Melbourne VIC, Australia, 16 October 2018 | tennis.com.au

Matt Ebden has cracked the top 40 this week, achieving a career-high ranking just a month out from his 31st birthday.

The West Australian rose 11 places after advancing to the quarterfinals of the Shanghai Masters, the second time he has reached the last 18 at the Chinese tournament.

He now sits at world No.40, behind Alex De Minaur (31), John Millman (33) and Nick Kyrgios (37).

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The last time Australia has four men inside the top 40 came back in March 2001.

Also making an impressive jump was Alex Bolt, who rose 16 places to a career-best mark of No.139 after making the ATP Challenger final in Fairfield.

Below are some of the biggest Australian movers in the latest release of the ATP/WTA rankings: