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ONCE - As of  03/28/24, 06:05:53 PM:   41 Insider Transactions.

Sector: Healthcare    Industry: Biotechnology
Prev Close:$54.47  Avg Vol(3m): 537,592  P/E: 0.00  EPS: -2.53

Email this page to a friend.    Insider Transactions for ONCE

Buy/Sell* Filed Date Subject Symbol Acquirer Pct Owned Details
S 2020-02-14 16:05:05.0 Spark Therapeutics ONCE Partner Fund Management n/a view
S 2019-10-29 11:16:21.0 Spark Therapeutics ONCE Children 4.2% view
S 2019-05-06 16:00:37.0 Spark Therapeutics ONCE JPMORGAN CHASE & CO 2.2% view
S 2019-04-10 10:34:14.0 Spark Therapeutics ONCE FMR LLC 0.553% view
S 2019-03-11 10:00:35.0 Spark Therapeutics ONCE WELLINGTON MANAGEMENT GROUP LLP 0.54% view
S 2019-03-07 10:06:02.0 Spark Therapeutics ONCE Children 5.2% view
B 2019-02-14 17:22:39.0 Spark Therapeutics ONCE Partner Fund Management 5.9% view
S 2019-02-14 13:51:03.0 Spark Therapeutics ONCE PRICE T ROWE ASSOCIATES INC 5.2% view
S 2019-02-13 12:04:21.0 Spark Therapeutics ONCE FMR LLC 10.309% view
S 2019-02-12 09:50:44.0 Spark Therapeutics ONCE WELLINGTON MANAGEMENT GROUP LLP 7.51% view
B 2019-02-11 14:23:14.0 Spark Therapeutics ONCE VANGUARD GROUP INC 7.72% view
B 2019-02-06 17:27:14.0 Spark Therapeutics ONCE BlackRock Inc 8.2% view
B 2019-01-28 15:20:41.0 Spark Therapeutics ONCE JPMORGAN CHASE & CO 6.4% view
B 2018-12-28 16:02:44.0 Spark Therapeutics ONCE Partner Fund Management 5.9% view
S 2018-11-13 13:13:31.0 Spark Therapeutics ONCE PRICE T ROWE ASSOCIATES INC 5.5% view
B 2018-04-10 11:03:12.0 Spark Therapeutics ONCE WELLINGTON MANAGEMENT GROUP LLP 10.16% view
S 2018-03-09 13:52:38.0 Spark Therapeutics ONCE FEDERATED INVESTORS INC 4.05% view
S 2018-03-09 08:50:02.0 Spark Therapeutics ONCE Children 10.7% view
B 2018-02-14 10:34:51.0 Spark Therapeutics ONCE FEDERATED INVESTORS INC 5.0% view
B 2018-02-13 09:45:58.0 Spark Therapeutics ONCE FMR LLC 14.999% view
B 2018-02-12 10:25:57.0 Spark Therapeutics ONCE VANGUARD GROUP INC 6.96% view
B 2018-02-12 10:22:53.0 Spark Therapeutics ONCE VANGUARD GROUP INC 6.96% view
B 2018-01-23 17:11:25.0 Spark Therapeutics ONCE BlackRock Inc 7.2% view
B 2018-01-11 12:12:59.0 Spark Therapeutics ONCE JPMORGAN CHASE & CO 6.0% view
S 2017-06-01 16:17:04.0 Spark Therapeutics ONCE Children 16.0% view
B 2017-02-14 11:55:32.0 Spark Therapeutics ONCE FMR LLC 14.999% view
B 2017-02-13 07:00:41.0 Spark Therapeutics ONCE VANGUARD GROUP INC 5.64% view
B 2017-02-10 15:39:21.0 Spark Therapeutics ONCE PRICE T ROWE ASSOCIATES INC 10.4% view
S 2017-02-07 12:17:22.0 Spark Therapeutics ONCE PRICE T ROWE ASSOCIATES INC 9.8% view
B 2017-01-30 15:40:37.0 Spark Therapeutics ONCE BlackRock Inc 6.0% view
S 2016-12-22 16:04:22.0 Spark Therapeutics ONCE Sofinnova Venture Partners VIII 3.0% view
B 2016-12-12 11:03:57.0 Spark Therapeutics ONCE PRICE T ROWE ASSOCIATES INC 10.5% view
S 2016-08-31 14:00:07.0 Spark Therapeutics ONCE Children 19.0% view
B 2016-02-12 11:12:23.0 Spark Therapeutics ONCE PRICE T ROWE ASSOCIATES INC 7.6% view
S 2016-01-07 13:14:29.0 Spark Therapeutics ONCE Children 28.9% view
S 2015-12-22 16:58:19.0 Spark Therapeutics ONCE Children 29.7% view
S 2015-10-21 16:14:46.0 Spark Therapeutics ONCE Sofinnova Venture Partners VIII 6.5% view
B 2015-07-10 07:47:16.0 Spark Therapeutics ONCE FMR LLC 11.472% view
B 2015-02-09 17:06:53.0 Spark Therapeutics ONCE Sofinnova Venture Partners VIII 8.6% view
B 2015-02-05 17:29:25.0 Spark Therapeutics ONCE Flynn James E 12.0% view
B 2015-02-05 17:20:55.0 Spark Therapeutics ONCE Children 36.4% view
* Institutions do not report transaction buy/sell types directly. To help members better understand the transactions, this column is filled by InsiderCow's best-effort interpretations.