SUTRO BIOPHARMA INC STRO
$30.43
+0.6% 52w: $6.80 – $40.91
Latest 13F among current holders filed 37 days ago (May 29, 2026)
Price — last 12 months
research preview data6.8023.8640.91
Jun 20, 2025 Jul 2, 2026
Institutional holders
72
+15 QoQ
13F value
$351.7M
+470.2% QoQ
Smart-money holders
13
signal tier ≥ 2
New smart buyers
6
Q1 2026
Options barometer
puts only
— calls / $2.2M puts
Institutional value by quarter
Number of holders
Who owns STRO?
Q1 2026 filings| Fund | Type | Shares | Value | % of fund | Change |
|---|---|---|---|---|---|
| BVF INC/IL ★3 | Fundamental concentrated | 1.3M | $31.2M | 1.0% | New |
| Affinity Asset Advisors, LLC ★2 | Fundamental diversified | 1.1M | $26.6M | 1.6% | +42.9% |
| SAMSARA BIOCAPITAL, LLC ★3 | Fundamental concentrated | 1.1M | $26.5M | 2.6% | +419.7% |
| Kynam Capital Management, LP ★3 | Fundamental concentrated | 872.6K | $21.7M | 1.4% | +81.9% |
| ORBIMED ADVISORS LLC ★2 | Fundamental diversified | 801.1K | $20.0M | 0.5% | New |
| VANGUARD CAPITAL MANAGEMENT LLC | Diversified mechanical | 720.4K | $17.9M | 0.0% | — |
| EVENTIDE ASSET MANAGEMENT, LLC | Other | 715.3K | $17.8M | 0.3% | New |
| PERCEPTIVE ADVISORS LLC ★2 | Fundamental diversified | 715.3K | $17.8M | 0.4% | New |
| RA CAPITAL MANAGEMENT, L.P. ★2 | Fundamental diversified | 715.3K | $17.8M | 0.2% | New |
| Point72 Asset Management, L.P. | Multistrat pod | 692.1K | $17.2M | 0.0% | +286.5% |
| ADAR1 Capital Management, LLC | Other | 524.4K | $13.1M | 0.8% | +681.8% |
| Velan Capital Investment Management LP ★2 | Fundamental concentrated | 512.2K | $12.8M | 8.0% | +64.2% |
| Balyasny Asset Management L.P. | Multistrat pod | 465.8K | $11.6M | 0.0% | +102.5% |
| Woodline Partners LP | Other | 457.4K | $11.4M | 0.0% | New |
| UBS Group AG | Bank broker | 392.9K | $9.8M | 0.0% | +4892.0% |
| ACADIAN ASSET MANAGEMENT LLC | Quant stat arb | 335.8K | $8.4M | 0.0% | -0.6% |
| ACUTA CAPITAL PARTNERS, LLC ★2 | Fundamental concentrated | 269.4K | $6.7M | 4.8% | +299.4% |
| BlackRock, Inc. | Index provider | 232.7K | $5.8M | 0.0% | +98.1% |
| KVP Capital Advisors, LP ★3 | Fundamental concentrated | 226.6K | $5.6M | 4.2% | New |
| MARSHALL WACE, LLP | Quant stat arb | 222.6K | $5.5M | 0.0% | +160.0% |
| MILLENNIUM MANAGEMENT LLC | Multistrat pod | 210.4K | $5.2M | 0.0% | -49.7% |
| ADAGE CAPITAL PARTNERS GP, L.L.C. | Other | 200.0K | $5.0M | 0.0% | Held |
| Opaleye Management Inc. ★2 | Fundamental concentrated | 190.7K | $4.7M | 0.6% | Held |
| GEODE CAPITAL MANAGEMENT, LLC | Index provider | 171.4K | $4.3M | 0.0% | +104.1% |
| CITADEL ADVISORS LLC | Multistrat pod | 117.5K | $2.9M | 0.0% | +266.3% |
| RENAISSANCE TECHNOLOGIES LLC | Quant stat arb | 97.8K | $2.4M | 0.0% | -20.4% |
| VANGUARD FIDUCIARY TRUST CO | Diversified mechanical | 94.8K | $2.4M | 0.0% | — |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Market maker | 84.9K | $2.1M | 0.0% | New |
| Eversept Partners, LP ★2 | Fundamental diversified | 73.2K | $1.8M | 0.1% | -62.2% |
| Burkehill Global Management, LP | Quant stat arb | 71.5K | $1.8M | 0.1% | New |
| TWO SIGMA INVESTMENTS, LP | Quant stat arb | 65.2K | $1.6M | 0.0% | +40.2% |
| STATE STREET CORP | Index provider | 52.1K | $1.3M | 0.0% | +52.1% |
| STEMPOINT CAPITAL LP ★2 | Fundamental concentrated | 46.6K | $1.2M | 0.1% | New |
| Fisher Asset Management, LLC | Long only active | 35.3K | $879K | 0.0% | 0.0% |
| Trexquant Investment LP | Diversified mechanical | 34.3K | $855K | 0.0% | New |
| NORTHERN TRUST CORP | Index provider | 33.2K | $826K | 0.0% | +130.7% |
| JANE STREET GROUP, LLC | Market maker | 27.8K | $692K | 0.0% | +21.0% |
| GOLDMAN SACHS GROUP INC | Bank broker | 27.2K | $677K | 0.0% | +73.5% |
| GSA CAPITAL PARTNERS LLP | Diversified mechanical | 25.8K | $643K | 0.0% | -71.0% |
| BANK OF AMERICA CORP /DE/ | Bank broker | 18.9K | $470K | 0.0% | +348.1% |
| CITIGROUP INC | Bank broker | 18.8K | $469K | 0.0% | +1706.8% |
| Brevan Howard Capital Management LP | Diversified mechanical | 18.8K | $468K | 0.0% | New |
| Invesco Ltd. | Index provider | 17.2K | $428K | 0.0% | +1.1% |
| RBF Capital, LLC | Other | 15.3K | $380K | 0.0% | -50.0% |
| Hudson Bay Capital Management LP | Multistrat pod | 14.8K | $368K | 0.0% | New |
| Sigma Planning Corp | Wealth advisor | 12.5K | $312K | 0.0% | New |
| Jump Financial, LLC | Market maker | 12.4K | $309K | 0.0% | New |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | Index provider | 10.6K | $263K | 0.0% | New |
| MORGAN STANLEY | Bank broker | 10.5K | $262K | 0.0% | -33.9% |
| OMERS ADMINISTRATION Corp | Other | 8.7K | $217K | 0.0% | -21.1% |
Exits are not a bearish signal: our backtest shows stocks specialists exit keep outperforming for 3+ quarters — selling usually means profit-taking, not a forecast.
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