The same week they unveiled a new Daily Edition Reader (pictured, via) with 3G wireless and a Google Book-compatible ePub format, Sony (SNE) defended the Internet giant in court this week: “Google Book will ‘foster competition, spur innovation and create efficiencies that will substantially benefit consumers,’ a Sony lawyer said in a court filing yesterday,” reported Bloomberg.

GalleyCat has been tracking the stock performance of the major companies that influence the bookselling business. We created this chart with eight publicly-traded publishing stocks hand-picked by our readers–including company name, symbol, current stock price, and price increase or decrease at week’s close.

-Name- -Symbol- -Last price- -Change-
The McGraw-Hill Co. MHP 33.61 0.63
Books-A-Million, Inc. BAMM 13.98 -0.32
Borders Group, Inc. BGP 3.2 0.06
Amazon.com, Inc. AMZN 82.76 -1.55
Barnes & Noble, Inc. BKS 20.89 0.16
Wiley John & Sons Inc. JW.A 32.51 0.27
Scholastic Corporation SCHL 24.73 -0.73
News Corporation NWS 12.93 -0.06
Google Inc. GOOG 464.75 -1.31
Apple Inc. AAPL 170.05 0.6
Sony Corporation SNE 27.3 0.05

(Link via Publishers Weekly)