Trades to go before the bell: Earnings edition

How to trade Facebook, Amazon and Microsoft

The "Halftime Report" traders focused on several of the big names reporting earnings this week.

Stephen Weiss was watching Boeing and Chipotle.

Joe Terranova speculated that Facebook and Amazon could be important to the overall market.

Pete Najarian told investors to pay attention to Microsoft.

Josh Brown mentioned Yahoo, which reports its quarterly results Tuesday, after the market close.

Trader disclosure: On April 21, 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 is long AMAT, AAPL, BABA, BAC, BMY, BP, CSX, DISCA, FOXA, GE, KKR, KO, LLY, LOCO, MBLY, MRK, PEP, PFE, he is long calls AMGN, BK, DAL, EEM, F, FL, GE, GS, HZNP, JBLU, KO, MAC, MYL, NEE, NTAP, OC, PBR, PFE, RAD, SYY, TEVA, TSX, UA, UAL, VZ, XLF, XOM, ZIOP, today he bought JBLU calls. Josh Brown is long AAPL, CME, DE, DGRE, DIS, DNKN, FCX, FSLR, GBX, MBLY, SAM, SHAK, SPWR, TNET, TWTR, VWO, XLE, XON. Joe Terranova is long VRTS. Steve Weiss is long AAL, C, CDK, ESPR, HEDJ, MDSO, MU, NBIX, OA.