Professor's Research [Professor Rowan] - 147/172 Rev Holo

Professor Program Promos - #147/172 - SV - Promo

Current

$12.02

PT ok$11.99 -0%

All-time high*

$29.17

All-time low*

$8.00

vs high

-59%

On sale - 58% off - Falling View on TCGplayer eBay Buy It Now eBay Auctions

Graded economicsNeeds PSA

PSA 10$49.50Market grade-curve estimate

PSA 9$14.00PokemonPriceTracker 365d

PSA 8-Market grade-curve estimate

Net EV-Needs gem rate plus PSA 10/9

Outcome mix-

Assumption$25.00 grade, 15% sale haircut

PSA 10/9 premium3.5x

PopulationMissing

Gem rate-

PSA 10 pop-

Total pop-

Source-

PSA 10 velocity-

Total velocity-

Snapshot-

ScarcityNeeds PSA

Label-

Confidence-

Supply-

Demand-

Needs GemRate population plus PSA 10 and PSA 9 pricing.

Raw validationconfirmed

TCG market$11.99

Pulse price$12.02

Delta-0%

CheckedJun 22, 2026

Professor's Research - 147/172 (2021)PSA comps refreshed Jun 22, 2026PSA sales window 365 days

Signal context1

Drawdown58% off peak, Falling

*All-time high/low are within the tracked window (2024-03-08 - 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.