This insider cluster is routine and non-informative. The dollar amounts are trivial relative to market cap, and the EVP's sale follows option exercises — a common liquidity event. No trading action warranted. Monitor for any material corporate events (earnings, guidance, M&A) that could provide context for future insider activity.
Price Chart
Executive Summary
Two Amkor insiders, the EVP & General Counsel and CFO, sold a combined $396K in open-market sales over a week. The EVP & General Counsel's sale followed derivative exercises at $0 and $7.40, indicating a cash-out of vested options rather than a purely discretionary bearish bet. The CFO's $70K sale is small relative to a $15.6B market cap. The total $396K represents ~0.0025% of market cap — trivial and routine. The cluster is not informative per the academic asymmetry rule: cluster sells are weak predictors, and the dollar amounts are immaterial relative to company size. No cross-filing context beyond the cluster data itself was provided, so no escalation applies. The historical calibration shows a 40% win rate on prior AMKR reports, but the current event is too small to be actionable. Sentiment is neutral with low impact.
Key Financial Metrics
Key Facts
- EVP & General Counsel Mark Rogers sold 5,000 shares at $65.12 for $325,600 after exercising derivatives at $0 and $7.40
- CFO Megan Faust sold 1,000 shares at $69.91 for $69,900
- Total insider sales of $396K represent ~0.0025% of $15.6B market cap — trivial
- No insider buying in the cluster; net direction is selling
Financial Impact
Total insider sales of $396K, immaterial relative to $15.6B market cap
Risk Factors
- Insider sales are small and routine — no material risk signal
- No cross-filing context (earnings, guidance, M&A) to elevate significance
Market Snapshot
Investment Themes
Documents Analyzed
This report is based on 1 SEC document filed with EDGAR.
| Document | Accession Number |
|---|---|
| CLUSTER Data (Synthetic) | cluster-AMKR-1784613709576 |
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
Aug 19, 2026 6w ago | Insider Cluster | $50.89 $47.95 | ▼ −5.78% | ▼ −3.83% | $56.08 (+10.20%) |
Aug 13, 2026 7w ago | Insider Cluster | $57.75 $51.73 | ▼ −10.42% | ▼ −8.68% | $56.08 (−2.89%) |
Aug 11, 2026 7w ago | Insider Cluster | $54.30 $51.35 | ▼ −5.43% | ▼ −4.37% | $56.08 (+3.28%) |
Aug 7, 2026 8w ago | Insider Cluster | $55.27 $47.77 | ▼ −13.57% | ▼ −13.17% | $56.08 (+1.47%) |
Aug 3, 2026 8w ago | Institutional Cluster | $50.84 $47.30 | ▼ −6.96% | ▼ −8.20% | $56.08 (+10.31%) |
Jul 27, 2026 9w ago | 8-K | $45.69 $48.70 | ▲ +6.59% | ▲ +3.21% | $56.08 (+22.74%) |
Jul 23, 2026 10w ago | Institutional Cluster | $65.33 $50.86 | ▼ −22.15% | ▼ −25.46% | $56.08 (−14.16%) |
Jul 20, 2026 10w ago | Insider Cluster | $62.56 $61.30 | ▼ −2.01% | ▼ −6.13% | $56.08 (−10.36%) |
Jul 20, 2026 10w ago | Insider Cluster | $62.56 $61.30 | ▼ −2.01% | ▼ −6.13% | $56.08 (−10.36%) |
May 21, 2026 19w ago | 8-K | $65.90 $93.63 | ▲ +42.07% | ▲ +41.74% | $56.08 (−14.90%) |
US Market Status
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