GROUP ONE TRADING, L.P. - STEINWAY MUSICAL INSTRS INC ownership

STEINWAY MUSICAL INSTRS INC's ticker is and the CUSIP is 858495954. A total of 1 filers reported holding STEINWAY MUSICAL INSTRS INC in Q3 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 STEINWAY MUSICAL INSTRS INC
ValueSharesWeighting
Q3 2013$1,198,00030,0000.02%
Other shareholders
STEINWAY MUSICAL INSTRS INC shareholders Q3 2013
NameSharesValueWeighting ↓
GROUP ONE TRADING, L.P. 30,000$1,198,0000.02%
View complete list of STEINWAY MUSICAL INSTRS INC shareholders