ALTAIR ENGR INC's ticker is ALTR and the CUSIP is 021369103. A total of 172 filers reported holding ALTAIR ENGR INC in Q3 2021. The put-call ratio across all filers is - and the average weighting 0.1%.
Quarter-by-quarter ownership
Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Polarity Investment Partners LP | 42,132 | $2,713,000 | 6.66% |
| Matrix Capital Management Company, LP | 8,600,000 | $553,840,000 | 6.65% |
| Conestoga Capital Advisors, LLC | 2,362,649 | $152,155,000 | 2.30% |
| Diversified Portfolios, Inc. | 148,289 | $9,550,000 | 2.29% |
| Capital Impact Advisors, LLC | 17,062 | $1,099,000 | 0.80% |
| PALISADE CAPITAL MANAGEMENT, LP | 427,960 | $27,561,000 | 0.63% |
| Intrinsic Edge Capital Management LLC | 127,551 | $8,214,000 | 0.63% |
| Impax Asset Management Group plc | 2,153,257 | $137,973,000 | 0.57% |
| BRADLEY FOSTER & SARGENT INC/CT | 383,804 | $24,717,000 | 0.53% |
| OAK RIDGE INVESTMENTS LLC | 73,284 | $4,719,000 | 0.52% |