The Transportation group has plenty of great stocks, but investors should always be looking for companies that are outperforming their peers. Is FedEx (FDX) one of those stocks right now? By taking a look at the stock's year-to-date performance in comparison to its Transportation peers, we might be able to answer that question.FedEx is one of 138 individual stocks in the Transportation sector. Collectively, these companies sit at #7 in the Zacks Sector Rank. The Zacks Sector Rank includes 16 different groups and is listed in order from best to worst in terms of the average Zacks Rank of the individual companies within each of these sectors.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. FDX is currently sporting a Zacks Rank of #1 (Strong Buy).Over the past three months, the Zacks Consensus Estimate for FDX's full-year earnings has moved 8.25% higher. This shows that analyst sentiment has improved and the company's earnings outlook is stronger.According to our latest data, FDX has moved about 14.17% on a year-to-date basis. Meanwhile, the Transportation sector has returned an average of 10.33% on a year-to-date basis. This means that FedEx is outperforming the sector as a whole this year.To break things down more, FDX belongs to the Transportation - Air Freight and Cargo industry, a group that includes 4 individual companies and currently sits at #36 in the Zacks Industry Rank. Stocks in this group have gained about 22.05% so far this year, so FDX is slightly underperforming its industry this group in terms of year-to-date returns.FDX will likely be looking to continue its solid performance, so investors interested in Transportation stocks should continue to pay close attention to the company. Breakout Biotech Stocks with Triple-Digit Profit Potential The biotech sector is projected to surge beyond $775 billion by 2024 as scientists develop treatments for thousands of diseases. They’re also finding ways to edit the human genome to literally erase our vulnerability to these diseases. Zacks has just released Century of Biology: 7 Biotech Stocks to Buy Right Now to help investors profit from 7 stocks poised for outperformance. Our recent biotech recommendations have produced gains of +50%, +83% and +164% in as little as 2 months. The stocks in this report could perform even better.See these 7 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 FedEx Corporation (FDX): Free Stock Analysis Report To read this article on Zacks.com click here.