ACS stock gains 0.79 percent as shares outperform IBEX 35

Published on 09/23/2026 at 15:56 | Editorial responsibility: Rafael Müller, Editor-in-Chief AD HOC NEWS

ACS stock closed at EUR 95.95 on September 22, 2026, up 0.79 percent and ahead of the IBEX 35. Market value reached EUR 26.59 billion.

Isometrische 3D-Illustration einer Bau-Wertschöpfungskette von Planung bis Infrastrukturbetrieb — Isometrische 3D-Grafik zeigt Wertschöpfungskette von ACS Actividades de Construcción y Servicios S.A. (ES0167050915), Illustration mit AI erstellt.

ACS stock closed at EUR 95.95 on the Madrid exchange on September 22, 2026, gaining 0.79 percent and outperforming the IBEX 35 by 0.64 percentage points. The session range was EUR 94.55 to EUR 96.40, with 347,511 shares traded.

Shares beat the benchmark

ACS finished September 22, 2026, at EUR 95.95, while the IBEX 35 ended at 19,754.1 points after rising 0.15 percent. The 0.79 percent advance for ACS therefore exceeded the index move by 0.64 percentage points, a measurable sign of relative strength in the session.

The closing market capitalization was EUR 26.59 billion as of September 22, 2026. The share price remained within the same session range of EUR 94.55 to EUR 96.40, giving investors a clearly defined trading band for that completed session.

Record returns shape the story

According to El Independiente on September 22, 2026, ACS delivered a total shareholder return of 81.6 percent in fiscal year 2025, including share-price performance and dividends.

The same report states that ACS stock had gained 13 percent in fiscal year 2026 by September 22, 2026. That compares with the 0.79 percent one-session increase recorded on September 22, 2026, showing how the latest move fits into a wider year-to-date advance rather than standing alone.

According to El Espanol on September 22, 2026, the company received the 2026 Brújula del Año award for its track record and shareholder value creation. The report links that recognition to ACS expansion in data centers, energy and sustainable mobility.

ACS stock closes near EUR 96

ACS stock ended the completed September 22, 2026, session at EUR 95.95 on the Madrid exchange, with the daily change at plus 0.79 percent. The recorded high was EUR 96.40 and the recorded low was EUR 94.55, while market capitalization stood at EUR 26.59 billion.