Checkpoint Capital L.P. — 13F Holdings & Portfolio
CIK 1977548 · latest 13F-HR filed 2026-08-14
Checkpoint Capital L.P. manages $389.8M in 13F-reported U.S. long-equity assets across 6 reported positions as of its 2026-06-30 13F-HR filing. Its largest disclosed positions are RYTM (33.79%), ARGX (31.25%), RVMD (19.72%). Quarter over quarter (versus its 2026-03-31 filing) the fund opened 0 new positions, exited 2, added to 5, and trimmed 0.
AUM is the long-equity portion reported on Form 13F-HR. Excludes short positions, cash, foreign holdings, and non-13F assets. For informational purposes only — not investment advice.
SUITE 600
SAN FRANCISCO, CA 94104
$389.8M
Long-equity book
6
Distinct positions
2026-06-30
Filed 2026-08-14
+0 / −2 / ↑5 / ↓0
vs 2026-03-31
| Name | Title / Status | Ownership | Type |
|---|
Top Adds (vs prior quarter)
- REVOLUTION MEDICINES INC$51.3M +201.0%
- CYTOKINETICS INC$28.6M +241.1%
- RHYTHM PHARMACEUTICALS INC$25.0M +23.4%
- ARGENX SE$10.1M +9.0%
- TREVI THERAPEUTICS INC$802.2K +134.5%
Rows tagged Call or Put are options positions, not stock. Per SEC Form 13F-HR, Value shows the notional value of the underlying (shares covered × underlying price), not the option premium. Shares is the number of underlying shares covered (divide by 100 for contract count).
| # | Issuer | Symbol | CUSIP | Value | Weight | Shares | Type |
|---|---|---|---|---|---|---|---|
| 1 | RHYTHM PHARMACEUTICALS INC | RYTM | 76243J105 | $131.7M | 33.79% | 1,186,000 | SH |
| 2 | ARGENX SE | ARGX | 04016X101 | $121.8M | 31.25% | 131,283 | SH |
| 3 | REVOLUTION MEDICINES INC | RVMD | 76155X100 | $76.9M | 19.72% | 410,353 | SH |
| 4 | CYTOKINETICS INC | CYTK | 23282W605 | $40.5M | 10.38% | 475,000 | SH |
| 5 | DISC MEDICINE INC | IRON | 254604101 | $17.6M | 4.51% | 240,125 | SH |
| 6 | TREVI THERAPEUTICS INC | TRVI | 89532M101 | $1.4M | 0.36% | 75,000 | SH |
| Period | Filed | AUM | Holdings | Accession |
|---|---|---|---|---|
| 2026-06-30 | 2026-08-14 | $389.8M | 6 | 0001977548-26-000005 |
| 2026-03-31 | 2026-05-15 | $278.7M | 8 | 0001977548-26-000004 |
| 2025-12-31 | 2026-02-17 | $320.1M | 7 | 0001977548-26-000002 |
| 2025-09-30 | 2025-11-14 | $298.5M | 10 | 0001977548-25-000008 |