BestStocksBeta
Market closed · After hours · 6:37 PM ET
Last update: Oct 28, 2026, 6:18 PM ET
Glaukos Corporation
$181.43▲ 0.14% today
After Hours

Why Glaukos Corporation (GKOS) stock moved

Updated Oct 28, 2026

Glaukos Corporation (GKOS) shares rose 0.1% to $181.43 as of October 28, 2026, a slight gain from the prior close of $181.17. BestStocks flagged the session as a major change for GKOS. The move is tied to an earnings beat. Below, we break down what changed for GKOS, why it matters for investors, how the stock reacted, and the catalysts on the calendar.

What happened

Earnings Beat

Glaukos Corporation (GKOS) reported EPS of $0.47 vs. consensus estimate of −$0.10, beating estimates by 587.8%. Monitor GKOS's next scheduled earnings announcement on 2026-11-04 to confirm whether this profitability inflection is sustainable.

This summary describes the catalyst and move as first detected on Oct 28, 2026, 4:38 PM EDT; the stock has continued trading since, so the current price and percentage move (shown above) may be larger or smaller than the figures here.
Material / EarningsLow confidence
Rel. volume
2.2×
Very High
Vs peers
—
No comparable peers
Market cap
$10.7B
New York Stock Exchange
Analyst target
$193
+6.3% vs price
Price chart
Sep 28 – Oct 28
EVNVNVNFNN$158$170$182Sep 28Oct 6Oct 13Oct 21Oct 28
E earnings
F filing
A analyst
V/N other
click a marker to highlight
Change events — click to jump to details

What it means for Glaukos Corporation investors

For Glaukos Corporation investors, the balance of recent signals points to a bullish shift. On the constructive side: Earnings beat with positive market reaction; Positive 0.1% session move. Weighing against that: Glaukos announced an exclusive license agreement with RevOpsis Therapeutics to develop and commercialize RO-104, a first-in-class tri-specific biologic for retinal diseases (Business Wire); New SEC filing — review for material disclosures. Wall Street's consensus price target sits at $192.90, implying +6.3% upside from $181.43. BestStocks rates the overall signal quality low (59/100). With earnings due imminently, the next report is the most likely near-term test of the move.

GKOS price reaction

GKOS last traded at $181.43, up $0.26 (+0.14%) from the previous close of $181.17. The session traded on 2.2× average volume (very high), so the move carried above-average conviction. Over the past month the stock has ranged between $158.55 and $181.43, and it currently sits about 100% of the way up that band.

Bullish and bearish analyst opinions on Glaukos Corporation (GKOS)

Latest catalyststrengthens the bull case
The latest catalyst — an earnings beat the market rewarded — it strengthens the bull case.

The consensus analyst price target on Glaukos Corporation (GKOS) is $192.90, 6.3% above the recent $181.43. Over the past 90 days analysts logged 0 upgrades, 13 maintains, and 0 downgrades. Here is how the bullish and bearish cases on GKOS line up.

The bullish case

  • Wall Street's consensus price target of $192.90 implies +6.3% upside from $181.43.
  • The Street's most bullish target is $215.00 (+18.5%).
  • Earnings beat with positive market reaction.
  • Positive 0.1% session move.
  • Volume 2.2x average — institutional conviction.

The bearish case

  • The most bearish analyst target is $150.00 (-17.3%).
  • Glaukos announced an exclusive license agreement with RevOpsis Therapeutics to develop and commercialize RO-104, a first-in-class tri-specific biologic for retinal diseases (Business Wire).
Bull vs bear balanceBullish Shift
BearishNeutralBullish
The latest catalyst moved the balance toward the bulls — the hollow tick marks where it sat before.

Weighing both sides, BestStocks' composite read of recent signals is bullish, as the bull-versus-bear meter above shows. This is an educational summary of the bull and bear case, not investment advice.

Analyst price targets and ratings are FMP consensus figures as of Oct 28, 2026; other aggregators may differ. High and low targets show the range of estimates, not forecasts.

Analyst expectations
Consensus target: $193+6.3%
= 13 maintains
BTIG maintained Buy · 2026-10-12
SEC filings watch
8-K2026-10-28
Material event — review for impact
high
10-Q2026-10-28
Quarterly financial results
medium
8-K2026-08-03
Material event — review for impact
high
8-K2026-07-29
Material event — review for impact
high
Peer context
GKOS+0.1%

Previous notable changes for GKOS

Filings2026-10-28+0.1%
Glaukos Corporation (GKOS) filed an 8-K on October 28, 2026. The filing content was not detailed in available sources.
Activity2026-10-20+3.9%via defenseworld.net ↗
Glaukos Corporation (GKOS) rose 3.53% to $172.86 in early trading. The State of Alaska Department of Revenue sold 9,393 shares (reported via DefenseWorld), a modest institutional reduction that did not appear to weigh on the stock. Volume remained subdued at 0.31x the historical average for this time of session, suggesting the move occurred on light activity.
News2026-10-20+3.9%
State of Alaska Department of Revenue sold 9,393 shares, reducing its GKOS stake by 48.6%.
News2026-10-14+1.4%
GKOS shares surged 36.8% in six months on strong sales, iDose TR/Epioxa expansion, and raised guidance.

In-depth GKOS event analyses

Permanent, dated analyses of GKOS's most significant sessions.
Upcoming catalysts & outlook
Next earnings
2026-10-28
in 0 days
Thesis shift
Bullish Shift
bullish signal
Risk level
Medium
from change events

Frequently asked questions about GKOS

Why did Glaukos Corporation (GKOS) stock move?

GKOS rose 0.1% to $181.43. The move is associated with an earnings beat.

How much did GKOS stock rise?

GKOS gained 0.14% ($0.26) versus the prior close of $181.17, last trading at $181.43 on 2.2× average volume.

When is Glaukos Corporation's next earnings date?

GKOS's next earnings report is scheduled for 2026-10-28 — about 0 days away.

What is the analyst price target for GKOS?

The consensus analyst price target for GKOS is $192.90, about 6.3% above the current $181.43. Over the past 90 days, analysts recorded 0 upgrades, 13 maintains, and 0 downgrades.

How BestStocks tracks GKOS

This page is generated automatically by BestStocks' change-detection system after an earnings beat was detected and verified against independent data sources. It draws on 20 tracked change events for GKOS, cross-checked against the data sources listed below. Price, volume, and market-capitalization figures are the live intraday quote as of October 28, 2026 and refresh as new information is detected; for companies with multiple share classes, market-cap figures can differ by data source. Analyst price targets and ratings are FMP consensus. This is an educational summary of what changed and why — not personalized investment advice.

Data sources
FMP real-time & historical price dataFMP earnings & estimatesSEC EDGAR filingsAnalyst ratings & price targets (FMP)Earnings calendar (FMP)
Educational research tool — not personalized investment advice. Data may be delayed.