PSA 10$215.00PokemonPriceTracker 90d
PSA 9$31.91PokemonPriceTracker 90d
PSA 8$15.67PokemonPriceTracker 90d
Net EV−$45.83$49.49 net sale vs $95.31 cost
EV rangeEV range: -52% / -48% / -44% (pessimistic / expected / optimistic)Max buy: none (the pessimistic case can't return 20% at any price), with the card's value held at $21.36PSA 10 rate 31.2–34.2% (80% interval on 501 / 1533); comps ±5.0% (comp quality 93). The 80% interval, the comp band and the ×0.5 / ×1.5 fallback without population counts are starting assumptions.
Outcome mix10 20% / 9 55% / 8 18% / ≤7 8%
PSA 10 ratePopulation 32.7% → adjusted 19.8% (SV, ×0.61 at $21 value, starting assumption)
Break-evenNeeds ≥ 48.1% adjusted (≈ 79.5% population)
CostsRaw $21.36 + shipping $5.00 + grading $59.99 (expected) + submission shipping $6.00 + time cost $2.96 = $95.31Net sale after fees: PSA 10 $179.12 · PSA 9 $21.99 · PSA 8 $8.05 · ≤7 $8.05PSA tier: Standard $59.99; about 133 days at PSA. PSA and eBay fees from their official pages; eBay fees include 7% sales tax in their base; that, the shipping and the 10%/yr time cost are your assumptions (Settings). Grade splitSV grade split (starting assumption); ≤7 valued at 90% of raw
PSA 10/9 premium6.7x