First Signal

We give you the facts, the moves, and, of course, what we make of it all.

Glaukos GKOS

First Signal's file · in 1 issue · All companies

Implants and drugs for glaucoma

Every time it made the issue

We cover a company only when it moves enough to matter. Each row is one of those days, what we made of it, and how the stock did over the next 5 and 20 trading days, next to the S&P 500.

DateWhereMoveOur read5 days later20 days later
Thu, Oct 29, 2026Earnings+33.6%Revenue of $211 million beat the $168 million expected, and it raised its full-year forecast, via CNBC. Best day since 2018.to cometo come

Its biggest days of the past ten years

Best daysMove
Wed, Aug 29, 2018+40.3%
Thu, Oct 29, 2026+33.6%
Thu, Dec 14, 2023+25.4%
Worst daysMove
Fri, Feb 28, 2020−28.5%
Wed, Jul 14, 2021−21.4%
Fri, Feb 21, 2025−20.0%

How it took its last 8 reports

The stock's move in the first session after each quarterly report. Next report: Wednesday, February 17, 2027.

Results filedNext session
Wed, Oct 28, 2026+33.6%
Wed, Jul 29, 2026+4.2%
Wed, Apr 29, 2026+22.8%
Tue, Feb 17, 2026+13.5%
Wed, Oct 29, 2025+13.9%
Wed, Jul 30, 2025−8.5%
Wed, Apr 30, 2025−11.4%
Thu, Feb 20, 2025−20.0%

Moves are daily closing prices. Past moves don't predict future ones.