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Check your printing2 different Professor Oak's Research printings exist — is this your card? Expedition Base Set #149
Professor Oak's Research Expedition Base Set #149 Pokémon card
Uncommon

Professor Oak's Research

Expedition Base Set · 149/165 · Illustrated by Ken Sugimori
TrainerSupporter

Market value · ungraded · Normal

$1.91 14.4% · 30d
Confidencehigh
Range$1$2
Sold prices, not asking. TCGplayer + Cardmarket. Updated 20 August 2026. Estimate, not an appraisalhow we price →

What's your copy worth?

What's your copy worth?
Not sure which condition? Grade it from a photo
Estimated value · Near Mint
$1.91

What this price is based on

Medium confidence

4 sales in 90 days — enough for a guide, not a guarantee.

Median · CGC 10$24.005 sales
Trimmed mean$22.50outliers removed
Range$19.20$62.40lowest to highest sale
Sales rate1.5/mo9 recorded

Recent CGC 10 sales

By grade

  • CGC 10$24.005 sales
  • CGC 8.5$10.802 sales
  • CGC 9.5$12.001 sale
  • CGC 9$8.401 sale

From 9 completed sales recorded between Mar 30, 2026 and Jul 20, 2026. Sold prices only — asking prices are never counted.

Grade it or not

NOT WORTH IT

Based on 9 graded sales and 1,889,841 pop-report entries for a near-mint copy.

See the numbers — Trader plan and above

Buy this card

ViewingRaw / ungraded (this page)Reverse Holo price

Is it worth it?

An AI market read of this card — value, momentum, grading economics, liquidity. It lays out the data; you decide.

Sign in to analyse

Professor Oak's Research is a Uncommon Pokémon card from Expedition Base Set (#149), illustrated by Ken Sugimori. It's a Supporter Trainer card. Its current blended market value is $1.91 ungraded, with a PSA 10 worth around $126 — a gem-mint grading premium of roughly 66× the raw value. Prices are aggregated across marketplaces — raw and graded, updated daily and shown in your local currency.

Prices last updated 20 August 2026.

The receipts

Price history · Raw

1 Sept 202320 Aug 2026
Latest
$1.91
Period high
$2.86
Period low
$1.38
Change
38.4%
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Recent sold prices

No recent sold listings tracked.

Should you grade it?

$24

Expected return across every likely grade, after fees — the realistic average, not the best case. Only 30.2% of copies gem (PSA 10 best case +$53); most land at PSA 9 or below.

Gem rate (est.)30.2%
Expected return$24
PSA 10 best case+$53
Break-evenPSA 10+
VerdictNot worth it

The odds

Professor Oak's Research is a Uncommoncard — a guaranteed slot in every pack, not a rarity gamble, so there's no pull-odds figure for it.

PSA 10 (gem mint)30.2%19 of 63
PSA 934.9%22 of 63
PSA graded so far63
Gem Mint 1019
Total graded63

Estimates only. Pack odds come from CardTrack's pack model (the same one behind the pack simulator) — not an official rate. Grading odds are the real cumulative PSA population, which skews toward nicer, resubmitted copies, so it overstates the true first-submission gem rate. Full grade-by-grade breakdown below.

Grade-by-grade ROI & risk-adjusted outcomesNet vs raw per target grade, plus the probability-weighted distribution
Target gradeEst. valueGrading feeNet vs rawMultiple
PSA 10$126.00$71+$5366.0×
PSA 9$30.50$70$4216.0×
PSA 8$12.74$70$596.7×

⚖️ Risk-adjusted return

Best case isn't the whole story. Weighting every grade by how often it actually happens, across 63 PSA-graded copies:

Likely outcomeChanceValue
PSA 1030.2%$126.00
PSA 934.9%$31.00
PSA ≤834.9%$2.00

Net = graded value − raw value − grading cost (tier fee + ~$20 round-trip shipping), using PSA fees as of 2026-06-28; the paused PSA Value tier is excluded so this isn't overstated. Gem rate is estimated from cumulative PSA population, which skews toward nicer, resubmitted copies — so it overstates the true grade rate. Treat it as a guide, not a guarantee.

Population across gradersPSA, CGC & BGS — every grade, with gem rates

Only 30% of 63 PSA-graded Professor Oak's Research copies are a gem-mint 10 (19 of 63) — the rest grade lower.

PSA63 gradedPSA 10 · 19 · 30% gem
1019
922
814
75
61
52
CGC149 gradedCGC 10 · 32 · 21% gem
1032
9.55
932
8.525
816

Real graded population from PSA, CGC & BGS — a lower gem rate means a Professor Oak's Research 10 is harder to pull.

Copies for sale right now

Check recent sold prices

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All grades & conditions

Every grade we pricePSA / CGC / BGS ladder with per-grade population
Graded prices
Ungraded (raw)$1.91
PSA graded price estimates by grade
GradeRelative valuePrice
PSA 10pop 19$126$71$126
PSA 9pop 22$31$26$35
PSA 8pop 14$13$11$15
PSA 7pop 5$5$4$6
“Sold” = median of real recent sold listings at that grade (eBay or Fanatics Collect — hover a badge to see which). Other figures are blended marketplace estimates. Confidence reflects source backing and price spread — not PSA-official values.
Raw condition ladderNM → damaged, with real sold medians where we have them
Raw price by condition
Reverse Holofoil · live market via TCGplayer
NMNear Mint$1.91
LPLightly Played$0.82
MPModerately Played$0.44
HPHeavily Played$0.13
7-dayflat
30-day 14.9%
90-day 49.0%
All-time high$2
All-time low$0
Other printingsNormal · $1.78
What NM / LP / MP actually mean — and how much they cost
Price by printingBase vs reverse holo vs 1st edition — priced separately

Price by variant

Reverse Holo$30
Normal$2

TCGplayer market price per printing — reverse holo, 1st edition and unlimited often differ sharply.

Market dataCross-market spread, EU price, momentum & community buzz

Cross-market prices

62% spread
Cardmarket · cheapest$1
TCGplayer$2
PriceCharting · dearest$2

Currently 62% cheaper on Cardmarket than PriceCharting. These are independent market prices for the same card — a wide gap can mean a buying opportunity. Informational only, not arbitrage advice.

Market signal

Momentum · 30dRising +14%
Cross-marketMarkets disagree 62% gap

Derived from this card's 90-day price history, recent trend and cross-market price gap. Informational, not advice.

🇪🇺 Cardmarket price · Europe

36% cheaper than the US
Cardmarket · Europe's largest card market$1
Card textAttacks, abilities, weakness / resistance / retreat

You can play only one Supporter card each turn. When you play this card, put it next to your Active Pokémon. When your turn ends, discard this card.

Shuffle your hand into your deck, then draw 5 cards.

Card detailsSet, rarity, artist, Pokédex & specs
Number#149
RarityUncommon
SupertypeTrainer
SubtypesSupporter
Card IDecard1-149
SourceAggregated marketplaces

Other Professor Oak's Research cards

There are 2 different Professor Oak's Research printings — make sure you're valuing the right one. This is Expedition Base Set #149 (Uncommon).

More from Expedition Base Set

Frequently asked questions

How much is Professor Oak's Research (Expedition Base Set #149) worth?

As of 20 August 2026, Professor Oak's Research from Expedition Base Set is worth approximately $1.91 ungraded (near-mint), and around $126 in PSA 10 gem mint. Values are blended from real Cardmarket, eBay sold and TCGplayer prices and update daily.

What is the PSA 10 price for Professor Oak's Research?

A PSA 10 (gem mint) Professor Oak's Research from Expedition Base Set is worth around $126 — roughly 66× the raw ungraded value of $1.91.

Should I grade my Professor Oak's Research?

A PSA 10 sells for about $126 versus $1.91 raw — roughly a 66× uplift. Grading is worth it when that premium comfortably beats the grading fee and the card is clean enough to have a real shot at a 10. See the "Should you grade it?" estimate above for net profit per grade.

Is Professor Oak's Research rare?

Professor Oak's Research is a Uncommon card from Expedition Base Set (card #149), illustrated by Ken Sugimori. Its current blended market value is $1.91 ungraded.

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Citation
Professor Oak's Research (Expedition Base Set #149) — Pokémon market value $1.91, PSA 10 $126.00. Source: CardTrack, https://cardtrack.com/pokemon/card/expedition-base-set/professor-oak-s-research-149
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<iframe src="https://cardtrack.com/embed/card?id=ecard1-149" width="100%" height="160" style="border:0;max-width:460px" title="Professor Oak's Research price — CardTrack" loading="lazy"></iframe> <p style="font:12px system-ui">Source: <a href="https://cardtrack.com">CardTrack</a></p>