GLAUKOS Corp (GKOS) stock
GKOSNYSESurgical & Medical Instruments & ApparatusFiscal year ends December 31
Financials through Q3 FY2026, quarter ended Sep 30, 2026Last filing: 10-Q on Oct 28, 2026Score 7/30219% above fair value
$245.72−0.31 (-0.13%)
Close on Nov 13, 2026Market cap $14.55BP/E –Yield –
Glaukos profit margin
Profit margin (net margin) is net income as a percentage of revenue.
Glaukos's profit margin for the twelve months ending Sep 30, 2026 was -24.6%. For fiscal 2025 it was -37.0%, against -38.2% the year before. The highest annual figure on record is 6.5% in fiscal 2019.
Annual profit margin
| Period | Period end | Value | Change (pts) |
|---|---|---|---|
| FY2025 | Dec 31, 2025 | -37.0% | +1.2 |
| FY2024 | Dec 31, 2024 | -38.2% | +4.6 |
| FY2023 | Dec 31, 2023 | -42.8% | −7.7 |
| FY2022 | Dec 31, 2022 | -35.1% | −18.2 |
| FY2021 | Dec 31, 2021 | -16.9% | +36.6 |
| FY2020 | Dec 31, 2020 | -53.5% | −60.0 |
| FY2019 | Dec 31, 2019 | 6.5% | +13.7 |
| FY2018 | Dec 31, 2018 | -7.1% | −7.1 |
| FY2017 | Dec 31, 2017 | -0.1% | −4.0 |
| FY2016 | Dec 31, 2016 | 4.0% | +55.9 |
| FY2015 | Dec 31, 2015 | -51.9% | −25.3 |
| FY2014 | Dec 31, 2014 | -26.6% | +33.7 |
| FY2013 | Dec 31, 2013 | -60.3% | – |
Quarterly profit margin
Change is against the same quarter a year earlier.
| Period | Period end | Value | Change (pts) |
|---|---|---|---|
| Q3 FY2026 | Sep 30, 2026 | 1.0% | +13.1 |
| Q2 FY2026 | Jun 30, 2026 | -9.9% | +5.9 |
| Q1 FY2026 | Mar 31, 2026 | -13.1% | +3.9 |
| Q4 FY2025 | Dec 31, 2025 | -93.4% | −61.6 |
| Q3 FY2025 | Sep 30, 2025 | -12.2% | +10.0 |
| Q2 FY2025 | Jun 30, 2025 | -15.8% | +37.0 |
| Q1 FY2025 | Mar 31, 2025 | -17.0% | +30.7 |
| Q4 FY2024 | Dec 31, 2024 | -31.8% | +12.8 |
| Q3 FY2024 | Sep 30, 2024 | -22.1% | +16.9 |
| Q2 FY2024 | Jun 30, 2024 | -52.8% | −12.0 |
| Q1 FY2024 | Mar 31, 2024 | -47.7% | −0.8 |
| Q4 FY2023 | Dec 31, 2023 | -44.7% | −0.5 |
| Q3 FY2023 | Sep 30, 2023 | -39.0% | −0.3 |
| Q2 FY2023 | Jun 30, 2023 | -40.8% | +21.8 |
| Q1 FY2023 | Mar 31, 2023 | -46.9% | −54.8 |
| Q4 FY2022 | Dec 31, 2022 | -44.2% | −14.3 |
| Q3 FY2022 | Sep 30, 2022 | -38.7% | −47.0 |
| Q2 FY2022 | Jun 30, 2022 | -62.6% | −40.3 |
| Q1 FY2022 | Mar 31, 2022 | 7.9% | +32.2 |
| Q4 FY2021 | Dec 31, 2021 | -29.9% | −15.3 |
| Q3 FY2021 | Sep 30, 2021 | 8.3% | +32.6 |
| Q2 FY2021 | Jun 30, 2021 | -22.4% | +104.0 |
| Q1 FY2021 | Mar 31, 2021 | -24.2% | +73.5 |
| Q4 FY2020 | Dec 31, 2020 | -14.5% | −70.1 |
| Q3 FY2020 | Sep 30, 2020 | -24.3% | −1.2 |
| Q2 FY2020 | Jun 30, 2020 | -126.4% | −115.6 |
| Q1 FY2020 | Mar 31, 2020 | -97.7% | −95.2 |
| Q4 FY2019 | Dec 31, 2019 | 55.6% | +52.3 |
| Q3 FY2019 | Sep 30, 2019 | -23.1% | −8.0 |
| Q2 FY2019 | Jun 30, 2019 | -10.8% | +1.7 |
| Q1 FY2019 | Mar 31, 2019 | -2.5% | +4.3 |
| Q4 FY2018 | Dec 31, 2018 | 3.3% | +0.9 |
| Q3 FY2018 | Sep 30, 2018 | -15.1% | −18.4 |
| Q2 FY2018 | Jun 30, 2018 | -12.5% | −4.5 |
| Q1 FY2018 | Mar 31, 2018 | -6.8% | −9.2 |
| Q4 FY2017 | Dec 31, 2017 | 2.4% | +2.0 |
| Q3 FY2017 | Sep 30, 2017 | 3.3% | – |
| Q2 FY2017 | Jun 30, 2017 | -8.0% | – |
| Q1 FY2017 | Mar 31, 2017 | 2.4% | – |
| Q4 FY2016 | Dec 31, 2016 | 0.4% | – |
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