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Kiniksa Pharmaceuticals
KNSA

Overview Fund Activity

188 hedge funds and large institutions have $1.1B invested in Kiniksa Pharmaceuticals in 2025 Q2 according to their latest regulatory filings, with 48 funds opening new positions, 65 increasing their positions, 62 reducing their positions, and 33 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
188
Holders Change
+13
Holders Change %
+7.43%
% of All Funds
2.52%
Holding in Top 10
3
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+50%
% of All Funds
0.04%
New
48
Increased
65
Reduced
62
Closed
33
Calls
$8.22M
Puts
$36.2M
Net Calls
-$28M
Net Calls Change
-$28.1M

Top Buyers

1
Arrowstreet Capital
Arrowstreet Capital
Massachusetts
$20.3M
2
FFM
Fairmount Funds Management
Pennsylvania
$49.1M
3
Qube Research & Technologies (QRT)
Qube Research & Technologies (QRT)
United Kingdom
$24.6M
4
RCMNY
Rubric Capital Management (New York)
New York
$108M
5
CSS
Cubist Systematic Strategies
Connecticut
$18.2M

Top Sellers

1
BlackRock
BlackRock
New York
$19.4M
2
B
Braidwell
Connecticut
$30.5M
3
State Street
State Street
Massachusetts
$2.02M
4
NL
Nuveen LLC
North Carolina
$0
5
Geode Capital Management
Geode Capital Management
Massachusetts
$1.41M
Name Holding Trade Value Shares
Change 		Shares
Change %
GAM
126
Gotham Asset Management
New York
$406K +$406K +14,676 New
SC
127
Savant Capital
Illinois
$398K +$398K +14,385 New
Asset Management One
128
Asset Management One
Japan
$373K +$321K +11,610 +624%
LCM
129
Laurion Capital Management
New York
$364K +$364K +13,170 New
Creative Planning
130
Creative Planning
Kansas
$358K +$358K +12,942 New
Mariner
131
Mariner
Kansas
$346K +$29.9K +1,080 +9%
SVWAG
132
Sound View Wealth Advisors Group
Georgia
$346K -$59.5K -2,152 -15%
Janus Henderson Group
133
Janus Henderson Group
United Kingdom
$337K – – –
Barclays
134
Barclays
United Kingdom
$334K -$1.2M -43,291 -78%
PHK
135
Point72 Hong Kong
Hong Kong
$328K +$328K +11,839 New
AACP
136
Advantage Alpha Capital Partners
California
$305K -$71.3K -2,577 -19%
TFA
137
Toth Financial Advisory
Virginia
$296K +$296K +10,700 New
PCM
138
Polymer Capital Management
New York
$290K +$37.2K +1,344 +15%
AC
139
AXQ Capital
New Jersey
$289K +$289K +10,455 New
QC
140
Quadrature Capital
United Kingdom
$289K +$289K +10,440 New
ASRS
141
Arizona State Retirement System
Arizona
$273K -$23.8K -860 -8%
AIM
142
Aigen Investment Management
New York
$260K +$260K +9,410 New
Teacher Retirement System of Texas
143
Teacher Retirement System of Texas
Texas
$253K -$25.4K -918 -9%
Universal-Beteiligungs- und Servicegesellschaft
144
Universal-Beteiligungs- und Servicegesellschaft
Germany
$253K +$253K +9,140 New
PCA
145
Pallas Capital Advisors
Massachusetts
$236K +$236K +8,535 New
CUAMC
146
China Universal Asset Management Company
China
$235K +$2.13K +77 +0.9%
Robeco Institutional Asset Management
147
Robeco Institutional Asset Management
Netherlands
$233K +$233K +8,436 New
Los Angeles Capital Management
148
Los Angeles Capital Management
California
$222K -$1.01M -36,570 -82%
RhumbLine Advisers
149
RhumbLine Advisers
Massachusetts
$202K -$1.53M -55,414 -88%
Mercer Global Advisors
150
Mercer Global Advisors
Colorado
$201K +$201K +7,271 New
4 5
6
7 8