Barron's | SIA Engineering Slumps 6% on JPMorgan Block Trade Barron's Shares in Singapore-listed SIA Engineering (S59.SG) slumped 6% to a six-year low in Wednesday trading, triggered by a block trade of 38.9 million shares being offered by JPMorgan. The Singapore Stock Exchange has asked the aircraft maintenance ... Hot stock: SIA Engineering falls to six-year low on JPMorgan share sale Singapore Exchange Queries SIA Engineering On Unusual Share Price Movement |