December 15, 2025 · Form 4 insider transaction
Koefoed William A sold 9,571 shares of OS at $17.73 per share, a transaction worth $169.7K. The trade was recorded as open-market sale under a pre-scheduled Rule 10b5-1 plan and disclosed on an SEC Form 4, filed 1 day after the transaction.
The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on February 21, 2025.; The shares reported include unvested restricted stock units.