Tech CEO Michael Dell and his wife Susan pledged Tuesday to contribute $6.25 billion to so-called Trump accounts , a type of tax-advantaged savings account for children.

The commitment will expand access to seed money for eligible children too old to qualify for the $1,000 grants that are set to come from the Department of the Treasury .

With the additional funds, some 25 million American children born before Jan. 1, 2025, who are 10 or under could each receive a $250 grant in a Trump account, according to Invest America, a nonprofit advocacy group partnered with the Dells.

"It's designed to help families feel supported from the start and encourage them to keep saving as their children grow," Michael Dell, founder and CEO of Dell Technologies , told CNBC .

To qu

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