GROUP ONE TRADING, L.P. - AFFYMETRIX INC ownership

AFFYMETRIX INC's ticker is and the CUSIP is 00826T908. A total of 3 filers reported holding AFFYMETRIX INC in Q4 2014. The put-call ratio across all filers is - and the average weighting 0.0%.

Quarter-by-quarter ownership
GROUP ONE TRADING, L.P. ownership history of AFFYMETRIX INC
ValueSharesWeighting
Q1 2016$1,181,000
+2008.9%
84,300
+1432.7%
0.02%
+1600.0%
Q4 2015$56,000
+75.0%
5,500
+48.6%
0.00%
Q3 2015$32,000
-94.6%
3,700
-93.2%
0.00%
-100.0%
Q2 2015$595,000
-2.3%
54,500
+12.4%
0.01%
-20.0%
Q1 2015$609,000
+159.1%
48,500
+103.8%
0.01%
+150.0%
Q4 2014$235,000
+161.1%
23,800
+110.6%
0.00%
+300.0%
Q3 2014$90,000
-24.4%
11,300
-15.0%
0.00%
-50.0%
Q2 2014$119,000
+310.3%
13,300
+232.5%
0.00%
Q1 2014$29,000
-94.2%
4,000
-93.1%
0.00%
-100.0%
Q4 2013$497,000
+70.8%
58,000
+23.7%
0.01%
+33.3%
Q3 2013$291,000
+809.4%
46,900
+560.6%
0.01%
+500.0%
Q2 2013$32,0007,1000.00%
Other shareholders
AFFYMETRIX INC shareholders Q4 2014
NameSharesValueWeighting ↓
GROUP ONE TRADING, L.P. 23,800$235,0000.00%
SIMPLEX TRADING, LLC 162$26,0000.00%
Citadel Advisors 21,200$209,0000.00%
View complete list of AFFYMETRIX INC shareholders