John Harold Leaman Onconova Therapeutics, Inc. (ONTX) insider trading activity

John Harold Leaman is of Onconova Therapeutics, Inc.. Currently has a direct ownership of 4,058 shares of ONTX, which is worth approximately $2,394. The most recent transaction as insider was on Dec 12, 2025, when has been sold 4,058 shares (Common Stock) at a price of $0.0 per share, resulting in proceeds of $0. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 4.06K

n/a 3M change

n/a 12M change

Total Value Held $2,394

John Harold Leaman Transaction History

Date	Transaction	Value	Shares Traded	Shares Held	Form
Dec 12 2025	BUY Grant, award, or other acquisition	-	4,058 Added 50.0%	4,058 Common Stock

Also insider at

IMPL

IMPEL PHARMACEUTICALS INC Healthcare

Chief Fin. & Business Officer

JHL