Key Takeaways:

Thumzup raised $50 million to expand into crypto mining and increase its digital asset holdings, including Bitcoin and altcoins.
Donald Trump Jr. invested $3.3 million into Thumzup earlier this year, signaling deeper involvement of the Trump family in crypto.
Thumzup stock surged 7.62% after the funding news, with its board authorizing up to $250 million in digital asset holdings.

Thumzup Media Corporation, a former social media marketing firm turned crypto investor, has raised $50 million through a $10-per-share offering to expand its digital asset operations.

The company plans to invest in large-scale cryptocurrency mining and targeted blockchain projects, using part of the funds to acquire advanced mining infrastructure.

NEW: 🇺🇸 Donald Trump Jr-backed social media company Thumzup raised $50M to expand into cryptocurrency mining and its crypto treasury investments. pic.twitter.com/kmK0iFdP35
— crypto.news (@cryptodotnews) August 14, 2025

Thumzup currently holds 19.1 BTC, purchased since January, and aims to diversify into Dogecoin, Litecoin, Solana, XRP, Ether, and USDC, with board approval for up to $250 million in digital asset holdings.

Earlier this year, Donald Trump Jr. bought 350,000 shares, valued at $3.3 million at the time, deepening the Trump family’s involvement in crypto.

The announcement coincided with Bitcoin hitting a record $124,128 before slightly retreating.

Following the news, Thumzup’s stock (TZUP) rose 7.62% after-hours to $10.87, though it remains volatile, up nearly 194.5% year-to-date despite recent swings linked to a revised preferred stock offering.

Separately, Swedish health tech firm H100 Group boosted its crypto holdings by purchasing 45.8 BTC, bringing its total to 809.1 BTC and placing it among the top public company Bitcoin holders.