PLTR'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 5 Nov 2026 (1406 sessions). Later changes are measured from the close on the day of the move.
Biggest one-day falls
Of these 10, 8 were higher 21 sessions later · n = 10 · could be chance.
| Date | One-day change | After 5 sessions | After 21 sessions | After 63 sessions |
|---|---|---|---|---|
| 9 May 2022 | -21.3% | +7.8% | +23.1% | +24.0% |
| 17 Feb 2022 | -15.7% | -2.5% | +7.0% | -29.4% |
| 7 May 2024 | -15.1% | +0.2% | +11.2% | +23.0% |
| 8 Aug 2022 | -14.2% | +0.9% | -24.7% | -19.2% |
| 6 May 2025 | -12.0% | +17.7% | +10.2% | +64.9% |
| 4 Feb 2026 | -11.6% | -2.8% | +12.6% | -4.1% |
| 7 Nov 2022 | -11.5% | +15.4% | +0.7% | +17.1% |
| 4 Apr 2025 | -11.5% | +19.6% | +47.1% | +88.8% |
| 6 Mar 2025 | -10.7% | -1.0% | -8.0% | +49.0% |
| 24 Feb 2025 | -10.5% | -8.0% | +6.4% | +36.0% |
Biggest one-day rises
Of these 10, 8 were higher 21 sessions later · n = 10 · could be chance.
| Date | One-day change | After 5 sessions | After 21 sessions | After 63 sessions |
|---|---|---|---|---|
| 6 Feb 2024 | +30.8% | +9.8% | +21.0% | -2.1% |
| 4 Aug 2026 | +29.5% | +7.5% | +4.2% | +9.6% |
| 4 Feb 2025 | +24.0% | +8.5% | -22.5% | +4.8% |
| 5 Nov 2024 | +23.5% | +17.1% | +40.6% | +116.8% |
| 9 May 2023 | +23.4% | -0.8% | +59.1% | +59.7% |
| 14 Feb 2023 | +21.2% | -9.3% | -13.4% | +2.7% |
| 2 Nov 2023 | +20.4% | +1.7% | +2.4% | -7.0% |
| 9 Apr 2025 | +19.0% | +0.8% | +27.5% | +54.4% |
| 18 May 2023 | +14.5% | +9.4% | +34.5% | +22.7% |
| 9 Sep 2024 | +14.1% | +4.9% | +19.8% | +120.6% |