13F

Investor

Checkpoint Capital L.P.

CIK 0001977548 · filed 2026-05-15 · SEC filing

13F book

$278.7M

Positions

8

3 new · 1 sold

Largest name

40.1%

Argenx SE · ARGX

Est. mark

−$35.1M

Price effect on 5 names still held. Flow −$1.93M.
NameTickerSharesValueWeightEst. markChange
Argenx SEARGX153K$111.7M40.1%−$15.7MAdded−$7.69M
Rhythm Pharmaceuticals, Inc.RYTM1.23M$106.7M38.3%−$19.9MAdded$524.5K
Revolution Medicines Inc262.5K$25.5M9.2%$4.62MCut−$3.94M
Disc Medicine, Inc.IRON286.7K$18.3M6.6%−$4.43MCut−$17.6M
Cytokinetics IncCYTK180K$11.9M4.3%$395.4KAdded$1.26M
Septerna, Inc.SEPN100.3K$2.41M0.9%New
Crinetics Pharmaceuticals In40.2K$1.46M0.5%New
Trevi Therapeutics, Inc.TRVI50K$596.5K0.2%New

Positions as of Q1 2026. 13F filings arrive up to 45 days after quarter-end and omit shorts. Values are quarter-end marks, as filed. Estimated mark is the price effect on shares still held — not realized P&L or investment advice.