PSA 10$129.99PokemonPriceTracker 90d
PSA 9$28.32PokemonPriceTracker 90d
PSA 8-PokemonPriceTracker 90d
Net EV−$50.89$53.72 net sale vs $104.61 cost
EV rangeEV range: -56% / -49% / -42% (pessimistic / expected / optimistic)Max buy: none (the pessimistic case can't return 20% at any price), with the card's value held at $30.33PSA 10 rate 61.9–64.8% (80% interval on 1123 / 1773); comps ±12.0% (comp quality 76). The 80% interval, the comp band and the ×0.5 / ×1.5 fallback without population counts are starting assumptions.
Outcome mix10 40% / 9 41% / 8 13% / ≤7 6%
PSA 10 ratePopulation 63.3% → adjusted 40.1% (SW&SH, ×0.63 at $30 value, starting assumption)
Break-evenNeeds ≥ 98.2% adjusted (over 100% population)
CostsRaw $30.33 + shipping $5.00 + grading $59.99 (expected) + submission shipping $6.00 + time cost $3.29 = $104.61Net sale after fees: PSA 10 $106.16 · PSA 9 $18.91 · PSA 8 $18.03 · ≤7 $18.03PSA 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 splitSW&SH grade split (starting assumption); ≤7 valued at 90% of raw; no PSA 8 comp, so 8s valued like ≤7
PSA 10/9 premium4.6x