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Ionis Pharmaceuticals

360 hedge funds and large institutions have $6.67B invested in Ionis Pharmaceuticals in 2025 Q2 according to their latest regulatory filings, with 81 funds opening new positions, 121 increasing their positions, 108 reducing their positions, and 58 closing their positions.

New
Increased
Maintained
Reduced
Closed

more call options, than puts

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

more funds holding in top 10

Funds holding in top 10:

more first-time investments, than exits

New positions opened: | Existing positions closed:

more capital invested

Capital invested by funds: $ → $

12% more repeat investments, than reductions

Existing positions increased: 121 | Existing positions reduced: 108

6% more funds holding

Funds holding: 339360 (+21)

1.77% more ownership

Funds ownership: 104.33%106.1% (+1.8%)

Holders
360
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
$65.2M
Puts
$30M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
Neuberger Berman Group
101
Neuberger Berman Group
New York
$4.53M
HSBC Holdings
102
HSBC Holdings
United Kingdom
$4.29M
SEI Investments
103
SEI Investments
Pennsylvania
$3.89M
SCM
104
Superstring Capital Management
New York
$3.88M
State of Wisconsin Investment Board
105
State of Wisconsin Investment Board
Wisconsin
$3.82M
DekaBank Deutsche Girozentrale
106
DekaBank Deutsche Girozentrale
Germany
$3.72M
SPS
107
Susquehanna Portfolio Strategies
Pennsylvania
$3.67M
DA
108
DCF Advisers
Connecticut
$3.63M
NWM
109
Nicola Wealth Management
British Columbia, Canada
$3.44M
New York State Common Retirement Fund
110
New York State Common Retirement Fund
New York
$3.44M
Deutsche Bank
111
Deutsche Bank
Germany
$3.37M
Manulife (Manufacturers Life Insurance)
112
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$3.29M
MG
113
Marex Group
$3.29M
UOC
114
UBS O'Connor
Illinois
$3.21M
WorldQuant Millennium Advisors
115
WorldQuant Millennium Advisors
New York
$2.94M
VanEck Associates
116
VanEck Associates
New York
$2.91M
Treasurer of the State of North Carolina
117
Treasurer of the State of North Carolina
North Carolina
$2.87M
Walleye Capital
118
Walleye Capital
New York
$2.63M
DC
119
Davenport & Co
Virginia
$2.56M
VOYA Investment Management
120
VOYA Investment Management
Georgia
$2.55M
Janus Henderson Group
121
Janus Henderson Group
United Kingdom
$2.52M
Lazard Asset Management
122
Lazard Asset Management
New York
$2.4M
PFSRSONJ
123
Police & Firemen's Retirement System of New Jersey
New Jersey
$2.36M
Skandinaviska Enskilda Banken (SEB)
124
Skandinaviska Enskilda Banken (SEB)
Sweden
$2.36M
State of New Jersey Common Pension Fund D
125
State of New Jersey Common Pension Fund D
New Jersey
$2.33M