GKOS earnings date, and what happened the last 4 times

Next report

Wed Oct 28

Quality Score today 11

After the close, in 2 days. Confirmed by the company.

GKOS closed higher after 4 of its last 4 reports. On average it closed +13.6% the session after a report.

The moment GKOS 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 GKOS's last 4 reports

GKOS's last 4 earnings reports
Reported	Score going in	Gap	Reaction	5 sessions
Jul 29, 20262026 · After close	12estimated	+11.5%	+4.2%	+5.7%
Apr 29, 20262026 · After close	9estimated	+21.0%	+22.8%	+15.7%
Feb 17, 20262026 · After close	4estimated	-2.9%	+13.5%	+11.8%
Oct 29, 20252025 · After close	-1estimated	+23.3%	+13.9%	+9.4%

Jul 29, 2026, after the close: the next session GKOS opened +11.5% and closed +4.2%, and five sessions on it stood +5.7%. Its Quality Score going in was 12 (Above Average), estimated.
Apr 29, 2026, after the close: the next session GKOS opened +21.0% and closed +22.8%, and five sessions on it stood +15.7%. Its Quality Score going in was 9 (Average), estimated.
Feb 17, 2026, after the close: the next session GKOS opened -2.9% and closed +13.5%, and five sessions on it stood +11.8%. Its Quality Score going in was 4 (Below Average), estimated.
Oct 29, 2025, after the close: the next session GKOS opened +23.3% and closed +13.9%, and five sessions on it stood +9.4%. Its Quality Score going in was -1 (Poor), estimated.

Across these 4 reports GKOS opened higher after 3 of 4 and closed higher after 4 of 4; on average it opened +13.2%, closed +13.6%, and stood +10.6% five sessions on. Its Quality Score is 11 today, against 12 going into its Jul 29, 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: +22.8% after the Apr 29, 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 GKOS's earnings

As of Oct 26, 2026: Glaukos (GKOS): reports Wed Oct 28, after the close. GKOS closed higher after 4 of its last 4 reports. Its Quality Score is 11 (Above Average). Scores as of 11:11 PM ET, 15 minutes behind.

When is GKOS's next earnings date?

Reports Wed Oct 28, after the close, a date the company confirmed. GKOS closed higher after 4 of its last 4 reports. Past behavior, not a forecast.

Does GKOS report before or after the market?

GKOS reports Wed Oct 28, after the close. Its last 4 reports came after the close.

How did GKOS stock react to its last earnings report?

Jul 29, 2026, after the close: the next session GKOS opened +11.5% and closed +4.2%, and five sessions on it stood +5.7%.

Does GKOS stock usually go up after earnings?

GKOS closed higher after 4 of its last 4 reports. On average it closed +13.6% the session after a report, after opening +13.2%. Past behavior, not a forecast.

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