Pacer Swan SOS Moderate (December) ETF (MDCR) is an exchange-traded fund in the Defined Outcome category. It has $1.61M in assets and an expense ratio of 0.49%. Under normal market conditions, invests substantially all of its assets in FLexible EXchange® Options (“FLEX Options”) that reference the share price return of the SPDR® S&P 500® ETF Trust (the “Underlying ETF”). The fund is non-diversified.