GROUP ONE TRADING, L.P. - MELA SCIENCES INC ownership

MELA SCIENCES INC's ticker is and the CUSIP is 55277R950. A total of 2 filers reported holding MELA SCIENCES INC in Q4 2013. 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 MELA SCIENCES INC
ValueSharesWeighting
Q2 2014$0
-100.0%
1,0000.0%0.00%
Q1 2014$1,000
-75.0%
1,000
-84.6%
0.00%
Q4 2013$4,000
-42.9%
6,500
-36.9%
0.00%
Q3 2013$7,000
-90.3%
10,300
-86.7%
0.00%
-100.0%
Q2 2013$72,00077,4000.00%
Other shareholders
MELA SCIENCES INC shareholders Q4 2013
NameSharesValueWeighting ↓
GROUP ONE TRADING, L.P. 6,500$4,0000.00%
Citadel Advisors 1,100$1,0000.00%
View complete list of MELA SCIENCES INC shareholders