https://www.reuters.com/article/us-huawei-suppliers/lumentum-says-halting-all-huawei-shipments-cuts-quarterly-forecast-idUSKCN1SQ1B5

Mobile phone parts producer Lumentum Holdings Inc on Monday was the first U.S. company to confirm formally it was halting shipments to Huawei Technologies, following export restrictions put in place by the United States Department of Commerce.