A detailed history of Polar Capital Holdings PLC transactions in Ionis Pharmaceuticals Inc stock. As of the latest transaction made, Polar Capital Holdings PLC holds 1,033,622 shares of IONS stock, worth $74 Million. This represents 0.36% of its overall portfolio holdings.

Number of Shares
1,033,622
Previous 1,000,000 3.36%
Holding current value
$74 Million
Previous $39.5 Million 71.14%
% of portfolio
0.36%
Previous 0.23%

Shares

2 transactions
Quarter Operation Price Per share shares change shares Held SEC Form
Q3 2025

Nov 14, 2025

BUY
$39.94 - $65.42 $1.34 Million - $2.2 Million
33,622 Added 3.36%
1,033,622 $67.6 Million
Q2 2025

Aug 14, 2025

BUY
$25.51 - $40.0 $25.5 Million - $40 Million
1,000,000 New
1,000,000 $39.5 Million

Others Institutions Holding IONS

About IONIS PHARMACEUTICALS INC


  • Ticker IONS
  • Exchange NASDAQ
  • Sector Healthcare
  • Industry Biotechnology
  • Shares Outstandng 141,940,992
  • Market Cap $10.2B
  • Description
  • Ionis Pharmaceuticals, Inc. discovers and develops RNA-targeted therapeutics in the United States. The company offers SPINRAZA for spinal muscular atrophy (SMA) in pediatric and adult patients; TEGSEDI, an injection for the treatment of polyneuropathy of hereditary transthyretin-mediated amyloidosis in adults; and WAYLIVRA, a treatment for famil...
More about IONS
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