ONCE - Spark Therapeutics, Inc.

NasdaqGS - NasdaqGS Real Time Price. Currency in USD

Major Holders

Currency in USD
Breakdown
7.45%% of Shares Held by All Insider
92.25%% of Shares Held by Institutions
99.67%% of Float Held by Institutions
241Number of Institutions Holding Shares

Top Institutional Holders

HolderSharesDate Reported% OutValue
Vanguard Group, Inc. (The)3,011,358Mar 30, 20197.84%342,933,449
Blackrock Inc.2,942,896Mar 30, 20197.66%335,136,996
Federated Investors, Inc.1,426,700Mar 30, 20193.71%162,472,596
Goldman Sachs Group, Inc.1,136,094Mar 30, 20192.96%129,378,384
JP Morgan Chase & Company1,030,842Mar 30, 20192.68%117,392,286
State Street Corporation1,020,804Mar 30, 20192.66%116,249,159
Casdin Capital, LLC940,000Mar 30, 20192.45%107,047,200
Magnetar Financial LLC916,239Mar 30, 20192.39%104,341,297
Beryl Capital Management LLC897,848Mar 30, 20192.34%102,246,930
CNH Partners LLC788,993Mar 30, 20192.05%89,850,522

Top Mutual Fund Holders

HolderSharesDate Reported% OutValue
Hartford Mid Cap Fund1,365,591Oct 30, 20183.55%61,437,939
Federated Kaufmann Fund1,069,500Mar 30, 20192.78%121,794,660
Vanguard Total Stock Market Index Fund854,648Dec 30, 20182.22%33,450,922
Vanguard Small-Cap Index Fund827,170Dec 30, 20182.15%32,375,433
IndexIQ Tr-IQ ARB Merger Arbitrage ETF667,353Apr 29, 20191.74%71,199,891
iShares Russell 2000 ETF646,955Apr 29, 20191.68%69,023,628
Vanguard Small-Cap Growth Index Fund465,993Dec 30, 20181.21%18,238,966
Vanguard Extended Market Index Fund445,423Dec 30, 20181.16%17,433,856
Invesco Oppenheimer International Small-Mid Company Fund422,930Nov 29, 20181.10%17,818,040
Delaware Group Equity Fds V-Small Cap Core Fund401,300Nov 29, 20181.04%16,906,769