04:56 PM EDT, 10/16/2025 (MT Newswires) -- Standard Lithium ( SLI ) shares were last seen down 17% in after-hours New York trading after the company on Thursday said it plans to raise $120 million through a public share offering that has not yet been priced.

While the company did not say how many shares it expected to offer, it noted underwriters may get a 15% over-allotment option.

Proceeds from the offering will be used to fund capital spending at the company's South West Arkansas and Franklin lithium projects, as well as for working capital and general corporate needs, according to the statement.

Standard Lithium ( SLI ) shares were last seen down US$0.93 to US$4.47 after hours. They closed up $0.51 to $7.64 on the TSX Venture Exchange.