MBRX · Insider trading · 13F holders · Congress trades
Moleculin Biotech, Inc. (MBRX)
Who is buying and selling MBRX: company insiders on SEC Form 4, hedge funds and superinvestors on Form 13F, and members of Congress under the STOCK Act. Every figure links to the filing or page it comes from.
- 13F filers holding
- 0
- Insider buys, 90 days
- $0
- Insider sales, 90 days
- $0
- Congress trades, 12 months
- 0
MBRX at a glance
- Between Aug 1, 2026 and Oct 29, 2026, 3 MBRX insiders filed 3 open-market purchases worth $0.00 on SEC Form 4.
- No 13F filer reports MBRX among its 50 largest positions.
- No member of Congress has disclosed a trade in MBRX.
- MBRX last closed at $8.72 on Oct 29, 2026.
MBRX insider trading
Between Aug 1, 2026 and Oct 29, 2026, 3 MBRX insiders filed 3 open-market purchases worth $0.00 on SEC Form 4.
| Filed | Insider | Role | Trade | Shares | Price | Value | Form 4 |
|---|---|---|---|---|---|---|---|
| Aug 5, 2026 | Foster Jonathan P. | Chief Financial Officer | Buy | 293,333 | $0.00 | $0.00 | SEC |
| Aug 5, 2026 | Klemp Walter V | CEO and President, Director | Buy | 533,333 | $0.00 | $0.00 | SEC |
| Aug 5, 2026 | Picker Donald H | Chief Science Officer | Buy | 173,333 | $0.00 | $0.00 | SEC |
Who owns MBRX? Hedge funds and superinvestors
No 13F filer reports MBRX among its 50 largest positions.
MBRX stock trades by members of Congress
No member of Congress has disclosed a trade in MBRX.
MBRX questions and answers
Are insiders buying MBRX stock?
Between Aug 1, 2026 and Oct 29, 2026, 3 MBRX insiders filed 3 open-market purchases worth $0.00 on SEC Form 4.
Which hedge funds own MBRX?
No 13F filer reports MBRX among its 50 largest positions.
Has Congress traded MBRX?
No member of Congress has disclosed a trade in MBRX.
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