Cheung Andy Yiu Leung bought ADAG
August 13, 2026 · Form 4 insider transaction
Cheung Andy Yiu Leung bought 20,000 shares of Adagene 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 4 days after the transaction.
Direction
Acquired (buy-side)
Shares
20,000
Price
$0.00
Total value
N/A
InsiderCheung Andy Yiu Leung
Role—
CompanyAdagene Inc. (ADAG)
SecurityNonqualified Stock Option (Right to Buy)
Transaction codeA: Grant or award
Transaction dateAugust 13, 2026
Filing dateAugust 17, 2026
Shares owned after90,000
OwnershipDirect
10b5-1 planNo
AmendedNo
Footnotes
20,000 shares of stock option granted on August 13, 2026 under the Adagene Inc. 2021 Performance Incentive Plan, and the option shall vest on April 30, 2027 or the date of the next 20-F filing, whichever is earlier.