Stocks · Healthcare · Medical - Devices
Glaukos Corporation GKOS
$163.75 +0.36% Close, Oct 2, 2026 · NYSE · Market cap $9.66B
Strong growthStrong trendLow risk
Next earnings report: Nov 4, 2026
Scroll or pinch to zoom, drag to move. Daily prices adjusted for splits. Markers: E = earnings (green beat, red miss), S = split, D = dividend.
Three things to know
- Operating margin widened to -13.1% from -22.3% a year earlier.
- Over the past year the stock returned +96.8%, ahead of the S&P 500 by 81.8 percentage points.
- Revenue over the last four quarters was $612.8M, up 41.5% from a year earlier, accelerating from 36.3% a quarter earlier.
PromtFinance scores
Each score is a percentile within the Healthcare sector (0–100). Under each score: how the stock ranks in its sector on every component. As of Oct 5, 2026.
How fast revenue, earnings and cash flow are growing.
- Revenue growth (TTM, YoY)Top 19%
- Revenue growth, 3-year CAGRTop 29%
- Revenue growth accelerationTop 17%
Returns on capital, margins, earnings quality and balance-sheet strength.
- Return on invested capitalTop 42%
- Gross marginTop 32%
- Operating marginBottom 46%
- Accruals (lower is better)Top 13%
- Interest coverBottom 30%
How cheap the shares are relative to earnings, cash flow and their own history.
- Earnings yieldTop 36%
- Free-cash-flow yieldTop 36%
- EBITDA / enterprise valueTop 42%
- Sales / enterprise valueBottom 23%
Strength and persistence of the price trend, including versus the S&P 500.
- 12-month return excluding last monthTop 14%
- 6-month returnTop 22%
- 1-year return vs S&P 500Top 16%
- Distance from 52-week highTop 23%
- Trend checklist (0–4)Top 39%
Earnings surprises and analyst sentiment (estimate-revision history is being collected).
- Average EPS surprise, last 4 quartersTop 22%
- Consecutive EPS beatsTop 35%
- Share of analysts rating BuyBottom 41%
- Upside to consensus price targetBottom 25%
Low volatility, shallow drawdowns, low market sensitivity and modest leverage.
- Volatility, 60 days (lower is better)Top 17%
- Maximum drawdown, 3 yearsTop 27%
- Beta vs S&P 500 (lower is better)Top 39%
What changed
Latest four quarters versus the same period a year earlier (growth: versus one quarter earlier).
| Measure | Before | Now | |
|---|---|---|---|
| Revenue growth (YoY) | 36.3% | 41.5% | ↑ |
| Gross margin | 76.3% | 79.1% | ↑ |
| Operating margin | -22.3% | -13.1% | ↑ |
| FCF margin | -6.2% | -2.0% | ↑ |
Fundamental momentum
| Measure | Now (TTM) | Year / quarter before | Sector rank | |
|---|---|---|---|---|
| Revenue growth (TTM, YoY) | 41.5% | 36.3% | ↑ | Top 19% |
| Gross margin | 79.1% | 76.3% | ↑ | Top 32% |
| Operating margin | -13.1% | -22.3% | ↑ | Bottom 46% |
| Net margin | -30.7% | -21.4% | ↓ | — |
| Free-cash-flow margin | -2.0% | -6.2% | ↑ | — |
| Return on invested capital | -9.6% | — | Top 42% | |
| Revenue growth, 3-year CAGR | 21.5% | — | Top 29% |
Quality of earnings and balance sheet
- Accruals (net income − OCF) / assetsLower is better; high accruals can signal weaker earnings quality.
- -20.3%
- Stock-based compensation / revenueA cost to shareholders through dilution.
- 13.1%
- Receivables growth vs revenue growthReceivables growing much faster than sales can be a warning.
- +25.8 pp
- Net debt / EBITDABelow 1× is conservative; above 3× is high leverage.
- Net cash
- Interest cover (operating income / interest)How many times operating profit covers interest.
- -16.4×
Shareholder returns
- Dividend yield (dividends paid, TTM)
- 0.00%
- Net buyback yield (TTM)
- -0.11%
- Shareholder yield
- -0.11%
- Share count change, 1 year
- +2.1%
- Share count change, 3-year CAGR
- +6.6%
Shareholder yield = dividends + net buybacks over the last four quarters, divided by market cap.
Based on the four quarters through Jun 30, 2026 (filed Jul 29, 2026).
Earnings and expectations
Earnings momentum
- Consecutive EPS beats
- 2
- Beats in the last 8 reports
- 6 of 8
- Average EPS surprise, last 4
- +21.7%
- Average 2-day reaction, last 8
- -0.1%
- Positive 20 days after report
- 5 of 8
Analysts
- Consensus price target
- $192.89
- Target vs current price
- +17.8%
- Analysts with a rating
- 25
- Share rating Buy or Strong Buy
- 72%
- Consensus rating
- Buy
How the stock reacted to recent reports
| Report date | EPS surprise | 2 days | 5 days | 20 days | 60 days |
|---|---|---|---|---|---|
| Jul 29, 2026 | +33.5% | +6.8% | +12.7% | +19.9% | — |
| Apr 29, 2026 | +40.0% | -2.2% | +11.5% | -8.2% | +28.4% |
| Feb 17, 2026 | -27.3% | -2.6% | +10.0% | -9.6% | +24.6% |
| Oct 29, 2025 | +40.7% | -0.9% | +10.5% | +34.1% | +59.8% |
| Jul 30, 2025 | +7.7% | +0.3% | -6.1% | +0.0% | -18.3% |
| Apr 30, 2025 | +33.3% | +0.4% | -7.1% | +1.2% | +0.5% |
| Feb 20, 2025 | -5.3% | -2.0% | -25.0% | -37.0% | -42.9% |
| Nov 4, 2024 | +46.2% | -0.3% | +7.6% | +5.5% | +18.7% |
Returns from the close before each report. Past reactions do not determine future ones.
Earnings history
| Report date | EPS | Estimate | Surprise | Revenue |
|---|---|---|---|---|
| Jul 29, 2026 | -$0.14 | -$0.21 | +33.5% | $185.6M |
| Apr 29, 2026 | -$0.18 | -$0.30 | +40.0% | $150.6M |
| Feb 17, 2026 | -$0.28 | -$0.22 | -27.3% | $143.1M |
| Oct 29, 2025 | -$0.16 | -$0.27 | +40.7% | $133.5M |
| Jul 30, 2025 | -$0.24 | -$0.26 | +7.7% | $124.1M |
| Apr 30, 2025 | -$0.22 | -$0.33 | +33.3% | $106.7M |
| Feb 20, 2025 | -$0.40 | -$0.38 | -5.3% | $105.5M |
| Nov 4, 2024 | -$0.28 | -$0.52 | +46.2% | $96.7M |
Valuation in context
| Multiple | Now | 5-year median | 5-year percentile | Sector rank (cheapness) |
|---|---|---|---|---|
| EV / Sales | 15.74× | — | — | Bottom 23% |
| Free-cash-flow yield | -0.13% | — | — | Top 36% |
| Earnings yield | -1.98% | — | — | Top 36% |
Technical state
Trend checklist
- ✗ Price above 20-day average
- ✗ Price above 50-day average
- ✓ Price above 200-day average
- ✓ 50-day average above 200-day
- ✓ MACD histogram positive
Trend quality
- Days above the 50-day average
- 0
- Days above the 200-day average
- 86
- 50-day average slope (20 days)
- +3.6%
- 200-day average slope (20 days)
- +4.8%
- Distance from 50-day average
- -4.8%
- Distance from 200-day average
- +21.3%
- RSI (14)
- 46.9
- Relative volume
- 0.86×
Risk and drawdowns
- Volatility, 60 days (annualized)
- 35.2%
- Volatility vs own 5-year history
- 22th percentile · Normal for this stock
- Beta vs S&P 500 (2 years, weekly)
- 0.95
- Correlation with S&P 500
- 0.29
- Current drawdown from 1-year high
- -13.6%
- Maximum drawdown, 3 years
- -53.7%
Largest declines in the past six years
| From peak | To low | Decline | Length | Recovery |
|---|---|---|---|---|
| Apr 28, 2021 | May 11, 2022 | -64.3% | 262 days | 478 days (Apr 8, 2024) |
| Jan 23, 2025 | Oct 24, 2025 | -53.7% | 190 days | 189 days (Jul 29, 2026) |
| Aug 19, 2026 | Sep 23, 2026 | -19.0% | 24 days | Not yet recovered |
| Mar 1, 2021 | Apr 7, 2021 | -17.9% | 26 days | 15 days (Apr 28, 2021) |
| Aug 28, 2024 | Sep 17, 2024 | -10.2% | 13 days | 30 days (Oct 29, 2024) |
Declines of 10% or more from a closing high, measured on daily closes.
Financial statements
- Market cap
- $9.66B
- EPS, diluted (TTM)
- -$3.25
- Revenue (TTM)
- $612.8M
- 52-week range
- $73.16 – $191.62
| FY 2021 | FY 2022 | FY 2023 | FY 2024 | FY 2025 | |
|---|---|---|---|---|---|
| Revenue | $294.0M | $282.9M | $314.7M | $383.5M | $507.4M |
| Gross profit | $227.4M | $213.9M | $239.1M | $289.5M | $393.2M |
| Operating income | -$32.9M | -$82.3M | -$128.7M | -$122.4M | -$86.7M |
| Net income | -$49.6M | -$99.2M | -$134.7M | -$146.4M | -$187.7M |
| EPS (diluted) | -$1.07 | -$2.09 | -$2.78 | -$2.77 | -$3.28 |
| Q3 2024 | Q4 2024 | Q1 2025 | Q2 2025 | Q3 2025 | Q4 2025 | Q1 2026 | Q2 2026 | |
|---|---|---|---|---|---|---|---|---|
| Revenue | $96.7M | $105.5M | $106.7M | $124.1M | $133.5M | $143.1M | $150.6M | $185.6M |
| Net income | -$21.4M | -$33.6M | -$18.1M | -$19.7M | -$16.2M | -$133.7M | -$19.8M | -$18.4M |
| EPS (diluted) | -$0.39 | -$0.60 | -$0.32 | -$0.34 | -$0.28 | -$2.32 | -$0.34 | -$0.31 |
| FY 2021 | FY 2022 | FY 2023 | FY 2024 | FY 2025 | |
|---|---|---|---|---|---|
| Operating cash flow | $24.7M | -$33.1M | -$57.8M | -$61.3M | -$46.3M |
| Capital expenditure | -$47.8M | -$30.3M | -$20.2M | -$6.3M | -$7.7M |
| Free cash flow | -$23.1M | -$63.3M | -$78.0M | -$67.6M | -$54.0M |
| Dividends paid | $0 | $0 | $0 | $0 | $0 |
| Net share buybacks | $30.9M | $9.2M | $19.0M | $46.8M | $21.1M |
Cash outflows are shown as negative numbers.
- Cash and short-term investments
- $286.2M
- Total assets
- $920.5M
- Total liabilities
- $238.0M
- Total debt
- $102.8M
- Net debt
- -$11.6M
- Shareholders’ equity
- $682.5M
As of Jun 30, 2026 (filed Jul 29, 2026).
Short interest
- Shares sold short
- 4,166,410
- Days to cover
- 5.71
- Change vs previous report
- +9.0%
FINRA short interest, settlement date Sep 15, 2026.