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Similarweb

109 hedge funds and large institutions have $371M invested in Similarweb in 2025 Q1 according to their latest regulatory filings, with 24 funds opening new positions, 33 increasing their positions, 40 reducing their positions, and 26 closing their positions.

New
Increased
Maintained
Reduced
Closed

more call options, than puts

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

more ownership

Funds ownership:

less first-time investments, than exits

New positions opened: | Existing positions closed:

less funds holding

Funds holding:

18% less repeat investments, than reductions

Existing positions increased: 33 | Existing positions reduced: 40

29% less funds holding in top 10

Funds holding in top 10: 75 (-2)

37% less capital invested

Capital invested by funds: $586M → $371M (-$215M)

Holders
109
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
$9.35M
Puts
$6.27M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
1
$92.4M
2
$22.8M
3
$22.7M
4
$21.4M
5
$18.6M
6
$15.6M
7
$11.7M
8
$11.6M
9
$10M
10
$9.87M
11
$9.19M
12
$8.27M
13
$7.36M
14
$7.04M
15
$6.87M
16
$6.68M
17
$6.67M
18
$6.01M
19
$5.98M
20
$4.13M
21
$4.08M
22
$3.06M
23
$2.97M
24
$2.81M
25
$2.64M