The Transportation group has plenty of great stocks, but investors should always be looking for companies that are outperforming their peers. Has Genco Shipping & Trading (GNK) 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 Transportation sector should help us answer this question.Genco Shipping & Trading is a member of the Transportation sector. This group includes 140 individual stocks and currently holds a Zacks Sector Rank of #12. 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. Genco Shipping & Trading is currently sporting a Zacks Rank of #2 (Buy).Over the past three months, the Zacks Consensus Estimate for GNK's full-year earnings has moved 15.4% higher. This is a sign of improving analyst sentiment and a positive earnings outlook trend.Based on the most recent data, GNK has returned 1.4% so far this year. At the same time, Transportation stocks have gained an average of 0.7%. As we can see, Genco Shipping & Trading is performing better than its sector in the calendar year.Another stock in the Transportation sector, ZIM Integrated Shipping Services (ZIM), has outperformed the sector so far this year. The stock's year-to-date return is 4.4%.In ZIM Integrated Shipping Services' case, the consensus EPS estimate for the current year increased 43.8% over the past three months. The stock currently has a Zacks Rank #1 (Strong Buy).To break things down more, Genco Shipping & Trading belongs to the Transportation - Shipping industry, a group that includes 44 individual companies and currently sits at #172 in the Zacks Industry Rank. ZIM Integrated Shipping Services is also part of the same industry.Going forward, investors interested in Transportation stocks should continue to pay close attention to Genco Shipping & Trading and ZIM Integrated Shipping Services as they could maintain their solid performance. Breakout Biotech Stocks with Triple-Digit Profit Potential The biotech sector is projected to surge beyond $2.4 trillion by 2028 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. Recommendations from previous editions of this report have produced gains of +205%, +258% and +477%. 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 Genco Shipping & Trading Limited (GNK): Free Stock Analysis Report ZIM Integrated Shipping Services Ltd. (ZIM): Free Stock Analysis Report To read this article on Zacks.com click here.