BlackRock Institutional Trust Company, N.A. - ZOGENIX INC ownership

ZOGENIX INC's ticker is ZGNX and the CUSIP is 98978L105. A total of 90 filers reported holding ZOGENIX INC in Q4 2013. The put-call ratio across all filers is - and the average weighting 0.2%.

Quarter-by-quarter ownership
BlackRock Institutional Trust Company, N.A. ownership history of ZOGENIX INC
ValueSharesWeighting
Q2 2015$3,348,000
+45.9%
1,993,043
+19.0%
0.00%
Q1 2015$2,294,000
+41.6%
1,674,308
+41.6%
0.00%
Q4 2014$1,620,000
+13.2%
1,182,249
-5.0%
0.00%
Q3 2014$1,431,000
-48.4%
1,244,043
-9.9%
0.00%
Q2 2014$2,774,000
-10.1%
1,380,333
+27.3%
0.00%
-100.0%
Q1 2014$3,084,000
-11.0%
1,083,914
+7.6%
0.00%0.0%
Q4 2013$3,466,000
+132.5%
1,007,663
+25.1%
0.00%
Q3 2013$1,491,000
+13.3%
805,762
+4.7%
0.00%
Q2 2013$1,316,000769,6030.00%
Other shareholders
ZOGENIX INC shareholders Q4 2013
NameSharesValueWeighting ↓
Opaleye Management Inc. 250,000$3,375,0001.66%
GAGNON SECURITIES LLC 131,083$1,770,0000.87%
PURA VIDA INVESTMENTS, LLC 58,750$793,0000.45%
View complete list of ZOGENIX INC shareholders