Complex sentence: In the US he appears on the 8th place within the ranking of supermarket CEO's (2010,2011,2012) He is preceded by 6 Americans and by Dick Boer of Ahold.
Split into simpler sentences: In the US he appeared in eighth place within the ranking of supermarket CEOs (2010,2011,2012). He was preceded by six Americans and by Dick Boer of Ahold.