VANGUARD GROUP INC - ZOGENIX INC ownership

ZOGENIX INC's ticker is ZGNX and the CUSIP is 98978L105. A total of 84 filers reported holding ZOGENIX INC in Q3 2014. The put-call ratio across all filers is 0.58 and the average weighting 0.0%.

Quarter-by-quarter ownership
VANGUARD GROUP INC ownership history of ZOGENIX INC
ValueSharesWeighting
Q2 2015$7,496,000
+26.8%
4,462,057
+3.4%
0.00%
Q1 2015$5,914,000
+13.5%
4,317,263
+13.5%
0.00%
Q4 2014$5,211,000
+28.1%
3,803,283
+7.5%
0.00%
Q3 2014$4,069,000
-41.2%
3,538,454
+2.7%
0.00%
-100.0%
Q2 2014$6,924,000
-26.5%
3,444,706
+4.0%
0.00%0.0%
Q1 2014$9,424,000
-1.8%
3,312,402
+18.7%
0.00%0.0%
Q4 2013$9,601,000
+151.5%
2,790,992
+36.0%
0.00%
Q3 2013$3,817,000
+14.6%
2,051,960
+5.4%
0.00%
Q2 2013$3,330,0001,947,4770.00%
Other shareholders
ZOGENIX INC shareholders Q3 2014
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