Walleye Trading LLC - IMPERVA INC ownership

IMPERVA INC's ticker is IMPV and the CUSIP is 45321L100. A total of 117 filers reported holding IMPERVA INC in Q2 2013. The put-call ratio across all filers is 0.19 and the average weighting 0.2%.

Quarter-by-quarter ownership
Walleye Trading LLC ownership history of IMPERVA INC
ValueSharesWeighting
Q4 2018$228,000
+20.0%
4,1000.0%0.00%
+100.0%
Q3 2018$190,000
-56.9%
4,100
-55.1%
0.00%
-50.0%
Q2 2018$441,000
-72.8%
9,126
-75.6%
0.00%
-77.8%
Q1 2018$1,623,000
-31.1%
37,469
-36.8%
0.01%
-25.0%
Q4 2017$2,354,000
+37.9%
59,304
+50.5%
0.01%
+50.0%
Q3 2017$1,707,000
+319.4%
39,400
+363.7%
0.01%
+300.0%
Q2 2017$407,000
-29.9%
8,496
-39.9%
0.00%
-33.3%
Q1 2017$581,000
-72.3%
14,126
-74.1%
0.00%
-78.6%
Q4 2016$2,095,000
-26.2%
54,600
+3.4%
0.01%
-26.3%
Q3 2016$2,837,000
+79.7%
52,800
+43.8%
0.02%
+72.7%
Q2 2016$1,579,000
+7795.0%
36,726
+9081.5%
0.01%
Q1 2016$20,000
-94.6%
400
-93.2%
0.00%
-100.0%
Q4 2015$371,000
+41.6%
5,858
+46.4%
0.00%
+33.3%
Q3 2015$262,000
+13.4%
4,000
+17.6%
0.00%0.0%
Q2 2015$231,000
+89.3%
3,400
+19.5%
0.00%
Q1 2015$122,000
-21.3%
2,844
-9.5%
0.00%
-100.0%
Q4 2014$155,000
-63.9%
3,142
-78.9%
0.00%
-80.0%
Q3 2014$429,000
-76.1%
14,880
-78.3%
0.01%
-79.2%
Q2 2014$1,793,000
+858.8%
68,492
+1945.8%
0.02%
+1100.0%
Q1 2014$187,000
-10.1%
3,348
-22.2%
0.00%0.0%
Q4 2013$208,000
-7.1%
4,304
-19.3%
0.00%0.0%
Q3 2013$224,000
+25.1%
5,333
+34.1%
0.00%0.0%
Q2 2013$179,0003,9770.00%
Other shareholders
IMPERVA INC shareholders Q2 2013
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