Westchester Capital Management, LLC

13F Filings History

Latest 13F report
Q3 2025 - Nov 14, 2025
Value $
$1.93B
Signature - Title
CaSaundra Wu - Chief Compliance Officer
Location
Valhalla, NY
Summary
This page shows a list of all the recent 13F filings made by Westchester Capital Management, LLC. Form 13F is required to be filed within 45 days of the end of a calendar quarter. Westchester Capital Management, LLC reported 246 stock holdings with total value $1.93B as of Q3 2025. Top holdings included COOP, K, CYBR, GTLS, and TECK.
Holdings Value
Quarter Holdings Value $ Bought Sold Net Top Holdings Form Type Date Filed
Q3 2025 246 $1.93B +$901M -$706M +$195M COOP, K, CYBR, GTLS, TECK 13F-HR 11/13/2025, 06:09 PM
Q2 2025 203 $1.71B +$661M -$636M +$25.3M HES, K, CHX, FYBR, COOP 13F-HR 8/14/2025, 09:07 AM
Q1 2025 161 $1.73B +$636M -$711M -$75.3M HES, K, CHX, DFS, BERY 13F-HR 5/14/2025, 05:08 PM
Q4 2024 159 $1.72B +$604M -$1.04B -$437M HES, EDR, K, HCP, CHX 13F-HR 2/14/2025, 01:09 PM
Q3 2024 183 $2.16B +$610M -$810M -$201M HES, EDR, SWN, HCP, AMED 13F-HR 11/14/2024, 04:24 PM
Q2 2024 213 $2.34B +$801M -$762M +$39.2M HES, EDR, WRK, X, AMED 13F-HR 8/14/2024, 04:06 PM
Q1 2024 218 $2.33B +$741M -$934M -$193M PXD, HES, WRK, X, AMED 13F-HR 5/15/2024, 01:41 PM
Q4 2023 251 $2.48B +$1.31B -$1.77B -$468M PXD, HES, SPLK, WRK, SRC 13F-HR 2/14/2024, 09:33 PM
Q3 2023 384 $3.41B +$1.53B -$1.35B +$176M ATVI, HZNP, SGEN, SPY, VMW 13F-HR 11/8/2023, 03:08 PM
Q2 2023 425 $3.18B +$1.28B -$1.38B -$98.2M HZNP, ATVI, VMW, SGEN, SPY 13F-HR 8/14/2023, 03:02 PM
Q1 2023 340 $3.3B +$1.7B -$191M +$1.51B HZNP, FHN, VMW, DCP, ATVI 13F-HR 5/15/2023, 03:07 PM
Q4 2022 421 $3.64B +$1.76B -$184M +$1.58B FHN, HZNP, VMW, STOR, LHCG 13F-HR 2/14/2023, 02:32 PM
Q3 2022 431 $3.48B +$1.39B -$112M +$1.28B BHVNXXXX, FHN, SPY, AAWW, AVLR Restatement 11/17/2022, 03:35 PM
Q2 2022 390 $3.58B +$1.17B -$258M +$907M COHR, ACC, FHN, CTXS, SAIL 13F-HR 8/15/2022, 05:54 PM
Q1 2022 399 $3.68B +$1.89B -$165M +$1.73B CERN, COHR, SPY, ZNGA, HTA 13F-HR 5/16/2022, 01:21 PM
Q4 2021 376 $3.51B +$1.09B -$295M +$800M INFO, XLNX, NUAN, COHR, BBL 13F-HR 2/14/2022, 03:17 PM
Q3 2021 352 $3.17B +$1.1B -$1.85B -$749M INFO, NUAN, COHR, KSU, XLNX 13F-HR 11/15/2021, 02:10 PM
Q2 2021 320 $3.93B +$1.57B -$1.15B +$419M WTW, ALXN, INFO, WORK, MXIM 13F-HR 8/13/2021, 02:26 PM
Q1 2021 322 $3.35B +$1.62B -$944M +$677M WTW, VAR, ALXN, IPHI, WORK 13F-HR 5/17/2021, 03:53 PM
Q4 2020 208 $3.06B +$1.8B -$153M +$1.64B WTW, SPY, VAR, TIF, WORK 13F-HR 2/12/2021, 04:30 PM
Q3 2020 179 $2.37B +$904M -$310M +$594M WTW, WMGI, ETFC, TIF, SPY 13F-HR 11/16/2020, 12:49 PM
Q2 2020 144 $2.28B +$781M -$72.9M +$708M SPY, WMGI, WTW, TIF, ETFC 13F-HR 8/14/2020, 01:33 PM
Q1 2020 169 $2.64B +$1.3B -$474M +$821M TIF, CY, WMGI, WBC, SPY 13F-HR 5/14/2020, 01:34 PM
Q4 2019 155 $2.84B +$1.61B -$90.8M +$1.52B AGN, TSG, ZAYO, TIF, SPY 13F-HR 2/14/2020, 02:05 PM
Q3 2019 133 $2.57B +$1.07B -$66.4M +$1B STI, CELG, OAK, AGN, AABA 13F-HR 11/14/2019, 09:31 AM
Q2 2019 126 $3.06B +$1.22B -$191M +$1.03B AABA, RHT, FDC, APC, STI 13F-HR 8/14/2019, 09:20 AM
Q1 2019 115 $2.71B +$1.36B -$8.3M +$1.35B AABA, RHT, FDC, GG, SPY 13F-HR 5/15/2019, 09:44 AM
Q4 2018 111 $2.26B +$1.19B -$187M +$1.01B AABA, FOX, RHT, DIS, SPY 13F-HR 2/14/2019, 09:30 AM
Q3 2018 116 $2.63B +$796M -$174M +$622M AABA, FOX, SPY, COL, AET 13F-HR 11/14/2018, 02:06 PM
Q2 2018 105 $2.51B +$664M -$120M +$544M AABA, FOX, NXPI, SPY, COL 13F-HR 8/14/2018, 03:24 PM
Q1 2018 108 $2.57B +$829M -$284M +$545M AABA, NXPI, TWX, SPY, COL 13F-HR 5/15/2018, 02:49 PM
Q4 2017 96 $2.56B +$936M -$242M +$694M AABA, TWX, NXPI, SPY, DWDP 13F-HR 2/14/2018, 09:22 AM
Q3 2017 77 $3.17B +$936M -$252M +$684M AABA, TWX, NXPI, SPY, BCR 13F-HR 11/14/2017, 11:40 AM
Q2 2017 83 $3.34B +$1.29B -$398M +$892M AABA, NXPI, RAI, TWX, BCR 13F-HR 8/14/2017, 10:20 AM
Q1 2017 91 $3.65B +$1.59B -$677M +$909M SPY, RAI, YHOO, TWX, NXPI 13F-HR 5/15/2017, 10:03 AM
Q4 2016 89 $3.81B +$2.14B -$587M +$1.55B YHOO, STJ, HAR, ACAS, NXPI 13F-HR 2/14/2017, 11:36 AM
Q3 2016 80 $3.5B +$1.03B -$803M +$230M YHOO, LNKD, KLAC, SPY, IM 13F-HR 11/14/2016, 08:35 AM
Q2 2016 88 $4.31B +$1.44B -$357M +$1.08B SPY, EMC, HOT, KLAC, TYC 13F-HR 8/15/2016, 10:33 AM
Q1 2016 94 $4.89B +$1.67B -$744M +$929M TWC, HOT, YHOO, EMC, KLAC 13F-HR 5/16/2016, 11:36 AM
Q4 2015 105 $5.67B +$1.74B -$514M +$1.23B SPY, PCP, BRCM, TWC, PRE 13F-HR 2/16/2016, 11:12 AM
Q3 2015 133 $6.23B +$1.95B -$885M +$1.07B SPY, PCP, TWC, AIG, BRCM 13F-HR 11/16/2015, 08:20 AM
Q2 2015 133 $7.87B +$2.57B -$260M +$2.31B SPY, CTRX, A309PS, AIG, HSP 13F-HR 8/14/2015, 08:54 AM
Q1 2015 65 $3.75B TRW, TWC, A309PS, FDO, HSP New Holdings 7/22/2015, 02:06 PM
Q1 2015 119 $6.55B +$2.57B -$691M +$1.88B SPY, TRW, TWC, A309PS, FDO 13F-HR 5/15/2015, 04:07 PM
Q4 2014 113 $6.24B +$1.06B -$973M +$90.8M SPY, TWC, F113PS, AGN, TRW 13F-HR 2/17/2015, 11:46 AM
Q3 2014 145 $8.1B +$3.38B -$794M +$2.59B SPY, F113PS, A309PS, TWC, AGN 13F-HR 11/14/2014, 08:45 AM
Q2 2014 152 $7.82B +$2.45B -$1.43B +$1.01B HSH, TWC, FRX, LAMRXXXX, AIG 13F-HR 8/14/2014, 11:25 AM
Q1 2014 142 $7.65B +$2.6B -$569M +$2.03B SPY, OMC, FRX, AIG, LAMRXXXX 13F-HR 5/15/2014, 03:08 PM
Q4 2013 142 $6.75B SPY, OMC, LIFE, TMUS, HUN 13F-HR 2/14/2014, 02:32 PM