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SEC Form 13F · Q2 2026
D1 Capital Partners portfolio
Dan Sundheim · D1 Capital Partners L.P. · CIK 0001747057
Latest 13F for the quarter ended Jun 30, 2026, filed Aug 14, 2026, compared with the quarter ended Mar 31, 2026.
Reported 13F value$34.8B
Holdings55
Top 10 concentration76.7%
New positions21
Added to16
Reduced16
Closed10
What changed in Q2 2026
Estimated trade value from reported units and period-end values
New positions
Added to
Reduced
Closed
Holdings, Q2 2026
55 positions by reported value
| Holding | Portfolio weight | Reported value | Shares / units | Change vs prior quarter |
|---|---|---|---|---|
| 84615Q103SPACE EXPLORATION TECHN CORP · CLASS A COM STK | 61.91% | $21.5B | 126,042,232 | New |
| CARTMAPLEBEAR INC · COM | 3.07% | $1.1B | 22,564,435 | +0.0% |
| JHXJAMES HARDIE INDS PLC · ORD SHS | 2.07% | $721.1M | 27,545,516 | -2.7% |
| NUNU HLDGS LTD · ORD SHS CL A | 1.71% | $593.4M | 44,418,543 | +71.6% |
| JCIJOHNSON CONTROLS INTERNATION · SHS | 1.58% | $548.2M |
Source: SEC Form 13F filings (latest filing on sec.gov). Information and analytics, not investment advice. Holdings are reported as of the quarter end, not live positions; reported 13F value covers securities listed on Form 13F and is not the fund's total assets under management.