08:10 AM EDT, 10/15/2025 (MT Newswires) -- ASP Isotopes ( ASPI ) said Wednesday it priced an underwritten public offering of roughly 17.2 million common shares for gross proceeds of about $210.3 million, with closing expected Thursday.

Underwriters have a 30-day option to buy about $31.5 million of additional shares at the offering price, the company said.

Net proceeds will be used for general corporate purposes, including working capital, operating expenses, and capital spending, ASP said.

Shares of the company were down by more than 6% in recent Wednesday premarket activity.