Ed Sheeran is set to extend his lead on Official Singles Chart with Shape Of You and Castle On The Hill

Plus there are new entries from Stormzy, Imagine Dragons and more on this week's Official Chart Update.

Ed Sheeran looks set to extend his lead at the top of the Official Singles Chart this week, while a number of tracks are on course to enter the Top 10 for the first time.

Sheeran’s Shape Of You is looking likely to lead the Top 40 for a fifth consecutive week, with 2.57 million streams and 22,000 downloads already logged at the halfway stage of the chart week. Castle On The Hill remains close behind in second place.

Meanwhile, Stormzy’s brand new track Big For Your Boots is on course to claim this week’s highest new entry, currently at Number 8. The song serves as the trailer single for the British grime MC’s debut studio album Gang Signs & Prayer, which is out on February 24.

MORE: This week's Top 100 Official Singles Chart Update in full

Stormzy last reached the Top 10 with 2015’s Shut Up, peaking at Number 8 after a he launched a bid for the Christmas Number 1.  

New entries and high climbers

Two more songs are set to enter the Top 10 for the first time this Friday: Dua Lipa’s Be The One climbs two spots to 9 and could earn the rising star her highest charting track to date, while Zayn & Taylor Swift’s I Don’t Wanna Live Forever lifts three places to 10.

MORE: Dua Lipa interview: "Things couldn't be going any better right now"

Further down, Train are on track to land their first Top 40 in five years with Play That Song, up 26 places to 21, Imagine Dragons’ new single Believer opens at 32, and James Arthur's Safe Inside rises 18 places to 31.

Finally, Ariana Grande and John Legend’s Beauty and the Beast, taken from the upcoming Disney reboot, could debut inside the Top 40 this week, currently at 37.

See this week's Top 100 Official Singles Chart Update in full