W. Denman van Ness, Director at XOMA Corp (XOMA), sold 130 shares at $14.71 ($2K) on 2019-05-10, disclosed to the SEC on 2019-05-14.
Seasonal sale ($2k) by Director — this insider has traded XOMA in May in at least three consecutive prior years. Pattern-driven, low signal.
Negative factors outweigh the positive ones.
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