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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
Renaissance Technologies
26
Renaissance Technologies
New York
$233K +$1.96K +300 +0.8%
PFO
27
Pathstone Family Office
New Jersey
$227K +$229K +35,000 New
UBS Group
28
UBS Group
Switzerland
$174K +$13.6K +2,074 +8%
Millennium Management
29
Millennium Management
New York
$167K -$272K -41,597 -62%
Vanguard Group
30
Vanguard Group
Pennsylvania
$163K +$165K +25,160 New
California State Teachers Retirement System (CalSTRS)
31
California State Teachers Retirement System (CalSTRS)
California
$158K +$160K +24,417 New
CC
32
Corton Capital
Ontario, Canada
$140K +$8K +1,223 +6%
MIH
33
Meitav Investment House
Israel
$139K – – –
Qube Research & Technologies (QRT)
34
Qube Research & Technologies (QRT)
United Kingdom
$134K +$58K +8,871 +76%
Legal & General Group
35
Legal & General Group
United Kingdom
$122K +$123K +18,755 New
CS
36
Credit Suisse
Switzerland
$97.8K +$98.7K +15,087 New
OQS
37
Occudo Quantitative Strategies
Florida
$92.4K +$18.3K +2,796 +24%
D.E. Shaw & Co
38
D.E. Shaw & Co
New York
$66.1K -$19.6K -2,997 -23%
Barclays
39
Barclays
United Kingdom
$32.2K +$28.6K +4,373 +737%
TRCT
40
Tower Research Capital (TRC)
New York
$31.1K +$31.4K +4,798 New
AP
41
Antipodes Partners
Australia
$24K +$27.4K +4,192 New
Wells Fargo
42
Wells Fargo
California
$20.3K – – –
Citigroup
43
Citigroup
New York
$19.6K -$3.02K -461 -13%
JP Morgan Chase
44
JP Morgan Chase
New York
$12.1K +$10.3K +1,569 +523%
Bank of America
45
Bank of America
North Carolina
$11.8K -$10.4K -1,593 -47%
HIIFS
46
Harel Insurance Investments & Financial Services
Israel
$11K -$2.11K -323 -16%
Lazard Asset Management
47
Lazard Asset Management
New York
$7K -$86.3K -13,186 -92%
Simplex Trading
48
Simplex Trading
Illinois
$2K +$386 +59 +20%
Royal Bank of Canada
49
Royal Bank of Canada
Ontario, Canada
$2K +$1.2K +183 +95%
First Manhattan
50
First Manhattan
New York
$71 +$72 +11 New
1
2
3

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.