** Shares of IPH IPH.AX fall 3.2% to A$4.55, their lowest level since early July 2018

** Intellectual property services provider says long-serving Chief Financial Officer John Wadley resigns

** CEO says Wadley joined co as CFO in 2016 and played a crucial role in the firm's international growth

** Stock among top losers on the benchmark index ASX200 .AXJO

** Stock fell as much as 4% earlier in the day, marking its biggest intraday drop since February 25

** Shares of co set for seventh consecutive session of losses

** Stock down 9.5% this year including the current session

(Reporting by Kumar Tanishk in Bengaluru)

((Tanishk.Kumar@thomsonreuters.com; X: @thatstanishk))