ASSEMBLY BIOSCIENCES INC ASMB
$27.74
+3.9% 52w: $17.08 – $38.50
Latest 13F among current holders filed 31 days ago (Jun 4, 2026)
Price — last 12 months
research preview data17.0827.7938.50
Jun 20, 2025 Jul 2, 2026
Institutional holders
75
+6 QoQ
13F value
$381.5M
-18.2% QoQ
Smart-money holders
11
signal tier ≥ 2
New smart buyers
0
Q1 2026
Options barometer
calls only
$6K calls / — puts
Institutional value by quarter
Number of holders
Who owns ASMB?
Q1 2026 filings| Fund | Type | Shares | Value | % of fund | Change |
|---|---|---|---|---|---|
| GILEAD SCIENCES, INC. ★3 | Fundamental concentrated | 4.5M | $125.0M | 5.9% | Held |
| FARALLON CAPITAL MANAGEMENT LLC ★2 | Fundamental diversified | 1.2M | $34.1M | 0.2% | Held |
| RA CAPITAL MANAGEMENT, L.P. ★2 | Fundamental diversified | 1.0M | $28.3M | 0.3% | Held |
| Commodore Capital LP ★3 | Fundamental concentrated | 1.0M | $27.8M | 1.6% | Held |
| JANUS HENDERSON GROUP PLC | Diversified mechanical | 849.3K | $23.5M | 0.0% | +1.4% |
| Paradigm Biocapital Advisors LP ★2 | Fundamental concentrated | 665.3K | $18.5M | 0.4% | Held |
| VANGUARD CAPITAL MANAGEMENT LLC | Diversified mechanical | 490.4K | $13.6M | 0.0% | — |
| Parkman Healthcare Partners LLC | Other | 411.2K | $11.4M | 1.2% | +64.9% |
| STEMPOINT CAPITAL LP ★2 | Fundamental concentrated | 370.9K | $10.3M | 1.0% | +136.6% |
| Point72 Asset Management, L.P. | Multistrat pod | 344.1K | $9.5M | 0.0% | -42.7% |
| Blackstone Inc. | Other | 296.9K | $8.2M | 0.0% | -6.9% |
| MILLENNIUM MANAGEMENT LLC | Multistrat pod | 233.7K | $6.5M | 0.0% | +137.9% |
| BlackRock, Inc. | Index provider | 202.7K | $5.6M | 0.0% | +5.4% |
| B Group, Inc. ★3 | Fundamental concentrated | 175.7K | $4.9M | 3.6% | Held |
| MARSHALL WACE, LLP | Quant stat arb | 163.4K | $4.5M | 0.0% | +26.6% |
| ADAGE CAPITAL PARTNERS GP, L.L.C. | Other | 161.0K | $4.5M | 0.0% | Held |
| Patient Square Capital LP ★2 | Fundamental concentrated | 136.3K | $3.8M | 0.7% | +7.3% |
| GEODE CAPITAL MANAGEMENT, LLC | Index provider | 133.0K | $3.7M | 0.0% | +1.3% |
| Schonfeld Strategic Advisors LLC | Multistrat pod | 120.5K | $3.3M | 0.0% | +122.2% |
| Caption Management, LLC | Quant stat arb | 81.8K | $2.3M | 0.1% | -23.2% |
| HighVista Strategies LLC | Other | 74.7K | $2.1M | 0.6% | New |
| VANGUARD FIDUCIARY TRUST CO | Diversified mechanical | 71.6K | $2.0M | 0.0% | — |
| Qube Research & Technologies Ltd | Quant stat arb | 69.3K | $1.9M | 0.0% | +64.2% |
| STATE STREET CORP | Index provider | 56.7K | $1.6M | 0.0% | +7.0% |
| Seven Fleet Capital Management LP | Quant stat arb | 56.1K | $1.6M | 0.5% | -23.9% |
| JPMORGAN CHASE & CO | Bank broker | 54.0K | $1.4M | 0.0% | +12.0% |
| MONIMUS CAPITAL MANAGEMENT, LP ★2 | Fundamental diversified | 48.4K | $1.3M | 0.4% | +26.3% |
| GSA CAPITAL PARTNERS LLP | Diversified mechanical | 45.0K | $1.3M | 0.1% | +254.7% |
| NORTHERN TRUST CORP | Index provider | 41.0K | $1.1M | 0.0% | -0.5% |
| Eversept Partners, LP ★2 | Fundamental diversified | 40.9K | $1.1M | 0.1% | -74.4% |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | Quant stat arb | 39.4K | $1.1M | 0.0% | +4.3% |
| GOLDMAN SACHS GROUP INC | Bank broker | 36.2K | $1.0M | 0.0% | +4.1% |
| JANE STREET GROUP, LLC | Market maker | 34.5K | $957K | 0.0% | -35.8% |
| MORGAN STANLEY | Bank broker | 33.1K | $917K | 0.0% | +46.7% |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Market maker | 32.9K | $914K | 0.0% | -59.0% |
| 683 Capital Management, LLC ★2 | Fundamental diversified | 27.9K | $773K | 0.1% | Held |
| BARCLAYS PLC | Bank broker | 27.1K | $751K | 0.0% | +9.3% |
| WELLINGTON MANAGEMENT GROUP LLP | Long only active | 26.5K | $735K | 0.0% | New |
| CITADEL ADVISORS LLC | Multistrat pod | 25.4K | $706K | 0.0% | -22.6% |
| Squarepoint Ops LLC | Quant stat arb | 23.8K | $661K | 0.0% | New |
| Trexquant Investment LP | Diversified mechanical | 22.7K | $631K | 0.0% | -19.6% |
| Connor, Clark & Lunn Investment Management Ltd. | Diversified mechanical | 21.8K | $604K | 0.0% | +4.6% |
| TWO SIGMA INVESTMENTS, LP | Quant stat arb | 20.6K | $570K | 0.0% | New |
| ADAR1 Capital Management, LLC | Other | 19.9K | $554K | 0.0% | +1.0% |
| Palumbo Wealth Management LLC | Other | 19.6K | $545K | 0.1% | -47.3% |
| FEDERATED HERMES, INC. | Diversified mechanical | 18.9K | $525K | 0.0% | -25.6% |
| VANGUARD PORTFOLIO MANAGEMENT LLC | Diversified mechanical | 17.7K | $492K | 0.0% | — |
| Hudson Bay Capital Management LP | Multistrat pod | 16.8K | $466K | 0.0% | +11.6% |
| RENAISSANCE TECHNOLOGIES LLC | Quant stat arb | 15.7K | $434K | 0.0% | +69.4% |
| Susquehanna Portfolio Strategies, LLC | Market maker | 14.1K | $391K | 0.0% | +1.4% |
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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