DFTX — DEFINIUM THERAPEUTICS INC
As of Q2 2026, 35 SEC-registered investment managers reported holding DFTX (DEFINIUM THERAPEUTICS INC) in their latest 13F filings, with a combined reported value of $2.01B across 47.42M shares. That is +77.3% by share count (+20.68M shares) versus the previous quarter, while reported value moved +299.0%. Ownership is concentrated: the five largest holders account for 65.3% of reported value and the top ten for 83.1%.
Compared with the prior quarter, 6 opened new positions, 23 added to existing stakes, 5 trimmed, 1 exited entirely. 13F holdings are quarter-end snapshots, so these moves reflect positioning as of Q2 2026, not real-time trading.
DFTX is classified in the Health Care sector.
All figures on this page are computed from SEC Form 13F quarterly filings. 13F filers disclose long positions of $100,000 or more within 45 days of quarter end; short positions, options overlays and intra-quarter trades are not included, so treat the numbers as a quarterly snapshot of institutional ownership rather than real-time positioning.
| Fund | Quarter | Shares | Value | Portfolio Weight | Change |
|---|---|---|---|---|---|
| BlackRock Inc history | Q2 2026 | 11.23M | $528.39M | 0.01% | Add |
| Capital World Investors history | Q2 2026 | 5.37M | $252.50M | 0.03% | New |
| Fidelity Management & Research (FMR) history | Q2 2026 | 4.75M | $223.58M | 0.01% | Add |
| Geode Capital Management history | Q2 2026 | 3.64M | $171.48M | 0.01% | Add |
| Wellington Management Group history | Q2 2026 | 2.95M | $138.76M | 0.03% | Add |
| Citadel Advisors history | Q2 2026 | 2.26M | $106.36M | 0.01% | Add |
| Goldman Sachs Group history | Q2 2026 | 1.80M | $84.71M | 0.01% | Add |
| Marshall Wace history | Q2 2026 | 1.30M | $61.10M | 0.05% | Add |
| Northern Trust Corp history | Q2 2026 | 1.17M | $55.00M | 0.01% | Add |
| Charles Schwab Investment Management history | Q2 2026 | 1.08M | $50.97M | 0.01% | Add |
| Two Sigma Investments history | Q2 2026 | 921.82K | $43.36M | 0.03% | Reduce |
| Balyasny Asset Management history | Q2 2026 | 897.66K | $42.23M | 0.06% | Reduce |
| BNY Mellon history | Q2 2026 | 777.27K | $36.56M | 0.01% | Add |
| Baron Funds history | Q2 2026 | 520.11K | $24.47M | 0.06% | New |
| UBS Group AG history | Q2 2026 | 499.47K | $23.49M | 0.00% | Add |
| Franklin Resources history | Q2 2026 | 486.22K | $22.87M | 0.01% | New |
| Point72 Asset Management history | Q2 2026 | 483.98K | $22.77M | 0.03% | Add |
| Morgan Stanley history | Q2 2026 | 454.91K | $21.40M | 0.00% | Add |
| Millennium Management history | Q2 2026 | 376.08K | $17.69M | 0.01% | Reduce |
| D. E. Shaw & Co history | Q2 2026 | 315.41K | $14.84M | 0.01% | Add |
New Positions (Q2 2026)
- Capital World Investors 5.37M sh · $252.50M
- Baron Funds 520.11K sh · $24.47M
- Franklin Resources 486.22K sh · $22.87M
- JPMorgan Chase & Co 265.95K sh · $12.38M
- Prudential Financial 15.50K sh · $729.12K
- Principal Global Investors 9.95K sh · $468.14K
Fully Exited (vs previous quarter)
- Janus Henderson Group sold 36.44K sh · $688.94K
Fund Position History — shares by quarter (top 20 funds)
| Fund | Q4 2025 | Q1 2026 | Q2 2026 |
|---|---|---|---|
| BlackRock Inc | — | 8.48M | 11.23M |
| Capital World Investors | — | — | 5.37M |
| Fidelity Management & Research (FMR) | — | 1.81M | 4.75M |
| Geode Capital Management | — | 2.50M | 3.64M |
| Wellington Management Group | — | 1.30M | 2.95M |
| Citadel Advisors | — | 1.49M | 2.26M |
| Goldman Sachs Group | — | 1.68M | 1.80M |
| Marshall Wace | 2.98M | 1.20M | 1.30M |
| Northern Trust Corp | — | 798.99K | 1.17M |
| Charles Schwab Investment Management | — | 808.72K | 1.08M |
| Two Sigma Investments | — | 1.20M | 921.82K |
| Balyasny Asset Management | — | 1.27M | 897.66K |
| BNY Mellon | — | 752.92K | 777.27K |
| Baron Funds | — | — | 520.11K |
| UBS Group AG | — | 493.98K | 499.47K |
| Franklin Resources | — | — | 486.22K |
| Point72 Asset Management | — | 175.49K | 483.98K |
| Morgan Stanley | — | 438.57K | 454.91K |
| Millennium Management | — | 846.90K | 376.08K |
| D. E. Shaw & Co | — | 271.72K | 315.41K |
▲ Bought Low (fund opened/added, stock rose ≥5% next quarter) ▼ Sold High (fund reduced, stock fell ≥5% next quarter)
Drag / scroll to zoom · Default shows the most recent year · Annotations come from quarterly fund actions in 13F filings · Hover a marker for details