Quarterly 13F snapshot: US-listed longs only, no performance figures — 13F data cannot support them.
Reported portfolio value by quarter (23 quarters reported)
$156M in Q4 2020 → $603M now. Hover for any quarter.
As reported for the quarter ended June 30, 2026. Activity is the change in share count since the prior quarter's filing.
| Holding | % of portfolio | Activity | Shares | Value |
|---|---|---|---|---|
| Argenx Se | 11.8% | Added 0.1% | 76,417 | $70.9M |
| IP Icon Pub Ltd Co | 8.9% | Trimmed 14% | 308,143 | $53.5M |
| Guardant Health Inc | 7.5% | Trimmed 3.1% | 300,685 | $45.1M |
| Insmed Inc | 6.8% | Added 71% | 384,130 | $41M |
| Biomarin Pharmaceutical Inc | 5.9% | Added 24% | 624,676 | $35.7M |
| Illumina Inc | 5.5% | Unchanged | 187,413 | $33M |
| SR Scholar Rock Hldg Corp | 5.1% | Added 12% | 555,272 | $30.5M |
| Protagonist Therapeutics Inc | 5.0% | Added 38% | 248,322 | $30.4M |
| UP Ultragenyx Pharmaceutical In | 4.9% | Unchanged | 884,121 | $29.5M |
| Compass Pathways PLC | 4.8% | Unchanged | 2,060,427 | $29.2M |
| Ascendis Pharma A/s | 4.7% | New | 106,158 | $28.3M |
| Revolution Medicines Inc | 3.7% | Added 0.7% | 120,346 | $22.5M |
| FH Fortrea Hldgs Inc | 3.4% | Trimmed 9.7% | 1,181,274 | $20.6M |
| Kymera Therapeutics Inc | 3.2% | Added 14% | 166,148 | $19.1M |
| Axsome Therapeutics Inc. | 2.6% | New | 65,051 | $15.9M |
| Boston Scientific Corp | 2.6% | Added 26% | 369,164 | $15.8M |
| Alkermes PLC | 2.6% | Added 25% | 297,302 | $15.6M |
| Ionis Pharmaceuticals Inc | 2.6% | New | 194,577 | $15.4M |
| Tempus Ai Inc | 2.5% | Unchanged | 256,269 | $14.8M |
| Dianthus Therapeutics Inc | 2.1% | New | 131,344 | $12.8M |
| Ataibeckley Inc | 1.5% | Unchanged | 1,709,359 | $9.01M |
| Avalo Therapeutics Inc | 0.7% | New | 235,093 | $4.34M |
| Natera Inc | 0.7% | Trimmed 87% | 15,847 | $4.3M |
| EL Eli Lilly & Co | 0.4% | New | 1,994 | $2.39M |
| Intuitive Surgical Inc | 0.3% | Unchanged | 4,390 | $1.75M |
| IH Immunocore Hldgs PLC | 0.2% | Unchanged | 46,300 | $1.47M |
| PC Perceptive Cap Solutions Cor | 0.1% | Unchanged | 37,686 | $410K |
What changed each quarter, from the filings' own share counts. Largest moves first; most recent 8 quarters.
quarter ended June 30, 2026 · filed August 10, 2026
| Company | Action | Shares changed | Value of change | % of portfolio |
|---|---|---|---|---|
| SS SPDR Series Trust | Exited | −730,000 | −$93.2M | — |
| Natera Inc | Trimmed | −106,030 | −$28.8M | 0.7% |
| Ascendis Pharma A/s | New | +106,158 | +$28.3M | 4.7% |
| Terns Pharmaceuticals Inc | Exited | −412,497 | −$21.7M | — |
| Bridgebio Pharma Inc | Exited | −267,031 | −$19.8M | — |
| Ascendis Pharma A/s | Exited | −86,650 | −$19.8M | — |
| Insmed Inc | Added | +159,859 | +$17M | 6.8% |
| Axsome Therapeutics Inc. | New | +65,051 | +$15.9M | 2.6% |
| Ionis Pharmaceuticals Inc | New | +194,577 | +$15.4M | 2.6% |
| Dianthus Therapeutics Inc | New | +131,344 | +$12.8M | 2.1% |
Showing the 10 largest of 26 changes.
quarter ended March 31, 2026 · filed May 15, 2026
| Company | Action | Shares changed | Value of change | % of portfolio |
|---|---|---|---|---|
| SS SPDR Series Trust | New | +730,000 | +$93.2M | 16.3% |
| Neurocrine Biosciences Inc | Exited | −162,800 | −$23.1M | — |
| Ascendis Pharma A/s | New | +86,650 | +$19.8M | 3.5% |
| UP Ultragenyx Pharmaceutical In | New | +884,121 | +$18.5M | 3.2% |
| Boston Scientific Corp | New | +293,152 | +$18.4M | 3.2% |
| Exact Sciences Corp | Exited | −147,750 | −$15M | — |
| Protagonist Therapeutics Inc | Added | +122,022 | +$12.9M | 3.3% |
| Icon PLC | Added | +111,410 | +$12.3M | 6.9% |
| Natera Inc | Trimmed | −61,387 | −$12.3M | 4.3% |
| Tempus Ai Inc | New | +256,269 | +$11.6M | 2.0% |
Showing the 10 largest of 36 changes.
quarter ended December 31, 2025 · filed February 06, 2026
| Company | Action | Shares changed | Value of change | % of portfolio |
|---|---|---|---|---|
| UP Ultragenyx Pharmaceutical In | Exited | −697,000 | −$21M | — |
| Exact Sciences Corp | Trimmed | −123,200 | −$12.5M | 3.3% |
| Argenx Se | Trimmed | −14,700 | −$12.4M | 11.6% |
| Illumina Inc | Trimmed | −91,100 | −$11.9M | 6.7% |
| Icon PLC | Added | +64,500 | +$11.8M | 9.9% |
| Terns Pharmaceuticals Inc | New | +275,090 | +$11.1M | 2.4% |
| Alnylam Pharmaceuticals Inc | Exited | −23,686 | −$10.8M | — |
| Akero Therapeutics Inc | Exited | −226,400 | −$10.7M | — |
| Kymera Therapeutics Inc | New | +136,300 | +$10.6M | 2.3% |
| Insmed Inc | Trimmed | −60,700 | −$10.6M | 8.1% |
Showing the 10 largest of 23 changes.
quarter ended September 30, 2025 · filed November 07, 2025
| Company | Action | Shares changed | Value of change | % of portfolio |
|---|---|---|---|---|
| Dexcom Inc | Exited | −273,821 | −$23.9M | — |
| Insmed Inc | Trimmed | −157,000 | −$22.6M | 10.3% |
| Unitedhealth Group Inc | Exited | −60,888 | −$19M | — |
| Alnylam Pharmaceuticals Inc | Trimmed | −22,400 | −$10.2M | 2.8% |
| FH Fortrea Hldgs Inc | New | +988,772 | +$8.33M | 2.2% |
| Neurocrine Biosciences Inc | Trimmed | −54,400 | −$7.64M | 6.0% |
| Compass Pathways PLC | New | +935,450 | +$5.36M | 1.4% |
| Natera Inc | Trimmed | −32,300 | −$5.2M | 8.6% |
| Guardant Health Inc | Added | +72,100 | +$4.5M | 4.7% |
| Icon PLC | Trimmed | −20,200 | −$3.54M | 8.4% |
Showing the 10 largest of 18 changes.
quarter ended June 30, 2025 · filed August 12, 2025
| Company | Action | Shares changed | Value of change | % of portfolio |
|---|---|---|---|---|
| Unitedhealth Group Inc | New | +60,888 | +$19M | 4.7% |
| IM Inspire Med Sys Inc | Exited | −81,121 | −$12.9M | — |
| Bridgebio Pharma Inc | New | +259,300 | +$11.2M | 2.8% |
| Guardant Health Inc | New | +212,000 | +$11M | 2.7% |
| SR Scholar Rock Hldg Corp | New | +269,400 | +$9.54M | 2.4% |
| Ascendis Pharma A/s | Exited | −56,500 | −$8.81M | — |
| Exact Sciences Corp | Trimmed | −164,900 | −$8.76M | 2.9% |
| Natera Inc | Trimmed | −43,800 | −$7.4M | 9.8% |
| Dexcom Inc | Trimmed | −83,100 | −$7.25M | 5.9% |
| Transmedics Group Inc | Exited | −100,661 | −$6.77M | — |
Showing the 10 largest of 16 changes.
quarter ended March 31, 2025 · filed May 12, 2025
| Company | Action | Shares changed | Value of change | % of portfolio |
|---|---|---|---|---|
| Exact Sciences Corp | New | +388,650 | +$16.8M | 4.4% |
| Akero Therapeutics Inc | New | +226,400 | +$9.16M | 2.4% |
| IM Inspire Med Sys Inc | Trimmed | −55,482 | −$8.84M | 3.4% |
| Ascendis Pharma A/s | New | +56,500 | +$8.81M | 2.3% |
| Natera Inc | Trimmed | −60,000 | −$8.48M | 10.3% |
| Neurocrine Biosciences Inc | Added | +70,100 | +$7.75M | 6.5% |
| UT United Therapeutics Corp Del | Exited | −21,802 | −$7.69M | — |
| Dexcom Inc | Added | +82,370 | +$5.63M | 6.3% |
| Transmedics Group Inc | Added | +82,600 | +$5.56M | 1.8% |
| Insmed Inc | Trimmed | −70,400 | −$5.37M | 8.8% |
Showing the 10 largest of 15 changes.
quarter ended December 31, 2024 · filed February 12, 2025
| Company | Action | Shares changed | Value of change | % of portfolio |
|---|---|---|---|---|
| Exact Sciences Corp | Exited | −544,200 | −$37.1M | — |
| Unitedhealth Group Inc | Exited | −50,700 | −$29.6M | — |
| Icon PLC | Added | +78,400 | +$16.4M | 10.8% |
| Natera Inc | Trimmed | −91,550 | −$14.5M | 13.2% |
| Dexcom Inc | Trimmed | −176,941 | −$13.8M | 5.2% |
| UT United Therapeutics Corp Del | Trimmed | −32,297 | −$11.4M | 1.9% |
| Crispr Therapeutics Ag | Exited | −197,000 | −$9.26M | — |
| Illumina Inc | Trimmed | −43,993 | −$5.88M | 11.2% |
| 4M 4d Molecular Therapeutics In | Exited | −462,911 | −$5M | — |
| LH Lantheus Hldgs Inc | Exited | −43,200 | −$4.74M | — |
Showing the 10 largest of 15 changes.
quarter ended September 30, 2024 · filed November 12, 2024
| Company | Action | Shares changed | Value of change | % of portfolio |
|---|---|---|---|---|
| UT United Therapeutics Corp Del | Trimmed | −113,400 | −$40.6M | 3.7% |
| IH Iqvia Hldgs Inc | Exited | −121,895 | −$25.8M | — |
| Unitedhealth Group Inc | Trimmed | −36,200 | −$21.2M | 5.6% |
| Guardant Health Inc | Exited | −626,909 | −$18.1M | — |
| Transmedics Group Inc | Trimmed | −114,800 | −$18M | 0.5% |
| Neurocrine Biosciences Inc | New | +128,600 | +$14.8M | 2.8% |
| Biomarin Pharmaceutical Inc | Added | +187,412 | +$13.2M | 5.6% |
| Dexcom Inc | Added | +175,774 | +$11.8M | 5.7% |
| Intuitive Surgical Inc | Trimmed | −20,900 | −$10.3M | 0.7% |
| Illumina Inc | Added | +68,600 | +$8.95M | 9.6% |
Showing the 10 largest of 15 changes.
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