Exhibit 99.1 Tower Semiconductor Reports 2023 Third Quarter Financial Results MIGDAL HAEMEK, ISRAEL – November 13, 2023 – Tower Semiconductor (NASDAQ: TSEM & TASE: TSEM) reports today its results for the third quarter ended September 30, 2023. Highlights Mr. Russell Ellwanger, Chief Executive Officer of Tower Semiconductor, stated: "This past period has been most significant putting in place (1) added capacity, capable to drive substantial revenue growth at accretive margins across the board; (2) additional ...