Halftime traders tackle markets at session lows

Stocks lingered at session lows as the "Halftime Report" traders tackled the second half of the trading day.

With the Dow off triple digits, Pete Najarian pointed out that the focus is turning to macro issues like China and Greece, now that about half of earnings season is done.

Josh Brown said certain areas of the market are already making corrections; he named energy and tech giant Intel.

Trader disclosure: On Aug. 3, 2015, 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, CSX, DISCA, DKS, FOXA, GE, KKR, KO, LLY, MRK, PEP, PFE, he is long calls AAPL, ABX, AGNC, AMKR, AXP, BAC, BMY, CRM, CSX, CY, DAL, DVN, ETFC, FB, LC, LM, LULU, MU, P, PG, PNR, RF, SYY, TWTR, UAL, UPS, USG, WYNN, VZ, XLF, ZIOP, he is long puts AUY, RIG. Josh Brown is long AAPL, DE, DNKN, EBAY, FSLR, JMBA, SAM, SHAK, SPWR, TNET, TWTR, XLE, XON. Joe Terranova is long VRTS. Steve Weiss is long AAL, BAC, C, LPLA, NCR, RHHBY, SCHW, ZTS.