GROUP ONE TRADING, L.P. - AASTROM BIOSCIENCES INC ownership

AASTROM BIOSCIENCES INC's ticker is ASTM and the CUSIP is 00253U305. A total of 1 filers reported holding AASTROM BIOSCIENCES 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 AASTROM BIOSCIENCES INC
ValueSharesWeighting
Q4 2013$014
-94.7%
0.00%
Q3 2013$02660.0%0.00%
Q2 2013$02660.00%
Other shareholders
AASTROM BIOSCIENCES INC shareholders Q4 2013
NameSharesValueWeighting ↓
SABBY MANAGEMENT, LLC 5,189,214$1,437,0000.09%
Investors Capital Advisory Services 49,550$13,0000.00%
NEW ENGLAND SECURITIES CORP /MA/ 3,000$1,0000.00%
OPPENHEIMER & CO INC 60,000$17,0000.00%
Virtu KCG Holdings LLC 206,674$58,0000.00%
LADENBURG THALMANN FINANCIAL SERVICES INC. 350$00.00%
BLACKROCK ADVISORS LLC 10,040$3,0000.00%
UBS AG 250$00.00%
NOMURA HOLDINGS INC 29,600$8,0000.00%
AMERICAN INTERNATIONAL GROUP, INC. 11,935$3,330,0000.00%
View complete list of AASTROM BIOSCIENCES INC shareholders