Form 4: Moleculin Biotech CEO Receives Stock Grant
Insider Transaction (Form 4)
Walter Klemp V, CEO and President and a Director of Moleculin Biotech, Inc., reported multiple transactions in common stock on October 15, 2026.
Summary
- Option exercise/conversion: acquired 207,500 Common Stock on October 15, 2026; holds 771,840 after (Direct).
- Tax/exercise-price withholding: disposed of 48,659 Common Stock at $0.37 ($18,009) on October 15, 2026; holds 723,181 after (Direct).
- Grant/award: acquired 415,000 Options (right to buy) on October 15, 2026; holds 2,341,335 after (Direct).
- Grant/award: acquired 415,000 Restricted Stock Units on October 15, 2026; holds 2,756,335 after (Direct).
- Option exercise/conversion: disposed of 207,500 Restricted Stock Units on October 15, 2026; holds 2,548,335 after (Direct).
Sentiment
Score: 5
Explanation: StockSavvy.ai views this as routine: the reported changes are grants, option exercises, tax withholding or similar administrative transactions, which carry limited directional signal.
Insider Transactions
Walter Klemp V — Director, Officer (CEO and President)
| Date | Transaction | Security | Shares | Price | Value | Held After |
|---|---|---|---|---|---|---|
| 2026-10-15 | Option exercise/conversion | Common Stock | 207,500 | — | — | 771,840 |
| 2026-10-15 | Tax/exercise-price withholding | Common Stock | 48,659 | $0 | $18.0K | 723,181 |
| 2026-10-15 | Grant/award | Options (right to buy) | 415,000 | — | — | 2,341,335 |
| 2026-10-15 | Grant/award | Restricted Stock Units | 415,000 | — | — | 2,756,335 |
| 2026-10-15 | Option exercise/conversion | Restricted Stock Units | 207,500 | — | — | 2,548,335 |
Key Dates
| Date | Description |
|---|---|
| 2026-10-15 | Option exercise/conversion (207,500 shares) |
| 2026-10-15 | Tax/exercise-price withholding (48,659 shares) |
| 2026-10-15 | Grant/award (415,000 shares) |
| 2026-10-15 | Grant/award (415,000 shares) |
| 2026-10-15 | Option exercise/conversion (207,500 shares) |
Keywords
insider transaction, Form 4, MBRX, Moleculin Biotech, Inc., neutral, Walter Klemp V
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