GROUP ONE TRADING, L.P. - ALTAIR ENGR INC ownership

ALTAIR ENGR INC's ticker is and the CUSIP is 021369953. A total of 3 filers reported holding ALTAIR ENGR INC in Q1 2020. 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 ALTAIR ENGR INC
ValueSharesWeighting
Q1 2020$24,0009000.00%
Other shareholders
ALTAIR ENGR INC shareholders Q1 2020
NameSharesValueWeighting ↓
CONCOURSE FINANCIAL GROUP SECURITIES, INC. 0$00.00%
GROUP ONE TRADING, L.P. 900$24,0000.00%
SIMPLEX TRADING, LLC 2$5,0000.00%
View complete list of ALTAIR ENGR INC shareholders