SMH'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 30 Mar 2021 to 4 Nov 2026 (1408 sessions). Later changes are measured from the close on the day of the move.
Biggest one-day falls
Of these 9, 6 were higher 21 sessions later · n = 9 · could be chance.
| Date | One-day change | After 5 sessions | After 21 sessions | After 63 sessions |
|---|---|---|---|---|
| 27 Jan 2025 | -9.8% | +1.3% | +3.4% | -10.7% |
| 5 Jun 2026 | -9.2% | +8.8% | -0.6% | -4.4% |
| 3 Apr 2025 | -8.7% | +0.3% | +11.3% | +43.0% |
| 4 Apr 2025 | -7.6% | +11.3% | +19.2% | +56.8% |
| 3 Sep 2024 | -7.5% | -1.4% | +7.6% | +10.1% |
| 17 Jul 2024 | -7.1% | -5.2% | -3.1% | -2.8% |
| 23 Jun 2026 | -7.0% | +0.7% | -11.0% | -6.2% |
| 30 Oct 2026 | -7.0% | pending | pending | pending |
| 10 Apr 2025 | -6.9% | -1.9% | +21.0% | +45.4% |
| 1 Aug 2024 | -6.5% | -2.6% | +5.4% | +8.5% |
Biggest one-day rises
Of these 10, 6 were higher 21 sessions later · n = 10 · could be chance.
| Date | One-day change | After 5 sessions | After 21 sessions | After 63 sessions |
|---|---|---|---|---|
| 9 Apr 2025 | +17.2% | -7.8% | +6.0% | +36.4% |
| 10 Nov 2022 | +10.2% | +2.5% | +4.8% | +15.9% |
| 25 May 2023 | +8.6% | +4.0% | +7.9% | +6.1% |
| 31 Jul 2024 | +7.6% | -14.4% | -3.7% | +4.0% |
| 30 Jul 2026 | +6.9% | +5.9% | +2.8% | +5.9% |
| 22 Feb 2024 | +6.8% | +1.0% | +8.4% | +12.7% |
| 11 Jun 2026 | +6.8% | +8.3% | -6.0% | -10.4% |
| 8 Aug 2024 | +6.4% | +9.5% | -2.2% | +13.3% |
| 12 May 2025 | +6.3% | +3.6% | +10.3% | +26.4% |
| 6 Feb 2026 | +6.1% | +2.8% | -0.5% | +39.8% |