Adyen stock heads into the open after a 2.46% rise

At the close on September 14, 2026, Adyen stock finished at EUR 951.50 on Euronext Amsterdam, gaining 2.46%. The move came as investors reacted to Adyen being approved as a Global Payment Partner by Guidewire, while the AEX index closed lower the same session.

Adyen stock closed at EUR 951.50 on Euronext Amsterdam on September 14, 2026, up 2.46% from the prior session. In the same session the AEX index slipped about 0.3%, so Adyen outperformed its home benchmark heading into today’s open.

September 14, 2026 in numbers

Adyen NV (ISIN NL0012969182) saw its shares close at EUR 951.50 on Euronext Amsterdam on September 14, 2026, marking a 2.46% gain on the day. According to an article from Ad-hoc-news published on September 15, 2026, the advance followed news that Adyen had been approved as a Global Payment Partner by Guidewire, which was cited as a driver for the stock. The same report tied the EUR 951.50 close and the 2.46% daily move directly to the September 14, 2026 session, confirming the date of the last completed trading day.

For context, data for the AEX index from Euronext and summarized by portals such as Marketscreener show that the AEX closed around 1,095 points on September 15, 2026 after a decline of roughly 0.29% in that later session, underlining that Adyen’s earlier September 14, 2026 gain was not simply a broad-market move. Per the Ad-hoc-news recap, the Guidewire partnership approval was framed as a qualitative catalyst for investor sentiment, while the price action delivered a concrete 2.46% increase in Adyen’s share price on the day.

Today’s key points for Adyen

Today, September 16, 2026, Adyen enters the session with that EUR 951.50 close and 2.46% gain from September 14, 2026 as the freshest completed trading reference on Euronext Amsterdam. The confirmation of Adyen as a Global Payment Partner by Guidewire, highlighted in the corporate news coverage from Ad-hoc-news, remains the most recent identified company-specific development and may continue to shape expectations for the stock as trading resumes today. Broader market factors, including movements in the AEX and other European equities as well as global risk sentiment linked to upcoming macroeconomic data and central bank decisions, form the backdrop against which Adyen’s shares will trade, but the completed September 14, 2026 session provides the latest concrete price and performance markers ahead of the opening bell.