A hook plate for use in conjunction with a fracture fixation plate, said fracture fixation plate including a bone contacting surface and an opposite surface, said hook plate comprising a substantially rigid plate having a first portion and a second portion; the first portion adapted for slidable engagement with, said opposite surface of said fracture fixation plate; the second portion configured to wrap around an edge of said fracture fixation plate to engage with a bone fragment and reduce a fracture; the first portion being substantially flat and defining a first portion plane; the second portion having at least two projections which curve downward to a position below the first portion plane and terminate in hook ends adapted to engage with said bone fragment; the first portion including a slot that transects said hook plate from a surface of said hook plate that faces the fracture fixation plate to an opposing surface of said hook plate for engagement with a fastener on said opposite surface of said fracture fixation plate; said slot being elongated; and the first portion including an elongate member extending distally away from the first portion and upward to a position above the first portion, said elongate member adapted to aid in the tensioning of the hook plate prior to tightening of the fastener.