Why people couldn't buy GME and AMC on Thursday

my apologies - I thought leader meant insider.
about 2-3 days ago?? ( I’ve been sick for 2 days- just got AstraZeneca vaccinated - yes I’m old)
The day after Robin Hood , T212, IB etc. suspended GME…AMC etc. It was a BBC business programme.
Investments OK. CFD’s - don’t touch 'em.