David L. Simon, Chief Administrative Officer at Altair Engineering Inc. (ALTR), sold 84 shares at $35.64 ($3K) on 2019-03-06, disclosed to the SEC on 2019-06-05.
Open-market sale of $3k ALTR by Chief Administrative Officer. 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 | 2022-03-09 | $6K | — | Filing → |
| ALTR | SELL | 2021-03-18 | $10K | — | Filing → |
| ALTR | SELL | 2021-03-16 | $5K | — | Filing → |