Calamos Advisors LLC - ALTAIR ENGR INC ownership

ALTAIR ENGR INC's ticker is and the CUSIP is 021369AA1. A total of 31 filers reported holding ALTAIR ENGR INC in Q4 2020. The put-call ratio across all filers is - and the average weighting 0.2%.

Quarter-by-quarter ownership
Calamos Advisors LLC ownership history of ALTAIR ENGR INC
ValueSharesWeighting
Q1 2022$14,480,000
-15.1%
10,000,0000.0%0.05%
-15.6%
Q4 2021$17,059,000
+9.9%
10,000,0000.0%0.06%
-5.9%
Q3 2021$15,521,000
-0.1%
10,000,0000.0%0.07%
-4.2%
Q2 2021$15,539,000
+7.4%
10,000,0000.0%0.07%
-10.1%
Q1 2021$14,474,000
+5.4%
10,000,0000.0%0.08%
-1.2%
Q4 2020$13,733,000
+23.7%
10,000,0000.0%0.08%
+12.7%
Q3 2020$11,105,000
+5.3%
10,000,0000.0%0.07%
-5.3%
Q2 2020$10,545,000
+19.4%
10,000,0000.0%0.08%
+8.7%
Q1 2020$8,829,000
-13.1%
10,000,0000.0%0.07%
+38.0%
Q4 2019$10,162,000
+0.7%
10,000,0000.0%0.05%
-9.1%
Q3 2019$10,087,000
-7.2%
10,000,0000.0%0.06%
-8.3%
Q2 2019$10,873,00010,000,0000.06%
Other shareholders
ALTAIR ENGR INC shareholders Q4 2020
NameSharesValueWeighting ↓
Boussard & Gavaudan Investment Management LLP 15,850$21,493,4482.51%
Warberg Asset Management LLC 6,700,000$9,061,9071.83%
TENOR CAPITAL MANAGEMENT Co., L.P. 45,893,000$62,454,0681.34%
CAPSTONE INVESTMENT ADVISORS, LLC 6,429,000$8,679,1500.04%
FMR LLC 6,135,000$8,266,9130.00%
CITIGROUP INC 6,000$8,0850.00%
ROYAL BANK OF CANADA 65,000$103,0000.00%
WELLS FARGO & COMPANY/MN 221,000$350,8680.00%
JPMORGAN CHASE & CO 410,000$650,9320.00%
NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO 6,000$8,0850.00%
View complete list of ALTAIR ENGR INC shareholders