Stephen W. Webster, Chief Financial Officer at Spark Therapeutics, Inc. (ONCE), sold 7,663 shares at $60.00 ($460K) on 2017-06-19, disclosed to the SEC on 2017-06-21.
Open-market sale of $460k ONCE 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.
| Filing → |
| VKTX | BUY | 2018-05-31 | $42K | — | Filing → |
| NBRV | BUY | 2018-05-23 | $37K | — | Filing → |
| ONCE | SELL | 2017-11-20 | $701K | — | Filing → |