GLW monthly performance report
Check GLW's monthly returns, drawdown, and seasonality trends — updated every month.
GLW monthly report
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Key takeaways
- Corning Inc. (GLW) closed September 2026 at $150.13, up 0.94% for the month and +88.56% over the trailing 12 months.
- Year-to-date, GLW is +71.46%, outperforming the S&P 500 which has returned +11.70% YTD.
- The stock is trading +3.54% versus its 200-day moving average ($145.00), a bullish technical signal.
- Over the past three years, GLW has outperformed the S&P 500 by +303.85%, with a relative strength index reading of 277.
- Win rate over the trailing 39 months stands at 69.2% — 27 positive months versus 12 negative months.
Corning Inc. ended September 2026 at $150.13, posting a monthly return of +0.94%. The S&P 500 returned −0.70% over the same window, leaving relative performance at +1.64%.
The current quarter stands at −41.22% (Q3 2026 (QTD)), while medium-term trend remains constructive: price is +3.54% versus the 200-day moving average ($145.00).
Year-to-date, GLW is +71.46% against SPY +11.70%, a gap of +59.76%. The stock is currently −44.76% below its 52-week high, with maximum 3-year drawdown at −51.48%.
| Period | GLW | S&P 500 (SPY) | Excess return |
|---|---|---|---|
| 1 Day | +1.58% | −0.12% | +1.70% |
| 1 Week | −9.78% | −0.34% | −9.44% |
| 1 Month | +0.94% | −0.70% | +1.64% |
| 3 Months | −16.22% | +2.80% | −19.02% |
| 6 Months | +13.94% | +13.85% | +0.09% |
| YTD | +71.46% | +11.70% | +59.76% |
| 12 Months | +88.56% | +15.01% | +73.54% |
| 3 Years | +375.55% | +71.69% | +303.85% |
| Rank | Month | Return |
|---|---|---|
| #1 | Feb 2026 | +45.65% |
| #2 | Jun 2026 | +41.00% |
| #3 | Sep 2025 | +22.38% |
| #4 | Apr 2026 | +20.79% |
| #5 | Jul 2025 | +20.25% |
| Rank | Month | Return |
|---|---|---|
| #1 | Jul 2026 | −45.88% |
| #2 | Oct 2023 | −12.18% |
| #3 | Mar 2026 | −9.58% |
| #4 | Mar 2025 | −8.71% |
| #5 | Sep 2023 | −7.16% |
| Quarter | Return |
|---|---|
| Q2 2025 | +14.88% |
| Q3 2025 | +55.98% |
| Q4 2025 | +6.74% |
| Q1 2026 | +55.29% |
| Q2 2026 | +87.86% |
| Q3 2026 (QTD) | −41.22% |
| Year | Return |
|---|---|
| 2023 | −4.66% |
| 2024 | +56.06% |
| 2025 | +84.26% |
| 2026 | +71.46% |
| Metric | Value |
|---|---|
| 52-Week High | $271.78 (2026-06-30) |
| 52-Week Low | $74.60 (2025-09-11) |
| Current Price | $150.13 |
| 200-Day Moving Average | $145.00 |
| Price vs 200DMA | +3.54% |
| 3-Year Maximum Drawdown | −51.48% (2026-07-29) |
| Current Drawdown from 52W High | −44.76% |
| RS metric | Value |
|---|---|
| RS Index (3-year, rebased to 100) | 277 |
| 3-Year Excess Return vs S&P 500 | +303.85% |
| RS Peak | 484.9 (Jun 2026) |
| RS Trough | 85.7 (Nov 2023) |
| Status | Outperforming Benchmark |
Frequently asked questions
What was GLW's return for this report period?
GLW returned +0.94% in the latest monthly window ending 2026-09-18.
Has GLW outperformed SPY year to date?
YTD GLW: +71.46% vs SPY: +11.70%.
What is GLW's 12-month return?
+88.56% over the trailing 12 months.
Is GLW above or below its 200-day moving average?
Price is +3.54% versus 200DMA ($145.00).
What is the maximum drawdown in the 3-year window?
−51.48% on 2026-07-29.