This paper investigates high-frequency (HF) trading in the U.S. Treasury market around macroeconomic news announcements. After identifying HF market and limit orders based on the speed of their placement alteration and cancellation deemed beyond manual ability, we use the introduction of the...

Existing studies show that U.S. Treasury bond price changes are mainly driven by public information shocks, as manifested in macroeconomic news announcements and events. The literature also shows that heterogeneous private information contributes significantly to price discovery for U.S....