The $2.44M insider selling cluster is too small relative to SITM's $20.5B market cap to be a meaningful signal. No C-suite participation and all sells are by directors/officers, consistent with routine portfolio rebalancing or tax planning. Monitor for any subsequent 8-K or earnings pre-announcement, but this cluster alone does not warrant a bearish stance. The historical calibration warns that bullish calls on SITM have been heavily punished (avg T+20 -3.85%, 40% win rate), so maintain a neutral posture until a material fundamental catalyst emerges.
Price Chart
Executive Summary
Four SITM insiders sold a total of $2.44M in shares over a 7-day window, including a director selling near $750 and a 'See Remarks' officer selling $1.09M at $725. The cluster is 100% sells with no buys, but the total value is only ~0.012% of SITM's $20.5B market cap — a trivial amount. Historical calibration shows prior bullish/long calls on SITM have been heavily punished (avg T+20 -3.85%, 40% win rate), and score-7 calls have a 40% observed up-move rate with asymmetric downside (μ_l -15.0% vs μ_w +10.6%), reinforcing a neutral-to-slightly-bearish bias. The cross-filing actuarial verdicts flag all cluster-insider-trades combos as amplifiers, but the proportionality check overrides: $2.44M is noise for a $20.5B company, and the cluster is entirely director/officer sells with no C-suite participation, consistent with routine diversification or tax planning rather than informed selling.
Key Financial Metrics
Key Facts
- Four insiders sold $2.44M total in SITM shares over 7 days (Aug 10-17, 2026)
- Largest seller: Bonnot Lionel (See Remarks) sold 1,500 shares for $1.09M at $725
- Two directors (Frank Edward H., Kreindl Torsten) sold near $745-$750 on Aug 17
- Total sales represent ~0.012% of SITM's $20.5B market cap — trivial
- No C-suite (CEO/CFO) participation; all sellers are directors or 'See Remarks' officer
- No insider buys in the cluster; net direction is entirely selling
- Historical calibration: prior bullish calls on SITM have avg T+20 -3.85% (40% win rate); score-7 calls have 40% observed up-move and asymmetric downside
Financial Impact
Total insider sales of $2.44M represent ~0.012% of SITM's $20.5B market cap — immaterial
Risk Factors
- Insider selling could accelerate if the stock continues to rally near $750
- No insider buying to offset the selling cluster — lack of conviction from directors
- Historical calibration shows prior bullish calls on SITM have been wrong 60% of the time at T+20
Market Snapshot
Investment Themes
Documents Analyzed
This report is based on 1 SEC document filed with EDGAR.
| Document | Accession Number |
|---|---|
| CLUSTER Data (Synthetic) | cluster-SITM-1787176888857 |
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
Sep 14, 2026 4w ago | Insider Cluster | $550.39 $548.90 | ▼ −0.27% | ▲ +0.17% | $487.00 (−11.52%) |
Sep 9, 2026 5w ago | 144 | $589.87 $602.27 | ▼ −2.10% | ▼ −2.70% | $487.00 (+17.44%) |
Aug 19, 2026 8w ago | Insider Cluster | $598.81 $614.83 | ▲ +2.68% | ▲ +2.27% | $487.00 (−18.67%) |
Aug 19, 2026 8w ago | Insider Cluster | $598.81 $614.83 | ▲ +2.68% | ▲ +2.27% | $487.00 (−18.67%) |
Aug 19, 2026 8w ago | Insider Cluster | $598.81 $614.83 | ▲ +2.68% | ▲ +2.27% | $487.00 (−18.67%) |
Aug 18, 2026 8w ago | Insider Cluster | $680.06 $618.71 | ▲ +9.02% | ▲ +9.23% | $487.00 (+28.39%) |
Aug 12, 2026 9w ago | Insider Cluster | $680.52 $687.93 | ▲ +1.09% | ▲ +0.39% | $487.00 (−28.44%) |
Jul 1, 2026 15w ago | 8-K | $703.84 $601.66 | ▼ −14.52% | ▼ −14.39% | $487.00 (−30.81%) |
Jun 15, 2026 17w ago | Insider Cluster | $684.86 $677.21 | ▼ −1.12% | ▲ +0.13% | $487.00 (−28.89%) |
Jun 15, 2026 17w ago | 144 | $742.46 $684.86 | ▲ +7.76% | ▲ +7.16% | $487.00 (+34.41%) |
US Market Status
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