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STOCK TICKER:
BIOTECH Stock Group : BIOTECH Switch Group:
Summary Of Guru's Buys/Sells On The Group
GURU'S ACTIONS: Ranking :
Current Holdings: 71,333,000 Previous Holdings: 49,955,112 Share Holding Changes: 42.79%
Institution/Guru Current
Holdings
Previous
Holdings
Change Portfolio
Date
Stock held by guru: ALNY    
D. E. Shaw & Co., INC. (David E. Shaw) 134,118 111,538 20% 2018-12-31
Stock held by guru: AMGN    
D. E. Shaw & Co., INC. (David E. Shaw) 518,807 593,811 13% 2018-12-31
Stock held by guru: ATHX    
Renaissance Technologies(Jim Simons) 780,350 205,647 279% 2019-03-31
CITADEL ADVISORS LLC (Kenneth C. Griffin) 101,902 195,686 48% 2019-03-31
Stock held by guru: BCLI    
Renaissance Technologies(Jim Simons) 202,657 182,457 11% 2019-03-31
CITADEL ADVISORS LLC (Kenneth C. Griffin) 35,711 10,867 229% 2019-03-31
Stock held by guru: BCRX    
D. E. Shaw & Co., INC. (David E. Shaw) 1,499,482 1,708,319 12% 2018-12-31
Stock held by guru: CELG    
D. E. Shaw & Co., INC. (David E. Shaw) 10,524,940 7,054,287 49% 2018-12-31
LEGG MASON CAPITAL MANAGEMENT INC(Bill Miller) 87,669 88,309 1% 2018-12-31
Stock held by guru: CERS    
D. E. Shaw & Co., INC. (David E. Shaw) 347,610 843,801 59% 2018-12-31
Stock held by guru: CYTK    
D. E. Shaw & Co., INC. (David E. Shaw) 187,083 125,739 49% 2018-12-31
Stock held by guru: DVAX    
D. E. Shaw & Co., INC. (David E. Shaw) 2,294,520 2,101,750 9% 2018-12-31
Stock held by guru: GERN    
D. E. Shaw & Co., INC. (David E. Shaw) 248,803 18,976 1,211% 2018-12-31
Stock held by guru: INGN    
D. E. Shaw & Co., INC. (David E. Shaw) 151,504 57,900 162% 2018-12-31
Stock held by guru: NVAX    
D. E. Shaw & Co., INC. (David E. Shaw) 82,782 88,348 6% 2018-12-31
Stock held by guru: OSIR    
Renaissance Technologies(Jim Simons) 396,605 52,405 657% 2019-03-31
Stock held by guru: PSTI    
Renaissance Technologies(Jim Simons) 1,580,610 1,555,410 2% 2019-03-31
CITADEL ADVISORS LLC (Kenneth C. Griffin) 104,644 97,666 7% 2019-03-31
Stock held by guru: RTIX    
D. E. Shaw & Co., INC. (David E. Shaw) 964,691 983,133 2% 2018-12-31
Stock held by guru: SVA    
Renaissance Technologies(Jim Simons) 2,375,841 2,388,573 1% 2019-03-31
Stock held by guru: ZIOP    
D. E. Shaw & Co., INC. (David E. Shaw) 530,108 379,348 40% 2018-12-31
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