Intel, Occidental, Citigroup, Tesla, Delta, MicroStrategy, and More Movers - Barron's

1. U.S. and Russia negotiate to end Ukraine conflict, boosting market sentiment. 2. Berkshire Hathaway reduces stakes in some banks; affects financial markets. 3. Earnings reports including Walmart are upcoming, impacting investor focus. 4. Tesla shares rise after increased holdings by Third Point. 5. Delta Air Lines faces recent operational issues, impacting airline sector.