Moderna (MRNA) is back in focus after Phase 3 data showed its mRNA flu vaccine outperformed standard shots in older adults, while separate hantavirus research tied to a cruise ship outbreak added further attention. See our latest analysis for Moderna. The latest flu and hantavirus updates come after a powerful run, with the stock showing a 58.91% year-to-date share price return and a very large 1-year total shareholder return. However, longer-term total shareholder returns over 3 and 5 years...