IONS icon

Ionis Pharmaceuticals

428 hedge funds and large institutions have $11B invested in Ionis Pharmaceuticals in 2025 Q3 according to their latest regulatory filings, with 114 funds opening new positions, 134 increasing their positions, 116 reducing their positions, and 39 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more call options, than puts

Call options by funds: $ | Put options by funds: $

more capital invested

Capital invested by funds: $ → $

more funds holding

Funds holding:

16% more repeat investments, than reductions

Existing positions increased: 134 | Existing positions reduced: 116

0% more funds holding in top 10

Funds holding in top 10: 1212 (0)

0.59% less ownership

Funds ownership: 106.09%105.5% (-0.59%)

Holders
428
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
12
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$170M
Puts
$74.8M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
GAM
176
Gotham Asset Management
New York
$2.1M
KK
177
KLP Kapitalforvaltning
Norway
$2.06M
Twin Tree Management
178
Twin Tree Management
Texas
$1.87M
GIP
179
Granite Investment Partners
California
$1.83M
CUAMC
180
China Universal Asset Management Company
China
$1.83M
Ensign Peak Advisors
181
Ensign Peak Advisors
Utah
$1.81M
Envestnet Asset Management
182
Envestnet Asset Management
Illinois
$1.8M
Wolverine Trading
183
Wolverine Trading
Illinois
$1.77M
LCM
184
Landscape Capital Management
New Jersey
$1.74M
PA
185
Profund Advisors
Maryland
$1.7M
Calamos Advisors
186
Calamos Advisors
Illinois
$1.69M
EGM
187
Engineers Gate Manager
New York
$1.69M
BAMCO Inc
188
BAMCO Inc
New York
$1.64M
BCM
189
Bayesian Capital Management
New York
$1.62M
Daiwa Securities Group
190
Daiwa Securities Group
Japan
$1.62M
LPL Financial
191
LPL Financial
California
$1.6M
Mariner
192
Mariner
Kansas
$1.58M
TRSOTSOK
193
Teachers Retirement System of the State of Kentucky
Kentucky
$1.58M
BCM
194
BlueCrest Capital Management
Jersey
$1.53M
ACM
195
Atika Capital Management
New York
$1.41M
X
196
Xponance
Pennsylvania
$1.4M
NIM
197
Nicollet Investment Management
Minnesota
$1.33M
RCAP
198
Resolute Capital Asset Partners
Colorado
$1.31M
DIA
199
Dana Investment Advisors
Wisconsin
$1.23M
Victory Capital Management
200
Victory Capital Management
Texas
$1.19M