Insider NameBuy/SellCompany NameTickerAmountShares Change
Oct 31, 2017Nov 06, 2017High Katherine ASellSpark Therapeutics, Inc.ONCE$83.3$416,500-2.33%
Sep 26, 2017Sep 28, 2017High Katherine ASellSpark Therapeutics, Inc.ONCE$86.16$430,803-2.33%
Aug 29, 2017Sep 01, 2017High Katherine ASellSpark Therapeutics, Inc.ONCE$80.25$802,541-4.55%
Jul 25, 2017Jul 26, 2017High Katherine ASellSpark Therapeutics, Inc.ONCE$72.53$725,290-4.55%
Jun 27, 2017Jun 29, 2017High Katherine ASellSpark Therapeutics, Inc.ONCE$60.96$609,600-4.55%
Jun 19, 2017Jun 21, 2017High Katherine ASellSpark Therapeutics, Inc.ONCE$60$600,000-4.55%
Apr 28, 2017May 02, 2017High Katherine ASellSpark Therapeutics, Inc.ONCE$58.06$870,900-6.67%
Apr 24, 2017Apr 26, 2017High Katherine ASellSpark Therapeutics, Inc.ONCE$55.33$830,007-6.67%
Nov 14, 2016Nov 16, 2016High Katherine ASellSpark Therapeutics, Inc.ONCE$60.3$603,000-4.55%
Sep 15, 2016Sep 19, 2016High Katherine ASellSpark Therapeutics, Inc.ONCE$60.37$603,735-4.35%
Aug 15, 2016Aug 17, 2016High Katherine ASellSpark Therapeutics, Inc.ONCE$62.76$627,553-4.17%
Aug 10, 2016Aug 12, 2016High Katherine ASellSpark Therapeutics, Inc.ONCE$60$113,400-0.78%
Aug 04, 2016Aug 08, 2016High Katherine ASellSpark Therapeutics, Inc.ONCE$60.24$30,120-0.21%
Aug 01, 2016Aug 03, 2016High Katherine ASellSpark Therapeutics, Inc.ONCE$60.02$1M-6.77%
May 24, 2016May 27, 2016High Katherine ASellSpark Therapeutics, Inc.ONCE$54$540,000-3.70%
May 23, 2016May 24, 2016High Katherine ASellSpark Therapeutics, Inc.ONCE$54.42$544,249-3.57%
Dec 01, 2015Dec 04, 2015High Katherine ASellSpark Therapeutics, Inc.ONCE$55.31$553,100-3.45%
Nov 16, 2015Nov 18, 2015High Katherine ASellSpark Therapeutics, Inc.ONCE$53.77$537,700-3.33%
Oct 13, 2015Oct 14, 2015High Katherine ASellSpark Therapeutics, Inc.ONCE$49.01$2M-11.76%
Feb 04, 2015Feb 06, 2015High Katherine ABuySpark Therapeutics, Inc.ONCE$23$16,100+0.21%
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