Form 4: Similarweb CEO Sells Shares
Insider Transaction (Form 4)
Or Offer, Chief Executive Officer of Similarweb Ltd., sold 383,127 shares of common stock on August 26, 2026.
Summary
- Option exercise/conversion: acquired 164,817 Ordinary shares at $2.71 ($446,654) on August 26, 2026; holds 4,763,108 after (Direct).
- Open-market sale: disposed of 164,817 Ordinary shares at $9.00 ($1,483,452) on August 26, 2026; holds 4,598,291 after (Direct).
- Option exercise/conversion: acquired 39,302 Ordinary shares at $2.71 ($106,508) on August 26, 2026; holds 4,637,593 after (Direct).
- Open-market sale: disposed of 39,302 Ordinary shares at $9.01 ($354,194) on August 26, 2026; holds 4,598,291 after (Direct).
- Option exercise/conversion: acquired 39,000 Ordinary shares at $0.40 ($15,600) on August 26, 2026; holds 4,637,291 after (Direct).
- Open-market sale: disposed of 39,000 Ordinary shares at $9.00 ($351,168) on August 26, 2026; holds 4,598,291 after (Direct).
- Option exercise/conversion: acquired 140,008 Ordinary shares at $3.04 ($425,624) on August 26, 2026; holds 4,738,299 after (Direct).
- Open-market sale: disposed of 140,008 Ordinary shares at $9.01 ($1,260,828) on August 26, 2026; holds 4,598,291 after (Direct).
- Option exercise/conversion: disposed of 164,817 Options to purchase one Ordinary Share on August 26, 2026; holds 400,000 after (Direct).
- Option exercise/conversion: disposed of 39,302 Options to purchase one Ordinary Share on August 26, 2026; holds 400,000 after (Direct).
- Option exercise/conversion: disposed of 39,000 Options to purchase one Ordinary Share on August 26, 2026; holds 700,000 after (Direct).
- Option exercise/conversion: disposed of 140,008 Options to purchase one Ordinary Share on August 26, 2026 (Direct).
Sentiment
Score: 3
Explanation: StockSavvy.ai views this as a mildly negative signal: an insider sold $3,449,641 of stock on the open market.
Insider Transactions
Or Offer — Officer (Chief Executive Officer)
| Date | Transaction | Security | Shares | Price | Value | Held After |
|---|---|---|---|---|---|---|
| 2026-08-26 | Option exercise/conversion | Ordinary shares | 164,817 | $3 | $446.7K | 4,763,108 |
| 2026-08-26 | Open-market sale | Ordinary shares | 164,817 | $9 | $1.5M | 4,598,291 |
| 2026-08-26 | Option exercise/conversion | Ordinary shares | 39,302 | $3 | $106.5K | 4,637,593 |
| 2026-08-26 | Open-market sale | Ordinary shares | 39,302 | $9 | $354.2K | 4,598,291 |
| 2026-08-26 | Option exercise/conversion | Ordinary shares | 39,000 | $0 | $15.6K | 4,637,291 |
| 2026-08-26 | Open-market sale | Ordinary shares | 39,000 | $9 | $351.2K | 4,598,291 |
| 2026-08-26 | Option exercise/conversion | Ordinary shares | 140,008 | $3 | $425.6K | 4,738,299 |
| 2026-08-26 | Open-market sale | Ordinary shares | 140,008 | $9 | $1.3M | 4,598,291 |
| 2026-08-26 | Option exercise/conversion | Options to purchase one Ordinary Share | 164,817 | — | — | 400,000 |
| 2026-08-26 | Option exercise/conversion | Options to purchase one Ordinary Share | 39,302 | — | — | 400,000 |
| 2026-08-26 | Option exercise/conversion | Options to purchase one Ordinary Share | 39,000 | — | — | 700,000 |
| 2026-08-26 | Option exercise/conversion | Options to purchase one Ordinary Share | 140,008 | — | — | 0 |
Key Dates
| Date | Description |
|---|---|
| 2026-08-26 | Option exercise/conversion (164,817 shares) |
| 2026-08-26 | Open-market sale (164,817 shares) |
| 2026-08-26 | Option exercise/conversion (39,302 shares) |
| 2026-08-26 | Open-market sale (39,302 shares) |
| 2026-08-26 | Option exercise/conversion (39,000 shares) |
| 2026-08-26 | Open-market sale (39,000 shares) |
| 2026-08-26 | Option exercise/conversion (140,008 shares) |
| 2026-08-26 | Open-market sale (140,008 shares) |
| 2026-08-26 | Option exercise/conversion (164,817 shares) |
| 2026-08-26 | Option exercise/conversion (39,302 shares) |
| 2026-08-26 | Option exercise/conversion (39,000 shares) |
| 2026-08-26 | Option exercise/conversion (140,008 shares) |
Keywords
insider transaction, Form 4, SMWB, SIMILARWEB LTD., bearish, Or Offer
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