The 1981 Topps Mike Bossy #4 is valued at $1.68 raw, $20.24 in PSA 9, $109 in PSA 10 as of October 15, 2026. With 97 recorded sales, it ranks #210 of 500 hockey cards we track by trading volume.
On current values, a PSA 9 ($20.24) is worth $6.44 less than a raw copy plus a $25.00 grading fee, while a PSA 10 ($109, 64.6× raw) is worth $81.87 more, so the difference comes down to the grade.
About $1.68 raw, $20.24 in PSA 9, $109 in PSA 10, based on our market values as of October 15, 2026.
On current values, a PSA 9 ($20.24) is worth $6.44 less than a raw copy plus a $25.00 grading fee, while a PSA 10 ($109, 64.6× raw) is worth $81.87 more, so the difference comes down to the grade. This ignores gem rate and selling fees, so treat it as a best case.