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Similarweb
SMWB

112 hedge funds and large institutions have $586M invested in Similarweb in 2024 Q4 according to their latest regulatory filings, with 28 funds opening new positions, 46 increasing their positions, 24 reducing their positions, and 9 closing their positions.

New
Increased
Maintained
Reduced
Closed

1,853% more call options, than puts

Call options by funds: $14.6M | Put options by funds: $750K

211% more first-time investments, than exits

New positions opened: 28 | Existing positions closed: 9

92% more repeat investments, than reductions

Existing positions increased: 46 | Existing positions reduced: 24

87% more capital invested

Capital invested by funds: $312M → $586M (+$273M)

20% more funds holding

Funds holding: 93 → 112 (+19)

17% more funds holding in top 10

Funds holding in top 10: 6 → 7 (+1)

6.93% more ownership

Funds ownership: 43.69% → 50.62% (+6.9%)

Holders
112
Holders Change
+19
Holders Change %
+20.43%
% of All Funds
1.48%
Holding in Top 10
7
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+16.67%
% of All Funds
0.09%
New
28
Increased
46
Reduced
24
Closed
9
Calls
$14.6M
Puts
$750K
Net Calls
+$13.9M
Net Calls Change
+$14.4M

Top Buyers

1
Jennison Associates
Jennison Associates
New York
+$20.3M
2
SSA
Schonfeld Strategic Advisors
New York
+$17.6M
3
T. Rowe Price Investment Management
T. Rowe Price Investment Management
Maryland
+$7.46M
4
Victory Capital Management
Victory Capital Management
Texas
+$4.75M
5
NCGI
Next Century Growth Investors
Minnesota
+$4.59M

Top Sellers

1
Citadel Advisors
Citadel Advisors
Florida
-$15.7M
2
AFT
Alpha Family Trust
California
-$5.67M
3
Millennium Management
Millennium Management
New York
-$4.8M
4
GCM
Ghisallo Capital Management
Massachusetts
-$2.24M
5
Squarepoint
Squarepoint
New York
-$903K
Name Holding Trade Value Shares
Change 		Change in
Stake
New York State Common Retirement Fund
101
New York State Common Retirement Fund
New York
$39K +$30.4K +2,754 New
Citigroup
102
Citigroup
New York
$33.7K +$12.8K +1,161 +96%
C
103
Covestor
United Kingdom
$32K -$14.8K -1,336 -37%
GRP
104
Global Retirement Partners
California
$29K +$22.6K +2,047 New
NA
105
NewEdge Advisors
Louisiana
$24.3K +$17.7K +1,604 +1,472%
Royal Bank of Canada
106
Royal Bank of Canada
Ontario, Canada
$18K -$7.74K -700 -35%
MA
107
MCF Advisors
Kentucky
$11.9K +$5.44K +492 +141%
Wells Fargo
108
Wells Fargo
California
$3.66K – – –
Jones Financial Companies
109
Jones Financial Companies
Missouri
$2K +$453 +41 +41%
TRCT
110
Tower Research Capital (TRC)
New York
$496 -$718 -65 -65%
FFA
111
Farther Finance Advisors
California
$326 +$254 +23 New
Fidelity Investments
112
Fidelity Investments
Massachusetts
$85 – – –
GCM
113
Ghisallo Capital Management
Massachusetts
– -$2.24M -252,842 Closed
II
114
Inspire Investing
Idaho
– -$886K -100,265 Closed
Hudson Bay Capital Management
115
Hudson Bay Capital Management
Connecticut
– -$666K -75,305 Closed
OQS
116
Occudo Quantitative Strategies
Florida
– -$259K -29,326 Closed
EGM
117
Engineers Gate Manager
New York
– -$108K -12,196 Closed
QL
118
Quarry LP
New York
– -$17.7K -1,998 Closed
NC
119
nVerses Capital
Florida
– -$16.8K -1,900 Closed
Simplex Trading
120
Simplex Trading
Illinois
– -$15.4K -1,396 Closed
S
121
SignatureFD
Georgia
– -$4.86K -550 Closed
1 2 3 4
5

SMWB Hedge Fund Activity: Q4 2024 in Review

112 of the 7,592 institutional investors tracked by Wall St. Rank reported a position in Similarweb (SMWB) for Q4 2024, worth a combined $586M — up 87% from $312M a quarter earlier.

Buyers outnumbered sellers: 28 funds opened new SMWB positions and 9 closed out — a net gain of 19 holders — while 46 added to existing stakes and 24 trimmed.

The largest buyer was Jennison Associates, opening a new position worth an estimated $20.3M. The largest seller was Citadel Advisors, cutting an estimated $15.7M.

  • 112 institutional investors held Similarweb (SMWB) as of Q4 2024, up from 93 in Q3 2024.
  • Funds reported $586M of Similarweb stock for Q4 2024, up 87% quarter-over-quarter.
  • 28 funds opened new Similarweb positions in Q4 2024 and 9 closed out, a net change of +19 holders.
  • The largest Similarweb buyer in Q4 2024 was Jennison Associates, an estimated $20.3M added.
  • The largest Similarweb seller in Q4 2024 was Citadel Advisors, an estimated $15.7M sold.

Based on aggregated 13F filings for Q4 2024.