Donald Picker Insider Trades & Stock Holdings

Chief Science Officer · MBRX · Latest filing Jun 22, 2026

Donald Picker, Chief Science Officer at MBRX has 2 Form 4 trades on file since Jun 22, 2026. Latest filing: disposed of 21 shares of $MBRX on Jun 22, 2026 at $3.12.

Trades on file

2

Open-market bought

$0

Open-market sold

$0

Net open-market

$0

Latest filing

Jun 22, 2026

All insider trades by Donald Picker

Date	Ticker	Type	Shares	Price	Value	Owned after	ΔOwn	1W	1M	6M	Role	Filing	Story
Jun 22, 2026	$MBRX	Sell (Tax withholding)	21	$3.12	$65.52			+14.4%	-32.7%		Chief Science Officer		Read
Jun 22, 2026	$MBRX	Buy (Option exercise)	71	—	—			+14.4%	-32.7%		Chief Science Officer		Read

"Buy" means shares acquired on the Form 4 (including grants and option exercises); "Sell" means shares disposed. 1W / 1M / 6M = how the stock moved after the trade.

Stocks Donald Picker traded

• $MBRX

Frequently asked questions

What was Donald Picker's latest insider trade?

disposed of 21 shares of $MBRX on Jun 22, 2026 at $3.12.

Data comes from public SEC Form 4 and 13F filings and STOCK Act disclosures. Dates are the trade or filing date reported. This page is for research only and is not investment advice.