As of February 5 at 4:00:00 PM EST. Market Open.

Investors may trade in the Pre-Market (4:00-9:30 a.m. ET) and the After Hours Market (4:00-8:00 p.m. ET). Participation from Market Makers and ECNs is strictly voluntary and as a result, these ...

Investors may trade in the Pre-Market (4:00-9:30 a.m. ET) and the After Hours Market (4:00-8:00 p.m. ET). Participation from Market Makers and ECNs is strictly voluntary and as a result, these ...

Access detailed historical stock prices, including daily closing prices, for ATCD. Analyze past performance trends, track price movements, and explore historical data to inform your investment ...

No earnings calls available for this ticker.

Find the latest Altair Corp. (ATCD) stock quote, history, news and other vital information to help you with your stock trading and investing.

At close: 5 February at 4:00:00 pm GMT-5 ...