SIMPLEX TRADING, LLC - GIGAMON INC ownership

GIGAMON INC's ticker is and the CUSIP is 37518B902. A total of 2 filers reported holding GIGAMON INC in Q4 2016. The put-call ratio across all filers is - and the average weighting 0.0%.

Quarter-by-quarter ownership
SIMPLEX TRADING, LLC ownership history of GIGAMON INC
ValueSharesWeighting
Q4 2017$1,000
-96.6%
44
-58.9%
0.00%
-100.0%
Q3 2017$29,000
-91.6%
107
-85.8%
0.00%
-93.3%
Q2 2017$345,000
+3350.0%
752
+726.4%
0.02%
Q1 2017$10,000
-68.8%
91
-50.5%
0.00%
-100.0%
Q4 2016$32,000
-48.4%
184
+44.9%
0.00%
-50.0%
Q3 2016$62,000
-7.5%
127
+53.0%
0.00%0.0%
Q2 2016$67,000
+235.0%
83
-29.7%
0.00%
+100.0%
Q1 2016$20,000118
+11700.0%
0.00%
Q4 2015$01
-96.0%
0.00%
Q3 2015$0
-100.0%
25
-68.4%
0.00%
-100.0%
Q2 2015$53,000
+1225.0%
79
+507.7%
0.00%
Q4 2014$4,000130.00%
Other shareholders
GIGAMON INC shareholders Q4 2016
NameSharesValueWeighting ↓
GROUP ONE TRADING, L.P. 10,700$300,0000.01%
Citadel Advisors 25,300$710,0000.00%
View complete list of GIGAMON INC shareholders