That is because they use cut-outs they don't take any money directly.
Actblue takes the money
Thousand currents also gets passed the money
then these other organizations pay fees back to BLM , BLM is not a non-profit its a corporation
Money is lost in this process and who knows where it goes.
unclaimed money at actblue goes to DNC and unknown places.
Glenn Beck explains some of his research in a pay gated video episode 33 CENSORED: MILLION-DOLLAR QUESTIONS FOR BLACK LIVES MATTER ( BlazeTV sub required )