Samsung Electronics, the world's top memory chip maker, has suffered delays in supplying the latest high-bandwidth memory (HBM) chips to key U.S. customer Nvidia, a setback that has dented its profits and weighed on its stock.

Samsung Electronics (005930.KS) said on Monday it has signed a contract valued at $16.5 billion to supply semiconductors to a major global corporation, in a regulatory filing.

Samsung’s filing includes a notice to investors that the deal could be canceled or changed, but details like where the chips will be made (how’s that Texas plant going?) or what they’ll do are all un...