13.44% | % of Shares Held by All Insider |
100.94% | % of Shares Held by Institutions |
116.61% | % of Float Held by Institutions |
202 | Number of Institutions Holding Shares |
Holder | Shares | Date Reported | % Out | Value |
---|---|---|---|---|
Partner Fund Management, L.P. | 3,689,538 | Sep 29, 2019 | 9.47% | 39,717,876 |
Vanguard Group, Inc. (The) | 3,495,704 | Sep 29, 2019 | 8.97% | 37,631,253 |
State Street Corporation | 2,965,656 | Sep 29, 2019 | 7.61% | 31,925,286 |
Blackrock Inc. | 2,826,487 | Sep 29, 2019 | 7.25% | 30,427,132 |
Fred Alger Management, LLC | 1,666,679 | Sep 29, 2019 | 4.28% | 17,941,799 |
Sarissa Capital Management, LP | 1,417,000 | Sep 29, 2019 | 3.64% | 15,254,005 |
Palo Alto Investors Lp | 1,405,680 | Sep 29, 2019 | 3.61% | 15,132,145 |
Nuveen Asset Management | 1,162,241 | Sep 29, 2019 | 2.98% | 12,511,524 |
Macquarie Group Limited | 1,123,877 | Sep 29, 2019 | 2.88% | 12,098,535 |
Goldman Sachs Group, Inc. | 985,982 | Sep 29, 2019 | 2.53% | 10,614,096 |
Holder | Shares | Date Reported | % Out | Value |
---|---|---|---|---|
SPDR (R) Ser Tr-SPDR (R) S&P (R) Biotech ETF | 2,349,337 | Sep 29, 2019 | 6.03% | 25,290,612 |
Vanguard Total Stock Market Index Fund | 986,844 | Jun 29, 2019 | 2.53% | 12,542,787 |
Vanguard Small-Cap Index Fund | 851,517 | Jun 29, 2019 | 2.19% | 10,822,781 |
Federated Kaufmann Fund | 828,159 | Mar 30, 2019 | 2.13% | 32,124,287 |
Delaware Group Equity Fds V-Small Cap Core Fund | 760,377 | May 30, 2019 | 1.95% | 11,245,975 |
iShares Russell 2000 ETF | 631,410 | Aug 30, 2019 | 1.62% | 6,787,657 |
Vanguard Small-Cap Growth Index Fund | 484,431 | Jun 29, 2019 | 1.24% | 6,157,118 |
Federated Kaufmann Small Cap Fund | 446,600 | Mar 30, 2019 | 1.15% | 17,323,614 |
Vanguard Extended Market Index Fund | 429,209 | Jun 29, 2019 | 1.10% | 5,455,246 |
iShares NASDAQ Biotechnology ETF | 368,831 | Aug 30, 2019 | 0.95% | 3,964,933 |