0001222765-23-000009.txt : 20230525 0001222765-23-000009.hdr.sgml : 20230525 20230525141217 ACCESSION NUMBER: 0001222765-23-000009 CONFORMED SUBMISSION TYPE: 13F-HR PUBLIC DOCUMENT COUNT: 2 CONFORMED PERIOD OF REPORT: 20230331 FILED AS OF DATE: 20230525 DATE AS OF CHANGE: 20230525 EFFECTIVENESS DATE: 20230525 FILER: COMPANY DATA: COMPANY CONFORMED NAME: WATER ISLAND CAPITAL LLC CENTRAL INDEX KEY: 0001222765 IRS NUMBER: 134100544 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 13F-HR SEC ACT: 1934 Act SEC FILE NUMBER: 028-10693 FILM NUMBER: 23959604 BUSINESS ADDRESS: STREET 1: 41 MADISON AVENUE STREET 2: 42ND FLOOR CITY: NEW YORK STATE: NY ZIP: 10010 BUSINESS PHONE: 212-584-2367 MAIL ADDRESS: STREET 1: 41 MADISON AVENUE STREET 2: 42ND FLOOR CITY: NEW YORK STATE: NY ZIP: 10010 13F-HR 1 primary_doc.xml X0202 13F-HR LIVE false false false 0001222765 XXXXXXXX 03-31-2023 03-31-2023 false WATER ISLAND CAPITAL LLC

41 Madison Avenue 42nd Floor New York NY 10010

13F HOLDINGS REPORT 028-10693 N Chris Plunkett 917-475-9249 Chris Plunkett New York NY 05-15-2023 0 74 1232814 INFORMATION TABLE 2 infotable.xml ACTIVISION BLIZZARD INC Equity Put 00507V959 4 14400 SH Put SOLE 14400 0 0 ACTIVISION BLIZZARD INC Equity 00507V109 84359 985622 SH SOLE 904911 0 80711 AEROJET ROCKETDYNE HLDGS INC Equity 007800105 62977 1121193 SH SOLE 1034325 0 86868 ALBERTSONS COS INC Equity 013091103 1247 60000 SH SOLE 60000 0 0 ALLBIRDS INC Equity 01675A109 12 10000 SH SOLE 10000 0 0 AMRYT PHARMA PLC Equity 03217L106 8523 584566 SH SOLE 539480 0 45086 APOLLO ENDOSURGERY INC Equity 03767D108 666 67123 SH SOLE 67123 0 0 ARGO BLOCKCHAIN PLC Equity 040126104 14995 511945 SH SOLE 467821 0 44124 ATLAS TECHNICAL CONSULTANTS Equity 049430101 9855 808490 SH SOLE 808490 0 0 AURA BIOSCIENCES INC Equity 05153U107 220 23666 SH SOLE 23666 0 0 BLACK KNIGHT INC Equity 09215C105 3741 65000 SH SOLE 59285 0 5715 BLACKLINE INC Corporate Bond 09239BAD1 1695 2000000 PRN SOLE 2000000 0 0 BLOCK INC Convertible Bond 852234AF0 1911 2000000 PRN SOLE 2000000 0 0 BLUEROCK HOMES TRUST INC Equity 09631H100 766 38628 SH SOLE 38628 0 0 BROADMARK RLTY CAP INC Equity 11135B100 477 101531 SH SOLE 101531 0 0 CAESARS ENTERTAINMENT INC NE Equity Call 12769G900 53 55000 SH Call SOLE 55000 0 0 CARDIOVASCULAR SYS INC DEL Equity 141619106 31755 1598931 SH SOLE 1465192 0 133739 CLEARSIDE BIOMEDICAL INC Equity 185063104 68 65000 SH SOLE 65000 0 0 CRANE COMPANY Equity 224408104 739 6514 SH SOLE 6514 0 0 CVENT HOLDING CORP Equity 126677103 19695 2355847 SH SOLE 2158784 0 197063 DCP MIDSTREAM LP Equity 23311P100 58041 1391204 SH SOLE 1271907 0 119297 DISH NETWORK CORPORATION Equity 25470M109 156 16750 SH SOLE 16750 0 0 DIVERSEY HLDGS LTD Equity G28923103 30446 3763426 SH SOLE 3455694 0 307732 EQT CORP Equity 26884L109 209 6550 SH SOLE 6550 0 0 EVOQUA WATER TECHNOLOGIES CO Equity 30057T105 12165 244675 SH SOLE 226966 0 17709 FIRST HORIZON CORPORATION Equity Put 320517955 125 155700 SH Put SOLE 141900 0 13800 FIRST HORIZON CORPORATION Equity 320517105 55232 3106430 SH SOLE 2844008 0 262422 FOCUS FINL PARTNERS INC Equity 34417P100 35812 690426 SH SOLE 634744 0 55682 FORGEROCK INC Equity 34631B101 17856 866805 SH SOLE 799941 0 66864 GEN DIGITAL INC Equity Call 668771908 16 73500 SH Call SOLE 73500 0 0 GLOBUS MED INC Equity 379577208 6247 110300 SH SOLE 100987 0 9313 HARTFORD FINL SVCS GROUP INC Equity 416515104 1162 16672 SH SOLE 16672 0 0 HORIZON THERAPEUTICS PUB L Equity Put G46188951 24 46000 SH Put SOLE 42400 0 3600 HORIZON THERAPEUTICS PUB L Equity G46188101 62276 570608 SH SOLE 527569 0 43039 HOWMET AEROSPACE INC Equity Call 443201908 38 42500 SH Call SOLE 42500 0 0 INDUS REALTY TRUST INC Equity 45580R103 18920 285407 SH SOLE 265563 0 19844 IROBOT CORP Equity 462726100 5756 131893 SH SOLE 122609 0 9284 KAMAN CORP Convertible Bond 483548AF0 2870 3000000 PRN SOLE 3000000 0 0 KIMBALL INTL INC Equity 494274103 15581 1256548 SH SOLE 1154543 0 102005 LAKELAND BANCORP INC Equity 511637100 426 27263 SH SOLE 27263 0 0 MAGNACHIP SEMICONDUCTOR CORP Equity 55933J203 5505 593222 SH SOLE 552896 0 40326 MAXAR TECHNOLOGIES INC Equity 57778K105 32876 643874 SH SOLE 596448 0 47426 MOMENTIVE GLOBAL INC Equity Put 60878Y958 43 1728000 SH Put SOLE 1618700 0 109300 MOMENTIVE GLOBAL INC Equity 60878Y108 54850 5891464 SH SOLE 5383604 0 507860 NATIONAL INSTRS CORP Equity Put 636518952 6 20500 SH Put SOLE 20500 0 0 NATIONAL INSTRS CORP Equity 636518102 1140 21750 SH SOLE 21750 0 0 OAK STR HEALTH INC Convertible Bond 67181AAB3 1478 1500000 PRN SOLE 1500000 0 0 OAK STR HEALTH INC Equity 67181A107 23380 604451 SH SOLE 555743 0 48708 PARATEK PHARMACEUTICALS INC Convertible Bond 699374AB0 1687 2250000 PRN SOLE 2250000 0 0 PARATEK PHARMACEUTICALS INC Equity 699374302 33 13050 SH SOLE 13050 0 0 PHENOMEX INC Equity 084310101 77 66000 SH SOLE 66000 0 0 PNM RES INC Equity 69349H107 61278 1258787 SH SOLE 1155274 0 103513 PROVENTION BIO INC Equity 74374N102 22977 953407 SH SOLE 877350 0 76057 QUALTRICS INTL INC Equity Put 747601951 1 45000 SH Put SOLE 45000 0 0 QUALTRICS INTL INC Equity 747601201 51830 2906908 SH SOLE 2664944 0 241964 RADIUS GLOBAL INFRASTRCTRE I Equity 750481103 21635 1474764 SH SOLE 1359312 0 115452 RANGER OIL CORPORATION Equity 70788V102 11339 277634 SH SOLE 255379 0 22255 RINGCENTRAL INC Convertible Bond 76680RAF4 2734 3105000 PRN SOLE 3105000 0 0 RITCHIE BROS AUCTIONEERS Equity 767744105 3026 53760 SH SOLE 49034 0 4726 ROGERS CORP Equity 775133101 22870 139936 SH SOLE 130081 0 9855 SEAGEN INC Equity 81181C104 21954 108429 SH SOLE 100036 0 8393 SHAW COMMUNICATIONS INC Equity 82028K200 43730 1461559 SH SOLE 1352138 0 109421 SILICON MOTION TECHNOLOGY CO Equity 82706C108 22996 350981 SH SOLE 327206 0 23775 SPIRIT AIRLS INC Equity 848577102 1170 68126 SH SOLE 68126 0 0 SPOTIFY USA INC Convertible Bond 84921RAB6 2930 3500000 PRN SOLE 3500000 0 0 SUMO LOGIC INC Equity 86646P103 46126 3850252 SH SOLE 3523995 0 326257 TEGNA INC Equity 87901J105 61005 3607600 SH SOLE 3339638 0 267962 TRAVELCENTERS OF AMERICA INC Equity 89421B109 35011 404753 SH SOLE 371326 0 33427 UNIVAR SOLUTIONS INC Equity 91336L107 44602 1273242 SH SOLE 1168359 0 104883 VERINT SYSTEMS INC Convertible Bond 92343XAC4 1327 1500000 PRN SOLE 1500000 0 0 VMWARE INC Equity 928563402 64336 515303 SH SOLE 479848 0 35455 WEATHERFORD INTL PLC Equity G48833118 318 5350 SH SOLE 5350 0 0 WISDOMTREE INC Convertible Bond 97717PAD6 1424 1500000 PRN SOLE 1500000 0 0 XEROX HOLDINGS CORP Equity Call 98421M906 4 70000 SH Call SOLE 70000 0 0