Buffalo Investor II GP, LLC, 10% Owner at SemGroup Corp (SEMG), sold 2,821,204 shares at $16.61 ($46.9M) on 2019-09-16, disclosed to the SEC on 2019-09-18.
Open-market sale of $46.9M SEMG by 10% Owner. 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.