FSM
Best and worst times to own FSM in the past two years
Buying and selling at the close. Each colored stretch is the best or worst window for that holding period, green for a gain and red for a loss: longer holds are wider and darker underneath, shorter ones brighter on top. The grey line is the full two years. Letters mark events inside the windows (E earnings, A analyst, I insider, M mention spike, V volume spike, T theme move, N news). Hover a period above the chart to pick it out and see only its events; click it to hide or show it.
Best and worst window per holding period
| Best | Worst | |||||||
|---|---|---|---|---|---|---|---|---|
| Hold for | Buy | Sell | Gain | Rank | Buy | Sell | Gain | Rank |
| one single day | Feb 19, 2026 | Feb 20, 2026 | +12.6% | #112 | Jan 29, 2026 | Jan 30, 2026 | -14.9% | #65 |
| one week | Feb 17, 2026 | Feb 24, 2026 | +31.2% | #34 | Mar 12, 2026 | Mar 19, 2026 | -18.5% | #100 |
| one month | Jul 27, 2026 | Aug 27, 2026 | +49.6% | #43 | Feb 26, 2026 | Mar 26, 2026 | -32.8% | #37 |
| 3 months | Mar 5, 2025 | Jun 5, 2025 | +66.3% | #67 | Mar 10, 2026 | Jun 10, 2026 | -31.1% | #98 |
| 6 months | Mar 3, 2025 | Sep 3, 2025 | +81.4% | #80 | Jan 28, 2026 | Jul 28, 2026 | -29.1% | #129 |
| one year | Feb 27, 2025 | Feb 27, 2026 | +215.5% | #30 | Oct 30, 2024 | Jan 13, 2025 | -17.0% | #247 |
Rank #34 for the best one week means 33 of the S&P 500 components had a better best-one week gain over the past year; for the worst windows #1 is the deepest fall. Updated .
What happened in each window
From Wallsti's event record (Aftermath's events over the two years, plus the AI-read news catalysts, which only cover recent weeks). An event is no proof of cause: check the dates against the line.
Today vs. the best starting days
| As of | 1d | 1w | 1m | 3m | 6m | 1y |
|---|---|---|---|---|---|---|
| Today Oct 30, 2026 |
-5.2% | -3.3% | -21.0% | +1.3% | -8.0% | +7.5% |
| Best one single day Feb 19, 2026 |
+4.4% | +4.9% | +4.6% | +28.1% | +57.3% | +136.4% |
| Best one week Feb 17, 2026 |
-6.3% | -6.7% | -0.7% | +25.6% | +41.8% | +101.0% |
| Best one month Jul 27, 2026 |
+0.1% | +6.6% | +0.6% | -15.0% | -26.0% | +25.5% |
| Best 3 months Mar 5, 2025 |
+4.0% | -3.7% | -15.9% | -9.2% | +3.5% | +47.8% |
| Best 6 months Mar 3, 2025 |
-0.7% | -3.8% | -16.7% | -13.7% | +1.2% | +47.4% |
| Best one year Feb 27, 2025 |
-6.3% | -10.4% | +0.2% | -10.0% | -9.4% | +60.4% |
Trailing gains over each window, today and on the day each best window started, to compare today's setup with the best entries.