U.S. Firms With Most at Stake as Russian Ties Fray, in Charts

(Bloomberg) -- Frosty relations between the U.S. and Russia grew icier this week after President Barack Obama expelled 35 Russian diplomats over hacking. While the sanctions are largely at the diplomatic level and Russian President Vladimir Putin said he wouldn’t retaliate, companies with heavy cross-border activity could have substantial sums at stake. U.S. firms aren’t required to disclose all overseas ties, but as shown in the charts below, some of the largest members of the Standard & Poor’s 500 Index have revealed Russian corporate customers and suppliers.