Glaukos (GKOS) Total Return Calculator
$10,000 since Jun 2015, with and without reinvesting · data through Oct 2026
$10,000 invested in Glaukos (GKOS) ten years ago, at the end of Oct 2016, was worth $71,138 at the end of Oct 2026 with every dividend reinvested: 21.7% a year, against $41,633 in the S&P 500. Since Jun 2015, $10,000 became $81,988 reinvested (20.4% a year), or $81,988 taking the dividends as cash, $0 of it paid out along the way.
GKOS became
$81,988
S&P 500: $44,143
Return a year
20.4%
S&P 500: 14.0%
Payouts reinvested
$0
bought more shares
Worst drop
-62.2%
S&P 500: -23.9%
$10,000, Jun 2015 to Oct 2026
Payouts reinvested · S&P 500 reinvested
| Year | GKOS total return | Paid out | S&P 500 |
|---|---|---|---|
| 2026 (part) | +110.4% | $0 | +11.7% |
| 2025 | −24.7% | $0 | +17.7% |
| 2024 | +88.6% | $0 | +24.9% |
| 2023 | +82.0% | $0 | +26.2% |
| 2022 | −1.7% | $0 | −18.2% |
| 2021 | −41.0% | $0 | +28.7% |
| 2020 | +38.2% | $0 | +18.3% |
| 2019 | −3.0% | $0 | +31.2% |
| 2018 | +119.0% | $0 | −4.6% |
| 2017 | −25.2% | $0 | +21.7% |
| 2016 | +38.9% | $0 | +12.0% |
| 2015 (part) | −14.8% | $0 | +0.1% |
"Paid out" is what your holding received that year. Month-end prices; no costs or taxes.
Key facts: GKOS total return
Data as of · Source: SmarterDividends data
- $10,000 invested in Glaukos (GKOS) at the end of Jun 2015, with dividends reinvested, was worth $81,988 at the end of Oct 2026: 20.4% a year, against $44,143 (14.0% a year) in the S&P 500.
- Over the 10 years to Oct 2026, GKOS turned $10,000 into $71,138 with dividends reinvested, 21.7% a year.
- Over the 5 years to Oct 2026, GKOS returned 39.0% a year with dividends reinvested (S&P 500: 12.0%).
- Taking GKOS's dividends as cash instead of reinvesting them, the same $10,000 ended at $81,988, including $0 of cash received; reinvesting added $0.
- GKOS's best calendar year in that time was 2018 (119.0%) and its worst 2021 (-41.0%), with dividends reinvested.
Cite this page
SmarterDividends, "Glaukos (GKOS) Total Return Calculator," updated Nov 6, 2026, https://smarterdividends.com/stocks/GKOS/total-return
GKOS total return questions
If I invested $10,000 in GKOS 10 years ago, how much would I have?
About $71,138 at the end of Oct 2026, with every dividend reinvested: 21.7% a year. Taking them as cash, you'd have shares worth $71,138 or so plus the cash you received. The same $10,000 in the S&P 500 became $41,633.
What is GKOS's total return since Jun 2015?
720% in total, or 20.4% a year, through Oct 2026 with dividends reinvested. The share price alone rose 720%.
How much of GKOS's return came from dividends?
About 0% of its yearly return since Jun 2015. Reinvesting them, rather than taking cash, left you $0 better off on a $10,000 start.
What was GKOS's worst year?
2021, at -41.0% with dividends reinvested (S&P 500: 28.7%). Its deepest fall from a peak, on month-end values, was -62.2%.
How is total return calculated here?
From month-end prices: the adjusted price counts every dividend reinvested in the month it was paid; the plain price doesn't. The S&P 500 is SPY with its dividends reinvested. No trading costs or taxes.
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