Under the radar: What to watch

The "Halftime Report" traders discussed what's on their radar with about three hours left in the trading day.

Jim Lebenthal was watching defense stocks—particularly General Dynamics, Lockheed Martin, Northrop Grumman and Orbital ATK.

Josh Brown highlighted how important it would be for the Dow to close at least 250 points higher.

Joe Terranova was keeping his eye on regional banks.

Pete Najarian was looking at bigger financial names such as Wells Fargo, Goldman Sachs and JPMorgan Chase.

Trader disclosure: On the following stocks and commodities mentioned or intended to be mentioned on CNBC's "Halftime Report" were owned by the "Halftime Report" traders: Pete Najarian is long AMAT, AAPL, BAC, BMY, BP, CSX, DISCA, DKS, FOXA, GE, KKR, KO, LLY, MRK, PEP, PFE, he is long calls AA, AAL, ABX, ALK, ABHP, BHP, CSX, CVC, DAL, HIG, HIMX, INTC, LM, SLB, VLO, XLF, ZIOP, he is long puts AUY, FCX. Josh Brown is long AAPL, BABA, DE, DNKN, EBAY, FB, FSLR, JMBA, NFLX, PYPL, SAM, SHAK, SPWR, TWTR, XLE, XON. Joe Terranova is long VRTS. Jim Lebenthal is long AAPL, BA, C, CSCO, DCO, EEQ, GAIA, GM, IBM, INTC, JCP, MPC, OA, ORBC, PFE, QCOM, SJT, SPLS, TGT, TIF, TRN, WGO.