Top trades before the closing bell

Top trades for the 2nd half: XME, @NG.1, ADM & HTZ

The "Halftime Report" traders delivered their trades for the second half of the day.

Michael Block was bearish on Xmet saying there is no demand for commodities.

Jon Najarian was holding onto Hertz.

Josh Brown thought Archer Daniels Midland was setting up nicely.

Jim Lebenthal liked natural gas heading into the summer air conditioning season.

Trader disclosure: On May 15, 2015, the following stocks and commodities mentioned or intended to be mentioned on CNBC's "Fast Money" were owned by the "Halftime Report" traders: JON NAJARIAN: Long AEP, BBY, CAR, CS, CSLT, DLTR, EXXI, FEYE, GE, HD, HFC, HSBC, HTZ, HUN, HZNP, LOW, MAS, MCD, MDRX, MRVL, MW, NEE, NRG, NUGT, OAS, OC, PG, PVA, RHT, RRC, RYL, SCTY, SIMO, SIRI, SKX, SOL, SYK, TAP, TEVA, TTWO, TLT, VIX, WMB, UPS, XLI, YPF, ZIOP he is long calls AKS, BBY, CTXS, EQT, EWJ, FB, GE, GREK, GRPN, GSK, GTI, IDTI, LNKD, MCD, MDRX, MT, MYL, NTAP, NUAN, OAS, PG, PPC, PRU, RAD, SAP, SIMO, SKX, SNDK, TAP, UPS, VALE, WFM, XLK. Today he sold JWN and bought CAR, DLTR, LOW, HD, HTZ; today he closed JWN calls and LOCO puts; today he sold half his UPS and exited half his UPS calls. JOSH BROWN: Long BAC, DE, DNKN, FSLR, JMBA, SAM, SHAK, SPWR, TNET, TWTR, XON, XLE. JIM LEBENTHAL: Long AAPL, BP, C, CSCO, DCO, EEQ, GAIA, GM, IBM, INTC, JCP, MPC, OA, ORBC, PFE, QCOM, SJT, SPLS, TGT, TIF, TRMB, WGO.