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Ionis Pharmaceuticals Inc (NASDAQ:IONS)

BATS BZX Real-Time Price
As of 2:22pm ET
 +1.15 / +3.03%
Today’s Change
Today|||52-Week Range
Institutional investors purchased a net $1.8 million shares of IONS during the quarter ended December 2016 and now own 91.25% 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 holders55.48%
Other institutional35.78%
Individual stakeholders0.83%

Largest Quarterly Institutional

Latest Institutional Activity

12/31/2016WELLINGTON MANAGEMENT CO. LLP  Bought 2.9 Million shares of Ionis Pharmaceuticals Inc
12/31/2016CLEARBRIDGE INVESTMENTS LLC  Bought 1.2 Million shares of Ionis Pharmaceuticals Inc
12/31/2016T. ROWE PRICE ASSOCIATES, INC.  Bought 867.5 Thousand shares of Ionis Pharmaceuticals Inc

Top 10 Owners of Ionis Pharmaceuticals Inc

Total value ($)Shares
bought / sold
Fidelity Management & Research Co...14.99%18,171,845904,412,726+42,591+0.23%
ClearBridge Investments LLC9.94%12,052,583599,857,056+1,224,208+11.31%
The Vanguard Group, Inc.7.47%9,052,966450,566,118+259,814+2.95%
Baillie Gifford & Co.6.94%8,415,156418,822,314-60,191-0.71%
Bellevue Asset Management AG5.78%7,004,172348,597,640-267,000-3.67%
BlackRock Fund Advisors5.11%6,192,817308,216,502+331,214+5.65%
Wellington Management Co. LLP4.95%5,995,932298,417,536+2,903,235+93.87%
Waddell & Reed Investment Managem...4.74%5,742,800285,819,156-70,600-1.21%
SSgA Funds Management, Inc.2.29%2,772,679137,996,234-811,925-22.65%
OppenheimerFunds, Inc.2.25%2,723,506135,548,894+529,880+24.16%

Top 10 Mutual Funds Holding Ionis Pharmaceuticals Inc

Mutual fundStakeShares
Total value ($)Shares
bought / sold
Fidelity Growth Company Fund6.30%7,638,927380,189,397-433,700-5.37%
BB Biotech AG5.86%7,104,838353,607,787+325,000+4.79%
Ivy Funds - Science & Technology ...2.65%3,217,000160,110,09000.00%
ClearBridge Aggressive Growth Fun...2.32%2,812,753139,990,71700.00%
Vanguard Small Cap Index Fund2.27%2,748,653136,800,460+42,060+1.55%
Vanguard Total Stock Market Index...2.16%2,622,746130,534,068+57,693+2.25%
Fidelity Select Biotechnology Por...2.12%2,570,377127,927,66300.00%
Fidelity Series Growth Company Fu...1.92%2,328,082115,868,641-43,200-1.82%
Waddell & Reed Advisors Science &...1.77%2,143,000106,657,11000.00%
Hartford Mid Cap Fund1.54%1,867,35092,938,010+214,723+12.99%