Per tick data spread data

Dan, i found a daily closing price discrepancy. Symbol: TRV

QuoteDate AlpacaClosePrice Polygon/MarketWatch/YahooFin ClosePrice
2020-03-12 105.58 102.18

How is it possible that out of 500 days i checked you have such a big discrepancy on 03/12/20?
Can you please look into it.
Than you