Shares of ZIM Integrated Shipping (ZIM) have performed very well over the past 30 days, gaining 17.2%, above the Zacks Transportation - Shipping industry’s 13.2% uptick and fellow shipping company Seanergy Maritime Holdings Corporation’s (SHIP) 6.4% gain in the same timeframe. Another shipping company, Euroseas Limited (ESEA) , has performed even better, gaining 20.3% in the past month.One-Month Price ComparisonImage Source: Zacks Investment ResearchSigns of Easing Trade Tensions Aid ZIM StockThe shipping i ...