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Ionis Pharmaceuticals Inc (NASDAQ:IONS)

Delayed Data
As of May 26
 -13.90 / -39.42%
Today’s Change
Today|||52-Week Range
Institutional investors purchased a net $2.0 million shares of IONS during the quarter ended March 2016 and now own 89.10% 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 holders51.66%
Other institutional37.43%
Individual stakeholders0.74%

Largest Quarterly Institutional

Latest Institutional Activity

3/31/2016CLEARBRIDGE INVESTMENTS LLC  Bought 1.6 Million shares of Ionis Pharmaceuticals Inc
3/31/2016MILLENNIUM MANAGEMENT LLC  Bought 1.1 Million shares of Ionis Pharmaceuticals Inc
3/31/2016SSGA FUNDS MANAGEMENT, INC.  Bought 412.5 Thousand shares of Ionis Pharmaceuticals Inc

Top 10 Owners of Ionis Pharmaceuticals Inc

Total value ($)Shares
bought / sold
Fidelity Management & Research Co...14.73%17,783,497728,589,872+81,140+0.46%
ClearBridge Investments LLC9.21%11,124,548455,772,732+1,649,844+17.41%
The Vanguard Group, Inc.7.00%8,445,611346,016,683+194,861+2.36%
Baillie Gifford & Co.6.86%8,283,738339,384,746+205,220+2.54%
Bellevue Asset Management AG5.73%6,917,838283,423,823+250,000+3.75%
Waddell & Reed Investment Managem...4.81%5,801,100237,671,067+30,800+0.53%
BlackRock Fund Advisors4.79%5,778,168236,731,543+158,649+2.82%
SSgA Funds Management, Inc.2.52%3,037,388124,441,786+412,515+15.72%
Pinnacle Associates Ltd.1.41%1,697,37869,541,577+7,115+0.42%
OppenheimerFunds, Inc.1.20%1,449,19159,373,355+178,870+14.08%

Top 10 Mutual Funds Holding Ionis Pharmaceuticals Inc

Mutual fundStakeShares
Total value ($)Shares
bought / sold
Fidelity Growth Company Fund6.93%8,371,718342,989,286+19,000+0.23%
BB Biotech AG4.91%5,929,426242,928,583+200,000+3.49%
Ivy Funds - Science & Technology ...2.78%3,355,500137,474,83500.00%
ClearBridge Aggressive Growth Fun...2.34%2,818,982115,493,693+200,000+7.64%
Fidelity Select Biotechnology Por...2.09%2,519,207103,211,911+9,640+0.38%
Vanguard Small Cap Index Fund2.04%2,465,836101,025,301+24,570+1.01%
Vanguard Total Stock Market Index...1.93%2,331,72095,530,568+23,605+1.02%
Fidelity Series Growth Company Fu...1.89%2,284,16593,582,240+9,800+0.43%
Waddell & Reed Advisors Science &...1.68%2,024,20082,931,47400.00%
Legg Mason Global Funds Plc - Cle...1.59%1,917,13078,544,81600.00%