Perhaps you are only looking at the Comiclink session that was running last night? Here's when the particular sessions ended:
Tues, 7/25: Session 1, Evening 1 Select, Key & High-Grade Silver and Bronze Age Comics (pre-1976)
Wed, 7/26: Session 1, Evening 2 Select, Key & High-Grade Silver and Bronze Age Comics (pre-1976)
Thurs, 7/27: Session 2: Golden Age comic books and Superman Memorabilia
Fri, 7/28: Session 3, Evening 1: CGC Graded Late Bronze, Copper and Modern Age Comic Books (post-1975)
Mon, 7/31, Session 3, Evening 2: CGC Graded Late Bronze, Copper and Modern Age Comic Books (post-1975)
Tues, 8/1, Session 4: Assorted Comics and other Memorabilia
Wed, 8/2, Session 5: Original Art
Thurs, 8/3 Session 6: Sports Cards
There were plenty of high grade books selling for high grade prices on the other nights. "Assorted Comics" is where they relegate lower grade books for bottom feeders like myself.