Mateen purchased more than 306,000 shares across two days following the company's quarterly earnings, lifting his stake to more than 492,000 shares.

Mateen purchased more than 306,000 shares across two days following the company's quarterly earnings, lifting his stake to more than 492,000 shares.

Tinder co-founder Justin Mateen bought 1.8 million shares of American Bitcoin (ABTC) for $1.85M after the company posted a $59 million Q4 loss.