Filed: 8/14/2025ACC: 0001222765-25-000018
📋 What this filing means
WATER ISLAND CAPITAL LLC filed this quarterly 13F‑HR report disclosing 76 equity positions with a total reported market value of $701.99M. This filing provides a transparent view of the manager's long equity holdings as of the quarter end.
76
Positions
$701.99M
Total AUM (reported)
69.69M
Total Shares
Allocation by class
EQUITY$517.52M73.7%
EQUITY CALL$78.83M11.2%
EQUITY PUT$51.97M7.4%
CONVERTIBLE BOND$48.23M6.9%
CONVERTIBLE PREFERRED STOCK$5.44M0.8%
Portfolio Concentration
Top 3$135.20M19.3%
4–10$200.60M28.6%
11–25$194.54M27.7%
Rest$171.64M24.5%
Top 3 weight
19.3%
Top 10 weight
47.8%
Voting Authority Distribution
Total shares with voting rights: 69.69M
Sole
Full voting authority
69.69M
shares
% of voting shares100.0%
Shared
Joint voting authority
0.00
shares
% of voting shares0.0%
None
No voting authority
0.00
shares
% of voting shares0.0%
Investment Discretion (by position count)
Sole76
Shared0
Other0
Dominant voting typeSole · 100.0% of voting shares
Institutional Holdings76
Rows:
AMEDISYS INC
SOLEShares561.81K
TypeSH
Market value$55.28M
7.87%
Sole
561.81K
Shared
0.00
None
0.00
CHEVRON CORP NEW
SOLEShares280.30K
TypeSH
Market value$40.14M
5.72%
Sole
280.30K
Shared
0.00
None
0.00
ANSYS INC
SOLEShares113.28K
TypeSH
Market value$39.79M
5.67%
Sole
113.28K
Shared
0.00
None
0.00
JUNIPER NETWORKS INC
SOLEShares928.96K
TypeSH
Market value$37.09M
5.28%
Sole
928.96K
Shared
0.00
None
0.00
HESS CORP
SOLEShares260.46K
TypeSH
Market value$36.08M
5.14%
Sole
260.46K
Shared
0.00
None
0.00
SPRINGWORKS THERAPEUTICS INC
SOLEShares703.52K
TypeSH
Market value$33.06M
4.71%
Sole
703.52K
Shared
0.00
None
0.00
DUN & BRADSTREET HLDGS INC
SOLEShares3.15M
TypeSH
Market value$28.61M
4.08%
Sole
3.15M
Shared
0.00
None
0.00
SKECHERS U S A INC
SOLEShares426.56K
TypeSH
Market value$26.92M
3.83%
Sole
426.56K
Shared
0.00
None
0.00
INFORMATICA INC
SOLEShares806.23K
TypeSH
Market value$19.63M
2.80%
Sole
806.23K
Shared
0.00
None
0.00
AVIDXCHANGE HOLDINGS INC
SOLEShares1.96M
TypeSH
Market value$19.20M
2.74%
Sole
1.96M
Shared
0.00
None
0.00
FOOT LOCKER INC
SOLEShares777.44K
TypeSH
Market value$19.05M
2.71%
Sole
777.44K
Shared
0.00
None
0.00
SKECHERS U S A INC
SOLEShares286.10K
TypeSH
Market value$18.05M
2.57%
Sole
286.10K
Shared
0.00
None
0.00
ENSTAR GROUP LIMITED
SOLEShares53.65K
TypeSH
Market value$18.05M
2.57%
Sole
53.65K
Shared
0.00
None
0.00
FARO TECHNOLOGIES INC
SOLEShares383.84K
TypeSH
Market value$16.86M
2.40%
Sole
383.84K
Shared
0.00
None
0.00
BLUEPRINT MEDICINES CORP
SOLEShares116.63K
TypeSH
Market value$14.95M
2.13%
Sole
116.63K
Shared
0.00
None
0.00
TXNM ENERGY INC
SOLEShares262.54K
TypeSH
Market value$14.79M
2.11%
Sole
262.54K
Shared
0.00
None
0.00
PROASSURANCE CORP
SOLEShares547.36K
TypeSH
Market value$12.50M
1.78%
Sole
547.36K
Shared
0.00
None
0.00
MCGRATH RENTCORP
SOLEShares99.22K
TypeSH
Market value$11.51M
1.64%
Sole
99.22K
Shared
0.00
None
0.00
PACIFIC PREMIER BANCORP
SOLEShares532.15K
TypeSH
Market value$11.22M
1.60%
Sole
532.15K
Shared
0.00
None
0.00
CANTALOUPE INC
SOLEShares944.90K
TypeSH
Market value$10.38M
1.48%
Sole
944.90K
Shared
0.00
None
0.00
E2OPEN PARENT HOLDINGS INC
SOLEShares3.19M
TypeSH
Market value$10.29M
1.47%
Sole
3.19M
Shared
0.00
None
0.00
GMS INC
SOLEShares88.63K
TypeSH
Market value$9.64M
1.37%
Sole
88.63K
Shared
0.00
None
0.00
WALGREENS BOOTS ALLIANCE INC
SOLEShares820K
TypeSH
Market value$9.41M
1.34%
Sole
820K
Shared
0.00
None
0.00
INFORMATICA INC
SOLEShares366.60K
TypeSH
Market value$8.93M
1.27%
Sole
366.60K
Shared
0.00
None
0.00
SPRINGWORKS THERAPEUTICS INC
SOLEShares189.90K
TypeSH
Market value$8.92M
1.27%
Sole
189.90K
Shared
0.00
None
0.00
| Issuer | Class | Shares | Type | Value / Portfolio % | Voting — Sole | Shared | None |
|---|---|---|---|---|---|---|---|
AMEDISYS INCSOLE | Equity | 561.81K | SH | $55.28M 7.87% | 561.81K | 0.00 | 0.00 |
CHEVRON CORP NEWSOLE | Equity Call | 280.30K | SH | $40.14M 5.72% | 280.30K | 0.00 | 0.00 |
ANSYS INCSOLE | Equity | 113.28K | SH | $39.79M 5.67% | 113.28K | 0.00 | 0.00 |
JUNIPER NETWORKS INCSOLE | Equity | 928.96K | SH | $37.09M 5.28% | 928.96K | 0.00 | 0.00 |
HESS CORPSOLE | Equity | 260.46K | SH | $36.08M 5.14% | 260.46K | 0.00 | 0.00 |
SPRINGWORKS THERAPEUTICS INCSOLE | Equity | 703.52K | SH | $33.06M 4.71% | 703.52K | 0.00 | 0.00 |
DUN & BRADSTREET HLDGS INCSOLE | Equity | 3.15M | SH | $28.61M 4.08% | 3.15M | 0.00 | 0.00 |
SKECHERS U S A INCSOLE | Equity | 426.56K | SH | $26.92M 3.83% | 426.56K | 0.00 | 0.00 |
INFORMATICA INCSOLE | Equity | 806.23K | SH | $19.63M 2.80% | 806.23K | 0.00 | 0.00 |
AVIDXCHANGE HOLDINGS INCSOLE | Equity | 1.96M | SH | $19.20M 2.74% | 1.96M | 0.00 | 0.00 |
FOOT LOCKER INCSOLE | Equity | 777.44K | SH | $19.05M 2.71% | 777.44K | 0.00 | 0.00 |
SKECHERS U S A INCSOLE | Equity Put | 286.10K | SH | $18.05M 2.57% | 286.10K | 0.00 | 0.00 |
ENSTAR GROUP LIMITEDSOLE | Equity | 53.65K | SH | $18.05M 2.57% | 53.65K | 0.00 | 0.00 |
FARO TECHNOLOGIES INCSOLE | Equity | 383.84K | SH | $16.86M 2.40% | 383.84K | 0.00 | 0.00 |
BLUEPRINT MEDICINES CORPSOLE | Equity | 116.63K | SH | $14.95M 2.13% | 116.63K | 0.00 | 0.00 |
TXNM ENERGY INCSOLE | Equity | 262.54K | SH | $14.79M 2.11% | 262.54K | 0.00 | 0.00 |
PROASSURANCE CORPSOLE | Equity | 547.36K | SH | $12.50M 1.78% | 547.36K | 0.00 | 0.00 |
MCGRATH RENTCORPSOLE | Equity | 99.22K | SH | $11.51M 1.64% | 99.22K | 0.00 | 0.00 |
PACIFIC PREMIER BANCORPSOLE | Equity | 532.15K | SH | $11.22M 1.60% | 532.15K | 0.00 | 0.00 |
CANTALOUPE INCSOLE | Equity | 944.90K | SH | $10.38M 1.48% | 944.90K | 0.00 | 0.00 |
E2OPEN PARENT HOLDINGS INCSOLE | Equity | 3.19M | SH | $10.29M 1.47% | 3.19M | 0.00 | 0.00 |
GMS INCSOLE | Equity | 88.63K | SH | $9.64M 1.37% | 88.63K | 0.00 | 0.00 |
WALGREENS BOOTS ALLIANCE INCSOLE | Equity Put | 820K | SH | $9.41M 1.34% | 820K | 0.00 | 0.00 |
INFORMATICA INCSOLE | Equity Call | 366.60K | SH | $8.93M 1.27% | 366.60K | 0.00 | 0.00 |
SPRINGWORKS THERAPEUTICS INCSOLE | Equity Put | 189.90K | SH | $8.92M 1.27% | 189.90K | 0.00 | 0.00 |
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