TGS (OB:TGS) Guides To Higher Q2 Revenue, Is The Valuation Still Compelling?
Why TGS Stock Is Back in Focus After New Q2 Guidance
TGS (OB:TGS) recently issued revenue guidance for the second quarter of 2026, expecting IFRS revenues of about US$373 million compared with US$334.2 million in the same quarter of 2025.
This fresh outlook has put the stock on many investors’ watchlists, as it offers an updated read on demand for the company’s geoscience data services and how that may feed into valuation discussions.
See our latest analysis for TGS.
Even after the new Q2 guidance, TGS shares trade at NOK133.8, with a year to date share price return of 42.34% and a 1 year total shareholder return of 92.37%. This suggests strong recent momentum despite a softer 3 month share price performance.
If this update has you looking beyond TGS, it could be a good moment to scan for other energy exposed plays using our screener of 90 nuclear energy infrastructure stocks
TGS now pairs a sharp re‑rating with fresh Q2 guidance pointing to higher IFRS revenues. The next step is to test whether that mix still offers appealing upside for new buyers once valuation is stripped back.
Most Popular Narrative: 12.4% Undervalued
TGS last closed at NOK133.8 while the most followed narrative anchors on a fair value of NOK152.77, implying meaningful upside that hinges on future cash flow strength.
The company is expanding its dataset coverage in high-potential regions such as Brazil's Equatorial Margin, Argentina's Malvinas, and the Gulf of Mexico, positioning itself to benefit from frontier exploration trends as supermajors invest in securing future energy supplies, which should support top-line growth and library value realization.
Want to see what sits behind that confidence in TGS? The fair value rests on a tight mix of revenue growth, margin rebuilding and a future earnings multiple that has to line up perfectly. Curious which of those levers carries the most weight in the model and how sensitive the outcome is to small changes in the forecasts? The full narrative lays out the numbers behind that NOK152.77 figure.
Result: Fair Value of NOK152.77 (UNDERVALUED)
Have a read of the narrative in full and understand what's behind the forecasts.
However, TGS still faces meaningful risks, including its reliance on volatile oil sector spending and the possibility that large multi client projects underperform and drag on earnings.
Find out about the key risks to this TGS narrative.
Another View: What TGS’s P/S Ratio Is Telling You
The DCF work suggests TGS is trading at a large discount to estimated future cash flows, yet the simple P/S check sends a different message. At 2.1x P/S versus 1.5x for the Norwegian Energy Services industry and 1.3x for peers, the stock carries a premium that adds valuation risk if growth expectations slip.
Our fair ratio estimate of 3.3x implies the market could still move higher on sales, which frames today’s level as a potential opportunity if forecasts hold up, but a painful re rating if they do not. Which signal do you trust more right now?
See what the numbers say about this price — find out in our valuation breakdown.
Next Steps
Mixed signals on TGS so far? With at least one risk and one reward in play, move quickly, review the details and weigh the 2 key rewards and 1 important warning sign
Looking For More Investment Ideas Beyond TGS?
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This article by Simply Wall St is general in nature. We provide commentary based on historical data and analyst forecasts only using an unbiased methodology and our articles are not intended to be financial advice. It does not constitute a recommendation to buy or sell any stock, and does not take account of your objectives, or your financial situation. We aim to bring you long-term focused analysis driven by fundamental data. Note that our analysis may not factor in the latest price-sensitive company announcements or qualitative material. Simply Wall St has no position in any stocks mentioned.
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