, Inc. | 10,850 | $61.3K | 0.00% | +600+5.9% | Added |
| Prelude Capital Management, LLC | 10,858 | $61.3K | 0.00% | −42,677−79.7% | Reduced |
| ProShare Advisors LLC | 10,943 | $61.8K | 0.00% | +10,943 | New |
| Citigroup Inc | 11,583 | $65.4K | 0.00% | +2,910+33.6% | Added |
| HRT Financial LP | 12,057 | $68.0K | 0.00% | +12,057 | New |
| Diversified Trust Co | 13,031 | $73.6K | 0.00% | +1,842+16.5% | Added |
| New York State Common Retirement Fund | 13,418 | $75.8K | 0.00% | −221−1.6% | Reduced |
| STRS Ohio | 15,000 | $84.0K | 0.00% | +15,000 | New |
| Vontobel Holding Ltd. | 15,000 | $84.8K | 0.00% | −626,684−97.7% | Reduced |
| Lazard Asset Management LLC | 16,386 | $92.0K | 0.00% | +16,386 | New |
| Deerfield Management Company, L.P. (Series C) | 16,925 | $95.6K | 0.00% | +16,925 | New |
| US Bancorp | 17,000 | $96.0K | 0.00% | +17,000 | New |
| Price T Rowe Associates Inc | 18,027 | $102.0K | 0.00% | +3,578+24.8% | Added |
| Principal Financial Group Inc | 18,645 | $105.3K | 0.00% | −1,254−6.3% | Reduced |
| Voya Investment Management LLC | 20,055 | $113.3K | 0.00% | −5,966−22.9% | Reduced |
| SG Americas Securities, LLC | 21,193 | $120.0K | 0.00% | −19,586−48.0% | Reduced |
| Pathstone Holdings, LLC | 22,813 | $128.9K | 0.00% | +22,813 | New |
| Two Sigma Securities, LLC | 23,291 | $131.6K | 0.01% | +23,291 | New |
| Algert Global LLC | 23,761 | $134.3K | 0.01% | +23,761 | New |
| Manufacturers Life Insurance Company, The | 25,861 | $146.1K | 0.00% | +113+0.4% | Added |
| Invesco Ltd. | 26,200 | $148.0K | 0.00% | −4,424−14.4% | Reduced |
| Wells Fargo & Company | 27,367 | $154.6K | 0.00% | +4,194+18.1% | Added |
| American International Group, Inc. | 30,017 | $169.6K | 0.00% | +121+0.4% | Added |
| MetLife Investment Management | 30,284 | $171.1K | 0.00% | +1,904+6.7% | Added |
| Kennedy Capital Management, Inc. | 30,947 | $174.9K | 0.00% | +1,102+3.7% | Added |
| Deutsche Bank AG | 33,791 | $190.9K | 0.00% | +1,223+3.8% | Added |
| Cornercap Investment Counsel Inc | 35,690 | $201.6K | 0.03% | 00.0% | Unchanged |
| AQR Capital Management LLC | 35,822 | $202.4K | 0.00% | −47,804−57.2% | Reduced |
| Mirae Asset Global Investments Co., Ltd. | 44,019 | $202.5K | 0.00% | +44,019 | New |
| Dynamic Technology Lab Private Ltd | 37,282 | $211.0K | 0.02% | +23,383+168.2% | Added |
| JPMorgan Chase & Co | 48,742 | $275.4K | 0.00% | −17,398−26.3% | Reduced |
| Susquehanna International Group, LLP | 50,044 | $282.7K | 0.00% | +12,807+34.4% | Added |
| HSBC Holdings PLC | 55,454 | $313.3K | 0.00% | +3,055+5.8% | Added |
| Bank of America Corp | 57,397 | $324.3K | 0.00% | −53,693−48.3% | Reduced |
| Chase Investment Counsel Corp | 57,700 | $326.0K | 0.12% | +57,700 | New |
| Virtu Financial LLC | 63,157 | $357.0K | 0.03% | +46,391+276.7% | Added |
| UBS Group AG | 64,639 | $365.2K | 0.00% | +5,048+8.5% | Added |
| Lighthouse Investment Partners, LLC | 66,585 | $376.2K | 0.02% | +66,585 | New |
| Standard Life Aberdeen plc | 69,389 | $392.0K | 0.00% | 00.0% | Unchanged |
| EntryPoint Capital, LLC | 69,678 | $393.7K | 0.35% | +69,678 | New |
| Exchange Traded Concepts, LLC | 71,056 | $401.5K | 0.01% | +35,200+98.2% | Added |
| American Century Companies Inc | 73,615 | $415.9K | 0.00% | +30,141+69.3% | Added |
| Jane Street Group, LLC | 74,639 | $421.7K | 0.00% | −31,048−29.4% | Reduced |
| Alliancebernstein L.P. | 75,300 | $425.4K | 0.00% | 00.0% | Unchanged |
| Prudential Financial Inc | 76,420 | $431.8K | 0.00% | −92,800−54.8% | Reduced |
| Barclays PLC | 79,738 | $450.5K | 0.00% | −52,321−39.6% | Reduced |
| Engineers Gate Manager LP | 80,570 | $455.2K | 0.01% | +23,990+42.4% | Added |
| XTX Topco Ltd | 88,896 | $502.3K | 0.07% | +5,908+7.1% | Added |
| Rhumbline Advisers | 94,164 | $532.0K | 0.00% | +2,575+2.8% | Added |
| Public Employees Retirement System of Ohio | 96,657 | $546.1K | 0.00% | +34,879+56.5% | Added |
| BNP Paribas Arbitrage, SA | 98,227 | $555.0K | 0.00% | +81,858+500.1% | Added |
| Jump Financial, LLC | 111,197 | $628.3K | 0.02% | +111,197 | New |
| Russell Investments Group, Ltd. | 111,955 | $632.5K | 0.00% | +73,731+192.9% | Added |
| FMR LLC | 112,322 | $634.6K | 0.00% | +26,735+31.2% | Added |
| Simplify Asset Management Inc. | 120,000 | $678.0K | 0.06% | 00.0% | Unchanged |
| Susquehanna Fundamental Investments, LLC | 126,459 | $714.5K | 0.03% | +126,459 | New |
| Ameriprise Financial Inc | 149,005 | $841.9K | 0.00% | +17,763+13.5% | Added |
| Charles Schwab Investment Management Inc | 160,876 | $908.9K | 0.00% | 00.0% | Unchanged |
| Bank of New York Mellon Corp | 184,685 | $1.04M | 0.00% | −77,939−29.7% | Reduced |
| Man Group plc | 190,633 | $1.08M | 0.00% | +71,545+60.1% | Added |
| Cubist Systematic Strategies, LLC | 193,671 | $1.09M | 0.01% | +117,545+154.4% | Added |
| Tejara Capital Ltd | 194,418 | $1.10M | 0.41% | −32,535−14.3% | Reduced |
| Propel Bio Management, LLC | 195,000 | $1.10M | 0.64% | 00.0% | Unchanged |
| Fisher Asset Management, LLC | 196,517 | $1.11M | 0.00% | 00.0% | Unchanged |
| D. E. Shaw & Co., Inc. | 241,643 | $1.37M | 0.00% | +241,643 | New |
| UBS Oconnor LLC | 255,057 | $1.44M | 0.04% | −123,283−32.6% | Reduced |
| Point72 Asset Management, L.P. | 260,696 | $1.47M | 0.00% | −25,000−8.8% | Reduced |
| Bridgeway Capital Management, LLC | 275,700 | $1.56M | 0.03% | +105,500+62.0% | Added |
| Verition Fund Management LLC | 283,621 | $1.60M | 0.02% | −339,252−54.5% | Reduced |
| DAFNA Capital Management LLC | 334,079 | $1.89M | 0.43% | +51,000+18.0% | Added |
| Nuveen Asset Management, LLC | 337,628 | $1.91M | 0.00% | +121,900+56.5% | Added |
| Citadel Advisors LLC | 340,741 | $1.93M | 0.00% | +208,816+158.3% | Added |
| Candriam Luxembourg S.C.A. | 440,422 | $2.49M | 0.02% | −457,812−51.0% | Reduced |
| Two Sigma Investments, LP | 485,764 | $2.74M | 0.01% | +162,572+50.3% | Added |
| Renaissance Technologies LLC | 485,797 | $2.75M | 0.00% | −170,000−25.9% | Reduced |
| Northern Trust Corp | 486,384 | $2.75M | 0.00% | +5,200+1.1% | Added |
| Morgan Stanley | 549,366 | $3.10M | 0.00% | +325,442+145.3% | Added |
| Two Sigma Advisers, LP | 671,100 | $3.79M | 0.01% | +431,300+179.9% | Added |
| Panagora Asset Management Inc | 785,204 | $4.44M | 0.02% | +333,512+73.8% | Added |
| Goldman Sachs Group Inc | 802,735 | $4.54M | 0.00% | −257,847−24.3% | Reduced |
| Jacobs Levy Equity Management, Inc | 1,069,522 | $6.04M | 0.03% | +729,239+214.3% | Added |