Galp Energia stock dips as PSI index and oil prices retreat

Published on 09/18/2026 at 21:25 | Editorial responsibility: Rafael Müller, Editor-in-Chief AD HOC NEWS

Galp Energia stock slipped to EUR 21.89 on September 18, 2026, as the PSI index and energy shares came under pressure. Recent data show the shares up nearly 38 percent over the past year despite the latest pullback.

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Galp Energia, SGPS, S.A. stock (ISIN PTGAL0AM0009) closed at EUR 21.89 on Euronext Lisbon on September 18, 2026, down 0.73 percent from the prior session and extending a modest pullback in Portuguese energy names.

Stock weakens with PSI and oil

At mid-session on September 18, 2026, Galp Energia shares were down about 1.27 percent to EUR 21.77, contributing to a 0.79 percent decline in Lisbon's PSI index as oil prices eased again.Jornal Economico The move came as European energy shares fell around 0.6 percent on the day, with Brent crude still trading above USD 100 per barrel but pulling back for a third straight session.Reuters

Despite the intraday dip, Galp Energia stock has delivered a strong performance over the past 12 months. On September 18, 2025, the shares stood at EUR 15.87, meaning they have gained roughly 37.98 percent year on year to reach EUR 21.89 as of September 18, 2026, according to historical price data from a Portuguese stock portal.Bolsamania Over the past three months, the stock has also risen from EUR 18.61 on June 22, 2026 to its latest close of EUR 21.89, an increase of about 17.66 percent over that period.Bolsamania

Price levels and market metrics

For investors tracking trading levels, Galp Energia stock fluctuated between an intraday high of EUR 21.97 and a low of EUR 21.70 on September 18, 2026, with volume of about 1,661,099 shares on Euronext Lisbon.Bolsamania Based on the same data, this places the latest price close to the upper end of its recent range, with the annual maximum around EUR 22.26 and a minimum near EUR 13.96 over the last 52 weeks, indicating the share is trading near its 52-week high and well above its 52-week low.Bolsamania

The same source shows a market capitalization for Galp Energia of about EUR 14.86 billion as of the close on September 18, 2026, reflecting the stock's higher price and the company's position as a key component of the PSI 20 and Euronext 100 indices.Bolsamania For retail investors, this size and index presence typically means the share responds both to company specific news and to broader sector moves such as swings in oil prices or sentiment on European energy stocks.

Analyst view and valuation signals

From a valuation perspective, recent commentary from the United States suggests that Galp Energia remains on the radar of value-oriented investors. On September 18, 2026, Zacks Equity Research highlighted American depositary receipts of Galp Energia (ticker GLPEY) as a value candidate, noting that the ADR carries a Zacks Rank number 2, corresponding to a Buy rating, alongside an 'A' grade for value metrics.Yahoo Finance In a separate note on the same date, Zacks also mentioned Galp Energia SGPS SA as one of several top ranked energy names, again assigning the stock a Rank number 2 Buy status next to higher ranked peers.Zacks

European analyst screens also position Galp Energia among stocks trading slightly above their published price targets. A panorama of broker views published on September 18, 2026 listed Galp Energia with a performance about 0.2 percent above consensus target levels, alongside several other European names.Ideal-Investisseur This suggests that while analysts broadly see upside in the stock thanks to its earnings outlook and cash flow profile, part of that optimism may already be priced in after the strong year-on-year rally.

Closing price and investor takeaway

Galp Energia stock finished trading on Euronext Lisbon at EUR 21.89 on September 18, 2026, down 0.73 percent on the day but still near its 52-week high, with a market capitalization of around EUR 14.86 billion based on that closing level.