KLEMP WALTER V bought MBRX
June 20, 2026 · Form 4 insider transaction
KLEMP WALTER V bought 150 shares of Moleculin Biotech, Inc., a transaction worth N/A. The trade was recorded as option exercise and disclosed on an SEC Form 4, filed 4 days after the transaction.
Direction
Acquired (buy-side)
Shares
150
Price
N/A
Total value
N/A
InsiderKLEMP WALTER V
Role—
SecurityCommon Stock
Transaction codeM: Option exercise
Transaction dateJune 20, 2026
Filing dateJune 24, 2026
Shares owned after30,765
OwnershipDirect
10b5-1 planNo
AmendedNo
Footnotes
Restricted stock units convert into common stock on a one-for-one basis.