https://www.reuters.com/article/us-health-coronavirus-jackdorsey/jack-dorsey-pledges-1-billion-of-his-square-stake-for-covid-19-relief-efforts-idUSKBN21P38B

Twitter Inc Chief Executive Officer Jack Dorsey on Tuesday pledged $1 billion of his stake in Square Inc , the payments processor that he co-founded and heads, to help fund relief efforts related to the coronavirus pandemic.