Filed: 5/15/2026ACC: 0001512805-26-000005
📋 What this filing means
WESTCHESTER CAPITAL MANAGEMENT, LLC filed this quarterly 13F‑HR report disclosing 299 equity positions with a total reported market value of $2.21B. This filing provides a transparent view of the manager's long equity holdings as of the quarter end.
299
Positions
$2.21B
Total AUM (reported)
125.55M
Total Shares
Allocation by class
COM$904.96M41.0%
CL A$165.18M7.5%
SHS CL A$160.22M7.3%
COM SER A$152.07M6.9%
ORD SHS CL A$139.69M6.3%
USD CL A ORD SHS$100.08M4.5%
TR UNIT$97.55M4.4%
Portfolio Concentration
Top 3$435.54M19.7%
4–10$555.48M25.2%
11–25$342.62M15.5%
Rest$873.66M39.6%
Top 3 weight
19.7%
Top 10 weight
44.9%
Voting Authority Distribution
Total shares with voting rights: 125.55M
Sole
Full voting authority
11.14M
shares
% of voting shares8.9%
Shared
Joint voting authority
114.40M
shares
% of voting shares91.1%
None
No voting authority
0.00
shares
% of voting shares0.0%
Investment Discretion (by position count)
Sole2
Shared0
Other297
Dominant voting typeShared · 91.1% of voting shares
Institutional Holdings299
Rows:
ELECTRONIC ARTS INC
OTRShares725.29K
TypeSH
Market value$147.87M
6.70%
Sole
51.04K
Shared
674.26K
None
0.00
NORFOLK SOUTHN CORP
OTRShares501.64K
TypeSH
Market value$143.97M
6.52%
Sole
52.69K
Shared
448.95K
None
0.00
WARNER BROS DISCOVERY INC
OTRShares5.23M
TypeSH
Market value$143.70M
6.51%
Sole
495.66K
Shared
4.74M
None
0.00
WEBSTER FINL CORP
OTRShares1.83M
TypeSH
Market value$127.26M
5.77%
Sole
185.07K
Shared
1.65M
None
0.00
CHART INDS INC
OTRShares496.06K
TypeSH
Market value$102.56M
4.65%
Sole
31K
Shared
465.06K
None
0.00
STATE STR SPDR S&P 500 ETF T
OTRShares150K
TypeSH
Market value$97.55M
4.42%
Sole
7.70K
Shared
142.30K
None
0.00
UNIFIRST CORP MASS
OTRShares258.47K
TypeSH
Market value$65.03M
2.95%
Sole
29.32K
Shared
229.15K
None
0.00
CLEARWATER ANALYTICS HLDGS I
OTRShares2.62M
TypeSH
Market value$61.96M
2.81%
Sole
288.62K
Shared
2.33M
None
0.00
COTERRA ENERGY INC
OTRShares1.59M
TypeSH
Market value$55.81M
2.53%
Sole
169.60K
Shared
1.42M
None
0.00
DIGITALBRIDGE GROUP INC
OTRShares2.94M
TypeSH
Market value$45.31M
2.05%
Sole
246.79K
Shared
2.69M
None
0.00
SEALED AIR CORP NEW
OTRShares945.71K
TypeSH
Market value$39.77M
1.80%
Sole
81.17K
Shared
864.53K
None
0.00
PROASSURANCE CORP
OTRShares1.46M
TypeSH
Market value$35.97M
1.63%
Sole
135.72K
Shared
1.32M
None
0.00
HOLOGIC INC
OTRShares455.30K
TypeSH
Market value$34.42M
1.56%
Sole
52.32K
Shared
402.98K
None
0.00
PENUMBRA INC
OTRShares76.63K
TypeSH
Market value$25.16M
1.14%
Sole
9.07K
Shared
67.56K
None
0.00
MASIMO CORP
OTRShares138.43K
TypeSH
Market value$24.62M
1.12%
Sole
13.23K
Shared
125.20K
None
0.00
AGRICULTURE & NAT SOL ACQ CO
OTRShares2.04M
TypeSH
Market value$23.06M
1.04%
Sole
87.21K
Shared
1.96M
None
0.00
HAYMAKER ACQUISITION CORP IV
OTRShares1.94M
TypeSH
Market value$22.22M
1.01%
Sole
81.19K
Shared
1.86M
None
0.00
AIR LEASE CORP
OTRShares334.42K
TypeSH
Market value$21.72M
0.98%
Sole
31.90K
Shared
302.52K
None
0.00
QORVO INC
OTRShares263.89K
TypeSH
Market value$20.43M
0.93%
Sole
29.03K
Shared
234.87K
None
0.00
DRUGS MADE IN AMER ACQUTN CO
OTRShares1.67M
TypeSH
Market value$17.52M
0.79%
Sole
25.07K
Shared
1.64M
None
0.00
ONESTREAM INC
OTRShares677.50K
TypeSH
Market value$16.26M
0.74%
Sole
80.50K
Shared
597K
None
0.00
SIZZLE ACQUISITION CORP. II
OTRShares1.56M
TypeSH
Market value$16.02M
0.73%
Sole
112.06K
Shared
1.45M
None
0.00
APTIV PLC
OTRShares223.80K
TypeSH
Market value$15.54M
0.70%
Sole
115.40K
Shared
108.40K
None
0.00
K&F GROWTH ACQUISITION CORP
OTRShares1.48M
TypeSH
Market value$15.41M
0.70%
Sole
57.31K
Shared
1.42M
None
0.00
GLOBA TERRA ACQUISITION COR
OTRShares1.41M
TypeSH
Market value$14.50M
0.66%
Sole
125.29K
Shared
1.29M
None
0.00
| Issuer | Class | Shares | Type | Value / Portfolio % | Voting — Sole | Shared | None |
|---|---|---|---|---|---|---|---|
ELECTRONIC ARTS INCOTR | COM | 725.29K | SH | $147.87M 6.70% | 51.04K | 674.26K | 0.00 |
NORFOLK SOUTHN CORPOTR | COM | 501.64K | SH | $143.97M 6.52% | 52.69K | 448.95K | 0.00 |
WARNER BROS DISCOVERY INCOTR | COM SER A | 5.23M | SH | $143.70M 6.51% | 495.66K | 4.74M | 0.00 |
WEBSTER FINL CORPOTR | COM | 1.83M | SH | $127.26M 5.77% | 185.07K | 1.65M | 0.00 |
CHART INDS INCOTR | COM | 496.06K | SH | $102.56M 4.65% | 31K | 465.06K | 0.00 |
STATE STR SPDR S&P 500 ETF TOTR | TR UNIT | 150K | SH | $97.55M 4.42% | 7.70K | 142.30K | 0.00 |
UNIFIRST CORP MASSOTR | COM | 258.47K | SH | $65.03M 2.95% | 29.32K | 229.15K | 0.00 |
CLEARWATER ANALYTICS HLDGS IOTR | CL A | 2.62M | SH | $61.96M 2.81% | 288.62K | 2.33M | 0.00 |
COTERRA ENERGY INCOTR | COM | 1.59M | SH | $55.81M 2.53% | 169.60K | 1.42M | 0.00 |
DIGITALBRIDGE GROUP INCOTR | CL A NEW | 2.94M | SH | $45.31M 2.05% | 246.79K | 2.69M | 0.00 |
SEALED AIR CORP NEWOTR | COM | 945.71K | SH | $39.77M 1.80% | 81.17K | 864.53K | 0.00 |
PROASSURANCE CORPOTR | COM | 1.46M | SH | $35.97M 1.63% | 135.72K | 1.32M | 0.00 |
HOLOGIC INCOTR | COM | 455.30K | SH | $34.42M 1.56% | 52.32K | 402.98K | 0.00 |
PENUMBRA INCOTR | COM | 76.63K | SH | $25.16M 1.14% | 9.07K | 67.56K | 0.00 |
MASIMO CORPOTR | COM | 138.43K | SH | $24.62M 1.12% | 13.23K | 125.20K | 0.00 |
AGRICULTURE & NAT SOL ACQ COOTR | SHS CL A | 2.04M | SH | $23.06M 1.04% | 87.21K | 1.96M | 0.00 |
HAYMAKER ACQUISITION CORP IVOTR | CLASS A | 1.94M | SH | $22.22M 1.01% | 81.19K | 1.86M | 0.00 |
AIR LEASE CORPOTR | CL A | 334.42K | SH | $21.72M 0.98% | 31.90K | 302.52K | 0.00 |
QORVO INCOTR | COM | 263.89K | SH | $20.43M 0.93% | 29.03K | 234.87K | 0.00 |
DRUGS MADE IN AMER ACQUTN COOTR | ORD SHS | 1.67M | SH | $17.52M 0.79% | 25.07K | 1.64M | 0.00 |
ONESTREAM INCOTR | CL A | 677.50K | SH | $16.26M 0.74% | 80.50K | 597K | 0.00 |
SIZZLE ACQUISITION CORP. IIOTR | USD CL A ORD SHS | 1.56M | SH | $16.02M 0.73% | 112.06K | 1.45M | 0.00 |
APTIV PLCOTR | COM SHS | 223.80K | SH | $15.54M 0.70% | 115.40K | 108.40K | 0.00 |
K&F GROWTH ACQUISITION CORPOTR | SHS CL A | 1.48M | SH | $15.41M 0.70% | 57.31K | 1.42M | 0.00 |
GLOBA TERRA ACQUISITION COROTR | CL A ORD SHS | 1.41M | SH | $14.50M 0.66% | 125.29K | 1.29M | 0.00 |
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