Form 4: Altair Engineering Executive Amy Messano Sells Shares to Cover Tax Obligations

Chief Marketing Officer Amy Messano sold 255 shares of Altair Engineering Inc. Class A Common Stock to cover tax obligations related to vesting restricted stock units.

Summary

• Amy Messano, Chief Marketing Officer of Altair Engineering Inc., sold 255 shares of Class A Common Stock on March 3, 2025.
• The sale was executed at a price of $111.45 per share.
• The transaction was to satisfy tax withholding obligations related to the vesting of restricted stock units.
• Following the transaction, Messano directly owns 23,396 shares, which includes 12,270 unvested Class A Common Stock restricted stock units.

Sentiment

Score: 5

Explanation: The document is a routine regulatory filing detailing a stock sale for tax purposes, which is neither particularly positive nor negative.

Industry Context

Form 4 filings are standard disclosures required by the SEC when company insiders, like officers and directors, trade their company's stock. These filings provide transparency into insider transactions and are closely watched by investors.

Stakeholder Impact

• The sale of shares by an executive could have a minor impact on shareholder sentiment, but is unlikely to have a significant effect given the small number of shares involved.

Key Dates