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SIMILARWEB LTD.

SMWB · CIK 0001842731

SEC FORM 4
$875,754.32

SIMILARWEB LTD. (SMWB)

Sale of 113,900 shares at $7.6888 per share.

Reporting Person Offer Or · Officer Title Chief Executive Officer · Transaction Code S

Traded Sep 24, 2026 · Disclosed Sep 25, 2026

Source: SEC Form 4 · 0001976408-26-000866 · filed 2026-09-25 · View filing →

SEC FORM 4
$3,347.60

SIMILARWEB LTD. (SMWB)

Sale of 400 shares at $8.369 per share.

Reporting Person Offer Or · Officer Title Chief Executive Officer · Transaction Code S

Traded Sep 24, 2026 · Disclosed Sep 25, 2026

Source: SEC Form 4 · 0001976408-26-000866 · filed 2026-09-25 · View filing →

SEC FORM 4
$242,402.52

SIMILARWEB LTD. (SMWB)

Sale of 28,400 shares at $8.5353 per share.

Reporting Person Offer Or · Officer Title Chief Executive Officer · Transaction Code S

Traded Sep 23, 2026 · Disclosed Sep 24, 2026

Source: SEC Form 4 · 0001976408-26-000863 · filed 2026-09-24 · View filing →

SEC FORM 4
$289,034.10

SIMILARWEB LTD. (SMWB)

Sale of 34,500 shares at $8.3778 per share.

Reporting Person Offer Or · Officer Title Chief Executive Officer · Transaction Code S

Traded Sep 22, 2026 · Disclosed Sep 24, 2026

Source: SEC Form 4 · 0001976408-26-000863 · filed 2026-09-24 · View filing →

SEC FORM 4
$270,608.80

SIMILARWEB LTD. (SMWB)

Sale of 32,200 shares at $8.404 per share.

Reporting Person Offer Or · Officer Title Chief Executive Officer · Transaction Code S

Traded Sep 21, 2026 · Disclosed Sep 22, 2026

Source: SEC Form 4 · 0001976408-26-000859 · filed 2026-09-22 · View filing →

SEC FORM 4
$309,285.00

SIMILARWEB LTD. (SMWB)

Sale of 37,500 shares at $8.2476 per share.

Reporting Person Offer Or · Officer Title Chief Executive Officer · Transaction Code S

Traded Sep 18, 2026 · Disclosed Sep 22, 2026

Source: SEC Form 4 · 0001976408-26-000859 · filed 2026-09-22 · View filing →

SEC FORM 4
$253,718.40

SIMILARWEB LTD. (SMWB)

Sale of 30,400 shares at $8.346 per share.

Reporting Person Offer Or · Officer Title Chief Executive Officer · Transaction Code S

Traded Sep 17, 2026 · Disclosed Sep 18, 2026

Source: SEC Form 4 · 0001976408-26-000856 · filed 2026-09-18 · View filing →

SEC FORM 4
$383,929.87

SIMILARWEB LTD. (SMWB)

Sale of 45,719 shares at $8.3976 per share.

Reporting Person Offer Or · Officer Title Chief Executive Officer · Transaction Code S

Traded Sep 16, 2026 · Disclosed Sep 18, 2026

Source: SEC Form 4 · 0001976408-26-000856 · filed 2026-09-18 · View filing →

SEC FORM 4
$227,586.15

SIMILARWEB LTD. (SMWB)

Sale of 26,691 shares at $8.5267 per share.

Reporting Person Offer Or · Officer Title Chief Executive Officer · Transaction Code S

Traded Sep 15, 2026 · Disclosed Sep 16, 2026

Source: SEC Form 4 · 0001976408-26-000852 · filed 2026-09-16 · View filing →

SEC FORM 4
$451,649.62

SIMILARWEB LTD. (SMWB)

Sale of 52,900 shares at $8.5378 per share.

Reporting Person Offer Or · Officer Title Chief Executive Officer · Transaction Code S

Traded Sep 14, 2026 · Disclosed Sep 16, 2026

Source: SEC Form 4 · 0001976408-26-000852 · filed 2026-09-16 · View filing →

SEC FORM 4
$474,908.70

SIMILARWEB LTD. (SMWB)

Sale of 59,000 shares at $8.0493 per share.

Reporting Person Offer Or · Officer Title Chief Executive Officer · Transaction Code S

Traded Sep 11, 2026 · Disclosed Sep 14, 2026

Source: SEC Form 4 · 0001976408-26-000837 · filed 2026-09-14 · View filing →

SEC FORM 4
$477,335.52

SIMILARWEB LTD. (SMWB)

Sale of 59,200 shares at $8.0631 per share.

Reporting Person Offer Or · Officer Title Chief Executive Officer · Transaction Code S

Traded Sep 10, 2026 · Disclosed Sep 14, 2026

Source: SEC Form 4 · 0001976408-26-000837 · filed 2026-09-14 · View filing →

SEC FORM 4
$695,301.84

SIMILARWEB LTD. (SMWB)

Sale of 86,300 shares at $8.0568 per share.

Reporting Person Offer Or · Officer Title Chief Executive Officer · Transaction Code S

Traded Sep 9, 2026 · Disclosed Sep 10, 2026

Source: SEC Form 4 · 0001976408-26-000832 · filed 2026-09-10 · View filing →

SEC FORM 4
$505,600.65

SIMILARWEB LTD. (SMWB)

Sale of 60,700 shares at $8.3295 per share.

Reporting Person Offer Or · Officer Title Chief Executive Officer · Transaction Code S

Traded Sep 8, 2026 · Disclosed Sep 10, 2026

Source: SEC Form 4 · 0001976408-26-000832 · filed 2026-09-10 · View filing →

SEC FORM 4
$446,654.07

SIMILARWEB LTD. (SMWB)

Acquisition (code M) of 164,817 shares at $2.71 per share.

Reporting Person Offer Or · Officer Title Chief Executive Officer · Transaction Code M

Traded Aug 26, 2026 · Disclosed Aug 27, 2026

Source: SEC Form 4 · 0001976408-26-000777 · filed 2026-08-27 · View filing →

SEC FORM 4
$1,483,451.89

SIMILARWEB LTD. (SMWB)

Sale of 164,817 shares at $9.0006 per share.

Reporting Person Offer Or · Officer Title Chief Executive Officer · Transaction Code S

Traded Aug 26, 2026 · Disclosed Aug 27, 2026

Source: SEC Form 4 · 0001976408-26-000777 · filed 2026-08-27 · View filing →

SEC FORM 4
$106,508.42

SIMILARWEB LTD. (SMWB)

Acquisition (code M) of 39,302 shares at $2.71 per share.

Reporting Person Offer Or · Officer Title Chief Executive Officer · Transaction Code M

Traded Aug 26, 2026 · Disclosed Aug 27, 2026

Source: SEC Form 4 · 0001976408-26-000777 · filed 2026-08-27 · View filing →

SEC FORM 4
$354,193.55

SIMILARWEB LTD. (SMWB)

Sale of 39,302 shares at $9.0121 per share.

Reporting Person Offer Or · Officer Title Chief Executive Officer · Transaction Code S

Traded Aug 26, 2026 · Disclosed Aug 27, 2026

Source: SEC Form 4 · 0001976408-26-000777 · filed 2026-08-27 · View filing →

SEC FORM 4
$15,600.00

SIMILARWEB LTD. (SMWB)

Acquisition (code M) of 39,000 shares at $0.4 per share.

Reporting Person Offer Or · Officer Title Chief Executive Officer · Transaction Code M

Traded Aug 26, 2026 · Disclosed Aug 27, 2026

Source: SEC Form 4 · 0001976408-26-000777 · filed 2026-08-27 · View filing →

SEC FORM 4
$351,167.70

SIMILARWEB LTD. (SMWB)

Sale of 39,000 shares at $9.0043 per share.

Reporting Person Offer Or · Officer Title Chief Executive Officer · Transaction Code S

Traded Aug 26, 2026 · Disclosed Aug 27, 2026

Source: SEC Form 4 · 0001976408-26-000777 · filed 2026-08-27 · View filing →

SEC FORM 4
$425,624.32

SIMILARWEB LTD. (SMWB)

Acquisition (code M) of 140,008 shares at $3.04 per share.

Reporting Person Offer Or · Officer Title Chief Executive Officer · Transaction Code M

Traded Aug 26, 2026 · Disclosed Aug 27, 2026

Source: SEC Form 4 · 0001976408-26-000777 · filed 2026-08-27 · View filing →

SEC FORM 4
$1,260,828.04

SIMILARWEB LTD. (SMWB)

Sale of 140,008 shares at $9.0054 per share.

Reporting Person Offer Or · Officer Title Chief Executive Officer · Transaction Code S

Traded Aug 26, 2026 · Disclosed Aug 27, 2026

Source: SEC Form 4 · 0001976408-26-000777 · filed 2026-08-27 · View filing →

SEC FORM 4
$663,900.00

SIMILARWEB LTD. (SMWB)

Sale of 75,000 shares at $8.852 per share.

Reporting Person Offer Or · Officer Title Chief Executive Officer · Transaction Code S

Traded Aug 14, 2026 · Disclosed Aug 17, 2026

Source: SEC Form 4 · 0001976408-26-000747 · filed 2026-08-17 · View filing →

SEC FORM 4
$182,375.68

SIMILARWEB LTD. (SMWB)

Acquisition (code M) of 59,992 shares at $3.04 per share.

Reporting Person Offer Or · Officer Title Chief Executive Officer · Transaction Code M

Traded Aug 14, 2026 · Disclosed Aug 17, 2026

Source: SEC Form 4 · 0001976408-26-000747 · filed 2026-08-17 · View filing →

SEC FORM 4
$533,964.80

SIMILARWEB LTD. (SMWB)

Sale of 59,992 shares at $8.9006 per share.

Reporting Person Offer Or · Officer Title Chief Executive Officer · Transaction Code S

Traded Aug 14, 2026 · Disclosed Aug 17, 2026

Source: SEC Form 4 · 0001976408-26-000747 · filed 2026-08-17 · View filing →

SEC FORM 4
$30,000.00

SIMILARWEB LTD. (SMWB)

Acquisition (code M) of 75,000 shares at $0.4 per share.

Reporting Person Offer Or · Officer Title Chief Executive Officer · Transaction Code M

Traded Aug 14, 2026 · Disclosed Aug 17, 2026

Source: SEC Form 4 · 0001976408-26-000747 · filed 2026-08-17 · View filing →

SEC FORM 4
$694,640.00

SIMILARWEB LTD. (SMWB)

Acquisition (code M) of 228,500 shares at $3.04 per share.

Reporting Person Offer Or · Officer Title Chief Executive Officer · Transaction Code M

Traded Aug 13, 2026 · Disclosed Aug 17, 2026

Source: SEC Form 4 · 0001976408-26-000747 · filed 2026-08-17 · View filing →

SEC FORM 4
$2,015,712.75

SIMILARWEB LTD. (SMWB)

Sale of 228,500 shares at $8.8215 per share.

Reporting Person Offer Or · Officer Title Chief Executive Officer · Transaction Code S

Traded Aug 13, 2026 · Disclosed Aug 17, 2026

Source: SEC Form 4 · 0001976408-26-000747 · filed 2026-08-17 · View filing →

SEC FORM 4
$80,000.00

SIMILARWEB LTD. (SMWB)

Acquisition (code M) of 200,000 shares at $0.4 per share.

Reporting Person Offer Or · Officer Title Chief Executive Officer · Transaction Code M

Traded Aug 13, 2026 · Disclosed Aug 17, 2026

Source: SEC Form 4 · 0001976408-26-000747 · filed 2026-08-17 · View filing →

SEC FORM 4
$1,757,280.00

SIMILARWEB LTD. (SMWB)

Sale of 200,000 shares at $8.7864 per share.

Reporting Person Offer Or · Officer Title Chief Executive Officer · Transaction Code S

Traded Aug 13, 2026 · Disclosed Aug 17, 2026

Source: SEC Form 4 · 0001976408-26-000747 · filed 2026-08-17 · View filing →

SEC FORM 4
$928,418.75

SIMILARWEB LTD. (SMWB)

Sale of 106,105 shares at $8.75 per share.

Reporting Person Offer Or · Officer Title Chief Executive Officer · Transaction Code S

Traded Aug 13, 2026 · Disclosed Aug 17, 2026

Source: SEC Form 4 · 0001976408-26-000747 · filed 2026-08-17 · View filing →

SEC FORM 4
$356,000.00

SIMILARWEB LTD. (SMWB)

Sale of 40,000 shares at $8.9 per share.

Reporting Person Offer Or · Officer Title Chief Executive Officer · Transaction Code S

Traded Aug 13, 2026 · Disclosed Aug 17, 2026

Source: SEC Form 4 · 0001976408-26-000747 · filed 2026-08-17 · View filing →