GPA for CGC Comics is the world's first analysis and reporting service for online auction and dealer comic book sales. Reporting on thousands of certified comic book sales daily, GPA is the only service that offers the level of depth and analysis required in today's fast-moving comic book market.
Built around powerful Web 2.0 technology, GPA offers detailed sales information, trend analysis, instant graphing and online portfolio software so you can manage your collection and get up to the minute valuations. You can even link to CGC census data directly from GPA and see certification numbers of individual sales!
GPA currently reports on 858,953 sales, totaling $182 Million from over 20 auction/dealer venues, representing 8 year's worth of historical data.
Join now and get the inside on CGC comic book buying and selling!
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