Southwest Gas holds an edge over Spire based on stronger earnings estimate revisions, a lower debt-to-capital ratio, and superior recent stock price performance, according to a Zacks Investment Research analysis. The Zacks Consensus Estimate for Southwest Gas projects earnings per share of $4.27 in 2026 and $4.85 in 2027, implying year-over-year growth of 16.99% and 13.63%, while Spire's estimates of $4.00 in 2026 and $5.51 in 2027 represent a 9.91% decline followed by 37.75% growth. Southwest Gas' debt-to-capital stands at 46.11%, well below Spire's 69.95% and the industry average of 54.47%, and its shares have gained 5.8% over the past three months compared with a 12.9% decline for Spire. Southwest Gas plans to invest $6.3 billion from 2026 to 2030, while Spire's capital plan totals $4.8 billion over the same period. Both stocks currently carry a Zacks Rank of 3, or Hold.
Spire IncSpire has weaker earnings growth estimates, higher debt-to-capital ratio, and worse stock performance compared to Southwest Gas.
Southwest Gas Holdings IncSouthwest Gas has stronger earnings estimate revisions, lower debt-to-capital ratio, and better stock price performance than Spire.