Hedge Fund · CIK 0001747057

Dan Sundheim

D1 Capital

Large Fund

Dan Sundheim runs D1 Capital, a hedge fund overseeing $10.70B in disclosed equity holdings (SEC CIK 0001747057). The latest portfolio (2025Q4) discloses 42 positions across 10 sectors, with the largest positions in CART, CLH and FLS. On a mark-to-market basis the tracked portfolio has returned 27.7% over the past year. OpenStocks tracks 29 consecutive quarterly snapshots for this manager — every position change, new entry, and exit is logged below.

Track Dan's filings View holdings

Portfolio

$10.70B

Positions

Quarter

2025Q4

Filings tracked

1Y+27.7%3Y+113.5%5Y+19.4%Full performance →

Quarter

2025Q4 2025Q3 2025Q2 2025Q1 2024Q4 2024Q3 2024Q2 2024Q1 2023Q4 2023Q3 2023Q2 2023Q1

Holdings

Sorted by value · 2025Q4

Sector42 positions

CARTMAPLEBEAR INC

Consumer Cyclical·Internet Retail

9.48%

of portfolio

Number of shares

22,558,255 sh

Holdings current value

$1.01B

Avg closing price

$29.69

+40.6%

Last action

Added 0.0%

2025Q2

Current $41.74

CLHCLEAN HARBORS INC

Industrials·Waste Management

6.10%

of portfolio

Number of shares

2,781,882 sh

Holdings current value

$652.30M

Avg closing price

$229.59

+29.2%

Last action

Added 13.8%

2025Q4

Current $296.63

FLSFLOWSERVE CORP

Industrials·Specialty Industrial Machinery

4.96%

of portfolio

Number of shares

7,657,602 sh

Holdings current value

$531.28M

Avg closing price

$53.34

+45.9%

Last action

Added 2.4%

2025Q4

Current $77.83

G4253H101JAMES HARDIE INDS PLC

4.73%

of portfolio

Number of shares

24,402,713 sh

Holdings current value

$506.36M

Avg closing price

$19.55

Last action

Added 28.4%

2025Q4

Current —

RDDTREDDIT INC

Communication Services·Internet Content & Information

4.55%

of portfolio

Number of shares

2,118,597 sh

Holdings current value

$487.00M

Avg closing price

$119.20

+36.3%

Last action

Added 4.6%

2025Q4

Current $162.45

MELIMERCADOLIBRE INC

Consumer Cyclical·Internet Retail

4.22%

of portfolio

Number of shares

224,481 sh

Holdings current value

$452.16M

Avg closing price

$1786

+2.0%

Last action

Added 74.3%

2025Q4

Current $1822

APPAPPLOVIN CORP

Communication Services·Advertising Agencies

4.21%

of portfolio

Number of shares

669,282 sh

Holdings current value

$450.98M

Avg closing price

$324.17

+43.8%

Last action

Trimmed 20.0%

2025Q4

Current $466.09

SESEA LTDADR

Consumer Cyclical·Internet Retail

4.15%

of portfolio

Number of shares

3,485,043 sh

Holdings current value

$444.59M

Avg closing price

$146.55

-38.3%

Last action

Added 169.6%

2025Q4

Current $90.40

KNXKNIGHT-SWIFT TRANSN HLDGS IN

Industrials·Trucking

3.77%

of portfolio

Number of shares

7,718,299 sh

Holdings current value

$403.51M

Avg closing price

$46.11

Last action

Added 106.9%

2025Q4

Current —

KRCKILROY RLTY CORPREIT

Real Estate·REIT - Office

3.63%

of portfolio

Number of shares

10,400,212 sh

Holdings current value

$388.66M

Avg closing price

$44.42

Last action

Added 22.6%

2025Q4

Current —

USFDUS FOODS HLDG CORP

Consumer Defensive·Food Distribution

3.01%

of portfolio

Number of shares

4,283,474 sh

Holdings current value

$322.63M

Avg closing price

$73.65

+21.9%

Last action

Added 27.4%

2025Q4

Current $89.80

SCHWSCHWAB CHARLES CORP

Financial Services·Capital Markets

2.95%

of portfolio

Number of shares

3,154,790 sh

Holdings current value

$315.20M

Avg closing price

$79.62

+16.3%

Last action

Trimmed 17.5%

2025Q4

Current $92.62

SHWSHERWIN WILLIAMS CO

Basic Materials·Specialty Chemicals

2.91%

of portfolio

Number of shares

962,124 sh

Holdings current value

$311.76M

Avg closing price

$261.87

+27.3%

Last action

New holding

2025Q4

Current $333.34

AMZNAMAZON COM INC

Consumer Cyclical·Internet Retail

2.89%

of portfolio

Number of shares

1,340,523 sh

Holdings current value

$309.42M

Avg closing price

$206.89

+20.7%

Last action

New holding

2025Q4

Current $249.70

XPOXPO LOGISTICS INC

Industrials·Trucking

2.58%

of portfolio

Number of shares

2,035,042 sh

Holdings current value

$276.58M

Avg closing price

$107.61

Last action

Trimmed 18.8%

2025Q4

Current —

LINELINEAGE INCREIT

Real Estate·REIT - Industrial

2.42%

of portfolio

Number of shares

7,402,229 sh

Holdings current value

$259.08M

Avg closing price

$47.92

Last action

Added 19.7%

2025Q4

Current —

DISDISNEY WALT CO

Communication Services·Entertainment

2.35%

of portfolio

Number of shares

2,215,000 sh

Holdings current value

$252.00M

Avg closing price

$126.28

Last action

Added 83.7%

2025Q4

Current —

METAMETA PLATFORMS INC

Communication Services·Internet Content & Information

2.32%

of portfolio

Number of shares

376,162 sh

Holdings current value

$248.30M

Avg closing price

$399.39

+69.5%

Last action

Added 38.6%

2025Q4

Current $676.87

SPOTSPOTIFY TECHNOLOGY S A

Communication Services·Internet Content & Information

2.15%

of portfolio

Number of shares

395,900 sh

Holdings current value

$229.90M

Avg closing price

$314.52

+69.0%

Last action

New holding

2025Q4

Current $531.45

NVDANVIDIA CORPORATION

Technology·Semiconductors

2.00%

of portfolio

Number of shares

1,149,711 sh

Holdings current value

$214.42M

Avg closing price

$181.15

+10.7%

Last action

Added 86.5%

2025Q4

Current $200.57

ENTGENTEGRIS INC

Technology·Semiconductor Equipment & Materials

1.96%

of portfolio

Number of shares

2,493,416 sh

Holdings current value

$210.07M

Avg closing price

$89.06

+52.6%

Last action

Added 116.8%

2025Q4

Current $135.92

G54950103LINDE PLC

1.93%

of portfolio

Number of shares

483,808 sh

Holdings current value

$206.29M

Avg closing price

$426.39

Last action

New holding

2025Q4

Current —

SATSECHOSTAR CORP

Communication Services·Telecom Services

1.88%

of portfolio

Number of shares

1,855,800 sh

Holdings current value

$201.73M

Avg closing price

$94.37

Last action

Added 125.7%

2025Q4

Current —

COFCAPITAL ONE FINL CORP

Financial Services·Credit Services

1.88%

of portfolio

Number of shares

828,210 sh

Holdings current value

$200.72M

Avg closing price

$189.00

+6.2%

Last action

Trimmed 15.6%

2025Q4

Current $200.71

SNPSSYNOPSYS INC

Technology·Software - Infrastructure

1.66%

of portfolio

Number of shares

378,350 sh

Holdings current value

$177.72M

Avg closing price

$470.48

-6.2%

Last action

Added 141.3%

2025Q4

Current $441.15

APOAPOLLO GLOBAL MGMT INC

Financial Services·Asset Management

1.57%

of portfolio

Number of shares

1,159,000 sh

Holdings current value

$167.78M

Avg closing price

$137.42

Last action

Trimmed 18.1%

2025Q3

Current —

G51502105JOHNSON CTLS INTL PLC

1.52%

of portfolio

Number of shares

1,354,486 sh

Holdings current value

$162.20M

Avg closing price

$119.75

Last action

New holding

2025Q4

Current —

GEHCGE HEALTHCARE TECHNOLOGIES I

Healthcare·Medical Devices

1.35%

of portfolio

Number of shares

1,763,284 sh

Holdings current value

$144.62M

Avg closing price

$87.10

-16.0%

Last action

Added 77.3%

2025Q4

Current $73.20

CNMCORE & MAIN INC

Industrials·Industrial Distribution

1.29%

of portfolio

Number of shares

2,647,789 sh

Holdings current value

$137.61M

Avg closing price

$50.45

+3.0%

Last action

Trimmed 48.9%

2025Q4

Current $51.97

ADSKAUTODESK INC

Technology·Software - Application

1.26%

of portfolio

Number of shares

455,658 sh

Holdings current value

$134.88M

Avg closing price

$128.61

+89.1%

Last action

New holding

2025Q4

Current $243.16

DHRDANAHER CORPORATION

Healthcare·Diagnostics & Research

1.20%

of portfolio

Number of shares

559,727 sh

Holdings current value

$128.13M

Avg closing price

$203.69

-4.9%

Last action

Trimmed 38.4%

2025Q4

Current $193.78

ANETARISTA NETWORKS INC

Technology·Computer Hardware

1.18%

of portfolio

Number of shares

962,429 sh

Holdings current value

$126.11M

Avg closing price

$131.03

+22.9%

Last action

New holding

2025Q4

Current $161.01

AVGOBROADCOM INC

Technology·Semiconductors

1.16%

of portfolio

Number of shares

358,548 sh

Holdings current value

$124.09M

Avg closing price

$329.91

+20.8%

Last action

Trimmed 46.3%

2025Q4

Current $398.47

APGAPI GROUP CORP

Industrials·Engineering & Construction

0.79%

of portfolio

Number of shares

2,204,600 sh

Holdings current value

$84.35M

Avg closing price

$34.37

+29.2%

Last action

New holding

2025Q3

Current $44.39

TXNTEXAS INSTRS INC

Technology·Semiconductors

0.79%

of portfolio

Number of shares

485,818 sh

Holdings current value

$84.28M

Avg closing price

$173.49

Last action

New holding

2025Q4

Current —

QQNITY ELECTRONICS INC

Technology·Semiconductor Equipment & Materials

0.71%

of portfolio

Number of shares

937,135 sh

Holdings current value

$76.52M

Avg closing price

$81.65

+60.8%

Last action

New holding

2025Q4

Current $131.30

BACBK OF AMERICA CORP

Financial Services·Banks - Diversified

0.64%

of portfolio

Number of shares

1,245,247 sh

Holdings current value

$68.49M

Avg closing price

$36.35

+47.2%

Last action

Trimmed 77.5%

2025Q4

Current $53.51

AFRMAFFIRM HLDGS INC

Financial Services·Credit Services

0.57%

of portfolio

Number of shares

820,000 sh

Holdings current value

$61.03M

Avg closing price

$45.19

+33.4%

Last action

New holding

2025Q1

Current $60.28

NINISOURCE INC

Utilities·Utilities - Regulated Gas

0.47%

of portfolio

Number of shares

1,214,570 sh

Holdings current value

$50.72M

Avg closing price

$41.76

+14.3%

Last action

New holding

2025Q4

Current $47.72

AEPAMERICAN ELEC PWR CO INC

Utilities·Utilities - Regulated Electric

0.37%

of portfolio

Number of shares

344,100 sh

Holdings current value

$39.68M

Avg closing price

$115.31

Last action

New holding

2025Q4

Current —

PURRHYPERLIQUID STRATEGIES INC

Financial Services·Capital Markets

0.27%

of portfolio

Number of shares

8,000,000 sh

Holdings current value

$28.48M

Avg closing price

$3.56

Last action

New holding

2025Q4

Current —

MDLNMEDLINE INC

Healthcare·Medical Instruments & Supplies

0.15%

of portfolio

Number of shares

377,131 sh

Holdings current value

$15.84M

Avg closing price

$42.00

+11.8%

Last action

New holding

2025Q4

Current $46.94

Portfolio heatmap

Box size = % of portfolio · color = return since filing

Sector exposure

Share of dollar value across the latest reported portfolio. Unclassified positions excluded.

Consumer Cyclical4 pos$2.22B22.6%
Industrials6 pos$2.09B21.2%
Communication Services6 pos$1.87B19.0%
Technology8 pos$1.15B11.7%
Financial Services6 pos$841.7M8.6%
Real Estate2 pos$647.7M6.6%
Consumer Defensive1 pos$322.6M3.3%
Basic Materials1 pos$311.8M3.2%
Healthcare3 pos$288.6M2.9%
Utilities2 pos$90.4M0.9%

(8.2% unclassified, excluded from %)