Granahan Investment Management - IMPERVA INC ownership

IMPERVA INC's ticker is IMPV and the CUSIP is 45321L100. A total of 123 filers reported holding IMPERVA INC in Q3 2014. The put-call ratio across all filers is 1.77 and the average weighting 0.1%.

Quarter-by-quarter ownership
Granahan Investment Management ownership history of IMPERVA INC
ValueSharesWeighting
Q3 2018$2,001,000
-7.7%
43,077
-4.2%
0.11%
-16.8%
Q2 2018$2,169,000
+17.8%
44,961
+5.7%
0.13%
-1.5%
Q1 2018$1,842,000
+9.1%
42,5360.0%0.13%0.0%
Q4 2017$1,689,000
-10.7%
42,536
-2.4%
0.13%
-15.8%
Q3 2017$1,891,000
-2.1%
43,580
+8.0%
0.16%
-11.2%
Q2 2017$1,931,000
+19.6%
40,345
+2.6%
0.18%
+9.9%
Q1 2017$1,614,000
-82.5%
39,310
-83.6%
0.16%
-48.7%
Q4 2016$9,212,000
-32.9%
239,900
-6.2%
0.32%
-29.8%
Q3 2016$13,734,000
-37.4%
255,700
-49.9%
0.45%
-43.8%
Q2 2016$21,939,000
+4.9%
510,100
+23.2%
0.80%
+5.3%
Q1 2016$20,909,000
+2.6%
414,030
+28.7%
0.76%
+8.4%
Q4 2015$20,372,000
-22.3%
321,780
-19.6%
0.70%
-13.7%
Q3 2015$26,217,000
-9.1%
400,380
-6.0%
0.81%
-0.5%
Q2 2015$28,839,000
+63.3%
425,980
+3.0%
0.82%
+61.6%
Q1 2015$17,664,000
-8.6%
413,680
+5.8%
0.50%
-10.5%
Q4 2014$19,322,000
+72.0%
390,9000.0%0.56%
+62.5%
Q3 2014$11,231,000
+43.8%
390,900
+31.0%
0.35%
+52.2%
Q2 2014$7,812,000
-45.7%
298,400
+15.5%
0.23%
-41.2%
Q1 2014$14,393,000
+12.5%
258,400
-2.8%
0.39%
+17.9%
Q4 2013$12,798,000
+16.7%
265,900
+1.9%
0.33%
+13.1%
Q3 2013$10,963,000
-6.7%
260,9000.0%0.29%
-13.9%
Q2 2013$11,751,000260,9000.34%
Other shareholders
IMPERVA INC shareholders Q3 2014
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