WATER ISLAND CAPITAL LLC

hedge fundUpdated 27 days ago

Managed by Water Island Capital Llc • Latest filing Q2 2026

Portfolio value

$1.1B

Q2 2026

Filings

13

Quarterly 13F history

Top-10 concentration

43.0%

Weight of largest holdings

Annualized return

0.2%

Implied from 13F holdings

Portfolio value history

13F-disclosed portfolio value over 15 quarters

Show data table

Period	Portfolio value
Q4 2022	$1.2B
Q1 2023	$1.3B
Q2 2023	$1.1B
Q3 2023	$1.1B
Q4 2023	$976.3M
Q1 2024	$883.7M
Q2 2024	$943M
Q3 2024	$992.7M
Q4 2024	$925.7M
Q1 2025	$764.1M
Q2 2025	$702M
Q3 2025	$793.3M
Q4 2025	$927.6M
Q1 2026	$895.6M
Q2 2026	$1.1B

Top holdings

85 positions as of Q2 2026

#	Stock	Value	Shares	% Portfolio	Change
1	T TMHC TAYLOR MORRISON HOME CORP	$52.2M	727.5K	4.85%	—
2	E EA ELECTRONIC ARTS INC	$51.9M	252.9K	4.82%	Added(+1.2%)
3	G GTLS CHART INDS INC	$49.6M	237.6K	4.62%	Added(+25.1%)
4	P PEN PENUMBRA INC	$47.5M	150.5K	4.42%	Added(+25.3%)
5	W WMT WARNER BROS DISCOVERY INC	$46.4M	1.74M	4.32%	Added(+7.6%)
6	J JAZZ JANUS HENDERSON GROUP PLC	$46.3M	890.9K	4.31%	Trimmed(-3.4%)
7	N NSC NORFOLK SOUTHN CORP	$46M	146.3K	4.28%	Added(+9.1%)
8	T TXNM TXNM ENERGY INC	$41.9M	737.7K	3.90%	Added(+9.3%)
9	? N/A WARNER BROS DISCOVERY INC	$40.7M	1.53M	3.78%	Added(+45.3%)
10	C CZR CAESARS ENTERTAINMENT INC NE	$39.6M	1.31M	3.69%	Added(+4351.1%)
11	S SPY STATE STR SPDR S&P 500 ETF T	$33.6M	45.0K	3.13%	—
12	W WBS-PG WEBSTER FINL CORP	$33.4M	437.2K	3.11%	Added(+5.1%)
13	N NSA-PB NATIONAL STORAGE AFFILIATES	$32.4M	728.5K	3.01%	Added(+26.4%)
14	S SLAB SILICON LABORATORIES INC	$32.4M	148.1K	3.01%	Added(+153.6%)
15	R RAMP LIVERAMP HLDGS INC	$30.3M	805.3K	2.82%	—
16	C CPRX CATALYST PHARMACEUTICALS INC	$29.3M	933.8K	2.73%	—
17	D D DOMINION ENERGY INC	$26M	381.2K	2.42%	—
18	A ACA ARCOSA INC	$25.2M	173.6K	2.35%	—
19	T TECH BIO-TECHNE CORP	$23.7M	335.7K	2.21%	—
20	W WSR WHITESTONE REIT	$23.3M	1.23M	2.17%	—

T

TAYLOR MORRISON HOME CORP

Value

$52.2M

Shares

727.5K

% Port

4.85%

E

2.EA

ELECTRONIC ARTS INC

+1.2%

Value

$51.9M

Shares

252.9K

% Port

4.82%

G

CHART INDS INC

+25.1%

Value

$49.6M

Shares

237.6K

% Port

4.62%

P

PENUMBRA INC

+25.3%

Value

$47.5M

Shares

150.5K

% Port

4.42%

W

WARNER BROS DISCOVERY INC

+7.6%

Value

$46.4M

Shares

1.74M

% Port

4.32%

J

JANUS HENDERSON GROUP PLC

-3.4%

Value

$46.3M

Shares

890.9K

% Port

4.31%

N

NORFOLK SOUTHN CORP

+9.1%

Value

$46M

Shares

146.3K

% Port

4.28%

T

TXNM ENERGY INC

+9.3%

Value

$41.9M

Shares

737.7K

% Port

3.90%

?

9.N/A

WARNER BROS DISCOVERY INC

+45.3%

Value

$40.7M

Shares

1.53M

% Port

3.78%

C

10.CZR

CAESARS ENTERTAINMENT INC NE

+4351.1%

Value

$39.6M

Shares

1.31M

% Port

3.69%

S

11.SPY

STATE STR SPDR S&P 500 ETF T

Value

$33.6M

Shares

45.0K

% Port

3.13%

W

WEBSTER FINL CORP

+5.1%

Value

$33.4M

Shares

437.2K

% Port

3.11%

N

NATIONAL STORAGE AFFILIATES

+26.4%

Value

$32.4M

Shares

728.5K

% Port

3.01%

S

SILICON LABORATORIES INC

+153.6%

Value

$32.4M

Shares

148.1K

% Port

3.01%

R

LIVERAMP HLDGS INC

Value

$30.3M

Shares

805.3K

% Port

2.82%

C

CATALYST PHARMACEUTICALS INC

Value

$29.3M

Shares

933.8K

% Port

2.73%

D

17.D

DOMINION ENERGY INC

Value

$26M

Shares

381.2K

% Port

2.42%

A

18.ACA

ARCOSA INC

Value

$25.2M

Shares

173.6K

% Port

2.35%

T

BIO-TECHNE CORP

Value

$23.7M

Shares

335.7K

% Port

2.21%

W

20.WSR

WHITESTONE REIT

Value

$23.3M

Shares

1.23M

% Port

2.17%

View full portfolio (85 holdings) →

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