Stephen W. Webster, Chief Financial Officer at Spark Therapeutics, Inc. (ONCE), sold 20,000 shares at $50.40 ($1.0M) on 2016-05-20, disclosed to the SEC on 2016-05-24.
Open-market sale of $1.0M 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 | $50.38 | 9,000 | $453K | 45.0% |
| 2 | $50.40 | 11,000 | $554K | 55.0% |
| Total | $50.39 avg | 20,000 | $1.0M | 100% |
| Filing → |
| VKTX | BUY | 2018-05-31 | $42K | — | Filing → |
| NBRV | BUY | 2018-05-23 | $37K | — | Filing → |
| ONCE | SELL | 2017-11-20 | $701K | — | Filing → |