Our Terms of Service and Privacy Policy have changed.

By continuing to use this site, you are agreeing to the new Privacy Policy and Terms of Service.

Ionis Pharmaceuticals Inc (NASDAQ:IONS)

63.39
BATS BZX Real-Time Price
As of 2:59pm ET
 -0.50 / -0.78%
Today’s Change
24.58
Today|||52-Week Range
65.41
+32.53%
Year-to-Date
The 91.13% of IONS shares held by institutional investors is a greater percentage than is typically held for stocks in the Biotechnology industry.
Mutual fund holders56.26%
Other institutional34.86%
Individual stakeholders0.82%

Largest Quarterly Institutional
Transactions

Latest Institutional Activity

8/31/2017CANDRIAM BELGIUM SA  Bought 18.0 Thousand shares of Ionis Pharmaceuticals Inc
9/29/2017SELECTRA MANAGEMENT CO. SA  Bought 12.1 Thousand shares of Ionis Pharmaceuticals Inc
7/31/2017CREDIT SUISSE AG  Bought 5.2 Thousand shares of Ionis Pharmaceuticals Inc

Top 10 Owners of Ionis Pharmaceuticals Inc

StockholderStakeShares
owned
Total value ($)Shares
bought / sold
Total
change
Fidelity Management & Research Co...14.95%18,586,234942,322,064+32,414+0.17%
ClearBridge Investments LLC9.51%11,827,881599,673,567-45,298-0.38%
Wellington Management Co. LLP8.45%10,502,010532,451,907+1,141,457+12.19%
The Vanguard Group, Inc.7.93%9,855,160499,656,612+417,364+4.42%
Bellevue Asset Management AG6.09%7,578,657384,237,910-87,891-1.15%
Baillie Gifford & Co.5.99%7,448,380377,632,866-366,417-4.69%
BlackRock Fund Advisors5.23%6,506,942329,901,959+230,410+3.67%
Waddell & Reed Investment Managem...4.13%5,140,200260,608,140-10,400-0.20%
SSgA Funds Management, Inc.2.38%2,963,990150,274,293-376,481-11.27%
OppenheimerFunds, Inc.2.20%2,733,518138,589,363+10,418+0.38%

Top 10 Mutual Funds Holding Ionis Pharmaceuticals Inc

Mutual fundStakeShares
owned
Total value ($)Shares
bought / sold
Total
change
Fidelity Growth Company Fund6.14%7,630,214386,851,850+29,569+0.39%
BB Biotech AG5.91%7,354,095372,852,617+440,923+6.38%
Vanguard Total Stock Market Index...2.35%2,919,931148,040,502+12,728+0.44%
Vanguard Small Cap Index Fund2.32%2,878,282145,928,897-19,171-0.66%
ClearBridge Aggressive Growth Fun...2.24%2,790,570141,481,899-14,763-0.53%
Fidelity Select Biotechnology Por...2.07%2,570,377130,318,11400.00%
Hartford Mid Cap Fund2.06%2,557,670129,673,869+29,648+1.17%
Ivy Funds - Science & Technology ...2.06%2,556,600129,619,620-22,000-0.85%
Vanguard Health Care Fund1.93%2,397,300121,543,11000.00%
Fidelity Series Growth Company Fu...1.80%2,233,882113,257,81700.00%