A detailed history of Tweedy Browne Co. (Tweedy, Browne CO LLC) transactions in Ionis Pharmaceuticals Inc stock. As of the latest transaction made, Tweedy, Browne CO LLC holds 3,454,676 shares of IONS stock, worth $126 Million. This represents 6.83% of its overall portfolio holdings.

Number of Shares
3,454,676
Previous 3,454,676 -0.0%
Holding current value
$126 Million
Previous $165 Million 15.95%
% of portfolio
6.83%
Previous 7.75%

Shares

8 transactions
Quarter Operation Price Per share shares change shares Held SEC Form
Q4 2023

Feb 13, 2024

SELL
$43.39 - $51.63 $2.41 Million - $2.87 Million
-55,497 Reduced 1.58%
3,454,676 $175 Million
Q3 2023

Nov 13, 2023

SELL
$38.5 - $47.13 $1.18 Million - $1.45 Million
-30,685 Reduced 0.87%
3,510,173 $159 Million
Q2 2023

Aug 14, 2023

SELL
$34.73 - $43.33 $6,529 - $8,146
-188 Reduced 0.01%
3,540,858 $145 Million
Q1 2023

May 15, 2023

SELL
$33.58 - $41.2 $3,022 - $3,708
-90 Reduced -0.0%
3,541,046 $127 Million
Q4 2022

Feb 09, 2023

BUY
$37.12 - $46.52 $30.4 Million - $38.1 Million
818,148 Added 30.05%
3,541,136 $134 Million
Q3 2022

Nov 15, 2022

SELL
$36.54 - $48.66 $138,486 - $184,421
-3,790 Reduced 0.14%
2,722,988 $120 Million
Q2 2022

Aug 12, 2022

SELL
$31.71 - $43.0 $6.29 Million - $8.53 Million
-198,324 Reduced 6.78%
2,726,778 $101 Million
Q1 2022

May 13, 2022

BUY
$29.88 - $37.04 $87.4 Million - $108 Million
2,925,102 New
2,925,102 $108 Million

Others Institutions Holding IONS

About IONIS PHARMACEUTICALS INC


  • Ticker IONS
  • Exchange NASDAQ
  • Sector Healthcare
  • Industry Biotechnology
  • Shares Outstandng 141,940,992
  • Market Cap $5.19B
  • 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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