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Ionis Pharmaceuticals

425 hedge funds and large institutions have $11B invested in Ionis Pharmaceuticals in 2025 Q3 according to their latest regulatory filings, with 113 funds opening new positions, 133 increasing their positions, 115 reducing their positions, and 38 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: 133 | Existing positions reduced: 115

0% more funds holding in top 10

Funds holding in top 10: 1212 (0)

0.95% less ownership

Funds ownership: 106.09%105.14% (-0.95%)

Holders
425
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
GKIM
76
GW&K Investment Management
Massachusetts
$17.3M
AG
77
Algert Global
California
$16.5M
PFM
78
Privium Fund Management
Netherlands
$16.3M
Raymond James Financial
79
Raymond James Financial
Florida
$15.7M
JG
80
Jain Global
New York
$14.8M
OIC
81
Orion Investment Company
Missouri
$14.7M
California Public Employees Retirement System
82
California Public Employees Retirement System
California
$14.1M
TI
83
Trexquant Investment
Connecticut
$14.1M
Stifel Financial
84
Stifel Financial
Missouri
$13.3M
SSA
85
Schonfeld Strategic Advisors
New York
$13.1M
Universal-Beteiligungs- und Servicegesellschaft
86
Universal-Beteiligungs- und Servicegesellschaft
Germany
$12.9M
TAM
87
Tocqueville Asset Management
New York
$12.6M
GLA
88
Great Lakes Advisors
Illinois
$12.2M
RhumbLine Advisers
89
RhumbLine Advisers
Massachusetts
$11.9M
CCM
90
Cinctive Capital Management
New York
$11.4M
SA
91
Sovran Advisors
California
$11.2M
SIMG
92
Sonora Investment Management Group
Arizona
$11.1M
New York State Common Retirement Fund
93
New York State Common Retirement Fund
New York
$11M
SA
94
Sicart Associates
New York
$10.7M
BFM
95
Boothbay Fund Management
New York
$10.7M
CFM
96
Capricorn Fund Managers
United Kingdom
$10.7M
ACM
97
Aquatic Capital Management
Illinois
$10.4M
EDRH
98
Edmond de Rothschild Holding
Switzerland
$10.3M
Citigroup
99
Citigroup
New York
$10.2M
Skandinaviska Enskilda Banken (SEB)
100
Skandinaviska Enskilda Banken (SEB)
Sweden
$10.2M