PSA 10$1,500PokemonPriceTracker 90d
PSA 9$509.15PokemonPriceTracker 90d
PSA 8$359.50PokemonPriceTracker 90d
Net EV$8.50$570.40 net sale vs $561.90 cost
EV rangeEV range: -14% / +2% / +14% (pessimistic / expected / optimistic)Max buy $310.83 (pessimistic case returns 20%), with the card's value held at $468.18PSA 10 rate 19.2–39.2% (80% interval on 9 / 32); 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 21% / 9 47% / 8 20% / ≤7 12%
PSA 10 ratePopulation 28.1% → adjusted 21.1% (SM, ×0.75 at $468 value, starting assumption)
Break-evenNeeds ≥ 20.1% adjusted (≈ 26.8% population)
CostsRaw $468.18 + shipping $5.00 + grading $64.21 (expected; 21% chance of an upcharge tier) + submission shipping $6.00 + time cost $18.51 = $561.90Net sale after fees: PSA 10 $1,281.93 · PSA 9 $431.56 · PSA 8 $303.13 · ≤7 $303.13PSA tier: Standard $59.99; 21% chance of an upcharge to Priority; about 127 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 splitSM grade split (starting assumption); ≤7 valued at 90% of raw
PSA 10/9 premium2.9x