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Hedge fund · Long-only 13F filer
D1 Capital Partners
$34.8B+$23.6B vs prior 13FUS long stock positions · not assets under managementSEC EDGAR · 13F-HR · filed 14 August 2026
D1 Capital Partners's latest 13F filing covers the quarter ended 30 June 2026 and was filed 14 August 2026 (45 days after quarter end): 55 disclosed US-listed positions — $34.8 billion in long stock. 21 new buys, seven adds, six trims and ten exits against the prior quarter. Holdings are up to 45 days old by the time they clear EDGAR.
Portfolio · vs S&P 500D1 Capital PartnersS&P 500
Sept 2025D1 Capital Partners +299% · S&P: +12%
The line rebuilds D1 Capital Partners's disclosed 13F holdings at each filing and holds them to the next, tracked against the S&P 500 where daily price history overlaps. Long US equity only — an illustrative read, not an audited return.
S&P 500 overlay: Finazon · prior-day close, most closes dollar-rounded at the source
Portfolio · vs S&P 500D1 Capital PartnersS&P 500
Sept 2024D1 Capital Partners +572% · S&P from Sept 2025: +12%
The line rebuilds D1 Capital Partners's disclosed 13F holdings at each filing and holds them to the next, tracked against the S&P 500 where daily price history overlaps. Long US equity only — an illustrative read, not an audited return.
S&P 500 overlay: Finazon · prior-day close, most closes dollar-rounded at the source
Long stock value$34.8B
Positions55
Top holdingSPCX · 61.9%
Top sectorIndustrials 66%
New buys · Q2 202621
Exits · Q2 202610
Portfolio reconstructed from SEC EDGAR 13F filings · values as reported · as of Q2 2026
What changed against the previous quarter's filing: new positions first, then adds, trims and exits, each sorted by position size. Showing the 20 largest per change type — 44 changes were disclosed in total.
As of the quarter ended 30 June 2026, the largest disclosed position was SPCX (SPACE EXPLORATION TECHN CORP), about 61.9% of the disclosed US-listed portfolio by reported value.
What did Daniel Sundheim's D1 Capital Partners buy in Q2 2026?+
21 new positions were disclosed for the quarter ended 30 June 2026; the largest were SPCX, META, ISRG. Adds and trims are listed in the quarterly-changes table on this page.
How concentrated is the portfolio?+
Very concentrated. The top five positions are 70% of disclosed value and the top ten are 77%.
When is D1 Capital Partners's next 13F due?+
13F filings for the quarter ended 30 September 2026 are due by 16 November 2026 — managers have 45 days after each calendar quarter ends. Whether D1 Capital Partners files is up to the manager; we show whatever EDGAR receives.
Does this show the whole portfolio?+
No. Form 13F covers US-listed long equity and some options only — no short bets, bonds, cash, private businesses, non-US holdings or timing inside the quarter. Amended filings replace originals; this page always shows the latest canonical version.