Monitor for upcoming earnings or guidance changes; concentrated selling by top executives may signal caution. While the dollar amount is not massive relative to market cap, the participation of the CEO and COO-level executive raises visibility. Consider pairing with short interest or options flow for confirmation.
Price Chart
Executive Summary
Four corporate insiders at Photronics sold a combined $1.0 million in open-market transactions over a 7-day period, including CEO George Macricostas and SVP Wang Hsueh-Chun. All sales were direct market dispositions, with no purchases. The total value represents 0.04% of the company's $2.6B market cap, indicating modest but notable insider selling.
Key Financial Metrics
Key Facts
- CEO George Macricostas sold $281,255 worth of shares in open-market transaction
- SVP Wang Hsueh-Chun sold $426,900 worth of shares, the largest individual sale in the cluster
- Director Lee Kang Jyh conducted multiple transactions including $436,350 in sales and derivative exercises
- Total open-market sales by insiders: $1.0 million over 7 days
- No open-market purchases or insider buying activity reported
Financial Impact
$1.0 million in insider sales over 7 days (0.04% of $2.6B market cap)
Risk Factors
- Insider selling can precede negative earnings or strategic updates
- Perception of weakening fundamentals if no public explanation is provided
Market Snapshot
Investment Themes
Documents Analyzed
This report is based on 1 SEC document filed with EDGAR.
| Document | Accession Number |
|---|---|
| CLUSTER Data (Synthetic) | cluster-PLAB-1776121443532 |
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
Oct 1, 2026 25d ago | Insider Cluster | $31.49 | awaiting T+60 | — | $27.87 (+11.50%) |
Oct 1, 2026 25d ago | Insider Cluster | $31.49 | awaiting T+60 | — | $27.87 (+11.50%) |
Sep 29, 2026 27d ago | Insider Cluster | $30.78 | awaiting T+60 | — | $27.87 (+9.45%) |
Aug 26, 2026 8w ago | 8-K | $30.25 | awaiting T+60 | — | $27.87 (−7.87%) |
Aug 12, 2026 10w ago | Press Release | $33.48 | awaiting T+60 | — | $27.87 (−16.76%) |
May 28, 2026 21w ago | 8-K | $34.02 $30.51 | ▲ +10.32% | ▲ +12.05% | $27.87 (+18.08%) |
May 14, 2026 23w ago | Press Release | $50.02 $32.99 | ▼ −34.05% | ▼ −38.56% | $27.87 (−44.28%) |
May 13, 2026 23w ago | Press Release | $51.86 $32.65 | ▼ −37.04% | ▼ −41.48% | $27.87 (−46.26%) |
Apr 17, 2026 27w ago | 144 | $48.38 $29.47 | ▼ −39.09% | ▼ −45.23% | $27.87 (−42.39%) |
Apr 13, 2026 28w ago | Insider Cluster | $45.71 $29.90 | ▲ +34.59% | ▲ +43.30% | $27.87 (+39.03%) |
US Market Status
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