WordNet (r) 3.0 (2006):

bid price
    n 1: (stock market) the price at which a broker is willing to
         buy a certain security

Moby Thesaurus II by Grady Ward, 1.0:

54 Moby Thesaurus words for "bid price":
   asking price, bargain price, bearish prices, bid, book value,
   bullish prices, call price, cash price, closing price,
   controlled price, current price, current quotation, cut price,
   decline, face value, fixed price, flash price, flat rate, flurry,
   flutter, going price, high, issue par, issue price, list price,
   low, market price, market value, neat price, net, nominal value,
   offering price, opening price, package price, par, par value,
   parity, piece price, price, price list, prices current, put price,
   quotation, quoted price, rally, recommended price, selling price,
   settling price, stated value, stock market quotations, swings,
   trade price, unit price, wholesale price