Do your own DD, hydrogen.
An 8-K is required when a material agreement is signed.
You'll find 8-K filings for the Greenwood and IQMagine deals.
Those 'deals' were signed with REVO associates.
You'll find no 8-Ks for the other 'deals' because projections were made, but no agreements were signed.
Those 'deals' were not with REVO associates.
But, irrespective of 8-K filings, none of the deals delivered what was projected.