** Shares of pharma co Race Oncology Ltd RAC.AX drop as
much as 17.3% to A$1.65, their worst intraday loss since May 20,
2020
** Co says chief scientific officer and executive director
Daniel Tillett has stepped down from both roles, after nearly
four years in the roles
** Adds Tim Hammond, a former AstraZeneca executive, will be
interim chief scientific officer
** Stock hits lowest level since June 23, 2022
** Trading volumes near 6 times the 30-day average, with
about 805,000 shares traded so far
** As of last close, stock down 0.8% YTD
(Reporting by Harshita Swaminathan)
((Harshita.Swaminathan@thomsonreuters.com))