RPC Inc RES reported second-quarter 2019 earnings of 3 cents per share, missing the Zacks Consensus Estimate by a penny. The bottom line declined from the year-ago level of 28 cents.Total revenues of $359 million missed the Zacks Consensus Estimate of $363 million. Moreover, the top line declined from the year-ago $468 million.The weak second-quarter results can primarily be attributed to lower contributions from pressure pumping activities — the company’s biggest service line. The dismal quarterly performance led to around 10% fall in the stock on NYSE.Segmental PerformanceOperating profit from the Technical Services segment totaled $6.9 million, down from the year-ago profit level of $75.6 million. The decline was mainly caused by weak activities and pricing associated to pressure pumping operations.On the contrary, operating profit from the Support Services segment came in at $4 million, up from $1.2 million a year ago. The improvement was backed by higher pricing and enhanced activities associated to the rental tool service line.Cost and ExpensesCost of revenues contracted from $312.1 million in second-quarter 2018 to $265.1 million due to lower expenses of materials and supplies.Selling, general and administrative costs rose to $43.3 million in the reported quarter from $42.5 million a year ago.Share RepurchaseThe company bought back around 539,643 outstanding shares in the June quarter of 2019.FinancialsRPC’s total capital expenditure in the second quarter of 2019 amounted to $70 million. As of Jun 30, the company had cash and cash equivalents of $47.6 million and no long-term debt.Zacks Rank & Stocks to ConsiderRPC currently carries a Zacks Rank #4 (Sell). Meanwhile, a few better-ranked players in the energy space are MPLX LP MPLX, Oceaneering International, Inc. OII and Helix Energy Solutions Group, Inc. HLX. While MPLX sports a Zacks Rank #1 (Strong Buy), Oceaneering and Helix carry a Zacks Rank #2 (Buy).You can see the complete list of today’s Zacks #1 Rank stocks here.MPLX is likely to see earnings growth of 23.6% through 2019Oceaneering International beat the Zacks Consensus Estimate for its bottom line in the past four quarters.Helix Energy is likely to see earnings growth of 47.4% through 2019.This Could Be the Fastest Way to Grow Wealth in 2019Research indicates one sector is poised to deliver a crop of the best-performing stocks you'll find anywhere in the market. Breaking news in this space frequently creates quick double- and triple-digit profit opportunities.These companies are changing the world – and owning their stocks could transform your portfolio in 2019 and beyond. Recent trades from this sector have generated +98%, +119% and +164% gains in as little as 1 month.Click here to see these breakthrough stocks now >>Want the latest recommendations from Zacks Investment Research? Today, you can download 7 Best Stocks for the Next 30 Days. Click to get this free report RPC, Inc. (RES): Free Stock Analysis Report Helix Energy Solutions Group, Inc. (HLX): Free Stock Analysis Report Oceaneering International, Inc. (OII): Free Stock Analysis Report MPLX LP (MPLX): Free Stock Analysis Report To read this article on Zacks.com click here. Zacks Investment Research