WMB'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 8, 6 were higher 21 sessions later · n = 8 · could be chance.
| Date | One-day change | After 5 sessions | After 21 sessions | After 63 sessions |
|---|---|---|---|---|
| 27 Jan 2025 | -8.4% | +3.0% | +4.3% | +10.3% |
| 4 Apr 2025 | -7.6% | +3.3% | +7.6% | +6.6% |
| 1 Jul 2025 | -6.5% | -1.5% | +2.1% | +7.9% |
| 23 Sep 2022 | -6.5% | -1.8% | +6.7% | +13.2% |
| 4 Nov 2026 | -6.4% | pending | pending | pending |
| 9 May 2022 | -5.3% | +2.0% | +7.9% | -4.4% |
| 23 Oct 2025 | -5.2% | -2.2% | +1.2% | +9.1% |
| 13 Jun 2022 | -5.1% | -6.6% | -5.9% | +0.3% |
| 15 Oct 2026 | -4.9% | +2.0% | pending | pending |
| 30 Nov 2021 | -4.4% | +3.6% | -1.8% | +23.9% |
Biggest one-day rises
Of these 10, 7 were higher 21 sessions later · n = 10 · could be chance.
| Date | One-day change | After 5 sessions | After 21 sessions | After 63 sessions |
|---|---|---|---|---|
| 7 Jul 2022 | +4.9% | -0.1% | +3.3% | -1.0% |
| 13 Feb 2025 | +4.8% | -0.0% | +2.5% | +3.2% |
| 26 Aug 2026 | +4.7% | +1.0% | -6.9% | pending |
| 4 May 2022 | +4.5% | -6.6% | +1.7% | -12.5% |
| 4 Oct 2022 | +4.3% | -3.1% | +7.6% | +6.7% |
| 6 Nov 2024 | +4.3% | +0.5% | +2.7% | +2.4% |
| 15 Sep 2021 | +4.2% | -3.0% | +13.8% | +1.8% |
| 30 Apr 2026 | +4.1% | -4.4% | -8.2% | -6.3% |
| 21 Jun 2022 | +4.0% | +2.6% | +4.8% | +4.2% |
| 31 Jan 2023 | +3.9% | -0.4% | -5.6% | -7.7% |