Cho Esther bought KROS
February 24, 2026 · Form 4 insider transaction
Cho Esther bought 80,000 shares of Keros Therapeutics, Inc. 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 2 days after the transaction.
Direction
Acquired (buy-side)
Shares
80,000
Price
$0.00
Total value
N/A
InsiderCho Esther
RoleOfficer
SecurityEmployee Stock Option (Right to Buy)
Transaction codeA: Grant or award
Transaction dateFebruary 24, 2026
Filing dateFebruary 26, 2026
Shares owned after80,000
OwnershipDirect
10b5-1 planNo
AmendedNo
Footnotes
One-fourth (1/4th) of the shares subject to the option shall vest on February 24, 2027, and the remaining shares subject to the option shall vest in twelve substantially equal quarterly installments thereafter, subject to the Reporting Person continuing to provide service through each such date.