Stephen W. Webster, Chief Financial Officer at Spark Therapeutics, Inc. (ONCE), sold 4,674 shares at $71.12 ($332K) on 2017-07-31, disclosed to the SEC on 2017-08-02.
Open-market sale of $332k 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.
| # | Price | Shares | Value | % of Total |
|---|---|---|---|---|
| 1 | $71.12 | 2,337 | $166K | 50.0% |
| 2 | $71.12 | 2,337 | $166K | 50.0% |
| Total | $71.12 avg | 4,674 | $332K | 100% |
| Filing → |
| VKTX | BUY | 2018-05-31 | $42K | — | Filing → |
| NBRV | BUY | 2018-05-23 | $37K | — | Filing → |
| ONCE | SELL | 2017-11-20 | $701K | — | Filing → |