CVS'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 1 Apr 2021 to 4 Nov 2026 (1406 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 |
|---|---|---|---|---|
| 1 May 2024 | -16.8% | -2.5% | +5.8% | +7.8% |
| 27 Jan 2026 | -14.2% | +6.7% | +8.3% | +12.5% |
| 4 Nov 2026 | -12.5% | pending | pending | pending |
| 7 Oct 2022 | -10.5% | +1.2% | +15.3% | +4.3% |
| 17 Aug 2023 | -8.1% | -0.5% | +5.8% | +4.4% |
| 14 Jun 2023 | -7.8% | +4.1% | +6.8% | +5.8% |
| 7 Nov 2024 | -7.4% | -3.5% | -1.8% | -2.4% |
| 2 Apr 2024 | -7.2% | -0.6% | -23.0% | -21.3% |
| 13 May 2025 | -6.7% | +5.4% | +9.7% | +8.9% |
| 11 Dec 2024 | -6.1% | -12.5% | -0.4% | +30.4% |
Biggest one-day rises
Of these 10, 5 were higher 21 sessions later · n = 10 · could be chance.
| Date | One-day change | After 5 sessions | After 21 sessions | After 63 sessions |
|---|---|---|---|---|
| 12 Feb 2025 | +14.9% | +3.0% | +3.9% | -4.1% |
| 6 Nov 2024 | +11.3% | -11.9% | -10.3% | -10.8% |
| 6 May 2026 | +7.6% | +13.0% | +10.4% | +10.8% |
| 13 Jan 2025 | +7.3% | +3.2% | +24.3% | +36.0% |
| 7 Apr 2026 | +6.7% | -0.8% | +11.0% | +33.6% |
| 31 May 2024 | +6.4% | +3.7% | -3.5% | -2.9% |
| 3 Aug 2022 | +6.3% | +2.6% | -1.4% | -6.1% |
| 8 Apr 2025 | +5.9% | +1.9% | +1.4% | -2.0% |
| 3 Nov 2021 | +5.7% | -3.5% | -5.7% | +13.5% |
| 18 Nov 2024 | +5.4% | +7.2% | -19.2% | +14.7% |