Palantir: a 3.6σ rise on 9 October 2026
Recorded 11 October 2026On 9 October 2026 Palantir rose 5.17% close to close, 3.6 times its typical daily move of 1.44% over the 20 sessions before it: its largest move since 4 August 2026. 14 other instruments of the 160 measured that day moved 2σ or more.
The day
Daily closes, as recorded the night after
- Move
- +5.17%
- Size
- +3.6σ
- Typical day before it
- 1.44%
- Close
- 209.05
- Previous close, 8 October 2026
- 198.78
- Since, to 21 October 2026
- −3.51%
Palantir, the 30 sessions to 9 October 2026
Daily closes; the last point is the quake
Show values
| Point | PLTR |
|---|---|
| 27 Aug 2026 | 186 |
| 28 Aug 2026 | 186 |
| 31 Aug 2026 | 186 |
| 1 Sep 2026 | 180 |
| 2 Sep 2026 | 169 |
| 3 Sep 2026 | 183 |
| 4 Sep 2026 | 174 |
| 8 Sep 2026 | 170 |
| 9 Sep 2026 | 170 |
| 10 Sep 2026 | 166 |
| 11 Sep 2026 | 167 |
| 14 Sep 2026 | 173 |
| 15 Sep 2026 | 173 |
| 16 Sep 2026 | 174 |
| 17 Sep 2026 | 176 |
| 18 Sep 2026 | 178 |
| 21 Sep 2026 | 183 |
| 22 Sep 2026 | 185 |
| 23 Sep 2026 | 192 |
| 24 Sep 2026 | 193 |
| 25 Sep 2026 | 190 |
| 28 Sep 2026 | 187 |
| 29 Sep 2026 | 187 |
| 30 Sep 2026 | 187 |
| 1 Oct 2026 | 190 |
| 2 Oct 2026 | 189 |
| 5 Oct 2026 | 189 |
| 6 Oct 2026 | 192 |
| 7 Oct 2026 | 194 |
| 8 Oct 2026 | 199 |
| 9 Oct 2026 | 209 |
The same day
Other quakes on 9 October 2026
Palantir's other quakes
On record, newest first
- 16 October 2026: −7.22%, −3.7σ
- 4 August 2026: +29.45%, +10.0σ
How it is measured
The move is the close-to-close return; its size is that return divided by the standard deviation of Palantir's previous 20 daily returns. A quake is 3σ or more. This record was made the night after the day finished trading and has not been changed since. The live chart is on Palantir's page; the last few months of every market's daily moves are on the volatility terrain, and every quake on record is in the quake archive.