Josh Brown says Wal-Mart's stock has been in a downtrend since last December.
Jim Lebenthal sees a fundamental problem here. He believes recent economic growth does not favor Wal-Mart.
Pete Najarian was most sticker shocked by Wal-Mart's 2017 sales projections.
Trader disclosure: On October 14, 2015, the following stocks and commodities mentioned or intended to be mentioned on CNBC's "Fast Money" were owned by the "Halftime Report" traders: PETE NAJARIAN: Long AAPL, AMAT, BAC, BMY, BP, CSX, DIS, DISCA, DKS, FOXA, GE, KKR, KO, MRK, PEP, PFE, PHM he is long calls ABX, AGN, BEE, DAL, ETFC, F, FL, GPRO, JOY, LM, LUK, MAS, MPEL, PBR, POT, SWFT, UAL, VALE, VZ, ZIOP, he is long puts DISH, EWW, FCX, MRO, TNK, TSLA, X. JON NAJARIAN: Long FTR, NBL, PFE, PG, PPG, RAI, SCP, TEVA, WBA, ZSPH, ZTS he is long calls ABX, ADXS, AKS, AVGO, BAX, BBY, BMY, EEM, F, FEYE, FL, HLT, HZNP, ISIL, JD, LUK, LVS, MAR, MCK, MDLZ, MU, MXIM, NBL, NKE, PBR, PFE, POT, PPG, QCOM, RAI, SWFT, WYNN. JOSH BROWN: Long AAPL, BABA, DE, DNKN, EBAY, FB, JMBA, NFLX, PYPL, SAM, SHAK, SPWR, TWTR, XLE, XON. JIM LEBENTHAL: Long AAPL, BA, C, CSCO, DCO, EEQ, GAIA, GM, IBM, INTC, JCP, MPC, OA, ORBC, PFE, QCOM, SJT, SPLS, TGT, TIF, TRN, WGO.