USA Rare Earth, Inc. (USAR) shares surged on strong volume, rising 17.27 percent, or $4.28, to$29.05 on Monday, after its operating partner announced a significant step toward U.S. government-backed funding. The move follows news that Texas Mineral Resources Corp. said USA Rare Earth issued a letter of intent with the U.S. government for access to up to $1.6 billion in funding to accelerate the domestic heavy rare earth supply chain.The stock opened sharply higher at$30.52 versus a previous close of $24. ...