What is Celanese Cash, Cash Equivalents, Marketable Securities? Celanese‘s quarterly cash, cash equivalents, marketable securities declined from Dec. 2023 ($1,805.00 Mil) to Mar. 2024 ($1,483.00 Mil) but then stayed the same from Mar. 2024 ($1,483.00 Mil) to Jun. 2024 ($1,185.00 Mil). Celanese‘s annual cash, cash equivalents, marketable securities increased from Dec. 2021 ($536.00 Mil) to