WATER ISLAND CAPITAL LLC - IMPERVA INC ownership

IMPERVA INC's ticker is IMPV and the CUSIP is 45321L100. A total of 178 filers reported holding IMPERVA INC in Q4 2016. The put-call ratio across all filers is 0.69 and the average weighting 0.4%.

Quarter-by-quarter ownership
WATER ISLAND CAPITAL LLC ownership history of IMPERVA INC
ValueSharesWeighting
Q4 2018$70,165,000
+1086.8%
1,259,927
+1044.7%
5.23%
+1294.1%
Q3 2016$5,912,000
+6774.4%
110,068
+5403.4%
0.38%
+9275.0%
Q2 2016$86,0002,0000.00%
Other shareholders
IMPERVA INC shareholders Q4 2016
NameSharesValueWeighting ↓
NORTH RUN CAPITAL, LP 629,659$24,997,00015.27%
Triarii Capital Management LP 140,000$5,558,0006.05%
RGM Capital, LLC 1,286,507$51,074,0004.75%
ETF MANAGERS GROUP, LLC 1,247,058$50,381,0003.64%
AidennLair Capital Management LP 120,562$4,786,0003.34%
13D Management LLC 198,791$7,892,0002.35%
KOPP INVESTMENT ADVISORS LLC 47,637$1,891,0001.89%
EMINENCE CAPITAL, LP 2,885,315$114,547,0001.75%
GO ETF SOLUTIONS LLP 276,022$10,958,0001.59%
Stanley-Laman Group, Ltd. 125,011$4,963,0001.07%
View complete list of IMPERVA INC shareholders