SMWB SIMILARWEB LTD.
Price Chart
Executive Summary
Four SMWB insiders, including CEO Offer Or, made open-market purchases totaling $793K in a 7-day window at prices between $3.20 and $3.89. This cluster represents 0.24% of the $329M market cap — a modest but notable signal, amplified by CEO participation and the cluster-buy premium from academic literature. The purchases follow a period of strong stock appreciation (prior neutral reports saw +41% alpha at T+20), suggesting insiders see further upside despite the recent run.
Key Financial Metrics
Actionable Insight
CEO and three directors buying in a tight cluster at $3.20-$3.89 is a strong vote of confidence. Monitor for upcoming earnings or material announcements — the cluster may precede positive news. The stock's recent strong performance (+41% alpha on last neutral report) suggests momentum could continue, but the 0.24% of market cap is not transformative on its own.
Key Facts
- CEO Offer Or purchased 53,105 shares ($189K) on May 18-19 at $3.20-$3.58
- Three directors (Barak, Rapaport-Dagim, Beit-On Harel) added 165,000 shares ($614K) on May 18-21 at $3.22-$3.89
- Total cluster value of $793K equals 0.24% of $329M market cap
- All trades were open-market purchases (code P) — no 10b5-1 or tax-withholding sales
- Prior neutral reports on SMWB saw average T+20 alpha of +20% vs SPY, suggesting the stock has been outperforming
Financial Impact
$793K in insider purchases, 0.24% of market cap
Risk Factors
- Insider purchases at 0.24% of market cap are modest in absolute size — not a guarantee of near-term upside
- Stock has already rallied significantly (+41% alpha on prior report), raising risk of mean reversion
- No accompanying corporate catalyst (earnings, guidance, M&A) was filed alongside this cluster
Market Snapshot
Documents Analyzed
This report is based on 1 SEC document filed with EDGAR.
| Document | Accession Number |
|---|---|
| CLUSTER Data (Synthetic) | cluster-SMWB-1779444832399 |
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
|
May 22, 2026
27d ago
|
Insider Cluster
| $4.13 $4.35 | ▲ +5.33% | ▲ +3.67% | $4.87 (+17.92%) |
|
May 20, 2026
29d ago
|
Insider Cluster
| $3.82 $3.87 | ▲ +1.31% | ▲ +0.07% | $4.87 (+27.49%) |
|
May 14, 2026
5w ago
|
6-K
| $3.07 $3.78 | ▲ +23.13% | ▲ +23.84% | $4.87 (+58.63%) |
|
Apr 23, 2026
8w ago
|
6-K
| $2.59 $2.81 | ▲ +8.49% | ▲ +7.59% | $4.87 (+88.03%) |
|
Apr 10, 2026
9w ago
|
3
| $2.33 $2.63 | ▲ +12.88% | ▲ +8.37% | $4.87 (+109.01%) |
|
Mar 26, 2026
12w ago
|
6-K
| $2.67 $2.68 | ▲ +0.37% | ▼ −1.26% | $4.87 (+82.40%) |
US Market Status
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