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Disclosery

13F-HR filed by WATER ISLAND CAPITAL LLC

WATER ISLAND CAPITAL LLC filed this 13F-HR for the quarter ended 2025-09-30, filed 2025-11-14, with 84 holding rows worth $793,313,130.

Accession
0001222765-25-000021
Filer
CIK 1222765
Filed
2025-11-14
Accepted by EDGAR
acceptance time not in the bulk data set
Ingested
Source
SEC quarterly data set

Original filing

13F report for Q3 2025

A holdings report, 84 entries on the cover page, a total value of $793,313,130 stated on the cover page (in dollars after the unit check, H1), rows summing to $793,313,130 with VALUE read as dollars as filed, 13F file number 028-10693. The quarter's positions are built on this report. The resolved quarter.

The information table after summing rows of one CUSIP and put or call (H4), with the CUSIP and issuer name as filed. Values in dollars after the unit check (method).

Issuer as filedCUSIPClassAmountValueValue read asType
CYBERARK SOFTWARE LTD SHSM2682V108Stock85,799$41,453,787dollars as filed
NORFOLK SOUTHN CORP COM655844108Stock125,799$37,791,278dollars as filed
VERONA PHARMA PLC925050106SPONSORED ADS290,182$30,965,322dollars as filed
AVIDXCHANGE HOLDINGS INC05368X102COM2,882,867$28,684,527dollars as filed
INFORMATICA INC45674M101COM CL A1,149,598$28,556,014dollars as filed
VERITEX HLDGS INC923451108COM815,698$27,350,353dollars as filed
TXNM ENERGY INC COM69349H107Stock450,660$25,484,824dollars as filed
CHART INDS INC16115Q308COM127,171$25,453,276dollars as filed
TEGNA INC COM87901J105Stock1,223,508$24,873,918dollars as filed
VERINT SYS INC92343X100COM1,202,967$24,360,082dollars as filed
POTBELLY CORP73754Y100COM1,351,588$23,031,060dollars as filed
ASPEN INSURANCE HOLDINGS LTDG05384501ORD SHS CL A620,249$22,769,340dollars as filed
WNS HLDGS LTD COM SHSG98196101Stock296,042$22,579,123dollars as filed
SYNOVUS FINL CORP87161C501COM NEW421,500$20,687,220dollars as filed
SYNOVUS FINL CORP87161C951COM NEW421,500$20,687,220dollars as filedput
AIR LEASE CORP00912X302CL A300,677$19,138,092dollars as filed
CORE SCIENTIFIC INC NEW21874A956PUT1,042,000$18,693,480dollars as filedput
MERIDIANLINK INC58985J105COMMON STOCK930,234$18,539,564dollars as filed
SAPIENS INTL CORP N V SHSG7T16G103Stock421,434$18,121,662dollars as filed
ELECTRONIC ARTS INC COM285512109Stock88,590$17,868,604dollars as filed
STAAR SURGICAL CO COM PAR $0.01852312305Stock658,317$17,688,977dollars as filed
HANESBRANDS INC410345102COM2,264,676$14,924,216dollars as filed
CORE SCIENTIFIC INC NEW21874A106COM785,446$14,090,901dollars as filed
CERIDIAN HCM HLDG INC15677J108COM183,721$12,656,539dollars as filed
VIMEO INC92719V100COMMON STOCK1,555,942$12,058,551dollars as filed
MCGRATH RENTCORP580589109COM99,363$11,648,325dollars as filed
PROS Holdings Inc74346Y103Common Stock492,502$11,283,222dollars as filed
INTEGRAL AD SCIENCE HLDNG CO45828L108COM1,071,160$10,893,698dollars as filed
TECK RESOURCES LTD CL B878742204Stock209,900$9,212,511dollars as filed
TECK RESOURCES LTD878742954CL B209,600$9,199,344dollars as filedput
MERUS N VN5749R100COM96,000$9,038,400dollars as filed
MERUS N VN5749R950PUT96,000$9,038,400dollars as filedput
VERONA PHARMA PLC925050956Equity Put84,100$8,974,311dollars as filedput
KELLOGG CO487836908COM108,800$8,923,776dollars as filedcall
WIDEOPENWEST INC96758W101COM1,558,174$8,040,178dollars as filed
PREMIER INC74051N102CL A278,420$7,740,076dollars as filed
89BIO INC282559903Equity Call493,500$7,254,450dollars as filedcall
SPOTIFY USA INC84921RAB6NOTE 3/15,000,000$6,832,500dollars as filedprincipal
PARAMOUNT GROUP INC69924R108COM958,918$6,271,324dollars as filed
UBER TECHNOLOGIES INC90353TAJ9NOTE 12/15,000,000$6,090,000dollars as filedprincipal
BOEING CO097023204DEP CONV PFD A80,000$5,565,600dollars as filed
COMPASS INC20464U900CALL655,600$5,264,468dollars as filedcall
PROASSURANCE CORP74267C106COM210,461$5,048,959dollars as filed
Anywhere Real Estate Inc75605Y106Common Stock456,600$4,835,394dollars as filed
REALOGY HOLDINGS CORP75605Y956Cmn456,600$4,835,394dollars as filedput
BENTLEY SYS INC08265TAD1NOTE 0.375% 7/05,000,000$4,712,135dollars as filedprincipal
AKAMAI TECHNOLOGIES INC00971TAL5NOTE 0.375% 9/04,500,000$4,305,609dollars as filedprincipal
REDFIN CORP75737FAE8NOTE 0.500% 4/04,500,000$4,166,938dollars as filedprincipal
CUREVAC N VN2451R105COM762,138$4,107,924dollars as filed
TXNM ENERGY INC69349HAF4NOTE 5.750% 6/03,000,000$3,969,576dollars as filedprincipal
HALOZYME THERAPEUTICS INC40637HAD1NOTE 0.250% 3/03,000,000$3,431,854dollars as filedprincipal
DEXCOM INC252131AM9NOTE 0.375% 5/13,500,000$3,195,172dollars as filedprincipal
BLACKLINE INC09239BAD1NOTE 3/13,071,000$2,991,154dollars as filedprincipal
VERINT SYSTEMS INC92343XAC4BOND3,000,000$2,935,938dollars as filedprincipal
Sandstorm Gold Ltd80013R206Common Stock214,205$2,681,847dollars as filed
Tourmaline Bio Inc89157D105Common Stock50,968$2,437,799dollars as filed
RAPID7 INC753422AF1NOTE 0.250% 3/12,500,000$2,336,238dollars as filedprincipal
LIBERTY BROADBAND CORP530307305COM SER C35,810$2,275,367dollars as filed
GLADSTONE CAP CORP376535AG5NOTE 5.875%10/02,000,000$1,984,383dollars as filedprincipal
INTERPUBLIC GROUP COS460690100COM63,104$1,761,233dollars as filed
CANTALOUPE INC138103106COM160,907$1,700,787dollars as filed
STEELCASE INC-CLASS A858155203CL A94,905$1,632,366dollars as filed
EVOLENT HEALTH INC30050BAH4NOTE 3.500%12/02,000,000$1,624,139dollars as filedprincipal
FUBOTV INC35953DAB0NOTE 3.250% 2/11,591,000$1,577,576dollars as filedprincipal
ZIMVIE INC98888T107COM72,353$1,370,366dollars as filed
MAC Copper LtdG60409110Common Stock103,254$1,260,731dollars as filed
LIVE NATION ENTERTAINMENT IN538034909CALL7,500$1,225,500dollars as filedcall
AMERICAN WOODMARK CORP030506109COM18,336$1,224,111dollars as filed
INTERNATIONAL MONEY EXPRESS46005L101COM86,175$1,203,865dollars as filed
Redwood Trust Inc Note 7.750 percent 6/1758075AF2Convertible1,000,000$1,023,104dollars as filedprincipal
METSERA INC59267L107COM18,730$980,141dollars as filed
METSERA INC59267L957Equity Put18,700$978,571dollars as filedput
MRC GLOBAL INC55345K103COM58,605$845,084dollars as filed
NORTHWESTERN ENERGY GROUP INC COM NEW668074305Stock14,303$838,299dollars as filed
CROSS CTRY HEALTHCARE INC227483104COM42,897$609,137dollars as filed
SOHO HOUSE & CO INC586001109COM CL A65,542$580,047dollars as filed
PERFORMANT HEALTHCARE INC71377E105COM72,772$562,528dollars as filed
Berry Corp08579X101Common Stock142,979$540,461dollars as filed
PROVIDENT BANCORP INC74383L105COM NEW40,282$504,733dollars as filed
CORECARD CORPORATION45816D100COM16,595$446,737dollars as filed
CITY OFFICE REIT INC178587101COM54,317$378,046dollars as filed
HARBORONE BANCORP INC NEW41165Y100COM NEW22,464$305,510dollars as filed
AURA BIOSCIENCES INC05153U107COMMON STOCK10,372$64,099dollars as filed
PACIFIC BIOSCIENCES CALIF INC COM69404D108Stock35,754$45,765dollars as filed

Amendment chain

FilingRoleFiledAcceptedIngested
13F-HR 0001222765-25-000021this filing2025-11-14acceptance time not in the bulk data set