Filing Flows › Companies › Corning › Timeline
Corning stock timeline
A year of the price with every insider trade, planned sale, earnings report and material 8-K marked
252 sessions+21.9% to $106.13
Corning (GLW) stock rose 22% over the last 252 sessions, to $106.13. On the way it reported 0 quarters, its insiders filed no open-market trades (10b5-1 plan sales aside) and 2 Form 144 notices of planned sales, and the company filed 0 material 8-Ks. Each is marked on the price and listed with what the stock did next.
Each mark, and what followed
| Date | Kind | What | Next session | 5 sessions | 21 sessions |
|---|---|---|---|---|---|
| Sep 4, 2026 | Form 144 | Form 144: Michelle Gullo plans to sell $1.5M | +5.5% (+5.9% vs SPY) | +13.1% (+14.2% vs SPY) | +8.8% (+8.3% vs SPY) |
| Aug 28, 2026 | Form 144 | Form 144: Lewis Steverson plans to sell $2.0M | −2.5% (−2.3% vs SPY) | −4.4% (−4.6% vs SPY) | −0.6% (−0.1% vs SPY) |
Corning: every quarter → Live insider trades →
Prices are daily closes; filings and trades are as filed with the SEC (Form 4 within two business days of the trade, 8-K within four of the event). Moves after a mark are the stock's close-to-close change and the same for SPY; they describe the record, not what the next one will do. Not investment advice.