Stubborn inflation, a cautious Federal Reserve and a jump in energy costs are putting fresh attention on where capital is most at risk or potentially better positioned. Instead of treating all sustainable infrastructure and renewable energy stocks the same, this screener looks at large companies with established market presence and relatively solid fundamentals, then examines how this specific mix of interest rate policy and surging oil and gas prices might affect them. Below, you will see 3 stocks from the Sustainable Infrastructure & Renewable Energy screener that appear more positively exposed to the current news backdrop.

TransAlta Renewables (TSX:RNW)

Overview: TransAlta Renewables operates a portfolio of 50 wind, hydro, and gas power facilities across Canada, the United States, and Australia, supplying electricity from primarily renewable sources. The company is focused on owning and operating long term infrastructure assets, and functions as a subsidiary of TransAlta Corporation.

Operations: TransAlta Renewables generates CA$256m from Canadian Gas, CA$212m from Canadian Wind and CA$27m from Canadian Hydro, with all reported revenue of CA$496m coming from Canada.

Market Cap: CA$3.3b

TransAlta Renewables operates in an environment of sticky inflation and volatile fossil fuel prices, while its cash flows are tied to contracted renewable and gas assets rather than commodity swings. The stock currently appears heavily discounted relative to one estimate of fair value, even though some analysts expect earnings to grow, which some investors may find attractive if they believe the market is over-penalising high debt and a modest 4.5% ROE. A near 7.6% dividend yield may be notable, but weak coverage from earnings and free cash flow, plus a declining 5 year earnings trend and recent insider selling, point to real risk. Investors may wish to consider whether the valuation and exposure to decarbonization adequately compensate for those concerns or whether this could indicate a potential value trap.

TransAlta Renewables looks like a compressed story, with a near 7.6% yield, high debt, and questions around a potential value trap all pulling in different directions. Get the missing context in the 2 key rewards and 3 important warning signs (1 is major!)

Mercury NZ (NZSE:MCY)

Overview: Mercury NZ is a major New Zealand electricity company that generates power from a mix of hydro, wind, and geothermal stations on the North Island, then sells electricity and related services to households, businesses, and industrial customers under the Mercury, Trustpower, and GLOBUG brands, alongside broadband, mobile, and gas offerings.

Operations: Mercury NZ generates NZ$2.3b from its Generation/Wholesale segment and NZ$1.7b from its Customer segment, offset by NZ$667m of inter segment eliminations.

Market Cap: NZ$10.0b

Mercury NZ gives you direct exposure to New Zealand’s push toward cleaner electricity at a time when higher global energy prices and tight thermal fuel supply are keeping wholesale power prices elevated, as management has highlighted through rising futures prices and carbon and coal costs. The company is leaning into this backdrop with a sizeable geothermal program, including up to NZ$1,000m of potential investment to add 1 TWh of new 24/7 renewable generation, and it has recently completed a NZ$220m Nga Tamariki expansion. Set this against high debt, a very rich P/E multiple, and earnings that were weak over the longer term. In this context, Mercury NZ becomes a stock where the balance between growth ambitions and balance sheet risk is a key consideration.

Mercury NZ’s geothermal build out and rich P/E suggest investors might be missing how growth ambitions and balance sheet pressure really fit together, so it is worth reading the 3 key rewards and 2 important warning signs (1 is major!)

Vistra (VST)

Overview: Vistra is a large integrated U.S. power company that both generates electricity from natural gas, nuclear, coal, solar, and battery storage facilities and sells electricity and gas directly to about 5 million residential, commercial, and industrial customers. It also manages fuel procurement, wholesale power trading, and the clean up and closure of retired plants and related sites.

Operations: Vistra reports US$14.9b from Retail, US$8.1b from Texas, US$7.1b from East, US$257m from West, and US$76m from Asset Closure, offset by US$10.9b of eliminations and other items, with all US$19.4b of revenue coming from the United States.

Market Cap: US$55.2b

Vistra sits at the crossroads of rising U.S. electricity demand, higher energy prices, and the push toward cleaner power, which is why the stock is drawing fresh attention as the Federal Reserve holds rates steady and energy markets stay volatile. Long term contracts with AI focused data center operators and its role as a preferred power supplier to ventures like Helix position Vistra to potentially benefit from data center driven load growth. Its growing renewables and storage portfolio also offers exposure to the energy transition. At the same time, high debt, recent earnings softness, commodity volatility, and ongoing reliance on fossil assets mean the story is not risk free. To decide whether the premium P/E and bullish analyst enthusiasm are justified, investors need to look more closely at how Vistra is balancing growth, leverage, and execution risk.

Vistra’s data center contracts and clean power shift could be masking something more important in the story, so it is worth reading the 2 key rewards and 2 important warning signs

The three stocks covered here are a starting point, and the full Sustainable Infrastructure & Renewable Energy screener surfaced 9 more companies with equally compelling narratives that could fit different risk and return preferences. It makes sense to see the complete picture in the Sustainable Infrastructure & Renewable Energy screener. Use Simply Wall St to identify and analyze the specific catalysts and narratives that matter most to you so you can focus on the highest conviction opportunities across this theme.

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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.