From S&P MarketScope: Long-dated Treasuries rose, bouncing back from losses yesterday. Price strength partly reflected concerns of a squeeze ahead of the Aug. 21 first delivery notice of the September futures contract expiration.
The 10-year note jumped 17/32 to 100-12/32 for a yield of 4.20%. The 30-year bond rallied 31/32 to 114-19/32 for a yield of 4.42%.
Economic data had a muted impact on the market. The August Philadelphia Fed Index rose to 17.5 from 9.6 in July; July leading indicators edged up 0.1%; weekly initial jobless claims rose 6,000 to 316,000.