CSX's biggest one-day moves since 2021, and what happened next
Describes the past; not a signal. Pre-licensed data — internal estimates, to be re-verified after our licensed data rebuild.
Close-to-close daily changes from 5 Apr 2021 to 4 Nov 2026 (1405 sessions). Later changes are measured from the close on the day of the move.
Biggest one-day falls
Of these 10, 4 were higher 21 sessions later · n = 10 · could be chance.
| Date | One-day change | After 5 sessions | After 21 sessions | After 63 sessions |
|---|---|---|---|---|
| 17 Oct 2024 | -6.7% | +0.0% | +6.2% | +0.9% |
| 8 Jul 2021 | -6.2% | +2.8% | +4.4% | +5.4% |
| 3 Apr 2025 | -5.9% | -0.6% | +1.7% | +18.6% |
| 8 Mar 2022 | -5.5% | -1.8% | -0.9% | -6.6% |
| 1 Apr 2022 | -5.2% | -3.3% | -2.8% | -19.5% |
| 25 Aug 2025 | -5.1% | -1.9% | +3.1% | +4.5% |
| 22 Apr 2022 | -4.9% | -0.5% | -9.5% | -8.9% |
| 19 May 2022 | -4.3% | +2.1% | -6.0% | +9.7% |
| 18 May 2022 | -4.3% | -3.6% | -10.2% | +6.6% |
| 4 Aug 2023 | -4.2% | -2.4% | -4.7% | -3.2% |
Biggest one-day rises
Of these 9, 3 were higher 21 sessions later · n = 9 · could be chance.
| Date | One-day change | After 5 sessions | After 21 sessions | After 63 sessions |
|---|---|---|---|---|
| 6 Nov 2024 | +8.4% | -1.1% | -6.3% | -10.0% |
| 9 Apr 2025 | +7.4% | -4.6% | +0.3% | +19.5% |
| 23 Apr 2026 | +6.9% | -1.6% | -1.4% | +15.3% |
| 22 Oct 2026 | +6.8% | +1.1% | pending | pending |
| 10 Nov 2022 | +6.1% | -0.9% | +3.5% | +1.6% |
| 4 Mar 2022 | +6.1% | -7.3% | -4.9% | -13.9% |
| 23 Jul 2026 | +5.8% | -5.0% | -2.3% | -8.4% |
| 12 May 2025 | +5.5% | +3.0% | +7.1% | +18.7% |
| 29 Sep 2025 | +5.4% | +1.2% | -0.4% | +2.5% |
| 21 Apr 2021 | +4.3% | -1.2% | -4.3% | -7.5% |