Senior insider sale
Chief Executive Officer at SIMILARWEB LTD. — senior position signals high conviction
$4.70M
534.61K shares
What this filing means
OFFER OR plans to sell 534.61K shares of SIMILARWEB LTD. valued at approximately $4.70M. Form 144 is a notice of intent to sell restricted or control securities — not a mandatory transaction. This filing provides advance warning of potential selling pressure.
Filed: 8/14/2026ACC: 0001976408-26-000736
Officer· Chief Executive Officer
Since Mar 2026
534.61K
Shares to sell
$4.70M
Approx. market value
534.61K
Acquired (3 months)
1
Planned
Securities Acquired — Last 3 Months5
Shares acquired upon exercise of employee stock options
Cash payment upon exercise of stock options
8/13/2026
228.50KShares acquired upon exercise of employee stock options
Cash payment upon exercise of stock options
8/13/2026
200KPurchase in open market
Cash
6/1/2026
50KPurchase in open market
Cash
5/19/2026
53KPurchase in open market
Cash
5/18/2026
3.10KTotal acquired534.61K
| Acquisition Date | Type | Amount Acquired | Gift |
|---|---|---|---|
8/13/2026 | Shares acquired upon exercise of employee stock options Cash payment upon exercise of stock options | 228.50K | — |
8/13/2026 | Shares acquired upon exercise of employee stock options Cash payment upon exercise of stock options | 200K | — |
6/1/2026 | Purchase in open market Cash | 50K | — |
5/19/2026 | Purchase in open market Cash | 53K | — |
5/18/2026 | Purchase in open market Cash | 3.10K | — |
| Total | 534.61K | ||
Planned & Completed Dispositions1
NYSEPlanned
Units to sell
534.61K
Market value
$4.70M
8/13/2026
Total
Units
534.61K
Value
$4.70M
| Date | Units to Sell | Approx. Market Value | Exchange | Status |
|---|---|---|---|---|
8/13/2026 | 534.61K | $4.70M | NYSE | Planned |
| Total | 534.61K | $4.70M | ||