. commingled equity funds are categorized as level 1 if traded at their nav on a nationally recognized securities exchange or categorized as level 2 if the nav is corroborated by observable market data ( e.g. , purchases or sales activity ) and we are able to redeem our investment in the near-term . fixed income investments categorized as level 2 are valued by the trustee using pricing models that use verifiable observable market data ( e.g