A look at what Warren Buffett's Berkshire Hathaway is adding and subtracting from its portfolio, with CNBC's Tyler Mathisen.
These are the details of Warren Buffett's top stock initiations, closings, buys, and sells:
Top positions closed out by Warren Buffett: RSG, KMX, IRM, HD, NRG
Top positions initiated by Warren Buffett: BX
Top positions decreased by Warren Buffett: PG, MCO, FISV, NLC, NKE, IR, CMCSK
Top positions increased by Warren Buffett: WFC, JNJ