Children's Hospital of Philadelphia Foundation, 10% Owner at Spark Therapeutics, Inc. (ONCE), sold 2,000,000 shares at $113.00 ($226.0M) on 2019-02-27, disclosed to the SEC on 2019-03-01.
Open-market sale of $226.0M ONCE 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.
| 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 → |