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Price-to-Earnings (P/E) ratio compares stock price to per-share earnings; high P/E suggests growth expectations, low P/E suggests value.

Formel

Calculate P/E = stock price / earnings per share
P
stock price / earnings per share — stock price / earnings per share
E
stock price / earnings per share — stock price / earnings per share

Trin-for-trin guide

  1. 1Calculate P/E = stock price / earnings per share
  2. 2Compare to historical average and peers
  3. 3Assess if valuation reasonable

Løste eksempler

Input
Stock $100, EPS $5
Resultat
P/E = 20 (compare to industry average ~18)
Slight premium suggests confidence

Almindelige fejl at undgå

  • Using trailing vs. forward P/E inconsistently
  • Comparing across industries (P/Es vary)

Ofte stillede spørgsmål

Is high P/E always bad?

No, justified if earnings expected to grow rapidly.

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