Tether Holdings has acquired an 8.2% stake in Bitcoin mining finance company Antalpha, according to a regulatory filing. The stablecoin issuer purchased 1.95 million shares, more than half of the shares offered in Antalpha’s 2025 Nasdaq IPO. Antalpha’s stock has since fallen 27% from its offering price, trading around $9.77 per share.
Tether disclosed a major equity stake in Bitcoin mining finance firm **Antalpha** through its 2025 initial public offering, according to a regulatory filing. Tether holds 1.95 million shares, representing about 8.2% of the company’s outstanding equity after the IPO.
Antalpha provides financing services to bitcoin mining companies and issues loans backed by Bitcoin and mining equipment. The firm went public on Nasdaq in May 2025 with an IPO valuation of $49 million at $12.80 per share. Its shares have since dropped more than 28% from their IPO price, trading at around $9.77.
In 2025, Antalpha reported a revenue increase of 68% to $79.8 million and tripled its net income to $18.5 million for the year. This investment continues Tether’s trend of active deal-making across the cryptocurrency ecosystem.
Beyond this stake, Tether has recently backed a $134 million private placement with Stablecoin Development Corporation. The firm also co-led a $7.5 million funding round for Utexo and participated in a $5.2 million seed round for Ark Labs.
Tether has expanded its investments beyond cryptocurrency into other sectors. The company made a strategic investment in Eight Sleep, valued at $1.5 billion, to grow in AI and consumer hardware. On Monday, Kaio declared that Tether participated in its $8 million funding round focused on real-world asset tokenization.
