The club’s financial accounts were issued at the end of last month and finance blogger the Swiss Ramble has recently provided some in-depth insight into the performance of the Parkhead club. It has looked at where the club are strong and propserous, where they have been impacted by Covid-19 and any areas which should be of concern.
One area where the club have thrived, especially compared to rivals Rangers, is in player sales. Across the past eight years they have sold around £135million worth of talent.
Scroll down and click through for a look at some of the key player sales.
9. Adam Matthews
The Welsh right-back brought dynamism to the right flank having signed on a free from Cardiff City. After more than 100 games was sold to Sunderland for £2million. Photo: SNS Group Craig Foy
10. Kelvin Wilson
Another who was a shrewd signing on a free contract. Returned to Nottingham Forest with Celtic making a £2.5million profit. Photo: SNS Group Alan Harvey
11. Marc-Antoine Fortune
A key signing of Tony Mowbray, the club forking out £3.8million. They recouped around £3million when he was sold to West Brom. Photo: SNS Group Craig Williamson
12. Joe Ledley
Picked up on a free with Roma also keen on the Welshman. Was a midfield cog across more than 150 appearances in the Celtic midfield. He made a £3million move to Crystal Palace. Photo: SNS Group Craig Williamson