TMO monthly performance report
Check TMO's monthly returns, drawdown, and seasonality trends — updated every month.
TMO monthly report
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Key takeaways
- Thermo Fisher Scientific (TMO) closed September 2026 at $651.45, up 5.57% for the month and +35.41% over the trailing 12 months.
- Year-to-date, TMO is +12.43%, outperforming the S&P 500 which has returned +11.70% YTD.
- The stock is trading +20.87% versus its 200-day moving average ($538.97), a bullish technical signal.
- Over the past three years, TMO has underperformed the S&P 500 by −43.39%, with a relative strength index reading of 74.7.
- Win rate over the trailing 39 months stands at 53.8% — 21 positive months versus 18 negative months.
Thermo Fisher Scientific ended September 2026 at $651.45, posting a monthly return of +5.57%. The S&P 500 returned −0.70% over the same window, leaving relative performance at +6.27%.
The current quarter stands at +29.94% (Q3 2026 (QTD)), while medium-term trend remains constructive: price is +20.87% versus the 200-day moving average ($538.97).
Year-to-date, TMO is +12.43% against SPY +11.70%, a gap of +0.73%. The stock is currently −1.83% below its 52-week high, with maximum 3-year drawdown at −37.48%.
| Period | TMO | S&P 500 (SPY) | Excess return |
|---|---|---|---|
| 1 Day | −1.04% | −0.12% | −0.92% |
| 1 Week | +6.83% | −0.34% | +7.17% |
| 1 Month | +5.57% | −0.70% | +6.27% |
| 3 Months | +37.84% | +2.80% | +35.04% |
| 6 Months | +40.29% | +13.85% | +26.44% |
| YTD | +12.43% | +11.70% | +0.73% |
| 12 Months | +35.41% | +15.01% | +20.39% |
| 3 Years | +28.31% | +71.69% | −43.39% |
| Rank | Month | Return |
|---|---|---|
| #1 | Oct 2025 | +16.98% |
| #2 | Jul 2025 | +15.35% |
| #3 | Jan 2025 | +14.90% |
| #4 | Jul 2026 | +14.55% |
| #5 | Nov 2023 | +11.46% |
| Rank | Month | Return |
|---|---|---|
| #1 | Apr 2025 | −13.79% |
| #2 | Oct 2023 | −12.13% |
| #3 | Oct 2024 | −11.68% |
| #4 | Feb 2025 | −11.51% |
| #5 | Feb 2026 | −9.94% |
| Quarter | Return |
|---|---|
| Q2 2025 | −18.52% |
| Q3 2025 | +19.62% |
| Q4 2025 | +19.47% |
| Q1 2026 | −15.17% |
| Q2 2026 | +2.00% |
| Q3 2026 (QTD) | +29.94% |
| Year | Return |
|---|---|
| 2023 | −3.61% |
| 2024 | −1.99% |
| 2025 | +11.38% |
| 2026 | +12.43% |
| Metric | Value |
|---|---|
| 52-Week High | $663.57 (2026-09-17) |
| 52-Week Low | $435.27 (2026-05-18) |
| Current Price | $651.45 |
| 200-Day Moving Average | $538.97 |
| Price vs 200DMA | +20.87% |
| 3-Year Maximum Drawdown | −37.48% (2025-06-17) |
| Current Drawdown from 52W High | −1.83% |
| RS metric | Value |
|---|---|
| RS Index (3-year, rebased to 100) | 74.7 |
| 3-Year Excess Return vs S&P 500 | −43.39% |
| RS Peak | 103.5 (Sep 2023) |
| RS Trough | 51.8 (May 2026) |
| Status | Underperforming Benchmark |
Frequently asked questions
What was TMO's return for this report period?
TMO returned +5.57% in the latest monthly window ending 2026-09-18.
Has TMO outperformed SPY year to date?
YTD TMO: +12.43% vs SPY: +11.70%.
What is TMO's 12-month return?
+35.41% over the trailing 12 months.
Is TMO above or below its 200-day moving average?
Price is +20.87% versus 200DMA ($538.97).
What is the maximum drawdown in the 3-year window?
−37.48% on 2025-06-17.