HolderBook

WATER ISLAND CAPITAL LLC

Reported holdings as of Q2 2026, from 31 quarterly filings.

CIK
1222765
Reported value
$1.1B
Positions
85
Top 10 weight
43.0%
Filed
2026-08-14
Days after quarter end
45

Holdings

SecurityTickerValue SharesWeightWeight change Held Change
TAYLOR MORRISON HOME CORPTMHC$52.2M727,4924.85%-newNEW
ELECTRONIC ARTS INCEA$51.9M252,9324.82%-0.86pp4q+1.2%+$624.1K
CHART INDS INCGTLS$49.6M237,5994.62%+0.23pp4q+25.1%+$10.0M
PENUMBRA INCPEN$47.5M150,4564.42%+0.02pp2q+25.3%+$9.6M
WARNER BROS DISCOVERY INCWBD$46.4M1,740,4684.32%-0.64pp3q+7.6%+$3.3M
JANUS HENDERSON GROUP PLCJHG$46.3M890,9164.31%-0.98pp3q-3.4%-$1.6M
NORFOLK SOUTHN CORPNSC$46.0M146,2834.28%-0.02pp4q+9.1%+$3.8M
TXNM ENERGY INCTXNM$41.9M737,7343.90%-0.51pp5q+9.3%+$3.6M
WARNER BROS DISCOVERY INC OPTWBD$40.7Moptions only3.78%+0.56pp3qOPTIONS
CAESARS ENTERTAINMENT INC NECZR$39.6M1,313,0743.69%+3.60pp2q+4351.1%+$38.7M
STATE STR SPDR S&P 500 ETF T OPTSPY$33.6Moptions only3.13%-newOPTIONS
WEBSTER FINL CORPWBS$33.4M437,2103.11%-0.12pp2q+5.1%+$1.6M
NATIONAL STORAGE AFFILIATESNSA$32.4M728,4543.01%+0.59pp2q+26.4%+$6.8M
SILICON LABORATORIES INCSLAB$32.4M148,1383.01%+1.65pp2q+153.6%+$19.6M
LIVERAMP HLDGS INCRAMP$30.3M805,3272.82%-newNEW
CATALYST PHARMACEUTICALS INCCPRX$29.3M933,8192.73%-newNEW
DOMINION ENERGY INCD$26.0M381,2312.42%-newNEW
ARCOSA INCACA$25.2M173,5892.35%-newNEW
BIO-TECHNE CORPTECH$23.7M335,7272.21%-newNEW
WHITESTONE REITWSR$23.3M1,227,7092.17%-newNEW
ROKU INCROKU$22.8M164,8902.12%-newNEW
TOPBUILD CORBLD$21.8M51,2512.03%-newNEW
DIGITALBRIDGE GROUP INCDBRG$21.7M1,376,3802.02%-0.22pp3q+6.0%+$1.2M
AVANOS MED INCAVNS$19.9M799,0021.85%-newNEW
SILA REALTY TRUST INCSILA$18.9M623,8721.76%-newNEW
ORGANON & COOGN$18.6M1,374,8991.73%-newNEW
STELLAR BANCORP INCSTEL$15.1M383,2271.40%-0.36pp2q-11.1%-$1.9M
ORGANON & CO OPTOGN$13.2Moptions only1.23%-newOPTIONS
NUVALENT INCNUVL$12.8M103,9791.19%-newNEW
APOGEE THERAPEUTICS INCAPGE$12.6M94,9001.17%-newNEW
STATE STR SPDR S&P 500 ETF T OPTSPY$11.2Moptions only1.04%-newOPTIONS
NUVALENT INC OPTNUVL$10.4Moptions only0.96%-newOPTIONS
NUVALENT INC OPTNUVL$10.4Moptions only0.96%-newOPTIONS
XOMA ROYALTY CORPORATIONXOMA$10.3M242,0000.96%-newNEW
TXNM ENERGY INC$7.8M6,000,0000.73%-0.17pp5qDEBT
RAPID7 INC$7.8M8,501,5300.73%+0.19pp8qDEBT
KENVUE INCKVUE$7.7M402,0420.71%-0.63pp3q-42.6%-$5.7M
VARONIS SYS INC$4.9M5,000,0000.45%+0.16pp3qDEBT
BENTLEY SYS INC$4.8M5,000,0000.45%-0.08pp9qDEBT
ETSY INC$4.7M5,000,0000.44%-newDEBT
LIVERAMP HLDGS INC OPTRAMP$4.4Moptions only0.41%-newOPTIONS
ALPHABET INCGOOGN$4.3M85,0000.40%-newNEW
REDFIN CORP$4.3M4,500,0000.40%-0.08pp6qDEBT
SNAP INC$4.1M5,000,0000.38%-newDEBT
QXO INC OPTQXOPRB$3.5Moptions only0.32%-newOPTIONS
AXALTA COATING SYS LTDAXTA$3.3M97,5000.31%-0.33pp3q-52.9%-$3.7M
GLOBALSTAR INCGSAT$2.5M30,6680.23%-newNEW
AES CORPAES$2.5M167,5700.23%-0.06pp2q-9.8%-$267.7K
UNIFIRST CORP MASSUNF$2.4M9,0450.22%-0.50pp2q-64.9%-$4.4M
APOGEE THERAPEUTICS INC OPTAPGE$2.3Moptions only0.22%-newOPTIONS
ESPERION THERAPEUTICS INC NEESPR$1.9M612,7740.18%-newNEW
PAYONEER GLOBAL INCPAYO$1.8M258,2160.17%-newNEW
NCR ATLEOS CORPORATIONNATL$1.8M41,8600.17%-0.02pp2q+7.5%+$126.8K
BRIGHTHOUSE FINL INCBHF$1.8M28,3290.17%-0.06pp3q-15.4%-$326.7K
QORVO INCQRVO$1.8M19,0520.17%-newNEW
ALLIED GOLD CORPAAUC$1.7M73,0160.16%-0.09pp2qHELD
SELECT MED HLDGS CORPSEM$1.4M82,4920.13%-0.06pp2q-20.3%-$346.3K
EQT CORPEQT$1.3M25,0000.12%-newNEW
TALKSPACE INCTALK$1.3M242,6550.12%-0.01pp2q+12.3%+$137.8K
GLOBAL BUSINESS TRAVEL GROUPGBTG$1.3M133,4560.12%-newNEW
IHS HOLDING LIMITEDIHS$1.2M150,2350.12%-0.01pp2q+9.2%+$104.0K
CLEAR CHANNEL OUTDOOR HLDGSCCO$1.2M507,8560.11%-0.01pp2q+6.1%+$71.0K
HONEYWELL AEROSPACE INCHONA$1.1M5,0000.10%-newNEW
NORTHWESTERN ENERGY GROUP INNWE$976.4K13,6330.09%-0.01pp4q-1.5%-$14.7K
EQUITABLE HLDGS INCEQH$908.4K20,7010.08%-newNEW
ECHOSTAR CORPECHO$862.8K8,5000.08%+0.03pp2q+112.5%+$456.8K
BOEING COBA$757.6K3,5000.07%-0.09pp2q-51.6%-$808.3K
PVH CORPORATIONPVH$742.6K10,0000.07%-newNEW
SKYWEST INCSKYW$695.3K7,0000.06%-newNEW
CROSS CTRY HEALTHCARE INCCCRN$655.4K49,6120.06%-newNEW
VARONIS SYS INC OPTVRNS$629.4Koptions only0.06%-newOPTIONS
TRUBRIDGE INCTBRG$609.4K23,2510.06%-newNEW
INTERNATIONAL MONEY EXPRESSIMXI$608.9K42,1400.06%flat4q+27.2%+$130.3K
SIMULATIONS PLUS INCSLP$608.6K33,2380.06%-newNEW
NATHANS FAMOUS INCNATH$596.5K5,8710.06%flat2q+17.6%+$89.1K
VIKING THERAPEUTICS INCVKTX$585.1K15,0000.05%+0.02pp2q+45.9%+$184.1K
ALASKA AIR GROUP INCALK$574.2K11,0000.05%+0.01pp2q+7.2%+$38.4K
HONEYWELL INTL INCHON$559.8K2,5000.05%-newNEW
PACIFIC BIOSCIENCES CALIF INPACB$459.8K273,6660.04%flat2q+0.6%+$2.7K
AURA BIOSCIENCES INCAURA$426.0K60,0000.04%-newNEW
ASTRONOVA INCALOT$340.8K11,9720.03%-newNEW
UNITED AIRLS HLDGS INCUAL$340.0K2,5000.03%-0.02pp2q-50.0%-$340.0K
V F CORPVFC$250.2K15,0000.02%-newNEW
PENN ENTERTAINMENT INCPENN$213.6K10,0000.02%-0.04pp2q-71.4%-$534.0K
DICKS SPORTING GOODS INCDKS$136.1K6000.01%-0.11pp3q-88.8%-$1.1M

By sector

Industry comes from the SIC code on each company's own SEC filings, which is self-reported and sometimes out of date. Derivative exposure is counted with the shares. Securities the SEC assigns no industry - funds, trusts, foreign issues - are shown as not classified rather than dropped.

Telecom & Media 10.6%Software & IT Services 8.2%Biotech & Pharma 6.7%Utilities 6.6%Transport & Logistics 4.5%Medical Devices 4.4%Business Services 4.3%Funds & ETFs 4.2%Semiconductors & Electronics 3.2%Banks & Lending 3.1%Industrials 2.3%Capital Markets 2.0%Other sectors 2.1%Not classified 37.7%
 
SectorValueShare
Telecom & Media$114.4M10.6%
Software & IT Services$87.8M8.2%
Biotech & Pharma$71.9M6.7%
Utilities$71.4M6.6%
Transport & Logistics$48.9M4.5%
Medical Devices$47.5M4.4%
Business Services$45.9M4.3%
Funds & ETFs$44.8M4.2%
Semiconductors & Electronics$34.2M3.2%
Banks & Lending$33.4M3.1%
Industrials$25.2M2.3%
Capital Markets$21.7M2.0%
Other sectors$22.7M2.1%
Not classified$405.3M37.7%

Quarter by quarter

QuarterValuePositions NewAddedTrimmed ExitedTop 10 Days to file
Q2 2026$1.1B854423135743.0%45
Q1 2026$895.6M985919105245.4%45
Q4 2025$927.6M9161995438.5%48
Q3 2025$793.3M8458655037.2%45
Q2 2025$702.0M76381464647.8%45
Q1 2025$764.1M84417173549.2%45
Q4 2024$925.7M78371983846.5%44
Q3 2024$992.7M793316182946.1%45
Q2 2024$986.6M75379192343.4%137
Q1 2024$961.8M61305122755.5%228
Q4 2023$1.0B5835955857.1%319
Q3 2023$1.1B81407173553.1%411
Q2 2023$1.2B763318103253.6%503
Q1 2023$1.3B75361594848.6%594
Q4 2022$1.2B873515214746.7%684
Q3 2022$1.8B994818163537.5%45
Q2 2022$1.6B863617203539.1%46
Q1 2022$2.0B853922115034.6%43
Q4 2021$1.8B965915103355.4%45
Q3 2021$1.7B70431354460.2%43
Q2 2021$1.9B71461407149.7%43
Q1 2021$1.6B96498285848.1%43
Q4 2020$1.4B105638175457.3%41
Q3 2020$1.2B964815183358.8%43
Q2 2020$1.1B815016112781.8%43
Q1 2020$1.4B58331544171.5%42
Q4 2019$1.4B66441085669.7%42
Q3 2019$1.6B783010295364.9%43
Q2 2019$4.3B1015126109454.4%43
Q1 2019$3.7B144953784747.6%33
Q4 2018$1.3B96000052.3%36

Rows marked UNVERIFIED ID, PLACEHOLDER ID, TICKER AS ID or NON-CUSIP ID carry an identifier that is not a valid CUSIP. They are shown because the filer reported that money, but treat the security named with caution - hover the chip for what is wrong with it, and see the methodology.

Held counts consecutive filings in which this manager reported the position, and can reach further back than the quarters listed above: the tabs begin at Q4 2018 because earlier coverage is too sparse to describe a market, but tenure is counted over every filing we hold, some reaching to 2007. A position sold and later rebought starts again from one.

Weight change is the shift in this position's share of the whole book, in percentage points. It is the more useful column: when money flows into or out of a broad fund, almost every holding is bought or sold at once, so added and trimmed largely track flows. A weight that rose while the book shrank is a decision. Both compare with the previous quarter this filer reported, not the previous calendar quarter.