Rachel Humphrey, Chief Medical Officer at CytomX Therapeutics, Inc. (CTMX), sold 23,840 shares at $30.00 ($715K) on 2018-02-28, disclosed to the SEC on 2018-03-02.
Open-market sale of $715k CTMX by Chief Medical Officer. Not flagged as scheduled, tax-driven, or recurring — but no specific bearish signal from our filters. Reasons for insider sales vary widely.
Nothing distinguishes this filing.
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