Investors focused on the Medical space have likely heard of Express Scripts Holding , but is the stock performing well in comparison to the rest of its sector peers? Let's take a closer look at the stock's year-to-date performance to find out.

Express Scripts Holding is one of 841 individual stocks in the Medical sector. Collectively, these companies sit at #2 in the Zacks Sector Rank. The Zacks Sector Rank considers 16 different sector groups. The average Zacks Rank of the individual stocks within the groups is measured, and the sectors are listed from best to worst.

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. ESRX is currently sporting a Zacks Rank of #2 (Buy).

Within the past quarter, the Zacks Consensus Estimate for ESRX's full-year earnings has moved 0.11% higher. This is a sign of improving analyst sentiment and a positive earnings outlook trend.

Based on the most recent data, ESRX has returned 32.57% so far this year. At the same time, Medical stocks have gained an average of 2.51%. This shows that Express Scripts Holding is outperforming its peers so far this year.

To break things down more, ESRX belongs to the Medical Services industry, a group that includes 34 individual companies and currently sits at #89 in the Zacks Industry Rank. This group has gained an average of 25.32% so far this year, so ESRX is performing better in this area.

ESRX will likely be looking to continue its solid performance, so investors interested in Medical stocks should continue to pay close attention to the company.