Investors interested in Oils-Energy stocks should always be looking to find the best-performing companies in the group. Has Talos Energy (TALO) been one of those stocks this year? A quick glance at the company's year-to-date performance in comparison to the rest of the Oils-Energy sector should help us answer this question.Talos Energy is one of 254 individual stocks in the Oils-Energy sector. Collectively, these companies sit at #1 in the Zacks Sector Rank. The Zacks Sector Rank gauges the strength of our 16 individual sector groups by measuring the average Zacks Rank of the individual stocks within the groups.The Zacks Rank emphasizes earnings estimates and estimate revisions to find stocks with improving earnings outlooks. This system has a long record of success, and these stocks tend to be on track to beat the market over the next one to three months. Talos Energy is currently sporting a Zacks Rank of #1 (Strong Buy).Over the past 90 days, the Zacks Consensus Estimate for TALO's full-year earnings has moved 179.8% higher. This means that analyst sentiment is stronger and the stock's earnings outlook is improving.According to our latest data, TALO has moved about 73.5% on a year-to-date basis. At the same time, Oils-Energy stocks have gained an average of 20.8%. As we can see, Talos Energy is performing better than its sector in the calendar year.Nine Energy Service (NINE) is another Oils-Energy stock that has outperformed the sector so far this year. Since the beginning of the year, the stock has returned 167%.In Nine Energy Service's case, the consensus EPS estimate for the current year increased 65.9% over the past three months. The stock currently has a Zacks Rank #2 (Buy).Breaking things down more, Talos Energy is a member of the Oil and Gas - Exploration and Production - United States industry, which includes 41 individual companies and currently sits at #48 in the Zacks Industry Rank. Stocks in this group have gained about 31.5% so far this year, so TALO is performing better this group in terms of year-to-date returns.On the other hand, Nine Energy Service belongs to the Oil and Gas - Field Services industry. This 28-stock industry is currently ranked #83. The industry has moved +0.5% year to date.Investors with an interest in Oils-Energy stocks should continue to track Talos Energy and Nine Energy Service. These stocks will be looking to continue their solid performance. Zacks' Top Picks to Cash in on Electric Vehicles Big money has already been made in the Electric Vehicle (EV) industry. But, the EV revolution has not hit full throttle yet. There is a lot of money to be made as the next push for future technologies ramps up. Zacks’ Special Report reveals 5 picks investorsSee 5 EV Stocks With Extreme Upside Potential >>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 Talos Energy Inc. (TALO): Free Stock Analysis Report Nine Energy Service, Inc. (NINE): Free Stock Analysis Report To read this article on Zacks.com click here.