Children's Hospital of Philadelphia Foundation, Director, 10% Owner at Spark Therapeutics, Inc. (ONCE), sold 1,000,000 shares at $84.63 ($84.6M) on 2017-09-21, disclosed to the SEC on 2017-09-26.
Open-market sale of $84.6M ONCE by Director, 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.
| Filing → |
| ONCE | SELL | 2017-05-15 | $47.3M | — | Filing → |
| ONCE | SELL | 2016-08-18 | $60.9M | — | Filing → |
| ONCE | SELL | 2016-06-22 | $42.3M | — | Filing → |