CITIGROUP INC - ALTAIR ENGR INC ownership

ALTAIR ENGR INC's ticker is and the CUSIP is 021369AA1. A total of 14 filers reported holding ALTAIR ENGR INC in Q1 2023. The put-call ratio across all filers is - and the average weighting 0.3%.

Quarter-by-quarter ownership
CITIGROUP INC ownership history of ALTAIR ENGR INC
ValueSharesWeighting
Q3 2023$8,085
-17.5%
6,0000.0%0.00%
Q2 2023$9,798
+4.5%
6,0000.0%0.00%
Q1 2023$9,372
+41.0%
6,0000.0%0.00%
Q4 2022$6,645
-5.1%
6,0000.0%0.00%
Q3 2022$7,0000.0%6,0000.0%0.00%
Q2 2022$7,000
-22.2%
6,0000.0%0.00%
Q1 2022$9,000
-10.0%
6,0000.0%0.00%
Q4 2021$10,000
+11.1%
6,0000.0%0.00%
Q3 2021$9,0000.0%6,0000.0%0.00%
Q2 2021$9,000
+125.0%
6,000
+100.0%
0.00%
Q1 2021$4,0000.0%3,0000.0%0.00%
Q4 2020$4,000
+33.3%
3,0000.0%0.00%
Q3 2020$3,0000.0%3,0000.0%0.00%
Q2 2020$3,0000.0%3,0000.0%0.00%
Q1 2020$3,000
-98.1%
3,000
-98.1%
0.00%
Q3 2019$157,000156,0000.00%
Other shareholders
ALTAIR ENGR INC shareholders Q1 2023
NameSharesValueWeighting ↓
Boussard & Gavaudan Investment Management LLP 12,170$17,956,0002.36%
STEELHEAD PARTNERS LLC 23,000,000$33,305,0002.29%
TENOR CAPITAL MANAGEMENT Co., L.P. 36,000,000$52,127,0001.02%
III Capital Management 5,084,000$7,382,0000.64%
WOLVERINE ASSET MANAGEMENT LLC 37,015,000$53,561,0000.52%
SHENKMAN CAPITAL MANAGEMENT INC 2,848,000$4,113,0000.52%
Polar Asset Management Partners Inc. 27,500,000$39,821,0000.43%
CAPSTONE INVESTMENT ADVISORS, LLC 31,300,000$45,213,0000.12%
ADVENT CAPITAL MANAGEMENT /DE/ 4,850,000$7,021,0000.11%
Calamos Advisors LLC 10,000,000$14,480,0000.05%
View complete list of ALTAIR ENGR INC shareholders