Insider Cluster (5 insiders) ·Filed May 6, 2026
Insider cluster: 5 insiders, $17.4M total
Actionable Insight • Neutral
Insider selling is routine and below materiality threshold. No actionable signal; continue monitoring for larger clusters or accompanying corporate events.
Final — all horizons settled through T+60d
GLW ▼ -24.59% at T+60d
NEUTRAL call ✗ call lost -24.59% · α vs SPY -28.71% · entry $207.30 → $156.33
T+1d
-4.37%
call -4.37% · α -4.23%
$198.24
settled 5mo ago
T+5d
-13.91%
call -13.91% · α -13.82%
$178.47
settled 5mo ago
T+20d
-16.09%
call -16.09% · α -15.79%
$173.94
settled 4mo ago
T+60d
-24.59%
call -24.59% · α -28.71%
$156.33
settled 8w ago
Price Chart
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Executive Summary
Five Corning insiders sold shares worth ~$17.4M in the past week, but this represents only ~0.01% of the company's $157B market cap, making it a trivial, routine cluster. No material signal for the stock.
Key Financial Metrics
Direction
selling
Total Value
$17.4M
Insiders
5
Key Facts
- 5 insiders executed open-market sales totaling ~$17.4M from May 4-8, 2026.
- Total cluster value equals ~0.011% of Corning's $157B market cap.
- One non-cash tax withholding transaction of $471K is excluded from economic impact.
- C-suite participants include Vice Chairman, CFO, EVPs, SVP, and CHRO.
Financial Impact
Total insider sales of ~$17.4M, immaterial relative to market cap
Risk Factors
- Insider selling could presage negative news if cluster size increases significantly.
- Market cap may decline if broader sector headwinds emerge.
Market Snapshot
Exchange
NYSE
Sector
Drawing & Insulating of Nonferrous Wire
Analyst Consensus
67% bullish (21 analysts)
Investment Themes
Materials & Mining
Documents Analyzed
This report is based on 1 SEC document filed with EDGAR.
| Document | Accession Number |
|---|---|
| CLUSTER Data (Synthetic) | cluster-GLW-1778270663542 |
12 reports for GLW
100% Hit rate best @ T+20▲ +16.78%
Filters
Rows
| Type | Now | ||||
|---|---|---|---|---|---|
Sep 11, 2026 21d ago | 8-K / 424B5 | $143.60 $158.98 | ▼ −10.71% | ▼ −10.60% | $164.19 (−14.34%) |
Aug 14, 2026 7w ago | Institutional Cluster | $165.99 $149.78 | ▼ −9.77% | ▼ −8.40% | $164.19 (−1.08%) |
Jul 28, 2026 9w ago | 8-K | $126.01 $146.64 | ▲ +16.37% | ▲ +14.10% | $164.19 (+30.30%) |
May 26, 2026 18w ago | Insider Cluster | $190.81 $200.66 | ▲ +5.16% | ▲ +4.69% | $164.19 (−13.95%) |
May 15, 2026 19w ago | 8-K | $178.47 $196.05 | ▲ +9.85% | ▲ +8.23% | $164.19 (−8.00%) |
May 14, 2026 20w ago | Insider Cluster | $191.86 $193.70 | ▲ +0.96% | ▼ −0.00% | $164.19 (−14.42%) |
May 6, 2026 21w ago | 8-K | $181.48 $198.24 | ▲ +9.24% | ▲ +8.11% | $164.19 (−9.53%) |
May 6, 2026 21w ago | Insider Cluster | $207.30 $178.47 | ▼ −13.91% | ▼ −13.82% | $164.19 (−20.79%) |
May 6, 2026 21w ago | Insider Cluster | $181.48 $198.24 | ▲ +9.24% | ▲ +8.11% | $164.19 (−9.53%) |
May 4, 2026 21w ago | 8-K | $162.08 $198.24 | ▲ +22.31% | ▲ +20.33% | $164.19 (+1.30%) |
Showing 10 of 12
US Market Status
Market Closed — Opens Mon (65h 1m)
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