February 2, 2026 · Form 4 insider transaction
Stiefel Jennifer D H sold 2,471 shares of IPST at $1.08 per share, a transaction worth $2.7K. The trade was recorded as shares withheld for taxes and disclosed on an SEC Form 4, filed 1 day after the transaction.
Represents the per share closing price of the issuer's Common Stock on the applicable vesting date or, if there was no closing price on such date, the closing price on the trading date that was immediately prior to such vesting date.; Includes 13 shares beneficially owned through American Estate and Trust, LC FBO Jennifer Stiefel IRA account