$ATNM 3 SEC Filings

Filed On	Filing
16 Oct 2026	Form 3: David Matthew T, Chief Financial Officer No securities owned
10 Sep 2026	Form 3: Heeger Steffen Wilhem, Chief Medical Officer Holds 153,868 shares of Common Stock
10 Sep 2026	Form 3: Kamal Adeela, Chief Scientific Officer Holds 213,648 shares of Common Stock
05 Nov 2024	Form 3: Almenoff June Sherie, Director No securities owned
01 May 2018	Form 3: Chell Jeffrey W., Director
08 Feb 2018	Form 3: Kapur Anil, Chief Commercial Officer Holds 40,000 shares of Common Stock
09 Jan 2018	Form 3: Ludwig Dale L., Chief Scientific Officer
19 Jun 2017	Form 3: Ray Nitya G., Executive Vice President
17 May 2017	Form 3: O'Loughlin Steve, VP, Finance and Corporate Dev.
28 Mar 2017	Form 3: Shetty Ajit, Director
16 Mar 2017	Form 3: Berger Mark Stanley, Chief Medical Officer
17 Mar 2015	Form 3: Nicholson, C. David, Director Holds 10,000 shares of Restricted Stock
13 Nov 2013	Form 3: Steinhart Richard I, Director Holds 0 shares of Common Stock
18 Sep 2013	Form 3: Dave Kaushik J, Director Holds 100,000 shares of Common Stock
18 Jan 2013	Form 3: Memorial Sloan-Kettering Cancer Center, 10% owner and 1 other Holds 5,702,387 shares of Common Stock, par value $0.01 per share
07 Jan 2013	Form 3: Seth Sandesh, Director Holds 0 shares of Common Stock
03 Jan 2013	Form 3: Talley John V., Director Holds 0 shares of Common Stock
03 Jan 2013	Form 3: Cicic Dragan, COO and CMO Holds 0 shares of Common Stock
03 Jan 2013	Form 3: Traversa Sergio, Director Holds 0 shares of Common Stock
02 Jan 2013	Form 3: Mazanet Rosemary, Director Holds 0 shares of Common Stock

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