MCDONOUGH GEOFF bought GBIO

October 31, 2025 · Form 4 insider transaction

MCDONOUGH GEOFF bought 659 shares of GBIO, a transaction worth N/A. The trade was recorded as option exercise and disclosed on an SEC Form 4, filed 21 days after the transaction.

Direction
Acquired (buy-side)
Shares
659
Price
N/A
Total value
N/A
RoleOfficer, Director
CompanyGBIO
SecurityCommon Stock
Transaction codeM: Option exercise
Transaction dateOctober 31, 2025
Filing dateNovember 21, 2025
Shares owned after137,495
OwnershipDirect
10b5-1 planNo
AmendedNo

Footnotes

Reflects an acceleration of vesting due to the reporting person's resignation as the Issuer's Chief Executive Officer & President.; Each restricted stock unit represents the right to receive one share of the company's common stock.

View the original Form 4 on SEC EDGAR