DEFINIUM THERAPEUTICS INC DFTX
$44.19
+1.8% 52w: $8.88 – $47.04
Latest 13F among current holders filed 15 days ago (Aug 18, 2026)
Price — last 12 months
research preview data8.8827.9647.04
Aug 18, 2025 Jul 2, 2026
Institutional holders
245
+237 QoQ
13F value
$1.48B
+883.0% QoQ
Smart-money holders
28
signal tier ≥ 2
New smart buyers
27
Q1 2026
Options barometer
3.8×
$32.5M calls / $8.4M puts
Institutional value by quarter
Number of holders
Who owns DFTX?
Q1 2026 filings| Fund | Type | Shares | Value | % of fund | Change |
|---|---|---|---|---|---|
| BlackRock, Inc. | Index provider | 8.5M | $160.3M | 0.0% | New |
| Driehaus Capital Management LLC | Other | 5.9M | $111.7M | — | -9.6% |
| Avoro Capital Advisors LLC ★3 | Fundamental concentrated | 5.0M | $94.5M | — | New |
| JANUS HENDERSON GROUP PLC | Diversified mechanical | 3.6M | $67.2M | — | New |
| Deep Track Capital, LP ★2 | Fundamental diversified | 3.0M | $56.7M | — | New |
| GEODE CAPITAL MANAGEMENT, LLC | Index provider | 2.5M | $47.2M | — | New |
| STATE STREET CORP | Index provider | 2.5M | $46.7M | 0.0% | New |
| Octagon Capital Advisors LP ★2 | Fundamental concentrated | 2.4M | $46.1M | — | New |
| Commodore Capital LP ★3 | Fundamental concentrated | 2.0M | $37.8M | — | New |
| FMR LLC | Long only active | 1.8M | $34.2M | 0.0% | New |
| Trails Edge Capital Partners, LP ★2 | Fundamental concentrated | 1.7M | $32.9M | — | New |
| GOLDMAN SACHS GROUP INC | Bank broker | 1.7M | $31.7M | 0.0% | New |
| ArrowMark Colorado Holdings LLC | Other | 1.6M | $30.1M | — | New |
| CITADEL ADVISORS LLC | Multistrat pod | 1.3M | $25.2M | 0.0% | New |
| WELLINGTON MANAGEMENT GROUP LLP | Long only active | 1.3M | $24.7M | 0.0% | New |
| Candriam S.C.A. | Other | 1.3M | $24.4M | — | New |
| Balyasny Asset Management L.P. | Multistrat pod | 1.3M | $24.1M | 0.0% | New |
| TWO SIGMA INVESTMENTS, LP | Quant stat arb | 1.2M | $22.7M | 0.0% | New |
| MARSHALL WACE, LLP | Quant stat arb | 1.2M | $22.7M | — | -59.6% |
| ADAGE CAPITAL PARTNERS GP, L.L.C. | Other | 1.1M | $21.7M | — | New |
| VANGUARD CAPITAL MANAGEMENT LLC | Diversified mechanical | 1.1M | $20.7M | — | — |
| Holocene Advisors, LP | Other | 1.1M | $20.6M | 0.0% | New |
| AWM Investment Company, Inc. ★2 | Fundamental diversified | 1.1M | $20.4M | — | -22.6% |
| Catalio Capital Management, LP ★2 | Fundamental concentrated | 1.0M | $19.6M | — | New |
| AMERIPRISE FINANCIAL INC | Bank broker | 966.6K | $18.3M | 0.0% | New |
| Siren, L.L.C. ★2 | Fundamental diversified | 919.5K | $17.4M | — | New |
| VANGUARD PORTFOLIO MANAGEMENT LLC | Diversified mechanical | 872.7K | $16.5M | — | — |
| MILLENNIUM MANAGEMENT LLC | Multistrat pod | 846.9K | $16.0M | 0.0% | New |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | Index provider | 808.7K | $15.3M | — | New |
| ORBIMED ADVISORS LLC ★2 | Fundamental diversified | 804.0K | $15.2M | — | New |
| NORTHERN TRUST CORP | Index provider | 799.0K | $15.1M | 0.0% | New |
| Bank of New York Mellon Corp | Diversified mechanical | 752.9K | $14.2M | 0.0% | New |
| Woodline Partners LP | Other | 752.8K | $14.2M | — | New |
| Nuveen, LLC | Diversified mechanical | 698.1K | $13.2M | 0.0% | New |
| EVENTIDE ASSET MANAGEMENT, LLC | Other | 686.2K | $13.0M | — | New |
| STEMPOINT CAPITAL LP ★2 | Fundamental concentrated | 651.0K | $12.3M | — | New |
| Boxer Capital Management, LLC ★2 | Fundamental concentrated | 598.5K | $11.3M | — | New |
| VANGUARD FIDUCIARY TRUST CO | Diversified mechanical | 575.9K | $10.9M | — | — |
| Ensign Peak Advisors, Inc | Diversified mechanical | 546.8K | $10.3M | 0.0% | +108.7% |
| Blackstone Inc. | Other | 508.7K | $9.6M | 0.0% | New |
| UBS Group AG | Bank broker | 494.0K | $9.3M | 0.0% | New |
| MORGAN STANLEY | Bank broker | 438.6K | $8.3M | 0.0% | New |
| Qube Research & Technologies Ltd | Quant stat arb | 426.1K | $8.1M | — | New |
| DEUTSCHE BANK AG\ | Bank broker | 411.8K | $7.8M | 0.0% | New |
| Integral Health Asset Management, LLC ★2 | Fundamental diversified | 400.0K | $7.6M | — | New |
| Tri Locum Partners LP ★2 | Fundamental concentrated | 369.6K | $7.0M | — | New |
| SUPERSTRING CAPITAL MANAGEMENT LP ★2 | Fundamental concentrated | 351.5K | $6.6M | — | New |
| Sofinnova Investments, Inc. ★2 | Fundamental diversified | 344.2K | $6.5M | — | New |
| Patient Square Capital LP ★2 | Fundamental concentrated | 331.0K | $6.3M | — | New |
| RTW INVESTMENTS, LP ★2 | Fundamental diversified | 300.0K | $5.7M | — | New |
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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