Picker Donald H
Chief Science Officer
Exercise
Calculated transaction value
$0
18 shares @ $0
Traded
Nov 4, 2026
Filed
Nov 6, 2026
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Moleculin Biotech, Inc.
MBRX
Transactions reported in official disclosures
44 trades
| Reporting person | Filed | Transaction | Transaction value | Source | Actions |
|---|---|---|---|---|---|
| Picker Donald H Chief Science Officer | Nov 6, 2026 2-day lag | Exercise Nov 4, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Picker Donald H Chief Science Officer | Nov 6, 2026 2-day lag | Exercise Nov 4, 2026 | Not reported Reported range | SEC Form 4 View filing | |
| Picker Donald H Chief Science Officer | Nov 6, 2026 2-day lag | Disposition Nov 4, 2026 | $33.84 Filed shares x price | SEC Form 4 View filing | |
| Foster Jonathan P. Chief Financial Officer | Nov 6, 2026 2-day lag | Exercise Nov 4, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Foster Jonathan P. Chief Financial Officer | Nov 6, 2026 2-day lag | Exercise Nov 4, 2026 | Not reported Reported range | SEC Form 4 View filing | |
| Foster Jonathan P. Chief Financial Officer | Nov 6, 2026 2-day lag | Disposition Nov 4, 2026 | $84.6 Filed shares x price | SEC Form 4 View filing | |
| Klemp Walter V CEO And President | Nov 6, 2026 2-day lag | Disposition Nov 4, 2026 | $118.44 Filed shares x price | SEC Form 4 View filing | |
| Klemp Walter V CEO And President | Nov 6, 2026 2-day lag | Exercise Nov 4, 2026 | Not reported Reported range | SEC Form 4 View filing | |
| Klemp Walter V CEO And President | Nov 6, 2026 2-day lag | Exercise Nov 4, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Picker Donald H Chief Science Officer | Oct 16, 2026 1-day lag | Award Oct 15, 2026 | Not reported Reported range | SEC Form 4 View filing | |
| Klemp Walter V CEO And President | Oct 16, 2026 1-day lag | Exercise Oct 15, 2026 | Not reported Reported range | SEC Form 4 View filing | |
| Klemp Walter V CEO And President | Oct 16, 2026 1-day lag | Award Oct 15, 2026 | Not reported Reported range | SEC Form 4 View filing | |
| Klemp Walter V CEO And President | Oct 16, 2026 1-day lag | Award Oct 15, 2026 | Not reported Reported range | SEC Form 4 View filing | |
| Klemp Walter V CEO And President | Oct 16, 2026 1-day lag | Exercise Oct 15, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Klemp Walter V CEO And President | Oct 16, 2026 1-day lag | Disposition Oct 15, 2026 | $18.01K Filed shares x price | SEC Form 4 View filing | |
| Foster Jonathan P. Chief Financial Officer | Oct 16, 2026 1-day lag | Exercise Oct 15, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Foster Jonathan P. Chief Financial Officer | Oct 16, 2026 1-day lag | Disposition Oct 15, 2026 | $11.28K Filed shares x price | SEC Form 4 View filing | |
| Foster Jonathan P. Chief Financial Officer | Oct 16, 2026 1-day lag | Award Oct 15, 2026 | Not reported Reported range | SEC Form 4 View filing | |
| Foster Jonathan P. Chief Financial Officer | Oct 16, 2026 1-day lag | Exercise Oct 15, 2026 | Not reported Reported range | SEC Form 4 View filing | |
| Foster Jonathan P. Chief Financial Officer | Oct 16, 2026 1-day lag | Award Oct 15, 2026 | Not reported Reported range | SEC Form 4 View filing | |
| Foster Jonathan P. Chief Financial Officer | Aug 5, 2026 2-day lag | Buy Aug 3, 2026 | Not reported Reported range | SEC Form 4 View filing | |
| Foster Jonathan P. Chief Financial Officer | Aug 5, 2026 2-day lag | Buy Aug 3, 2026 | Not reported Reported range | SEC Form 4 View filing | |
| Klemp Walter V CEO And President | Aug 5, 2026 2-day lag | Award Aug 3, 2026 | Not reported Reported range | SEC Form 4 View filing | |
| Klemp Walter V CEO And President | Aug 5, 2026 2-day lag | Buy Aug 3, 2026 | Not reported Reported range | SEC Form 4 View filing | |
| Picker Donald H Chief Science Officer | Aug 5, 2026 2-day lag | Buy Aug 3, 2026 | Not reported Reported range | SEC Form 4 View filing | |
| Picker Donald H Chief Science Officer | Aug 5, 2026 2-day lag | Buy Aug 3, 2026 | Not reported Reported range | SEC Form 4 View filing | |
| Klemp Walter V CEO And President | Jun 24, 2026 2-day lag | Disposition Jun 22, 2026 | $274.56 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 | Not reported Reported range | SEC Form 4 View filing | |
| Picker Donald H Chief Science Officer | Jun 24, 2026 2-day lag | Exercise Jun 22, 2026 | Not reported Reported range | SEC Form 4 View filing | |
| Picker Donald H Chief Science Officer | 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
Exercise
Reported value range
Not reported
17 shares
Traded
Nov 4, 2026
Filed
Nov 6, 2026
Picker Donald H
Chief Science Officer
Disposition
Calculated transaction value
$33.84
4 shares @ $8.46
Traded
Nov 4, 2026
Filed
Nov 6, 2026
Foster Jonathan P.
Chief Financial Officer
Exercise
Calculated transaction value
$0
41 shares @ $0
Traded
Nov 4, 2026
Filed
Nov 6, 2026
Foster Jonathan P.
Chief Financial Officer
Exercise
Reported value range
Not reported
41 shares
Traded
Nov 4, 2026
Filed
Nov 6, 2026
Foster Jonathan P.
Chief Financial Officer
Disposition
Calculated transaction value
$84.6
10 shares @ $8.46
Traded
Nov 4, 2026
Filed
Nov 6, 2026
Klemp Walter V
CEO And President
Disposition
Calculated transaction value
$118.44
14 shares @ $8.46
Traded
Nov 4, 2026
Filed
Nov 6, 2026
Klemp Walter V
CEO And President
Exercise
Reported value range
Not reported
57 shares
Traded
Nov 4, 2026
Filed
Nov 6, 2026
Klemp Walter V
CEO And President
Exercise
Calculated transaction value
$0
57 shares @ $0
Traded
Nov 4, 2026
Filed
Nov 6, 2026
Picker Donald H
Chief Science Officer
Award
Reported value range
Not reported
250,000 shares
Traded
Oct 15, 2026
Filed
Oct 16, 2026
Klemp Walter V
CEO And President
Exercise
Reported value range
Not reported
207,500 shares
Traded
Oct 15, 2026
Filed
Oct 16, 2026
Klemp Walter V
CEO And President
Award
Reported value range
Not reported
415,000 shares
Traded
Oct 15, 2026
Filed
Oct 16, 2026
Klemp Walter V
CEO And President
Award
Reported value range
Not reported
415,000 shares
Traded
Oct 15, 2026
Filed
Oct 16, 2026
Klemp Walter V
CEO And President
Exercise
Calculated transaction value
$0
207,500 shares @ $0
Traded
Oct 15, 2026
Filed
Oct 16, 2026
Klemp Walter V
CEO And President
Disposition
Calculated transaction value
$18.01K
48,659 shares @ $0.37
Traded
Oct 15, 2026
Filed
Oct 16, 2026
Foster Jonathan P.
Chief Financial Officer
Exercise
Calculated transaction value
$0
130,000 shares @ $0
Traded
Oct 15, 2026
Filed
Oct 16, 2026
Foster Jonathan P.
Chief Financial Officer
Disposition
Calculated transaction value
$11.28K
30,485 shares @ $0.37
Traded
Oct 15, 2026
Filed
Oct 16, 2026
Foster Jonathan P.
Chief Financial Officer
Award
Reported value range
Not reported
260,000 shares
Traded
Oct 15, 2026
Filed
Oct 16, 2026
Foster Jonathan P.
Chief Financial Officer
Exercise
Reported value range
Not reported
130,000 shares
Traded
Oct 15, 2026
Filed
Oct 16, 2026
Foster Jonathan P.
Chief Financial Officer
Award
Reported value range
Not reported
260,000 shares
Traded
Oct 15, 2026
Filed
Oct 16, 2026
Foster Jonathan P.
Chief Financial Officer
Buy
Reported value range
Not reported
879,999 shares
Traded
Aug 3, 2026
Filed
Aug 5, 2026
Foster Jonathan P.
Chief Financial Officer
Buy
Reported value range
Not reported
293,333 shares
Traded
Aug 3, 2026
Filed
Aug 5, 2026
Klemp Walter V
CEO And President
Award
Reported value range
Not reported
1,599,999 shares
Traded
Aug 3, 2026
Filed
Aug 5, 2026
Klemp Walter V
CEO And President
Buy
Reported value range
Not reported
533,333 shares
Traded
Aug 3, 2026
Filed
Aug 5, 2026
Picker Donald H
Chief Science Officer
Buy
Reported value range
Not reported
173,333 shares
Traded
Aug 3, 2026
Filed
Aug 5, 2026
Picker Donald H
Chief Science Officer
Buy
Reported value range
Not reported
519,999 shares
Traded
Aug 3, 2026
Filed
Aug 5, 2026
Klemp Walter V
CEO And President
Disposition
Calculated transaction value
$274.56
88 shares @ $3.12
Traded
Jun 22, 2026
Filed
Jun 24, 2026
Foster Jonathan P.
Chief Financial Officer
Exercise
Reported value range
Not reported
174 shares
Traded
Jun 22, 2026
Filed
Jun 24, 2026
Picker Donald H
Chief Science Officer
Exercise
Reported value range
Not reported
71 shares
Traded
Jun 22, 2026
Filed
Jun 24, 2026
Picker Donald H
Chief Science Officer
Exercise
Calculated transaction value
$0
71 shares @ $0
Traded
Jun 22, 2026
Filed
Jun 24, 2026