Gigamon Inc. GIMO is scheduled to report second-quarter 2017 results on Jul 27. Last quarter, the company posted a positive earnings surprise of 25%. Let’s see how things are shaping up for this announcement.Factors to ConsiderGigamon is engaged in providing intelligent Traffic Visibility solutions for enterprises, data centers and service providers.We believe that Gigamon’s results are poised to benefit from a rapidly growing network security solutions market, worth more than $18 billion. The ongoing transition to cloud and fast adoption of Internet of Things (IoT) technology presents significant growth potential for the company.Further, the company’s product launches are expected to drive growth. The GigaSMART, GigaVUE-HC1 and GigaVUE-HC2 platforms continue to witness increased adoption. Moreover, the company is adding clients, which should boost financial results.However, the company faces pricing challenges because of intensifying competition from Juniper Networks Inc. JNPR and Cisco.Gigamon Inc. Price and EPS Surprise Gigamon Inc. Price and EPS Surprise | Gigamon Inc. QuoteEarnings WhispersOur proven model does not conclusively show that Gigamonis likely to beat earnings this quarter. This is because a stock needs to have both a positive Earnings ESP and a Zacks Rank #1 (Strong Buy), 2 (Buy) or 3 (Hold) for this to happen. But that is not the case here, as you will see below.Zacks ESP: Both the Most Accurate estimate and the Zacks Consensus Estimate are pegged at a loss of 8 cents per share. Hence, the difference is 0.00%. You can uncover the best stocks to buy or sell before they’re reported with our Earnings ESP Filter.Zacks Rank: Gigamoncarries a Zacks Rank #3. Though Zacks Rank #1, 2 or 3 increases the predictive power of ESP, the company’s ESP of 0.00% makes surprise prediction difficult.We caution against stocks with a Zacks Rank #4 and 5 (Sell rated) going into the earnings announcement, especially when the company is witnessing negative estimate revisions.Stocks to ConsiderHere are a couple of companies which, as per our model, have the right combination of elements to post an earnings beat this quarter:Vertex Pharmaceuticals Incorporated VRTX, with an Earnings ESP of +33.33% and a Zacks Rank #1. You can see the complete list of today’s Zacks #1 Rank stocks here.Allegiant Travel Company ALGT, with an Earnings ESP of +0.34% and a Zacks Rank #2.More Stock News: Tech Opportunity Worth $386 Billion in 2017 From driverless cars to artifical intelligence, we've seen an unsurpassed growth of high-tech products in recent months. Yesterday's science-fiction is becoming today's reality. Despite all the innovation, there is a single component no tech company can survive without. Demand for this critical device will reach $387 billion this year alone, and it's likely to grow even faster in the future.Zacks has released a brand-new Special Report to help you take advantage of this exciting investment opportunity. Most importantly, it reveals 4 stocks with massive profit potential. See these 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 Allegiant Travel Company (ALGT): Free Stock Analysis Report Juniper Networks, Inc. (JNPR): Free Stock Analysis Report Gigamon Inc. (GIMO): Free Stock Analysis Report Vertex Pharmaceuticals Incorporated (VRTX): Free Stock Analysis Report To read this article on Zacks.com click here. Zacks Investment Research