If there is a ton behind the ask
It can only mean 'they' expect a lot of volume. Where volume if sustained eventually equates to a rise in price per share.
And it's never if ever or rarely 'just ' what is 'on the ask', considering once volume hits, it's traded.
Disclaimer: Everything I post is opinion and is not to be taken as investment advice. You make your own decisions based on your own judgement. Do your own DD = 'Due Diligence' = Your trade, Your responsibility.