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Water Island Capital

Latest statistics and disclosures from Water Island Capital's latest quarterly 13F-HR filing:

Top 5 stock holdings are GTLS, CYBR, NSC, EA, EXAS, and represent 20.19% of Water Island Capital's stock portfolio.
Added to shares of these 10 stocks: EXAS (+$36M), HOLX (+$35M), Comerica Incorporated (+$35M), CDTX (+$33M), WBD (+$33M), JHG (+$31M), AVDL (+$23M), SEE (+$23M), CWAN (+$21M), CFLT (+$19M).
Started 61 new stock positions in QRVO, JHG, Itron Inc Note 3/1, WTRG, Varonis Sys, SEE, Truecar, Csg Sys Intl, Hologic, Rev.
Reduced shares in these 10 stocks: VRNA (-$31M), AVDX (-$29M), INFA (-$29M), VBTX (-$27M), , PBPB (-$23M), WNS (-$23M), Synovus Financial (-$21M), Core Scientific (-$19M), MLNK (-$19M).
Sold out of its positions in Akamai Technologies, AMWD, AURA, AVDX, BRY, Compass, CORZ, Core Scientific, CCRN, Dexcom Inc Note 0.375 5/1.
Water Island Capital was a net buyer of stock by $137M.
Water Island Capital has $928M in assets under management (AUM), dropping by 16.93%.
Central Index Key (CIK): 0001222765

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Portfolio Holdings for Water Island Capital

Water Island Capital holds 91 positions in its portfolio as reported in the December 2025 quarterly 13F filing

Company (Ticker)	Portfolio Weight	Valued At	Change in Shares	Share Count	Share Price
Chart Industries Equity (GTLS)	4.2	$39M	+48%	188k	206.23	View chart
CyberArk Software Equity (CYBR)	4.2	$39M		87k	446.06	View chart
Norfolk Southern Corp Equity (NSC)	4.0	$37M	+2%	129k	288.72	View chart
Electronic Arts Equity (EA)	4.0	$37M	+104%	181k	204.33	View chart
Exact Sciences Corp Equity (EXAS)	3.8	$36M	NEW	350k	101.56	View chart
Hologic Equity (HOLX)	3.8	$35M	NEW	468k	74.49	View chart
Comerica Equity	3.7	$35M	NEW	398k	86.93	View chart
TXNM Energy Equity (TXNM)	3.7	$34M	+27%	576k	58.88	View chart
Cidara Therapeutics Equity (CDTX)	3.6	$33M	NEW	151k	220.89	View chart
Warner Bros Discovery Equity (WBD)	3.5	$33M	NEW	1.1M	28.82	View chart
Janus Henderson Group Equity (JHG)	3.3	$31M	NEW	648k	47.57	View chart
Avadel Pharmaceuticals Equity (AVDL)	2.5	$23M	NEW	1.1M	21.55	View chart
Sealed Air Corp Equity (SEE)	2.5	$23M	NEW	559k	41.43	View chart
Tegna Equity (TGNA)	2.5	$23M	-3%	1.2M	19.41	View chart
Aspen Insurance Holdings Equity (AHL)	2.3	$21M	-7%	573k	37.10	View chart
Clearwater Analytics Holdings Equity (CWAN)	2.3	$21M	NEW	876k	24.12	View chart
Synovus Financial Corp Equity (SNV)	2.2	$20M	-4%	404k	50.05	View chart
Confluent Equity (CFLT)	2.1	$19M	NEW	640k	30.24	View chart
Air Lease Corp Equity (AL)	2.1	$19M		298k	64.23	View chart
State Street SPDR S&P 500 ETF Equity Call Call Option	1.8	$17M	NEW	25k	681.92	View chart
Cidara Therapeutics Equity Put Put Option	1.8	$17M	NEW	77k	220.89	View chart
DigitalBridge Group Equity (DBRG)	1.5	$14M	NEW	929k	15.34	View chart
Teck Resources Equity Put Put Option	1.5	$14M	+39%	292k	47.89	View chart
Jamf Holding Corp Equity	1.4	$13M	NEW	985k	13.01	View chart
Cadence Bank Equity	1.4	$13M	NEW	298k	42.84	View chart
Hillenbrand Equity (HI)	1.4	$13M	NEW	399k	31.72	View chart
Plymouth Industrial REIT Equity	1.3	$12M	NEW	559k	21.88	View chart
Avidity Biosciences Equity Put Put Option	1.3	$12M	NEW	169k	72.13	View chart
Avidity Biosciences Equity (RNA)	1.3	$12M	NEW	168k	72.13	View chart
Kenvue Equity Put Put Option	1.3	$12M	NEW	695k	17.25	View chart
Kenvue Equity (KVUE)	1.3	$12M	NEW	690k	17.25	View chart
CSG Systems International Equity (CSGS)	1.2	$12M	NEW	151k	76.69	View chart
Amicus Therapeutics Equity (FOLD)	1.1	$10M	NEW	707k	14.24	View chart
Hillenbrand Equity Put Put Option	1.1	$10M	NEW	315k	31.72	View chart
Dynavax Technologies Corp Equity (DVAX)	1.0	$9.4M	NEW	610k	15.38	View chart
Qorvo Equity (QRVO)	1.0	$9.3M	NEW	110k	84.51	View chart
Forge Global Holdings Equity (FRGE)	0.9	$8.8M	NEW	197k	44.56	View chart
Astria Therapeutics Equity	0.9	$8.1M	NEW	616k	13.09	View chart
SEMrush Holdings Equity (SEMR)	0.8	$7.5M	NEW	629k	11.89	View chart
Axalta Coating Systems Equity (AXTA)	0.7	$6.6M	NEW	206k	32.31	View chart
Amicus Therapeutics Equity Call Call Option	0.7	$6.4M	NEW	451k	14.24	View chart
Anywhere Real Estate Equity	0.7	$6.3M	-2%	445k	14.16	View chart
Csg Systems Internationa Convertible Bond (Principal)	0.6	$6.0M	NEW	5.0M	1.19	View chart
Spotify Usa Convertible Bond (Principal)	0.6	$5.7M		5.0M	1.14	View chart
Boeing Co/the Convertible Preferred Stock (BA.PA)	0.6	$5.5M		80k	69.06	View chart
Alexander & Baldwin Equity (ALEX)	0.6	$5.4M	NEW	263k	20.64	View chart
Rapid7 Convertible Bond (Principal)	0.5	$5.1M	+120%	5.5M	0.93	View chart
Confluent Convertible Bond (Principal)	0.5	$4.9M	NEW	5.0M	0.97	View chart
Bentley Systems Convertible Bond (Principal)	0.5	$4.7M		5.0M	0.94	View chart
Hologic Equity Put Put Option	0.5	$4.5M	NEW	61k	74.49	View chart
Eventbrite Equity (EB)	0.5	$4.4M	NEW	988k	4.45	View chart
Kimberly-Clark Corp Equity Call Call Option	0.5	$4.3M	NEW	42k	100.89	View chart
Redfin Corp Convertible Bond (Principal)	0.5	$4.2M		4.5M	0.94	View chart
Txnm Energy Convertible Bond (Principal)	0.4	$4.0M		3.0M	1.35	View chart
Nutanix Convertible Bond (Principal)	0.4	$3.4M	NEW	3.5M	0.96	View chart
Dayforce Equity	0.4	$3.3M	-74%	48k	69.16	View chart
Halozyme Therapeutics In Convertible Bond (Principal)	0.3	$3.2M		3.0M	1.08	View chart
Blackline Convertible Bond (Principal)	0.3	$3.0M		3.1M	0.99	View chart
Varonis System Convertible Bond (Principal)	0.3	$2.8M	NEW	3.0M	0.93	View chart
Warner Bros Discovery Equity Put Put Option	0.3	$2.7M	NEW	95k	28.82	View chart
Itron Convertible Bond (Principal)	0.3	$2.5M	NEW	2.5M	0.99	View chart
TreeHouse Foods Equity (THS)	0.3	$2.3M	NEW	99k	23.59	View chart
Axalta Coating Systems Equity Put Put Option	0.2	$2.2M	NEW	67k	32.31	View chart
Core Scientific Equity Call Call Option	0.2	$2.1M	NEW	144k	14.56	View chart
Kenvue Equity Call Call Option	0.2	$2.0M	NEW	118k	17.25	View chart
Gladstone Capital Corp Convertible Bond (Principal)	0.2	$2.0M		2.0M	0.99	View chart
New Gold Equity (NGD)	0.2	$2.0M	NEW	227k	8.71	View chart
REV Group Equity	0.2	$1.9M	NEW	31k	60.81	View chart
Brighthouse Financial Equity (BHF)	0.2	$1.9M	NEW	29k	64.79	View chart
STAAR Surgical Equity (STAA)	0.2	$1.6M	-89%	68k	23.09	View chart
Essential Utilities Equity (WTRG)	0.2	$1.4M	NEW	37k	38.36	View chart
Cantaloupe Equity (CTLP)	0.2	$1.4M	-18%	132k	10.62	View chart
International Money Express In Equity (IMXI)	0.1	$1.4M	+2%	89k	15.36	View chart
Evolent Health Convertible Bond (Principal)	0.1	$1.3M		2.0M	0.67	View chart
Denny's Corp Equity	0.1	$1.3M	NEW	213k	6.22	View chart
ProAssurance Corp Equity (PRA)	0.1	$1.1M	-77%	47k	24.16	View chart
Anywhere Real Estate Equity Call Call Option	0.1	$1.0M	NEW	71k	14.16	View chart
Anywhere Real Estate Equity Put Put Option	0.1	$1.0M	-84%	71k	14.16	View chart
Northwestern Energy Group Equity (NWE)	0.1	$923k		14k	64.54	View chart
MidWestOne Financial Group Equity (MOFG)	0.1	$846k	NEW	22k	38.50	View chart
Udemy Equity (UDMY)	0.1	$795k	NEW	136k	5.85	View chart
Olympic Steel Equity (ZEUS)	0.1	$697k	NEW	16k	42.78	View chart
Soho House & Co Equity	0.1	$634k	+7%	71k	8.96	View chart
Janus Henderson Group Equity Put Put Option	0.1	$571k	NEW	12k	47.57	View chart
City Office REIT Equity	0.0	$430k	+13%	62k	6.99	View chart
Diamond Hill Investment Group Equity (DHIL)	0.0	$421k	NEW	2.5k	169.50	View chart
Heritage Commerce Corp Equity (HTBK)	0.0	$407k	NEW	34k	12.01	View chart
First Foundation Equity (FFWM)	0.0	$406k	NEW	66k	6.16	View chart
TrueCar Equity	0.0	$392k	NEW	174k	2.26	View chart
First Savings Financial Group Equity	0.0	$280k	NEW	8.8k	31.86	View chart
Dick's Sporting Goods Equity (DKS)	0.0	$218k	NEW	1.1k	197.97	View chart

Past Filings by Water Island Capital

SEC 13F filings are viewable for Water Island Capital going back to 2011

Water Island Capital 2025 Q4 filed Feb. 17, 2026
Water Island Capital 2025 Q3 filed Nov. 14, 2025
Water Island Capital 2025 Q2 filed Aug. 14, 2025
Water Island Capital 2025 Q1 filed May 15, 2025
Water Island Capital 2024 Q4 filed Feb. 13, 2025
Water Island Capital 2023 Q2 restated filed Nov. 14, 2024
Water Island Capital 2023 Q3 restated filed Nov. 14, 2024
Water Island Capital 2023 Q4 restated filed Nov. 14, 2024
Water Island Capital 2024 Q1 restated filed Nov. 14, 2024
Water Island Capital 2024 Q2 restated filed Nov. 14, 2024
Water Island Capital 2022 Q4 restated filed Nov. 14, 2024
Water Island Capital 2023 Q1 restated filed Nov. 14, 2024
Water Island Capital 2024 Q2 filed Aug. 15, 2024
Water Island Capital 2024 Q1 filed May 15, 2024
Water Island Capital 2023 Q3 filed Nov. 14, 2023
Water Island Capital 2023 Q2 filed Aug. 14, 2023

View all past filings

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