---
symbol: "PLTR"
name: "Palantir"
date: 2026-11-06
change_pct: -5.625111256156168
direction: "down"
event_type: "earnings"
url: "https://perplo.app/why/PLTR/2026-11-06"
updated_at: 2026-11-06T12:07:32.471Z
---

# Why Palantir (PLTR) fell 5.63% on November 6, 2026

Palantir (PLTR) fell 5.63% on November 6, 2026 — Post-earnings valuation worries weigh on Palantir.

## What happened

Palantir fell 5.6% after reporting earnings, with the article framing post-earnings valuation risk as the central issue.

## Why it moved

When a stock trades at a rich forward P/E, a solid report can still trigger a de-rating if the numbers don't justify further multiple expansion.

## Why it matters

Palantir is a flagship name in the AI Application Layer theme, where enterprise AI software monetization has been lifting the group.

## What would break the thesis

If revenue growth and guidance continue to support the premium valuation, the de-rating should be limited. A failure to show follow-through in growth or a guidance cut would confirm that the multiple is no longer…

## Sources

- [Palantir and AMD Just Reported Earnings. History Says This Will Happen to Both Stocks Next.](https://finnhub.io/api/news?id=e0e48bfbf6c599faed8c524e906f8685a1e0f135d6389e7c1c33bff78d12eef6) — Yahoo
- [Palantir Just Had Its Best Growth Quarter Ever. Why Are Investors Selling?](https://finnhub.io/api/news?id=26acc1a2cfbcc316645f48cc25ff5af8f108ad724490921ffab7c62d3204eb34) — Yahoo
- [Palantir Sinks 10% as Democratic Sweep Deepens AI and Defense Stock Sell-Off](https://finnhub.io/api/news?id=b61268e15c42121cf9a1319c9345d9232f9374526a5859b31e26e37366102e47) — Yahoo

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