November 21, 2025 · Form 4 insider transaction
Bunn Paul A. bought 6,250 shares of VSTM at $3.27 per share, a transaction worth $20.4K. The trade was recorded as option exercise under a pre-scheduled Rule 10b5-1 plan and disclosed on an SEC Form 4, filed 4 days after the transaction.
The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.