March was madness with rookies and legends storming the grading room. Kon Knueppel’s collectable rise equated to a 78% spike, but the month belonged to Cooper Flagg. All told, PSA graded over 263,000 basketball cards in March. pic.

March was madness with rookies and legends storming the grading room.

Kon Knueppel’s collectable rise equated to a 78% spike, but the month belonged to Cooper Flagg. All told, PSA graded over 263,000 basketball cards in March. pic.twitter.com/8m6ffkccKJ

— PSAcard (@PSAcard) April 8, 2026