ESSEX INVESTMENT MANAGEMENT CO LLC - VOCERA COMMUNICATIONS INC ownership

VOCERA COMMUNICATIONS INC's ticker is VCRA and the CUSIP is 92857F107. A total of 117 filers reported holding VOCERA COMMUNICATIONS INC in Q1 2016. The put-call ratio across all filers is 0.01 and the average weighting 0.2%.

Quarter-by-quarter ownership
ESSEX INVESTMENT MANAGEMENT CO LLC ownership history of VOCERA COMMUNICATIONS INC
ValueSharesWeighting
Q4 2017$3,040,000
-0.3%
100,594
+3.5%
0.40%
-3.1%
Q3 2017$3,049,000
-2.0%
97,190
-17.4%
0.41%
-7.0%
Q2 2017$3,110,000
+35.9%
117,724
+27.7%
0.44%
+24.0%
Q1 2017$2,289,000
+25.9%
92,185
-6.2%
0.36%
+20.1%
Q4 2016$1,818,000
+17.6%
98,326
+7.5%
0.30%
+20.1%
Q3 2016$1,546,000
-12.8%
91,455
-33.7%
0.25%
-15.6%
Q2 2016$1,772,000
+48.4%
137,921
+47.3%
0.30%
+43.9%
Q1 2016$1,194,000
+29.8%
93,623
+24.2%
0.20%
+42.4%
Q4 2015$920,000
+1.5%
75,393
-5.1%
0.14%
-3.4%
Q3 2015$906,000
+4.4%
79,444
+4.7%
0.15%
+13.7%
Q2 2015$868,00075,8430.13%
Other shareholders
VOCERA COMMUNICATIONS INC shareholders Q1 2016
NameSharesValueWeighting ↓
No Street GP LP 550,000$35,662,0005.75%
G2 Investment Partners Management LLC 335,000$21,721,0003.74%
Brown Capital Management 4,455,563$288,899,0002.39%
Hood River Capital Management LLC 1,034,620$67,085,0002.01%
GENEVA CAPITAL MANAGEMENT LLC 1,885,205$122,236,0001.97%
Conestoga Capital Advisors, LLC 2,190,473$142,030,0001.85%
Lisanti Capital Growth, LLC 153,460$9,950,0001.44%
Intrinsic Edge Capital Management LLC 321,486$20,845,0001.33%
HANSEATIC MANAGEMENT SERVICES INC 9,418$611,0001.00%
Alpha DNA Investment Management LLC 23,084$1,496,0000.94%
View complete list of VOCERA COMMUNICATIONS INC shareholders