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Ionis Pharmaceuticals Inc (NASDAQ:IONS)

Delayed Data
As of Dec 07
 -1.45 / -3.06%
Today’s Change
Today|||52-Week Range
Institutional investors purchased a net $2.4 million shares of IONS during the quarter ended September 2016 and now own 90.00% of the total shares outstanding. This majority interest is a greater percentage than is typical for companies in the Biotechnology industry and highlights that the smart money sees this stock as an important holding.
Mutual fund holders53.93%
Other institutional36.07%
Individual stakeholders0.78%

Largest Quarterly Institutional

Latest Institutional Activity

9/30/2016WELLINGTON MANAGEMENT CO. LLP  Bought 2.7 Million shares of Ionis Pharmaceuticals Inc
9/30/2016MILLENNIUM MANAGEMENT LLC  Bought 1.6 Million shares of Ionis Pharmaceuticals Inc
9/30/2016ARROWSTREET CAPITAL LP  Bought 704.9 Thousand shares of Ionis Pharmaceuticals Inc

Top 10 Owners of Ionis Pharmaceuticals Inc

Total value ($)Shares
bought / sold
Fidelity Management & Research Co...14.99%18,129,254470,998,019+20,406+0.11%
ClearBridge Investments LLC8.96%10,828,375281,321,183-438,752-3.89%
The Vanguard Group, Inc.7.27%8,793,152228,446,089-1,631-0.02%
Baillie Gifford & Co.7.01%8,475,347220,189,515-188,364-2.17%
Bellevue Asset Management AG6.01%7,271,172188,905,049+58,334+0.81%
BlackRock Fund Advisors4.85%5,861,603152,284,446+5,212+0.09%
Waddell & Reed Investment Managem...4.81%5,813,400151,032,132-135,800-2.28%
SSgA Funds Management, Inc.2.96%3,584,60493,128,012-662,307-15.60%
Wellington Management Co. LLP2.56%3,092,69780,348,268+2,676,228+642.60%
OppenheimerFunds, Inc.1.81%2,193,62656,990,403+307,175+16.28%

Top 10 Mutual Funds Holding Ionis Pharmaceuticals Inc

Mutual fundStakeShares
Total value ($)Shares
bought / sold
Fidelity Growth Company Fund6.76%8,172,536212,322,485-166,500-2.00%
BB Biotech AG5.88%7,104,838184,583,691+325,000+4.79%
Ivy Funds - Science & Technology ...2.78%3,355,50087,175,89000.00%
ClearBridge Aggressive Growth Fun...2.33%2,812,75373,075,323-6,229-0.22%
Vanguard Small Cap Index Fund2.18%2,633,03168,406,145+28,730+1.10%
Fidelity Select Biotechnology Por...2.13%2,570,37766,778,39400.00%
Vanguard Total Stock Market Index...2.08%2,512,33465,270,437+32,405+1.31%
Fidelity Series Growth Company Fu...1.93%2,337,16560,719,54700.00%
Waddell & Reed Advisors Science &...1.77%2,143,00055,675,140+118,800+5.87%
SPDR S&P Biotech ETF1.75%2,116,40454,984,176+38,805+1.87%