January 27, 2026 · Form 4 insider transaction
Roberts M Scot sold 4,748 shares of ALT at $6.18 per share, a transaction worth $29.3K. The trade was recorded as shares withheld for taxes and disclosed on an SEC Form 4, filed 2 days after the transaction.
Vesting transaction: Shares surrendered to the Issuer solely to cover taxes associated with vesting of RSUs.