INDIANAPOLIS & WESTLAKE VILLAGE, Calif.--(BUSINESS WIRE)--Novus Capital Corporation II (NYSE: NXU, NXU WS and NXU.U) (“Novus”), a publicly traded special purpose acquisition company, today announced that its Registration Statement on Form S-4 has been declared effective by the U.S. Securities and Exchange Commission (“SEC”) relating to the previously announced business combination (the “Business Combination”) with Energy Vault, Inc. ("Energy Vault"), the company developing sustainable, grid-scale energy storage solutions.