Take a look at some of Wednesday's midday movers:
Berkshire Hathaway shares were temporarily halted before moving higher following news that the company bought back $1.2 billion in stock from the estate of a single, unnamed investor.
Apple dipped after Sterne Agee analyst Shaw Wu trimmed revenue estimates on the tech giant saying iPad sales look light even though iPhone sales could surprise to the upside.
Netflix surged after an analyst at Morgan Stanley boosted his price target on the online movie-streaming company to $105 from $80 per share.
First Solar rose after a Susquehanna analyst raised his price target on the solar energy company to $28 from $21 but, still below current share price.
Navistar gained after the company appointed Samuel Merksamer to the board. Merksamer is a managing director at Icahn Capital LP.
FedEx dipped after Raymond James analyst cut the rating on the package-delivery firm to "outperform" from "strong buy" and lowered his target price to $100 from $106.
And Harley-Davidson rose after the motorcycle manufacturer was mentioned positively by an analyst at Citi saying channel checks show strong sales in November.
(Read More: See CNBC's Market Insider Blog)
—By CNBC's Lori Spechler
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