William A. White, Chief Financial Officer at U.S. SILICA HOLDINGS, INC. (SLCA), sold 8,804,552 shares at $15.81 ($139.2M) on 2012-02-06, disclosed to the SEC on 2012-02-08.
Open-market sale of $139.2M SLCA by Chief Financial Officer. Not flagged as scheduled, tax-driven, or recurring — but no specific bearish signal from our filters. Reasons for insider sales vary widely.
Something here stands out, but not much.