SIMPLEX TRADING, LLC - IMPERVA INC ownership

IMPERVA INC's ticker is IMPV and the CUSIP is 45321L100. A total of 190 filers reported holding IMPERVA INC in Q2 2018. The put-call ratio across all filers is 1.29 and the average weighting 0.3%.

Quarter-by-quarter ownership
SIMPLEX TRADING, LLC ownership history of IMPERVA INC
ValueSharesWeighting
Q4 2018$194,000
+487.9%
3,488
+356.5%
0.00%0.0%
Q1 2018$33,000
-5.7%
764
-14.8%
0.00%
-50.0%
Q4 2017$35,000
-82.1%
897
-78.1%
0.00%
-75.0%
Q2 2017$195,000
-56.3%
4,089
-64.8%
0.01%
-70.4%
Q4 2016$446,000
-51.2%
11,623
-31.7%
0.03%
-56.5%
Q3 2016$914,000
-6.6%
17,018
-25.3%
0.06%
-4.6%
Q2 2016$979,000
+387.1%
22,780
+471.6%
0.06%
+306.2%
Q1 2016$201,0003,9850.02%
Other shareholders
IMPERVA INC shareholders Q2 2018
NameSharesValueWeighting ↓
Sheffield Asset Management, L.L.C. 505,814$24,406,00017.73%
RGM Capital, LLC 1,777,212$85,750,0007.73%
NORTH RUN CAPITAL, LP 272,000$13,124,0007.07%
KOPP INVESTMENT ADVISORS LLC 76,995$3,715,0003.48%
Triarii Capital Management LP 65,000$3,136,0002.93%
13D Management LLC 219,776$10,604,0002.70%
BROADVIEW ADVISORS LLC 283,975$13,702,0002.19%
EMINENCE CAPITAL, LP 2,735,288$131,978,0001.80%
Stanley-Laman Group, Ltd. 118,948$5,739,0001.29%
Family Management Corp 35,000$1,689,0001.05%
View complete list of IMPERVA INC shareholders