(Bloomberg) -- The first half of 2023 proved to be a washout for some of the world’s biggest macro traders as they struggle to recoup losses sparked by volatile bond markets. Most Read from BloombergHow Much Income You Need to Crack America's Richest 1%Singapore Graft Scandal Embroils Top Politician, Property TycoonEx-Celsius CEO Alex Mashinsky Charged With Crypto FraudDeSantis Says No Thanks to $377 Million in US Energy FundsMicrosoft, Activision Eye UK Rights Sale to Get Merger DoneAndrew Law’