10-K 2022
07/18/2023
https://728a6835-c471-4ca5-90de-39ab017faaa5.filesusr.com/ugd/a282de_18baf5b9aadc4183a735efc46ff1c882.pdf
USAC is a publicly traded (NYSE: UAMY) natural resource company and the only significant antimony producer in the United States — vertically integrated across mining, milling, smelting, and sales.
10-K 2022
07/18/2023
https://728a6835-c471-4ca5-90de-39ab017faaa5.filesusr.com/ugd/a282de_18baf5b9aadc4183a735efc46ff1c882.pdf