Brett R. Chouinard, See Remarks at Altair Engineering Inc. (ALTR), sold 5,000 shares at $67.45 ($337K) on 2021-04-28, disclosed to the SEC on 2021-04-30.
Open-market sale of $337k ALTR by See Remarks. Not flagged as scheduled, tax-driven, or recurring — but no specific bearish signal from our filters. Reasons for insider sales vary widely.
Nothing distinguishes this filing.
| Filing → |
| ALTR | SELL | 2021-06-30 | $689K | — | Filing → |
| ALTR | SELL | 2021-06-23 | $622K | — | Filing → |
| ALTR | SELL | 2021-06-17 | $627K | — | Filing → |