The $7.29M director selling cluster is economically trivial for an $18.2B company and likely reflects routine portfolio diversification or 10b5-1 plan activity following the convertible note offering. Monitor the next 10-Q for any fundamental deterioration, but this cluster alone does not warrant a bearish stance. The convertible note issuance (with capped call protection) is the more significant event to track.
Price Chart
Executive Summary
Five Amkor directors sold a total of $7.29M in open-market sales over a 7-day window, with the largest single sale ($3.71M) occurring just 3 days after the company issued $1.15B in convertible notes. While the dollar amount is only ~0.04% of market cap (trivial), the cluster timing immediately following a major debt offering and the involvement of all directors selling simultaneously warrants attention. The cross-filing actuarial verdicts show this cluster+offering context is an amplifier, but the proportionality check overrides — $7.29M is noise for an $18.2B company.
Key Financial Metrics
Key Facts
- 5 directors sold a total of 96,700 shares for $7.29M in open-market transactions
- Largest sale: Director Rutten sold 50,000 shares for $3.71M on May 8
- Sales occurred May 5-11, immediately after $1.15B convertible note issuance on May 5
- Total cluster value is only ~0.04% of Amkor's $18.2B market cap
- All sellers are directors, not C-suite executives — no CEO, CFO, or COO participation
- No insider purchases in the cluster to offset the selling signal
Financial Impact
$7.29M in total insider sales, representing 0.04% of market cap — immaterial relative to company size
Risk Factors
- Directors selling en masse could signal lack of confidence despite small dollar amounts
- Convertible note issuance adds $1.15B in debt, increasing leverage
- Potential dilution if stock price exceeds conversion price of $106.37
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-1778704732630 |
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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