Twitter CEO Jack Dorsey commits $1 Bn to fight coronavirus. He will donate the amount which is from his stake in Square Inc, a payment firm. After COVID subsides, the focus will shift to girls’ health, education & UBI. Dorsey’s is the largest donation made by a single entity to fight the pandemic. The donation represents approximately 28% of his wealth. Jack Dorsey has a net worth of $3.9 Bn.