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Front
Greg Maddux
Extra EditionSports Illustrated · #173 · 1997
PSA 10 $
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PSA 10 Pop
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Gem Rate
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30D Change
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Market data as of Jun 14, 2026
Opportunity
56.0
See pricing to unlock Collector, Investor & Speculation scores
Opportunity Score
56.0
8 weighted signals
Scarcity20%
50
Demand15%
50
Value Gap15%
70
Sales Vol.10%
50
Gem Rate10%
50
Momentum10%
30
Supply10%
50
Age10%
100
Score drivers: grade price gap (70) and vintage age (100). BGS 9.5 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
$10
30D Raw
0.0%
90D Raw
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Prices by Grade & Grader
| Grade | PSA | BGS |
|---|---|---|
| 9.5 | — | $21 |
| 9 | $19 | — |
| 8 | $7 | — |
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
Greg Maddux #75 #75
Extra Edition
1997 · Sports Illustrated
PSA10—
Pop—
Gem Rate—
Opportunity
48
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Greg Maddux #75 #75
1997 · Sports Illustrated
PSA10—
Pop—
Gem Rate—
Opportunity
48
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Greg Maddux #31 #31
Silver
1995 · SP
PSA10—
Pop—
Gem Rate—
Opportunity
48
No image
Greg Maddux #12 #12
1995 · Ultra All Stars
PSA10—
Pop—
Gem Rate—
Opportunity
56
No image
Greg Maddux #1 #1
Silver
1998 · Topps Stars
PSA10—
Pop—
Gem Rate—
Opportunity
56
No image
Greg Maddux #56 #56
1999 · UD Choice Preview
PSA10—
Pop—
Gem Rate—
Opportunity
56
Same Set / Product
Ken Griffey Jr. #172 #172
Extra Edition
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PSA10—
Pop—
Gem Rate—
Opportunity
53
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Extra Edition
1997 · Sports Illustrated
PSA10$180
Pop—
Gem Rate—
Opportunity
51
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Mark McGwire, Will Clark #175 #175
Extra Edition
1997 · Sports Illustrated
PSA10—
Pop—
Gem Rate—
Opportunity
51
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Jones, Ripken Jr. #33 #33
Extra Edition
1997 · Sports Illustrated
PSA10—
Pop—
Gem Rate—
Opportunity
56
No image
Randy Johnson #36 #36
Extra Edition
1997 · Sports Illustrated
PSA10—
Pop—
Gem Rate—
Opportunity
56
No image
Cal Ripken Jr., Chipper Jones #33 #33
1997 · Sports Illustrated
PSA10—
Pop—
Gem Rate—
Opportunity
56
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.