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Similarweb
SMWB

51 hedge funds and large institutions have $214M invested in Similarweb in 2023 Q3 according to their latest regulatory filings, with 14 funds opening new positions, 13 increasing their positions, 15 reducing their positions, and 11 closing their positions.

New
Increased
Maintained
Reduced
Closed

27% more first-time investments, than exits

New positions opened: 14 | Existing positions closed: 11

16% more capital invested

Capital invested by funds: $184M → $214M (+$30M)

6.69% more ownership

Funds ownership: 36.72% → 43.41% (+6.7%)

6% more funds holding

Funds holding: 48 → 51 (+3)

13% less repeat investments, than reductions

Existing positions increased: 13 | Existing positions reduced: 15

20% less funds holding in top 10

Funds holding in top 10: 5 → 4 (-1)

86% less call options, than puts

Call options by funds: $1K | Put options by funds: $7K

Holders
51
Holders Change
+3
Holders Change %
+6.25%
% of All Funds
0.81%
Holding in Top 10
4
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-20%
% of All Funds
0.06%
New
14
Increased
13
Reduced
15
Closed
11
Calls
$1K
Puts
$7K
Net Calls
-$6K
Net Calls Change
-$26.3M

Top Buyers

1
PF
Phoenix Financial
Israel
+$27.5M
2
YDMI
Y.D. More Investments
Israel
+$9.89M
3
BlackRock
BlackRock
New York
+$1.46M
4
1CM
1492 Capital Management
Wisconsin
+$986K
5
State Street
State Street
Massachusetts
+$396K

Top Sellers

1
UID
Union Investments & Development
Israel
-$4.61M
2
PCM
Portolan Capital Management
Massachusetts
-$891K
3
William Blair & Company
William Blair & Company
Illinois
-$306K
4
AIM
ARK Investment Management
Florida
-$303K
5
Millennium Management
Millennium Management
New York
-$272K
Name Holding Trade Value Shares
Change 		Change in
Stake
N
1
Naspers
South Africa
$72.4M – – –
ICP
2
ION Crossover Partners
Israel
$37.4M – – –
PF
3
Phoenix Financial
Israel
$27.3M +$27.5M +4,208,475 New
PCM
4
Portolan Capital Management
Massachusetts
$16.5M -$891K -136,242 -5%
UM
5
Ulysses Management
New York
$14.8M – – –
AFT
6
Alpha Family Trust
California
$10.9M – – –
MIFH
7
Migdal Insurance & Financial Holdings
Israel
$10.3M – – –
YDMI
8
Y.D. More Investments
Israel
$8.96M +$9.89M +1,511,263 New
AIM
9
ARK Investment Management
Florida
$2.01M -$303K -46,376 -13%
OWP
10
Old Well Partners
North Carolina
$1.64M -$67.4K -10,300 -4%
BlackRock
11
BlackRock
New York
$1.45M +$1.46M +223,612 New
Ameriprise
12
Ameriprise
Minnesota
$1.16M -$10.5K -1,601 -0.9%
1CM
13
1492 Capital Management
Wisconsin
$977K +$986K +150,750 New
William Blair & Company
14
William Blair & Company
Illinois
$940K -$306K -46,764 -24%
Tudor Investment Corp
15
Tudor Investment Corp
Connecticut
$883K -$7 -1 -0%
HCM
16
Horrell Capital Management
Arkansas
$881K – – –
GCP
17
GSA Capital Partners
United Kingdom
$568K +$23.4K +3,578 +4%
Morgan Stanley
18
Morgan Stanley
New York
$556K +$21.8K +3,333 +4%
Squarepoint
19
Squarepoint
New York
$400K -$57.8K -8,841 -13%
State Street
20
State Street
Massachusetts
$393K +$396K +60,600 New
Swiss National Bank
21
Swiss National Bank
Switzerland
$391K +$395K +60,374 New
Federated Hermes
22
Federated Hermes
Pennsylvania
$356K – – –
BAMCO Inc
23
BAMCO Inc
New York
$350K +$6.5K +993 +2%
PFM
24
Premier Fund Managers
United Kingdom
$255K -$254K -38,818 -47%
Marshall Wace
25
Marshall Wace
United Kingdom
$253K -$232K -35,419 -48%
1
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SMWB Hedge Fund Activity: Q3 2023 in Review

51 of the 6,301 institutional investors tracked by Wall St. Rank reported a position in Similarweb (SMWB) for Q3 2023, worth a combined $214M — up 16% from $184M a quarter earlier.

Buyers outnumbered sellers: 14 funds opened new SMWB positions and 11 closed out — a net gain of 3 holders — while 13 added to existing stakes and 15 trimmed.

The largest buyer was Phoenix Financial, opening a new position worth an estimated $27.5M. The largest seller was Union Investments & Development, exiting entirely with an estimated $4.61M sold.

  • 51 institutional investors held Similarweb (SMWB) as of Q3 2023, up from 48 in Q2 2023.
  • Funds reported $214M of Similarweb stock for Q3 2023, up 16% quarter-over-quarter.
  • 14 funds opened new Similarweb positions in Q3 2023 and 11 closed out, a net change of +3 holders.
  • The largest Similarweb buyer in Q3 2023 was Phoenix Financial, an estimated $27.5M added.
  • The largest Similarweb seller in Q3 2023 was Union Investments & Development, an estimated $4.61M sold.

Based on aggregated 13F filings for Q3 2023.