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
Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| STEELHEAD PARTNERS LLC | 33,500,000 | $48,489,000 | 3.67% |
| TENOR CAPITAL MANAGEMENT Co., L.P. | 44,000,000 | $63,590,000 | 1.64% |
| III Capital Management | 7,334,000 | $10,615,000 | 1.27% |
| SHENKMAN CAPITAL MANAGEMENT INC | 3,168,000 | $4,593,000 | 0.54% |
| LINDEN ADVISORS LP | 48,990,000 | $70,740,000 | 0.52% |
| Empyrean Capital Partners, LP | 9,303,000 | $13,408,000 | 0.38% |
| WOLVERINE ASSET MANAGEMENT LLC | 21,265,000 | $30,670,000 | 0.26% |
| ADVENT CAPITAL MANAGEMENT /DE/ | 6,500,000 | $9,378,000 | 0.20% |
| Polar Asset Management Partners Inc. | 10,000,000 | $14,456,000 | 0.14% |
| AQR Arbitrage LLC | 1,800,000 | $2,593,000 | 0.09% |