March 19, 2026 · Form 4 insider transaction
Hohenstein Ken bought 45,000 shares of OS at $0.00 per share, a transaction worth N/A. The trade was recorded as grant or award and disclosed on an SEC Form 4, filed 1 day after the transaction.
Represents an equal number of restricted stock units ("RSUs"). Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock on the date it vests. The RSUs will vest as to 1/8th of the shares subject to the RSUs on each Quarterly Vesting Date (defined below) beginning on June 10, 2026, subject to the Reporting Person continuing to be a service provider through such date. "Quarterly Vesting Date" means March 10, June 10, September 10 and December 10 of each year.; The shares reported include unvested restricted stock units.