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Post Malone celebrates a fourth week at Number 1 on this week’s Official Singles Chart with his latest track Rockstar.

The track, which features rapper 21 Savage, notched up 50,000 across downloads and streaming equivalent sales to keep his place at the top this week.

The US singer and rapper was recently named as the world’s most streamed artist, clocking over 3 billion streams globally.

It means Camila Cabello settles for second place for a third consecutive week - her latest single Havana ft. Young Thug finishes 5,000 combined sales behind Post Malone.

MORE: View this week's Top 100 Official Singles Chart in full

Meanwhile, mysterious DJ and producer Marshmello surges up the Top 10 with Silence ft. Khalid, up from 9 to Number 3, while Avicii and Rita Ora’s Lonely Together holds at 4 and Sam Smith’s Too Good At Goodbyes slips two to 5.

MORE: The UK's Official Top 40 biggest songs of 2017 so far

New entries and high climbers

Ed Sheeran’s Perfect lifts four places to return to the Top 10 at Number 7 (the track debuted at Number 4 the week’s Ed’s ÷ album came out in March), and rising star Mabel climbs from 10 to 8 with Finders Keepers ft. Kojo Funds.

Outside the Top 10, Taylor Swift claims this week’s highest new entry with Gorgeous at Number 15, Charlie Puth’s latest track How Long jumps five spot to break the Top 20 at 17, and Rita Ora debuts at 20 with her brand new single, Anywhere.

MORE: Look back through every Official UK Number 1 single EVER

Further down, there are more new entries from Liam Payne’s Bedroom Door (28) and Krept & Konan’s Ask Flipz ft. Stormzy (30).

Three more songs enter the Top 40 for the first time this week: 17 by house producer MK vaults ten places to 36, Anne-Marie earns her fourth Top 40 hit with Heavy, up six spots to 37, and after 13 weeks inside the Top 100, US rock band Portugal The Man climb five places to 39 with Feel It Still.

INTERVIEW: Portugal The Man talk international breakthrough - "We're not going quietly"

Finally, Michigan rapper, singer, and songwriter NF (Nate Feuerstein) makes his Top 40 debut at Number 40 with Let You Down.

Article image: Timothy Saccenti

Look back through every Official UK Number 1 single of 2017 so far below: