Graded economics-45%
PSA 10$35.37PriceCharting crawler
PSA 9$15.00PriceCharting crawler
PSA 8$15.00PriceCharting crawler
Net EV$-15.24$18.52 net sale vs $33.76 cost
Outcome mix10 33% / 9 45% / 8 21%
Assumption$25.00 grade, 15% sale haircut
PSA 10/9 premium2.4x
PopulationPSA 10
Gem rate33.3%
PSA 10 pop250
Total pop750
SourceGemRate snapshot enrichment
PSA 10 velocity-
Total velocity-
SnapshotJun 20, 2026
Scarcity38/100
LabelWeak
Confidence100/100
Supply44/100
Demand0/100
Gem rate 33.3%PSA 10 pop 250/750PSA 10/9 premium 2.4xSupply constraint 44/100
Raw validationconfirmed
TCG market$9.46
Pulse price$8.76
Delta+8%
CheckedJun 21, 2026
Night Stretcher - 251/191PSA comps refreshed Jun 22, 2026
Signal context1
Drawdown76% off peak, Falling
*All-time high/low are within the tracked window (2024-11-08 - 2026-09-15). Raw, ungraded TCGplayer market price (blue) and cheapest listing (grey) via the free TCGCSV mirror. Personal, non-commercial prototype - not investment advice.