GROUP ONE TRADING, L.P. - CORNERSTONE THERAPEUTICS INC ownership

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CORNERSTONE THERAPEUTICS INC's ticker is and the CUSIP is 21924P953. A total of 1 filers reported holding CORNERSTONE THERAPEUTICS INC in Q3 2013. The put-call ratio across all filers is - and the average weighting 0.0%.

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Quarter-by-quarter ownership
GROUP ONE TRADING, L.P. ownership history of CORNERSTONE THERAPEUTICS INC
ValueSharesWeighting
Q3 2013$23,000
-86.8%
2,400
-88.9%
0.00%
-100.0%
Q2 2013$174,000–21,700–0.00%–
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Other shareholders
CORNERSTONE THERAPEUTICS INC shareholders Q3 2013
NameSharesValueWeighting ↓
GROUP ONE TRADING, L.P. 2,400$23,0000.00%
View complete list of CORNERSTONE THERAPEUTICS INC shareholders