Hedge fund, long-only 13F filer
D1 Capital Partners
US long stock positions, not assets under management
Form 13F-HR, filed 14 August 2026
D1 Capital Partners has stopped filing, or filed late: its most recent 13F in our EDGAR ingest was filed 14 August 2026, covering the quarter ended 30 June 2026 — 1 reporting quarter behind the newest filing among managers we track. Everything below is that last filing, not a current portfolio.
How has D1 Capital Partners's portfolio moved against the S&P 500?
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 — 34.8B USD 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.
Since Sept 2025D1 Capital Partners +299%S&P 500 from Dec 2025 +9%
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.
Since Sept 2024D1 Capital Partners +572%S&P 500 from Dec 2025 +9%
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.
- Long stock value
- 34.8B USD
- Positions
- 55
- Top holding
- SPCX, 61.9%
- Top sector
- Industrials 66%
- New buys, Q2 2026
- 21
- Exits, Q2 2026
- 10
Values as reported, as of Q2 2026
Top holdings — quarter ended 30 June 2026
55 US-listed positions were disclosed for the quarter ended 30 June 2026; the 15 largest by reported value are below.
Source: SEC EDGAR Form 13F-HR, as filed.
| Position | Value | Weight | Shares | Last quarter |
|---|---|---|---|---|
| SPCXSPACE EXPLORATION TECHN CORP | 21.5B USD | 61.9% | 126.0M | New buy |
| CARTMAPLEBEAR INC | 1.1B USD | 3.1% | 22.6M | Held |
| JHXJAMES HARDIE INDS PLC | 721.1M USD | 2.1% | 27.5M | Held |
| NUNU HLDGS LTD | 593.4M USD | 1.7% | 44.4M | Added |
| JCIJOHNSON CONTROLS INTERNATION | 548.2M USD | 1.6% | 3.8M | Added |
| MELIMERCADOLIBRE INC | 471.0M USD | 1.4% | 277.5K | Trimmed |
| USFDUS FOODS HLDG CORP | 460.3M USD | 1.3% | 4.5M | Held |
| DHRDANAHER CORP DEL | 434.7M USD | 1.2% | 2.3M | Held |
| SHWSHERWIN WILLIAMS CO | 431.3M USD | 1.2% | 1.3M | Added |
| RDDTREDDIT INC | 427.8M USD | 1.2% | 2.5M | Held |
| TMOTHERMO FISHER SCIENTIFIC INC | 409.7M USD | 1.2% | 817.1K | Held |
| KRCKILROY REALTY CORP | 393.4M USD | 1.1% | 10.5M | Held |
| CLHCLEAN HARBORS INC | 393.0M USD | 1.1% | 1.3M | Held |
| TPXSOMNIGROUP INTERNATIONAL INC | 390.1M USD | 1.1% | 5.0M | Held |
| FLSFLOWSERVE CORP | 368.5M USD | 1.1% | 5.0M | Held |
Quarterly changes — quarter ended 30 June 2026
44 changes vs the prior quarter's filing, as of 30 June 2026: 21 new, 7 added, 6 trimmed and 10 sold out.
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.
New buys 21Adds 7Trims 6Exits 10
| Position | Change | Shares moved | Value after |
|---|---|---|---|
| SPCXSPACE EXPLORATION TECHN CORP | New buy | +126.0M | 21.5B USD |
| METAMETA PLATFORMS INC | New buy | +566.5K | 319.1M USD |
| ISRGINTUITIVE SURGICAL INC | New buy | +574.2K | 228.3M USD |
| COMPCOMPASS INC | New buy | +15.2M | 187.7M USD |
| LINLINDE PLC | New buy | +341.5K | 177.2M USD |
| TSLATESLA INC | New buy | +401.9K | 169.0M USD |
| LSCCLATTICE SEMICONDUCTOR CORP | New buy | +1.1M | 165.8M USD |
| BLDRBUILDERS FIRSTSOURCE INC | New buy | +1.6M | 146.7M USD |
| QQNITY ELECTRONICS INC | New buy | +834.0K | 136.2M USD |
| MPWRMONOLITHIC PWR SYS INC | New buy | +85.1K | 117.6M USD |
| AMRZAMRIZE LTD | New buy | +2.2M | 116.6M USD |
| LFUSLITTELFUSE INC | New buy | +224.2K | 102.1M USD |
| SHOPSHOPIFY INC | New buy | +830.9K | 94.9M USD |
| CRWVCOREWEAVE INC | New buy | +628.4K | 62.6M USD |
| SNOWSNOWFLAKE INC | New buy | +216.0K | 55.0M USD |
| MADISON AIR SOLUTIONS CORP | New buy | +1.3M | 48.8M USD |
| CEREBRAS SYSTEMS INC | New buy | +150.0K | 33.2M USD |
| GOOGALPHABET INC | New buy | +85.0K | 30.0M USD |
| STXSEAGATE TECHNOLOGY HLDNGS PL | New buy | +30.1K | 29.1M USD |
| QUANTINUUM INC | New buy | +300.0K | 24.5M USD |
| NUNU HLDGS LTD | Added | +18.5M | 593.4M USD |
| JCIJOHNSON CONTROLS INTERNATION | Added | +2.5M | 548.2M USD |
| SHWSHERWIN WILLIAMS CO | Added | +778.7K | 431.3M USD |
| FERGFERGUSON ENTERPRISES INC | Added | +932.7K | 304.3M USD |
| GOOGLALPHABET INC | Added | +269.4K | 263.8M USD |
| SPOTSPOTIFY TECHNOLOGY S A | Added | +228.4K | 261.2M USD |
| CVNACARVANA CO | Added | +3.1M | 248.8M USD |
| MELIMERCADOLIBRE INC | Trimmed | −96.2K | 471.0M USD |
| LINELINEAGE INC | Trimmed | −2.7M | 204.8M USD |
| SESEA LTD | Trimmed | −2.4M | 160.8M USD |
| AMZNAMAZON COM INC | Trimmed | −1.2M | 149.7M USD |
| TXNTEXAS INSTRS INC | Trimmed | −1.3M | 120.9M USD |
| ADIANALOG DEVICES INC | Trimmed | −190.4K | 40.5M USD |
| KNXKNIGHT-SWIFT TRANSN HLDGS IN | Sold out | −5.5M | was 316.2M USD |
| AVGOBROADCOM INC | Sold out | −981.5K | was 303.8M USD |
| NVDANVIDIA CORPORATION | Sold out | −1.6M | was 273.6M USD |
| XPOXPO INC | Sold out | −1.3M | was 250.5M USD |
| CLSCELESTICA INC | Sold out | −541.6K | was 152.5M USD |
| TSMTAIWAN SEMICONDUCTOR MANUFAC | Sold out | −328.6K | was 111.1M USD |
| LYVLIVE NATION ENTERTAINMENT IN | Sold out | −674.3K | was 102.8M USD |
| BLDTOPBUILD COR | Sold out | −213.4K | was 75.0M USD |
| ADSKAUTODESK INC | Sold out | −308.9K | was 74.0M USD |
| ASMLASML HLDG NV | Sold out | −6.8K | was 9.0M USD |
Rows sharing a company name are separate securities of the same issuer — different share classes or option positions, as filed.
Sector allocation
Industrials carries the largest share of disclosed value, at 66%.
Weights are by reported value of the quarter-end holdings; sectors from the reference list, unclassified where none matched.
| Sector | Weight | Holdings |
|---|---|---|
| Industrials | 66% | CLH, FLS, JCI, SPCX |
| Financial Services | 6% | APO, CART, COF, NU, SCHW |
| Technology | 6% | ADI, AFRM, APP, CRWV, GOOG, GOOGL, LFUS, LSCC, MPWR, SE, SHOP, SNOW, SPOT, STX, TXN, U |
| Consumer Cyclical | 5% | AMZN, CPNG, CVNA, DIS, MELI, TPX, TSLA |
| Basic Materials | 5% | BLDR, JHX, LIN, MLM, SHW |
| Healthcare | 3% | DHR, ISRG, TMO |
| Communication Services | 3% | DASH, META, RDDT |
| Other / unclassified | 3% | AMRZ, FERG, LINE, PURR, Q |
| Real Estate | 2% | COMP, KRC |
| Consumer Defensive | 1% | USFD |
D1 Capital Partners: frequently asked questions
What is D1 Capital Partners's biggest holding?
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.
Read the form itself on SEC EDGAR or see our plain-words guide to 13F filings — D1 Capital Partners may have already changed these positions since 30 June 2026.
References
- SEC EDGAR Form 13F-HR, quarterly, up to 45 days delayed. Filings are public records. Ticker mapping via SEC public files and OpenFIGI.
- Finazon prior-day close, indicative (IEX-derived, not the official close), some closes dollar-rounded at the source