GLW earnings date, and what happened the last 4 times

Next report

Tue Oct 27

Quality Score today 11

Before the open, tomorrow. Confirmed by the company.

GLW closed higher after 0 of its last 4 reports. On average it closed -7.3% the session after a report.

The moment GLW reports

Its figures, in plain words
How it moves after, beside its last four
Its Quality Score going in, and after

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What happened after GLW's last 4 reports

GLW's last 4 earnings reports
Reported	Score going in	Gap	Reaction	5 sessions
Jul 28, 20262026 · Before open	9estimated	-15.1%	-12.1%	+2.3%
Apr 28, 20262026 · Before open	18estimated	-10.1%	-8.9%	-4.8%
Jan 28, 20262026 · Before open	21estimated	-1.7%	-5.0%	+2.8%
Oct 28, 20252025 · Before open	22estimated	-5.7%	-3.3%	-2.1%

Jul 28, 2026, before the open: that session GLW opened -15.1% and closed -12.1%, and five sessions on it stood +2.3%. Its Quality Score going in was 9 (Average), estimated.
Apr 28, 2026, before the open: that session GLW opened -10.1% and closed -8.9%, and five sessions on it stood -4.8%. Its Quality Score going in was 18 (Excellent), estimated.
Jan 28, 2026, before the open: that session GLW opened -1.7% and closed -5.0%, and five sessions on it stood +2.8%. Its Quality Score going in was 21 (Exceptional), estimated.
Oct 28, 2025, before the open: that session GLW opened -5.7% and closed -3.3%, and five sessions on it stood -2.1%. Its Quality Score going in was 22 (Exceptional), estimated.

Across these 4 reports GLW opened higher after 0 of 4 and closed higher after 0 of 4; on average it opened -8.1%, closed -7.3%, and stood -0.5% five sessions on. Its Quality Score is 11 today, against 9 going into its Jul 28, 2026 report.

Gap: where the stock opened the session after the report. Reaction: where that session closed. Both against the close before the report. The largest of the 4: -12.1% after the Jul 28, 2026 report. A score marked estimated was worked out afterwards from that day's prices and filings; Breakaway has recorded every score live since Sep 9 2026.

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Questions about GLW's earnings

As of Oct 26, 2026: Corning (GLW): reports Tue Oct 27, before the open. GLW closed higher after 0 of its last 4 reports. Its Quality Score is 11 (Above Average). Scores as of 11:11 PM ET, 15 minutes behind.

When is GLW's next earnings date?

Reports Tue Oct 27, before the open, a date the company confirmed. GLW closed higher after 0 of its last 4 reports. Past behavior, not a forecast.

Does GLW report before or after the market?

GLW reports Tue Oct 27, before the open. Its last 4 reports came before the open.

How did GLW stock react to its last earnings report?

Jul 28, 2026, before the open: that session GLW opened -15.1% and closed -12.1%, and five sessions on it stood +2.3%.

Does GLW stock usually go up after earnings?

GLW closed higher after 0 of its last 4 reports. On average it closed -7.3% the session after a report, after opening -8.1%. Past behavior, not a forecast.

Corning's page has its Quality Score, its chart, and its insiders' trades. Everyone reporting beside it: this week's earnings.