ANNEXON INC ANNX
$5.46
-1.6% 52w: $2.05 – $6.96
Latest 13F among current holders filed 33 days ago (Jun 2, 2026)
Price — last 12 months
research preview data2.054.506.96
Jun 20, 2025 Jul 2, 2026
Institutional holders
217
+49 QoQ
13F value
$863.6M
+25.6% QoQ
Smart-money holders
23
signal tier ≥ 2
New smart buyers
6
Q1 2026
Options barometer
7.6×
$6.7M calls / $875K puts
Institutional value by quarter
Number of holders
Who owns ANNX?
Q1 2026 filings| Fund | Type | Shares | Value | % of fund | Change |
|---|---|---|---|---|---|
| Redmile Group, LLC ★3 | Fundamental concentrated | 14.5M | $80.6M | 5.3% | +44.8% |
| BlackRock, Inc. | Index provider | 10.9M | $60.6M | 0.0% | +22.1% |
| FMR LLC | Long only active | 10.6M | $58.9M | 0.0% | +4.0% |
| BVF INC/IL ★3 | Fundamental concentrated | 8.7M | $48.2M | 1.5% | -4.7% |
| STATE STREET CORP | Index provider | 6.9M | $38.3M | 0.0% | +48.7% |
| VANGUARD CAPITAL MANAGEMENT LLC | Diversified mechanical | 6.0M | $33.0M | 0.0% | — |
| Bain Capital Life Sciences Investors, LLC ★3 | Fundamental concentrated | 5.2M | $28.9M | 2.6% | -0.7% |
| Bellevue Group AG ★2 | Fundamental diversified | 5.2M | $28.6M | 0.7% | Held |
| MAK CAPITAL ONE LLC ★2 | Fundamental concentrated | 4.7M | $26.2M | 4.3% | +59.7% |
| ADAGE CAPITAL PARTNERS GP, L.L.C. | Other | 4.3M | $23.8M | 0.0% | -21.8% |
| BANK OF AMERICA CORP /DE/ | Bank broker | 4.3M | $23.6M | 0.0% | +165.3% |
| Nuveen, LLC | Diversified mechanical | 4.2M | $23.5M | 0.0% | +45.7% |
| Siren, L.L.C. ★2 | Fundamental diversified | 4.0M | $21.9M | 0.6% | New |
| Balyasny Asset Management L.P. | Multistrat pod | 3.9M | $21.5M | 0.0% | +17.8% |
| AMERIPRISE FINANCIAL INC | Bank broker | 3.4M | $19.1M | 0.0% | -20.7% |
| GEODE CAPITAL MANAGEMENT, LLC | Index provider | 3.4M | $18.7M | 0.0% | +16.4% |
| Qube Research & Technologies Ltd | Quant stat arb | 3.1M | $17.3M | 0.0% | +30.8% |
| Palo Alto Investors LP ★3 | Fundamental concentrated | 2.9M | $16.3M | 2.5% | +23.7% |
| MORGAN STANLEY | Bank broker | 2.7M | $15.2M | 0.0% | -4.2% |
| GREAT POINT PARTNERS LLC ★2 | Fundamental concentrated | 2.5M | $13.8M | 3.4% | New |
| Woodline Partners LP | Other | 2.3M | $12.9M | 0.0% | -41.6% |
| Opaleye Management Inc. ★2 | Fundamental concentrated | 2.3M | $12.9M | 1.7% | -10.3% |
| GOLDMAN SACHS GROUP INC | Bank broker | 2.2M | $11.9M | 0.0% | +21.7% |
| Point72 Asset Management, L.P. | Multistrat pod | 1.9M | $10.4M | 0.0% | +404.3% |
| VANGUARD PORTFOLIO MANAGEMENT LLC | Diversified mechanical | 1.5M | $8.2M | 0.0% | — |
| Y-Intercept (Hong Kong) Ltd | Diversified mechanical | 1.3M | $7.3M | 0.1% | New |
| Tetragon Partners GP Ltd ★3 | Fundamental concentrated | 1.3M | $7.2M | 1.4% | -36.4% |
| UBS Group AG | Bank broker | 1.2M | $6.9M | 0.0% | +230.4% |
| MILLENNIUM MANAGEMENT LLC | Multistrat pod | 1.2M | $6.9M | 0.0% | -56.3% |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | Index provider | 1.1M | $6.1M | 0.0% | +4.3% |
| NORTHERN TRUST CORP | Index provider | 1.1M | $6.0M | 0.0% | +37.2% |
| DIMENSIONAL FUND ADVISORS LP | Quant stat arb | 924.1K | $5.1M | 0.0% | +28.6% |
| KENNEDY CAPITAL MANAGEMENT LLC | Other | 912.3K | $5.1M | 0.1% | +42.6% |
| MASSACHUSETTS FINANCIAL SERVICES CO /MA/ | Other | 903.4K | $5.0M | 0.0% | 0.0% |
| VANGUARD FIDUCIARY TRUST CO | Diversified mechanical | 888.6K | $4.9M | 0.0% | — |
| MARSHALL WACE, LLP | Quant stat arb | 861.5K | $4.8M | 0.0% | +65.4% |
| AQR CAPITAL MANAGEMENT LLC | Quant stat arb | 777.3K | $4.3M | 0.0% | +0.1% |
| Invesco Ltd. | Index provider | 763.0K | $4.2M | 0.0% | -21.5% |
| ACADIAN ASSET MANAGEMENT LLC | Quant stat arb | 758.2K | $4.2M | 0.0% | -12.0% |
| Russell Investments Group, Ltd. | Diversified mechanical | 711.4K | $3.9M | 0.0% | +4.2% |
| D. E. Shaw & Co., Inc. | Quant stat arb | 702.8K | $3.9M | 0.0% | -32.8% |
| WELLS FARGO & COMPANY/MN | Bank broker | 698.7K | $3.9M | 0.0% | +21.8% |
| Parkman Healthcare Partners LLC | Other | 674.0K | $3.7M | 0.4% | +12.1% |
| Ensign Peak Advisors, Inc | Diversified mechanical | 625.1K | $3.5M | 0.0% | New |
| Longaeva Partners L.P. ★2 | Fundamental diversified | 620.4K | $3.4M | 0.2% | -80.0% |
| CITADEL ADVISORS LLC | Multistrat pod | 600.1K | $3.3M | 0.0% | +118.0% |
| DEERFIELD MANAGEMENT COMPANY, L.P. | Quant stat arb | 583.9K | $3.2M | 0.0% | Held |
| Ikarian Capital, LLC ★2 | Fundamental diversified | 580.2K | $3.2M | 0.5% | +152.0% |
| SIRIOS CAPITAL MANAGEMENT L P ★2 | Fundamental diversified | 575.1K | $3.2M | 0.4% | -19.0% |
| DEUTSCHE BANK AG\ | Bank broker | 562.2K | $3.1M | 0.0% | +0.3% |
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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