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Reporting owner

KLEMP WALTER V

Reporting owner CIK 0000938419 · CEO and President · Director

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These transactions appear in filings associated with this reporting owner. Jointly reported quantities and amounts are unallocated; they are not this owner's individual purchases or total holdings. Names and roles reflect the relevant filing, and a reporting owner may be a person or an organization.

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Transaction timeline

Who reported an acquisition, and when the transaction occurred.

Reported acquisitions by transaction dateEach row is a reporting owner. Select a marker to open its transaction details. Jointly reported transactions appear for each associated reporting owner, without dividing quantities or amounts.KLEMP WALTER VKLEMP WALTER VKLEMP WALTER V · October 15, 2026 · Stock award · Restricted Stock UnitsKLEMP WALTER V · October 15, 2026 · Stock award · Options (right to buy)KLEMP WALTER V · October 15, 2026 · Exercise / conversion · Common StockKLEMP WALTER V · November 12, 2025 · Stock award · Performance Based Restricted Stock UnitsKLEMP WALTER V · November 12, 2025 · Stock award · Stock option (right to buy)KLEMP WALTER V · November 4, 2025 · Exercise / conversion · Common StockNov 4, 2025Oct 15, 2026
PurchaseStock awardGift receivedExercise / conversionConversionOther acquisition

6 dated transactions · 1 of 1 reporting owners shown. Select one owner to focus the chart.

View timeline as a table
Transaction dateCompany / securityReporting ownersAcquisition type
Oct 15, 2026Moleculin Biotech, Inc.Restricted Stock UnitsKLEMP WALTER VStock award
Oct 15, 2026Moleculin Biotech, Inc.Options (right to buy)KLEMP WALTER VStock award
Oct 15, 2026Moleculin Biotech, Inc.Common StockKLEMP WALTER VExercise / conversion
Nov 12, 2025Moleculin Biotech, Inc.Performance Based Restricted Stock UnitsKLEMP WALTER VStock award
Nov 12, 2025Moleculin Biotech, Inc.Stock option (right to buy)KLEMP WALTER VStock award
Nov 4, 2025Moleculin Biotech, Inc.Common StockKLEMP WALTER VExercise / conversion

Only transactions on this page are shown. Date windows end on the latest transaction date in this sample. Joint filings may appear on more than one row. Sales are not included. Share-price charts use a separate data source.

Transactions in associated filings

Reported insider acquisitions, ordered by filing date, newest first. Currency is shown only when reported.
Filed / transactedCompanyReporting ownersType / securityQuantityPrice / reference valueDetails
Trade: Moleculin Biotech, Inc.MBRX · company listings
KLEMP WALTER VCEO and President · Director
Stock awardRestricted Stock UnitsDerivative security · Code A415,000Not reported *Value: Not reportedCurrency not specifiedView ↗
Trade: Moleculin Biotech, Inc.MBRX · company listings
KLEMP WALTER VCEO and President · Director
Stock awardOptions (right to buy)Derivative security · Code A415,000Not reported *Value: Not reportedCurrency not specifiedView ↗
Trade: Moleculin Biotech, Inc.MBRX · company listings
KLEMP WALTER VCEO and President · Director
Exercise / conversionCommon StockNon-derivative security · Code M207,500Not reported *Value: Not reportedCurrency not specifiedView ↗
Trade: Moleculin Biotech, Inc.MBRX · company listings
KLEMP WALTER VCEO and President · Director
Stock awardPerformance Based Restricted Stock UnitsDerivative security · Code A750,000Not reported *Value: Not reportedCurrency not specifiedView ↗
Trade: Moleculin Biotech, Inc.MBRX · company listings
KLEMP WALTER VCEO and President · Director
Stock awardStock option (right to buy)Derivative security · Code A830,000Not reported *Value: Not reportedCurrency not specifiedView ↗
Trade: Moleculin Biotech, Inc.MBRX · company listings
KLEMP WALTER VCEO and President · Director
Exercise / conversionCommon StockNon-derivative security · Code M28,750Not reported *Value: Not reportedCurrency not specifiedView ↗