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

BIODEL INC's ticker is and the CUSIP is 09064M904. A total of 3 filers reported holding BIODEL 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 BIODEL INC
ValueSharesWeighting
Q3 2016$2,000
+100.0%
5,000
+38.9%
0.00%
Q4 2015$1,000
-50.0%
3,600
-10.0%
0.00%
Q3 2015$2,000
-50.0%
4,000
-2.4%
0.00%
Q2 2015$4,000
-82.6%
4,100
-78.5%
0.00%
Q1 2015$23,000
+475.0%
19,100
+536.7%
0.00%
Q4 2014$4,0000.0%3,000
+25.0%
0.00%
Q3 2014$4,000
-20.0%
2,4000.0%0.00%
Q2 2014$5,000
-90.4%
2,400
-87.4%
0.00%
-100.0%
Q1 2014$52,000
-90.0%
19,100
-91.6%
0.00%
-87.5%
Q4 2013$520,000
-57.0%
227,900
-40.7%
0.01%
-65.2%
Q3 2013$1,210,000
+1412.5%
384,000
+1910.5%
0.02%
+1050.0%
Q2 2013$80,00019,1000.00%
Other shareholders
BIODEL INC shareholders Q4 2014
NameSharesValueWeighting ↓
Citadel Advisors 12,600$17,0000.00%
SIMPLEX TRADING, LLC 1$00.00%
GROUP ONE TRADING, L.P. 3,000$4,0000.00%
View complete list of BIODEL INC shareholders