Solvay stock falls within BEL 20 after sharp pullback

Published on 09/19/2026 at 18:10 | Editorial responsibility: Rafael Müller, Editor-in-Chief AD HOC NEWS

Solvay stock closed at EUR 25.14 on Euronext Brussels on September 18, 2026, about 4.4 percent lower and near the bottom of the BEL 20 index. The recent drop leaves the shares around 15.8 percent below their 52-week high and modestly above their 52-week low.

Fotorealistische Chemieanlage mit Reaktortürmen und Dampf, Industriestandort bei Sonnenuntergang, BE0003470755 — Fotorealistische Ansicht einer Solvay S.A. Chemieanlage mit Reaktortürmen zeigt Prozesswärme, BE0003470755 Industrieproduktion sichtbar, Illustration mit AI erstellt.

Solvay stock (ISIN BE0003470755) ended the last completed trading session on Euronext Brussels at EUR 25.14 on September 18, 2026, down about 4.4 percent from the prior close and near the bottom of the BEL 20 index that day according to MSN.

Price slide within the BEL 20 index

As MSN reported on September 18, 2026, Solvay shares were cut by 4.41 percent to around EUR 25.17, making the chemical group one of the biggest decliners in the BEL 20 index together with D'Ieteren.

Market statistics compiled by Ad-hoc corporate news on September 18, 2026, show Solvay at EUR 25.14 as of 5:55 p.m. local time, roughly 2.5 percent above a 52-week low of EUR 23.54 and about 15.8 percent below a 52-week high of EUR 29.86, highlighting that the latest setback comes after the stock had previously traded closer to its yearly peak.

Recent valuation and volatility context

According to the same price overview from Ad-hoc corporate news, Solvay's market capitalization stood at about EUR 2.66 billion as of September 18, 2026, based on the Brussels closing price, a level that places the group firmly in the mid-cap segment of the European chemicals sector.

The same data set indicates a 52-week trading range between EUR 23.54 and EUR 29.86 as of September 18, 2026, so the closing price of EUR 25.14 leaves the stock modestly above the floor of that corridor and well below its recent high, a quantified gap that underscores the pullback of roughly 15.8 percent from the top of the range.

Stock level as of the latest close

At the close of trading on Euronext Brussels on September 18, 2026, Solvay stock was quoted at EUR 25.14, with the shares down around 4.4 percent on the day and sitting about 2.5 percent above their 52-week low and nearly 15.8 percent below their 52-week high in euro terms.