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

ALTAIR ENGR INC's ticker is ALTR and the CUSIP is 021369103. A total of 111 filers reported holding ALTAIR ENGR INC in Q1 2020. The put-call ratio across all filers is 0.12 and the average weighting 0.1%.

Quarter-by-quarter ownership
GROUP ONE TRADING, L.P. ownership history of ALTAIR ENGR INC
ValueSharesWeighting
Q4 2021$8,000
-66.7%
100
-83.3%
0.00%
Q2 2020$24,000
+50.0%
6000.0%0.00%
Q1 2020$16,000
-44.8%
600
-25.0%
0.00%
Q4 2019$29,000
+866.7%
800
+700.0%
0.00%
Q3 2019$3,0001000.00%
Other shareholders
ALTAIR ENGR INC shareholders Q1 2020
NameSharesValueWeighting ↓
Well Done, LLC 13,316,757$13,342,0001.61%
Conestoga Capital Advisors, LLC 1,599,630$55,379,0001.42%
Tygh Capital Management, Inc. 175,002$6,059,0001.08%
OBERWEIS ASSET MANAGEMENT INC/ 130,575$4,521,0001.02%
Redwood Investments, LLC 276,656$9,578,0000.74%
Matrix Capital Management Company, LP 704,625$24,394,0000.60%
Pier Capital, LLC 98,328$3,404,0000.58%
Impax Asset Management Group plc 1,066,655$36,472,0000.48%
BAMCO INC /NY/ 1,974,757$68,366,0000.28%
PALISADE CAPITAL MANAGEMENT, LP 257,771$8,924,0000.27%
View complete list of ALTAIR ENGR INC shareholders