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Checkpoint Capital L.P.: 13F holdings, Q2 2026

Hedge fund · SEC EDGAR filings (CIK 1977548) · Explore on the interactive board

Checkpoint Capital L.P. disclosed 6 US equity positions worth $389.8m in its Q2 2026 13F filing (holdings as of June 30, 2026, filed August 14, 2026). Its largest position is RYTM at 33.8% of the reported book, followed by ARGX, RVMD. The top ten holdings are 100.0% of the book, and the portfolio behaves like about 4 equal-weight positions. Versus the prior filing it opened 0 new positions, added to 3, reduced 3 and exited 2. Note: this manager's most recent filing is 3934 quarters behind the newest quarter on file, so these figures are history rather than current positioning.

This manager's most recent filing is 3934 quarter(s) behind the newest quarter on file. Treat these figures as history, not current positioning.
$389.8mreported US equity book
6positions
33.8%largest position
100.0%top 10 weight
3.8effective positions (1/HHI)
2quarters on file since Q1 2026

What does Checkpoint Capital L.P. own? Top holdings as of June 30, 2026

Change is measured in shares against the previous filing (Q1 2026), so price moves do not read as decisions. This quarter: 0 new, 3 added, 3 reduced, 2 exited.

#StockSectorWeightValueSharesΔ sharesAction
1 RYTM RHYTHM PHARMACEUTICALS INC Healthcare 33.8%$131.7m1,186,000 -3% reduced
2 ARGX ARGENX SE Healthcare 31.3%$121.8m131,283 -14% reduced
3 RVMD REVOLUTION MEDICINES INC Healthcare 19.7%$76.9m410,353 56% added
4 CYTK CYTOKINETICS INC Healthcare 10.4%$40.5m475,000 164% added
5 IRON DISC MEDICINE INC Healthcare 4.5%$17.6m240,125 -16% reduced
6 TRVI TREVI THERAPEUTICS INC Healthcare 0.4%$1.4m75,000 50% added

What did Checkpoint Capital L.P. sell? Positions exited since the previous filing

StockPrior weightPrior value
SEPN SEPTERNA INC62.3%$2.4m
CRNXGBP CRINETICS PHARMACEUTICALS IN37.7%$1.5m

Sector mix

SectorWeight
Healthcare100.0%

Sectors cover positions whose ticker resolved to a sector; the remainder is unclassified, not cash.

Filing history

QuarterPositionsEquity value
Q2 20266$389.8m
Q1 20268$278.7m

How concentrated is Checkpoint Capital L.P.'s portfolio?

Across every quarter Checkpoint Capital L.P. has filed, its median largest position is 36.9% of the book and its median top-ten weight is 100.0%, which WhaleCreep classifies as concentrated (the gate is a median largest position of 5%). Of 2.0 completed holding spells, the median lasted 1.0 quarters; 6.0 positions are still open and their final length is unknown.