This occurred 18:15 on 05/10/2019.
The driver of an eight seater Citroen Dispatch taxi left the wheel of his vehicle to assist a fare alight the taxi, parked in the taxi-rank. While the driver door was open, two males took £30 cash from the door pocket, and then went toward the multi-storey Asda store.
They offenders were both males in their late teens. One had a grey hoodie, the other had light coloured trousers.
Police are currently examining CCTV footage.
Anyone with any information about the incident is asked to contact Warwickshire police on 101, quoting incident number 343 on 05/10/2019.
Business Security tips and advice can be found on Warwickshire Police website and Warwickshire Business Watch website.
Information can also be given anonymously to the Independent Charity, Crimestoppers, by calling 0800 555 111 or by visiting their website: www.crimestoppers-uk.org.