Jeffrey D. Marrazzo, Chief Executive Officer at Spark Therapeutics, Inc. (ONCE), sold 900 shares at $60.00 ($54K) on 2016-08-04, disclosed to the SEC on 2016-08-08.
Open-market sale of $54k ONCE by Chief Executive Officer. 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.
| # | Price | Shares | Value | % of Total |
|---|---|---|---|---|
| 1 | $60.00 | 100 | $6K | 11.1% |
| 2 | $60.27 | 800 | $48K | 88.9% |
| Total | $60.24 avg | 900 | $54K | 100% |
| Filing → |
| ONCE | SELL | 2017-07-07 | $368K | — | Filing → |
| ONCE | SELL | 2017-06-22 | $572K | — | Filing → |
| ONCE | SELL | 2016-10-19 | $273K | — | Filing → |