CREDIT SUISSE AG (Nassau Branch) (CRRCF: Grey Market) | Deleted Symbol Thu, Feb 28, 2019 12:00 - CREDIT SUISSE AG (Nassau Branch) (CRRCF: Grey Market) - Deleted Symbol - As of Thu, Feb 28, 2019, CRRCF is no longer a valid symbol. You may find a complete list of deleted symbols at otcmarkets.com .