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Front
Mark McGwire
Borderless RefractorTopps Mystery Finest · #M7 · 1998
PSA 10 $
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PSA 10 Pop
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Gem Rate
—
30D Change
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Market data as of Jun 14, 2026
Opportunity
50.8
See pricing to unlock Collector, Investor & Speculation scores
Opportunity Score
50.8
8 weighted signals
Scarcity20%
50
Demand15%
50
Value Gap15%
35
Sales Vol.10%
50
Gem Rate10%
50
Momentum10%
30
Supply10%
50
Age10%
100
Score drivers: vintage age (100). Grade 8 population data is not yet available for this card. Signals are mixed — no strong edge indicated at current prices.
Market
PSA10 / PSA9
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Active Listings
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PSA10 Mkt Cap
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PSA 10 Price
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30D PSA10
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90D PSA10
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Raw Price
$7
30D Raw
0.0%
90D Raw
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Prices by Grade & Grader
| Grade | PSA |
|---|---|
| 8 | $25 |
Population Reports
PSA Population
PSA 10
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PSA 9
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PSA 8
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PSA 7
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PSA 6
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PSA 5
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PSA 4
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PSA 3
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PSA 2
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PSA 1
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Alternative Population
No BGS or CGC data yet.
PSA Full Grade Breakdown (1–10)
No PSA population data yet
PSA 10 Price
PSA 9 Price
PSA 10 Population
Total Population
Opportunity Score
Active Listings
Similar Opportunities
Other Parallels
Same Player
No image
Mark McGwire #13 #13
1998 · Topps Tek
PSA10—
Pop—
Gem Rate—
Opportunity
56
No image
Mark McGwire #1 #1
2000 · Topps Opening Day
PSA10—
Pop—
Gem Rate—
Opportunity
51
Mark McGwire #220 #220
HR 69
1999 · Topps
PSA10—
Pop—
Gem Rate—
Opportunity
43
Mark McGwire #366 #366
1987 · Topps
PSA10$167
Pop—
Gem Rate—
Opportunity
57
Mark McGwire #CBA-MM #CBA-MM
2021 · Topps Chrome Black Autographs
PSA10$227
Pop—
Gem Rate—
Opportunity
46
No image
Mark McGwire #86BC-76 #86BC-76
2021 · Topps Silver Pack 1986 Chrome Promo
PSA10—
Pop—
Gem Rate—
Opportunity
—
Same Set / Product
Greg Maddux #M2 #M2
Refractor
1996 · Topps Mystery Finest
PSA10—
Pop—
Gem Rate—
Opportunity
59
Manny Ramirez #M10 #M10
Refractor
1996 · Topps Mystery Finest
PSA10—
Pop—
Gem Rate—
Opportunity
51
Cal Ripken #M23 #M23
Refractor
1996 · Topps Mystery Finest
PSA10—
Pop—
Gem Rate—
Opportunity
55
Randy Johnson #M3 #M3
Refractor
1996 · Topps Mystery Finest
PSA10—
Pop—
Gem Rate—
Opportunity
57
Tony Gwynn #M9 #M9
Bordered Refra…
1998 · Topps Mystery Finest
PSA10—
Pop—
Gem Rate—
Opportunity
54
Ken Griffey Jr. #M20 #M20
Bordered
1998 · Topps Mystery Finest
PSA10—
Pop—
Gem Rate—
Opportunity
59
PopHunter surfaces potentially undervalued scarcity and relative value signals. This is not financial or investment advice. Always do your own research before buying, selling, or grading cards.