A detailed history of Great Lakes Advisors, LLC transactions in Ionis Pharmaceuticals Inc stock. As of the latest transaction made, Great Lakes Advisors, LLC holds 186,950 shares of IONS stock, worth $13.4 Million. This represents 0.11% of its overall portfolio holdings.

Number of Shares
186,950
Previous 399,646 53.22%
Holding current value
$13.4 Million
Previous $15.8 Million 22.55%
% of portfolio
0.11%
Previous 0.14%

Shares

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

Nov 03, 2025

SELL
$39.94 - $65.42 $8.5 Million - $13.9 Million
-212,696 Reduced 53.22%
186,950 $12.2 Million
Q2 2025

Aug 11, 2025

BUY
$25.51 - $40.0 $10.2 Million - $16 Million
399,646 New
399,646 $15.8 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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