Chen Bihua bought BLSM
August 6, 2026 · Form 4 insider transaction
Chen Bihua bought 23,904 shares of BLSM 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 4 days after the transaction.
Direction
Acquired (buy-side)
Shares
23,904
Price
$0.00
Total value
N/A
InsiderChen Bihua
RoleDirector, 10% owner
CompanyBLSM
SecurityDirector Stock Option (Right to Buy)
Transaction codeA: Grant or award
Transaction dateAugust 6, 2026
Filing dateAugust 10, 2026
Shares owned after23,904
OwnershipDirect
10b5-1 planNo
AmendedNo
Footnotes
1/36th of the shares subject to the option shall vest in equal monthly installments over a three year period following August 6, 2026.