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Super Investors / Westchester Capital Management, LLC
WC

Westchester Capital Management, LLC

Quarterly 13F snapshot: US-listed longs only, no performance figures — 13F data cannot support them.

Portfolio value
$2.04B
Positions
310
Quarter ended
June 30, 2026
Filed
August 14, 2026

Reported portfolio value by quarter (55 quarters reported)

$8.1B $1.84B
Q4 12 Q3 15 Q2 18 Q1 21 Q4 23 Q2 26

$4.91B in Q4 2012 → $2.04B now. Hover for any quarter.

Holdings

As reported for the quarter ended June 30, 2026. Activity is the change in share count since the prior quarter's filing.

Holding % of portfolio Activity Shares Value
Electronic Arts Inc 8.3% Added 14% 826,173 $169M
NS Norfolk Southn Corp 7.9% Added 2.8% 515,734 $162M
Warner Bros Discovery Inc 7.5% Added 9.2% 5,715,678 $152M
CI Chart Inds Inc 6.3% Added 24% 613,584 $128M
WF Webster Finl Corp 5.2% Trimmed 24% 1,397,789 $107M
UM Unifirst Corp Mass 3.7% Added 11% 287,253 $76M
Digitalbridge Group Inc 2.9% Added 26% 3,697,020 $58.3M
Penumbra Inc 2.4% Added 105% 157,472 $49.7M
Qorvo Inc 2.4% Added 102% 532,551 $49.7M
Roku Inc 2.1% New 314,488 $43.4M
CE Caesars Entertainment Inc Ne 2.0% Added 533% 1,377,630 $41.6M
A& Agriculture & Nat Sol Acq Co 1.1% Unchanged 2,044,768 $23.2M
Kenvue Inc 1.0% Added 209% 1,022,789 $19.5M
Organon & Co 0.9% New 1,426,578 $19.3M
SM Select Med Hldgs Corp 0.8% New 983,315 $16.2M
TC Topbuild Cor 0.8% New 37,399 $15.9M
KG K&F Growth Acquisition Corp 0.8% Unchanged 1,476,268 $15.6M
Aes Corp 0.7% New 1,013,872 $14.9M
GT Globa Terra Acquisition Cor 0.7% Unchanged 1,414,429 $14.6M
Gigcapital8 Corp 0.7% Unchanged 1,330,000 $13.4M
OE Oyster Enterprises Ii Acquis 0.7% Unchanged 1,295,112 $13.4M
KD Kochav Defense Acqui Co 0.7% Unchanged 1,286,000 $13.3M
Soulpower Acquisition Corp 0.6% Unchanged 1,279,300 $13.2M
Siddhi Acquisition Corp 0.6% Unchanged 1,249,197 $13M
Pioneer Acquisition I Corp 0.6% Unchanged 1,258,612 $12.9M
Jackson Acquisition Co Ii 0.6% Unchanged 1,186,200 $12.6M
TC Topbuild Cor Put 0.6% New 29,600 $12.6M
AF Aldel Finl Ii Inc 0.6% Unchanged 1,159,448 $12.4M
Sizzle Acquisition Corp. Ii 0.6% Trimmed 25% 1,175,280 $12.2M
Janus Henderson Group PLC 0.6% Unchanged 230,719 $12M
Andretti Acquisition Corp Ii 0.6% Unchanged 1,111,416 $11.9M
NP New Providence Acquisition C 0.6% Unchanged 1,128,999 $11.7M
OB Oxley Bridge Acq Ltd 0.6% Unchanged 1,117,657 $11.4M
Artius Ii Acquisition Inc 0.5% Unchanged 995,939 $10.4M
Cal Redwood Acquisition Corp 0.5% Unchanged 1,000,000 $10.3M
LT Launch Two Acquisition Corp. 0.5% Unchanged 950,000 $10.2M
AT Apex Treas Corp 0.5% Unchanged 1,000,000 $10.1M
Apogee Therapeutics Inc 0.5% New 72,962 $9.68M
NS Newbury Str Ii Acquisition C 0.5% Unchanged 898,111 $9.55M
Jena Acquisition Corp Ii 0.5% Unchanged 912,000 $9.45M
QL Quantum Leap Acquisition Cor 0.5% New 950,000 $9.43M
Gsr Iv Acquisition Corp 0.4% Unchanged 900,000 $9.14M
Titan Acquisition Corp 0.4% Trimmed 35% 869,693 $9.05M
Copley Acquisition Corp 0.4% Unchanged 860,600 $8.98M
Armada Acquisition Corp Ii 0.4% Unchanged 833,400 $8.68M
Republic Digital Acquisition 0.4% Unchanged 825,000 $8.51M
ML Mountain Lake Acquisit Corp 0.4% New 853,517 $8.48M
Lightwave Acquisition Corp 0.4% Unchanged 819,872 $8.4M
Harvard Ave Acquisition Corp 0.4% Added 302% 796,944 $8.07M
Fact Ii Acquisition Corp 0.4% Unchanged 726,116 $7.72M
Mckinley Acquisition Corp 0.4% Unchanged 740,000 $7.5M
Berto Acquisition Corp 0.4% Unchanged 703,632 $7.38M
WP White Pearl Acquisition Corp 0.3% Added 182% 705,324 $7.07M
Apex Tech Acquisition Inc 0.3% New 700,000 $6.96M
Collective Acquisition Corp 0.3% Unchanged 666,477 $6.95M
Wen Acquisition Corp 0.3% Unchanged 671,583 $6.91M
Aptiv PLC Put 0.3% Unchanged 111,900 $6.87M
Aptiv PLC 0.3% Unchanged 111,900 $6.87M
BM Barrick Mng Corp 0.3% Added 16% 180,600 $6.63M
CD Cslm Digita Asset Acq Corp I 0.3% Unchanged 650,000 $6.59M

Showing top 60 of 310 positions.

Timeline of changes

What changed each quarter, from the filings' own share counts. Largest moves first; most recent 8 quarters.

Q2 2026

quarter ended June 30, 2026 · filed August 14, 2026

Company Action Shares changed Value of change % of portfolio
SS State Str SPDR S&P 500 ETF T Exited −150,000 −$97.6M
CA Clearwater Analytics Hldgs I Exited −2,617,694 −$61.9M
Coterra Energy Inc Exited −1,588,341 −$55.8M
Roku Inc New +314,488 +$43.4M 2.1%
SA Sealed Air Corp New Exited −945,707 −$39.8M
Proassurance Corp Exited −1,455,041 −$36M
CE Caesars Entertainment Inc Ne Added +1,159,830 +$35M 2.0%
Hologic Inc Exited −455,304 −$34.4M
WF Webster Finl Corp Trimmed −435,360 −$33.3M 5.2%
Penumbra Inc Added +80,842 +$25.5M 2.4%

Showing the 10 largest of 210 changes.

Q1 2026

quarter ended March 31, 2026 · filed May 15, 2026

Company Action Shares changed Value of change % of portfolio
Cyberark Software Ltd Exited −327,864 −$146M
WF Webster Finl Corp New +1,833,149 +$127M 5.8%
FC Frontier Communications Pare Exited −2,308,994 −$87.9M
Exact Sciences Corp Exited −751,561 −$76.3M
Teck Resources Ltd Exited −1,566,212 −$75M
Avidity Biosciences Inc Exited −962,659 −$69.4M
UM Unifirst Corp Mass New +258,466 +$65M 2.9%
CA Clearwater Analytics Hldgs I New +2,617,694 +$61.9M 2.8%
Teck Resources Ltd Exited −1,278,900 −$61.2M
Comerica Inc Exited −658,366 −$57.2M

Showing the 10 largest of 175 changes.

Q4 2025

quarter ended December 31, 2025 · filed February 13, 2026

Company Action Shares changed Value of change % of portfolio
MC Mr Cooper Group Inc Exited −736,206 −$155M
Kellanova Exited −1,701,179 −$140M
Electronic Arts Inc Added +464,995 +$95M 5.1%
Exact Sciences Corp New +751,561 +$76.3M 3.2%
NS Norfolk Southn Corp Added +256,771 +$74.1M 4.7%
Avidity Biosciences Inc New +962,659 +$69.4M 2.9%
Warner Bros Discovery Inc Added +2,371,301 +$68.3M 4.4%
IG Interpublic Group Cos Inc Exited −2,282,614 −$63.7M
Comerica Inc New +658,366 +$57.2M 2.4%
Verona Pharma PLC Exited −483,655 −$51.6M

Showing the 10 largest of 215 changes.

Q3 2025

quarter ended September 30, 2025 · filed November 14, 2025

Company Action Shares changed Value of change % of portfolio
Hess Corp Exited −1,553,196 −$215M
Cyberark Software Ltd New +278,008 +$134M 6.1%
CI Chart Inds Inc New +549,332 +$110M 5.0%
Championx Corporation Exited −3,857,598 −$95.8M
Teck Resources Ltd New +1,863,546 +$81.8M 3.7%
Teck Resources Ltd New +1,654,700 +$72.6M 3.3%
Azek Co Inc Exited −1,304,619 −$70.9M
Verona Pharma PLC New +483,655 +$51.6M 2.4%
MC Mr Cooper Group Inc Added +237,785 +$50.1M 7.1%
AA Ares Acquisition Corp Ii Exited −3,827,254 −$43.4M

Showing the 10 largest of 189 changes.

Q2 2025

quarter ended June 30, 2025 · filed August 14, 2025

Company Action Shares changed Value of change % of portfolio
DF Discover Finl Svcs Exited −640,000 −$109M
MC Mr Cooper Group Inc New +498,421 +$74.4M 3.9%
Berry Global Group Inc Exited −1,010,164 −$70.5M
US United States Stl Corp New Exited −1,632,555 −$69M
IT Intra-cellular Therapies Inc Exited −460,267 −$60.7M
BR Beacon Roofing Supply Inc Exited −486,916 −$60.2M
Liberty Broadband Corp Added +511,980 +$50.1M 3.8%
FC Frontier Communications Pare Added +983,151 +$35.8M 4.3%
Proassurance Corp Added +1,547,599 +$35.3M 2.1%
H & E Equipment Services Inc Exited −368,279 −$34.9M

Showing the 10 largest of 202 changes.

Q1 2025

quarter ended March 31, 2025 · filed May 14, 2025

Company Action Shares changed Value of change % of portfolio
EG Endeavor Group Hldgs Inc Exited −5,168,272 −$162M
Hashicorp Inc Exited −3,217,643 −$110M
DF Discover Finl Svcs Added +493,297 +$84.2M 5.6%
SS SPDR S&P 500 ETF Tr Added +120,000 +$67.1M 7.2%
HF Heartland Finl Usa Inc Exited −1,006,891 −$61.7M
IT Intra-cellular Therapies Inc New +460,267 +$60.7M 3.1%
BR Beacon Roofing Supply Inc New +486,916 +$60.2M 3.1%
Smartsheet Inc Exited −922,626 −$51.7M
SM Summit Matls Inc Exited −815,477 −$41.3M
Azek Co Inc New +837,227 +$40.9M 2.1%

Showing the 10 largest of 161 changes.

Q4 2024

quarter ended December 31, 2024 · filed February 14, 2025

Company Action Shares changed Value of change % of portfolio
Southwestern Energy Co Exited −16,195,752 −$115M
Axonics Inc Exited −1,450,381 −$101M
Stericycle Inc Exited −1,564,603 −$95.4M
Catalent Inc Exited −1,445,702 −$87.6M
Amedisys Inc Trimmed −928,958 −$84.3M 0.9%
SS SPDR S&P 500 ETF Tr Trimmed −105,000 −$61.5M 4.1%
Envestnet Inc Exited −730,537 −$45.7M
Berry Global Group Inc Added +656,494 +$42.5M 2.4%
HI Haynes Intl Inc Exited −706,874 −$42.1M
SM Summit Matls Inc New +815,477 +$41.3M 2.2%

Showing the 10 largest of 170 changes.

Q3 2024

quarter ended September 30, 2024 · filed November 14, 2024

Company Action Shares changed Value of change % of portfolio
Westrock Co Exited −2,965,356 −$149M
SS SPDR S&P 500 ETF Tr Trimmed −215,000 −$123M 5.8%
Kellanova New +1,335,581 +$108M 4.6%
EM Equitrans Midstream Corp Exited −5,928,972 −$77M
Churchill Capital Corp Vii Exited −5,685,833 −$61.2M
OH Olink Hldg Ab Exited −2,202,214 −$56.1M
Mcgrath Rentcorp Trimmed −531,880 −$56M 0.6%
Envestnet Inc New +730,537 +$45.7M 2.0%
Hashicorp Inc Added +1,206,073 +$40.8M 4.6%
Capri Holdings Limited Trimmed −865,217 −$36.7M 0.7%

Showing the 10 largest of 165 changes.

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