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Kiniksa Pharmaceuticals

200 hedge funds and large institutions have $1.59B invested in Kiniksa Pharmaceuticals in 2025 Q3 according to their latest regulatory filings, with 47 funds opening new positions, 58 increasing their positions, 69 reducing their positions, and 32 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: $ → $

6% more funds holding

Funds holding: 188200 (+12)

0.1% less ownership

Funds ownership: 94.07%93.97% (-0.1%)

16% less repeat investments, than reductions

Existing positions increased: 58 | Existing positions reduced: 69

Holders
200
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
5
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$24.1M
Puts
$3.82M
Net Calls
Net Calls Change

Top Buyers

1 +$15.4M
2 +$15.3M
3 +$13.6M
4
D.E. Shaw & Co
D.E. Shaw & Co
New York
+$13.3M
5
Arrowstreet Capital
Arrowstreet Capital
Massachusetts
+$12.9M

Top Sellers

1 -$17.8M
2 -$12.9M
3 -$10.9M
4
CSS
Cubist Systematic Strategies
Connecticut
-$10.7M
5
BlackRock
BlackRock
New York
-$9.52M
Name Holding Trade Value Shares
Change
Change in
Stake
Lazard Asset Management
51
Lazard Asset Management
New York
$5.37M
Nordea Investment Management
52
Nordea Investment Management
Sweden
$5.02M
SAM
53
Silvercrest Asset Management
New York
$4.9M
HWAM
54
Hennion & Walsh Asset Management
New Jersey
$4.73M
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
55
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
Ontario, Canada
$4.71M
LTAS
56
Linden Thomas Advisory Services
North Carolina
$4.51M
JF
57
Jump Financial
Illinois
$4.39M
PP
58
PDT Partners
New York
$3.95M
EI
59
EAM Investors
California
$3.74M
GC
60
Globeflex Capital
California
$3.63M
VCM
61
Voleon Capital Management
California
$3.46M
SCM
62
Silverarc Capital Management
Massachusetts
$3.45M
EGM
63
Engineers Gate Manager
New York
$3.4M
Squarepoint
64
Squarepoint
New York
$3.31M
SSA
65
Schonfeld Strategic Advisors
New York
$3.26M
Raymond James Financial
66
Raymond James Financial
Florida
$3.07M
GCP
67
GSA Capital Partners
United Kingdom
$3.03M
ACM
68
ADAR1 Capital Management
Texas
$2.92M
State Street
69
State Street
Massachusetts
$2.91M
Man Group
70
Man Group
United Kingdom
$2.64M
Swiss National Bank
71
Swiss National Bank
Switzerland
$2.55M
Charles Schwab
72
Charles Schwab
California
$2.53M
Marshall Wace
73
Marshall Wace
United Kingdom
$2.38M
Universal-Beteiligungs- und Servicegesellschaft
74
Universal-Beteiligungs- und Servicegesellschaft
Germany
$2.34M
SFI
75
Susquehanna Fundamental Investments
Pennsylvania
$2.33M