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Fairmount Funds Management LLC
Period ended Jun 30, 2026 · Latest filing Aug 14, 2026
These quarterly holdings are delayed and may not include all assets or short positions.
Values are from the reporting date, not current prices or purchase costs.
The same security may appear in multiple rows.
Source: SEC
Reported portfolio value
Quarter-end reported holdings; not current value or investment performance.
View reported values
- Jun 30, 2026: $1,512,967,797
More quarters will appear as history becomes available.
Top holdings
Top 10 at Jun 30, 2026. Matching entries are combined; security classes and options remain separate. Shares exclude principal amounts; option shares reflect the reported underlying amount.
View top holdings values
- ORUKA THERAPEUTICS INC · COM · 687604108 · shares: $352,629,785
- DIANTHUS THERAPEUTICS INC · COM · 252828108 · shares: $247,325,379
- DAMORA THERAPEUTICS INC · COM NEW · 36322Q206 · shares: $226,625,130
- COGENT BIOSCIENCES INC · COM · 19240Q201 · shares: $212,982,277
- JADE BIOSCIENCES INC · COM NEW · 008064206 · shares: $101,178,637
- ENLIVEN THERAPEUTICS INC · COM · 29337E102 · shares: $94,173,933
- VIRIDIAN THERAPEUTICS INC · COM · 92790C104 · shares: $93,520,347
- ZENAS BIOPHARMA INC · COM · 98937L105 · shares: $59,872,055
- CRESCENT BIOPHARMA INC. · COM · G2545C104 · shares: $49,461,588
- APOGEE THERAPEUTICS INC · COM · 03770N101 · shares: $39,639,416
Reported holdings
12 reported entries| Issuer | Class | CUSIP | Type | Shares / principal | Reported value (USD) |
|---|---|---|---|---|---|
| ORUKA THERAPEUTICS INC | COM | 687604108 | — | 3,705,262 shares | $352,629,785 |
| DIANTHUS THERAPEUTICS INC | COM | 252828108 | — | 2,537,191 shares | $247,325,379 |
| DAMORA THERAPEUTICS INC | COM NEW | 36322Q206 | — | 8,713,000 shares | $226,625,130 |
| COGENT BIOSCIENCES INC | COM | 19240Q201 | — | 5,503,418 shares | $212,982,277 |
| JADE BIOSCIENCES INC | COM NEW | 008064206 | — | 4,553,494 shares | $101,178,637 |
| ENLIVEN THERAPEUTICS INC | COM | 29337E102 | — | 1,855,644 shares | $94,173,933 |
| VIRIDIAN THERAPEUTICS INC | COM | 92790C104 | — | 5,090,928 shares | $93,520,347 |
| ZENAS BIOPHARMA INC | COM | 98937L105 | — | 2,359,025 shares | $59,872,055 |
| CRESCENT BIOPHARMA INC. | COM | G2545C104 | — | 2,747,866 shares | $49,461,588 |
| APOGEE THERAPEUTICS INC | COM | 03770N101 | — | 298,647 shares | $39,639,416 |
| FAETH THERAPEUTICS INC | COM NEW | 81728A207 | — | 722,020 shares | $18,050,500 |
| INHIBIKASE THERAPEUTICS INC | COM NEW | 45719W205 | — | 8,625,000 shares | $17,508,750 |