Incorrect Historical Pricing
Since 2nd April 2019, the historical pricing of a number of UK LSE listed instruments is incorrectly quoted on your platform. Prices are erroneously quoted in pence or pounds. Example include: AAIF.L, TMT.L, PSD.L and AUGM.L
69th
ranked

Thanks for your post!
Other users have reported a similar issue and our Engineers are working to address this.
Regards,
Yahoo Finance