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Similarweb
SMWB

Overview Fund Activity

109 hedge funds and large institutions have $329M invested in Similarweb in 2025 Q2 according to their latest regulatory filings, with 21 funds opening new positions, 45 increasing their positions, 28 reducing their positions, and 20 closing their positions.

Holders
109
Holders Change
–
Holders Change %
0%
% of All Funds
1.46%
Holding in Top 10
4
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-20%
% of All Funds
0.05%
New
21
Increased
45
Reduced
28
Closed
20
Calls
$3.59M
Puts
$6.5M
Net Calls
-$2.91M
Net Calls Change
-$5.98M

Top Buyers

1
CP
1
CenterBook Partners
Connecticut
$11.3M
2
NL
2
Nuveen LLC
North Carolina
$10.2M
3
Morgan Stanley
3
Morgan Stanley
New York
$7.16M
4
PCM
4
Penn Capital Management
Pennsylvania
$3.23M
5
Citadel Advisors
5
Citadel Advisors
Florida
$6.9M

Top Sellers

1
Jennison Associates
1
Jennison Associates
New York
$0
2
PF
2
Phoenix Financial
Israel
$21.1M
3
T. Rowe Price Investment Management
3
T. Rowe Price Investment Management
Maryland
$0
4
CCPM
4
Cooper Creek Partners Management
New York
$0
5
SSA
5
Schonfeld Strategic Advisors
New York
$115K
Name Market Value Shares Shares
Change 		Shares
Change %
EIM
26
Essex Investment Management
Massachusetts
$2.05M 260,927 -1,887 -0.7%
AIM
27
ARK Investment Management
Florida
$1.9M 242,370 +121,619 +101%
PAWC
28
P.A.W. Capital
Connecticut
$1.88M 240,000 -60,000 -20%
TI
29
Trexquant Investment
Connecticut
$1.54M 196,676 -17,007 -8%
JF
30
Jump Financial
Illinois
$1.46M 185,820 +185,820 New
Marshall Wace
31
Marshall Wace
United Kingdom
$1.34M 170,942 -188,344 -52%
First Eagle Investment Management
32
First Eagle Investment Management
New York
$1.33M 169,505 +169,505 New
Ameriprise
33
Ameriprise
Minnesota
$1.12M 143,478 -2,387 -2%
JPMorgan Chase & Co
34
JPMorgan Chase & Co
New York
$1.04M 132,218 -79,400 -38%
Point72 Asset Management
35
Point72 Asset Management
Connecticut
$927K 118,200 +58,731 +99%
YIH
36
Y-Intercept (HK)
Hong Kong
$924K 117,831 +86,612 +277%
PVM
37
Palogic Value Management
Texas
$921K 117,423 +13,000 +12%
Qube Research & Technologies (QRT)
38
Qube Research & Technologies (QRT)
United Kingdom
$878K 111,929 +111,929 New
William Blair & Company
39
William Blair & Company
Illinois
$847K 108,083 +20,688 +24%
OC
40
Oppenheimer & Co
New York
$818K 104,389 -656 -0.6%
EGM
41
Engineers Gate Manager
New York
$802K 102,311 +80,808 +376%
FG
42
Formula Growth
Quebec, Canada
$784K 100,000 +100,000 New
Goldman Sachs
43
Goldman Sachs
New York
$774K 98,715 +77,816 +372%
PP
44
PDT Partners
New York
$771K 98,388 +3,717 +4%
UBS AM
45
UBS AM
Illinois
$692K 88,310 +38,218 +76%
Swiss National Bank
46
Swiss National Bank
Switzerland
$686K 87,474 +7,800 +10%
Verition Fund Management
47
Verition Fund Management
Connecticut
$681K 86,870 +71,402 +462%
Northern Trust
48
Northern Trust
Illinois
$650K 82,926 – –
GCP
49
GSA Capital Partners
United Kingdom
$649K 82,740 +82,740 New
Two Sigma Investments
50
Two Sigma Investments
New York
$636K 81,111 -47,952 -37%
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