Foster Jonathan P.
Chief Financial Officer
Disposition
Calculated transaction value
$127.92
41 shares @ $3.12
Traded
Jun 22, 2026
Filed
Jun 24, 2026
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Moleculin Biotech, Inc.
MBRX
Transactions reported in official disclosures
44 trades
| Reporting person | Filed | Transaction | Transaction value | Source | Actions |
|---|---|---|---|---|---|
| Foster Jonathan P. Chief Financial Officer | Jun 24, 2026 2-day lag | Disposition Jun 22, 2026 | $127.92 Filed shares x price | SEC Form 4 View filing | |
| Klemp Walter V CEO And President | Jun 24, 2026 2-day lag | Exercise Jun 22, 2026 | Not reported Reported range | SEC Form 4 View filing | |
| Klemp Walter V CEO And President | Jun 24, 2026 2-day lag | Exercise Jun 22, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Picker Donald H Chief Science Officer | Jun 24, 2026 2-day lag | Disposition Jun 22, 2026 | $65.52 Filed shares x price | SEC Form 4 View filing | |
| Foster Jonathan P. Chief Financial Officer | Jun 24, 2026 2-day lag | Exercise Jun 22, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Foster Jonathan P. Chief Financial Officer | Jun 24, 2026 4-day lag | Exercise Jun 20, 2026 | Not reported Reported range | SEC Form 4 View filing | |
| Klemp Walter V CEO And President | Jun 24, 2026 4-day lag | Disposition Jun 20, 2026 | $106.56 Filed shares x price | SEC Form 4 View filing | |
| Klemp Walter V CEO And President | Jun 24, 2026 4-day lag | Exercise Jun 20, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Foster Jonathan P. Chief Financial Officer | Jun 24, 2026 4-day lag | Disposition Jun 20, 2026 | $89.28 Filed shares x price | SEC Form 4 View filing | |
| Picker Donald H Chief Science Officer | Jun 24, 2026 4-day lag | Disposition Jun 20, 2026 | $37.44 Filed shares x price | SEC Form 4 View filing | |
| Picker Donald H Chief Science Officer | Jun 24, 2026 4-day lag | Exercise Jun 20, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Foster Jonathan P. Chief Financial Officer | Jun 24, 2026 4-day lag | Exercise Jun 20, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Klemp Walter V CEO And President | Jun 24, 2026 4-day lag | Exercise Jun 20, 2026 | Not reported Reported range | SEC Form 4 View filing | |
| Picker Donald H Chief Science Officer | Jun 24, 2026 4-day lag | Exercise Jun 20, 2026 | Not reported Reported range | SEC Form 4 View filing |
Klemp Walter V
CEO And President
Exercise
Reported value range
Not reported
360 shares
Traded
Jun 22, 2026
Filed
Jun 24, 2026
Klemp Walter V
CEO And President
Exercise
Calculated transaction value
$0
360 shares @ $0
Traded
Jun 22, 2026
Filed
Jun 24, 2026
Picker Donald H
Chief Science Officer
Disposition
Calculated transaction value
$65.52
21 shares @ $3.12
Traded
Jun 22, 2026
Filed
Jun 24, 2026
Foster Jonathan P.
Chief Financial Officer
Exercise
Calculated transaction value
$0
174 shares @ $0
Traded
Jun 22, 2026
Filed
Jun 24, 2026
Foster Jonathan P.
Chief Financial Officer
Exercise
Reported value range
Not reported
109 shares
Traded
Jun 20, 2026
Filed
Jun 24, 2026
Klemp Walter V
CEO And President
Disposition
Calculated transaction value
$106.56
37 shares @ $2.88
Traded
Jun 20, 2026
Filed
Jun 24, 2026
Klemp Walter V
CEO And President
Exercise
Calculated transaction value
$0
150 shares @ $0
Traded
Jun 20, 2026
Filed
Jun 24, 2026
Foster Jonathan P.
Chief Financial Officer
Disposition
Calculated transaction value
$89.28
31 shares @ $2.88
Traded
Jun 20, 2026
Filed
Jun 24, 2026
Picker Donald H
Chief Science Officer
Disposition
Calculated transaction value
$37.44
13 shares @ $2.88
Traded
Jun 20, 2026
Filed
Jun 24, 2026
Picker Donald H
Chief Science Officer
Exercise
Calculated transaction value
$0
44 shares @ $0
Traded
Jun 20, 2026
Filed
Jun 24, 2026
Foster Jonathan P.
Chief Financial Officer
Exercise
Calculated transaction value
$0
109 shares @ $0
Traded
Jun 20, 2026
Filed
Jun 24, 2026
Klemp Walter V
CEO And President
Exercise
Reported value range
Not reported
150 shares
Traded
Jun 20, 2026
Filed
Jun 24, 2026
Picker Donald H
Chief Science Officer
Exercise
Reported value range
Not reported
44 shares
Traded
Jun 20, 2026
Filed
Jun 24, 2026