Amadeus IT stock heads into the open after a 1.4 percent drop.

At the close on September 18, 2026, Amadeus IT stock finished at EUR 54.98 on Boursorama, down 1.4 percent. The five-day table also shows the shares below the September 17 close of EUR 55.76.

Amadeus IT stock closed at EUR 54.98 on Boursorama on September 18, 2026, down 1.4 percent. The stock also finished below the previous session's EUR 55.76 close.

September 18, 2026 in numbers

Amadeus IT Group (ISIN ES0109067019) traded between EUR 54.98 and EUR 54.98 in the five-day table, with the same close recorded at 17:35:12. That left the share price EUR 0.78 below the September 17 close. Boursorama's five-day history shows the stock also fell 1.78 percent on September 15 and rose 2.66 percent on September 16.

The same page lists only the closing table for the session, while TradingKey's market wrap said the S&P 500 closed up 0.17 percent and the Nasdaq Composite gained 0.39 percent on September 18, 2026. Amadeus IT therefore lagged the US growth benchmarks in the last session.

Today

On September 21, 2026, no substantiated company-specific event was found for the stock.