Schlumberger (SLB) closed at $19.57 in the latest trading session, marking a -1.26% move from the prior day. This change lagged the S&P 500's daily gain of 0.43%. Meanwhile, the Dow gained 0.5%, and the Nasdaq, a tech-heavy index, added 0.75%.SLB will be looking to display strength as it nears its next earnings release, which is expected to be July 24, 2020. In that report, analysts expect SLB to post earnings of -$0.02 per share. This would mark a year-over-year decline of 105.71%. Meanwhile, the Zacks Consensus Estimate for revenue is projecting net sales of $5.66 billion, down 31.56% from the year-ago period.SLB's full-year Zacks Consensus Estimates are calling for earnings of $0.13 per share and revenue of $23.64 billion. These results would represent year-over-year changes of -91.16% and -28.19%, respectively.Investors should also note any recent changes to analyst estimates for SLB. These revisions help to show the ever-changing nature of near-term business trends. As such, positive estimate revisions reflect analyst optimism about the company's business and profitability.Based on our research, we believe these estimate revisions are directly related to near-team stock moves. We developed the Zacks Rank to capitalize on this phenomenon. Our system takes these estimate changes into account and delivers a clear, actionable rating model.The Zacks Rank system ranges from #1 (Strong Buy) to #5 (Strong Sell). It has a remarkable, outside-audited track record of success, with #1 stocks delivering an average annual return of +25% since 1988. The Zacks Consensus EPS estimate has moved 12.29% lower within the past month. SLB is currently sporting a Zacks Rank of #3 (Hold).Investors should also note SLB's current valuation metrics, including its Forward P/E ratio of 153.45. This represents a premium compared to its industry's average Forward P/E of 29.72.Also, we should mention that SLB has a PEG ratio of 23.36. This popular metric is similar to the widely-known P/E ratio, with the difference being that the PEG ratio also takes into account the company's expected earnings growth rate. The Oil and Gas - Field Services industry currently had an average PEG ratio of 9.98 as of yesterday's close.The Oil and Gas - Field Services industry is part of the Oils-Energy sector. This industry currently has a Zacks Industry Rank of 87, which puts it in the top 35% of all 250+ industries.The Zacks Industry Rank includes is listed in order from best to worst in terms of the average Zacks Rank of the individual companies within each of these sectors. Our research shows that the top 50% rated industries outperform the bottom half by a factor of 2 to 1.Make sure to utilize Zacks. Com to follow all of these stock-moving metrics, and more, in the coming trading sessions.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 Schlumberger Limited (SLB): Free Stock Analysis Report To read this article on Zacks.com click here.