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Professor's Research — recent sales (20)
The 20 most recent recorded sales of Professor's Research from Celebrations, tagged by grade — the real prices this card has sold for. The interactive chart above plots the full price history.
| Date | Grade | Marketplace | Price (USD) |
|---|---|---|---|
| Jun 13, 2026 | Raw | Tcgplayer | $0.7 |
| Jun 13, 2026 | Raw | Tcgplayer | $2.09 |
| Jun 13, 2026 | Raw | Tcgplayer | $1.46 |
| Jun 13, 2026 | Raw | Tcgplayer | $1.28 |
| Jun 13, 2026 | Raw | Tcgplayer | $1.29 |
| Jun 3, 2026 | PSA 10 | Ebay | $71.75 |
| May 21, 2026 | Raw | Ebay | $2.99 |
| May 21, 2026 | Raw | Ebay | $2.95 |
| May 16, 2026 | Raw | Ebay | $1.72 |
| May 7, 2026 | Raw | Ebay | $18 |
| Apr 20, 2026 | Raw | Ebay | $0.99 |
| Apr 12, 2026 | Raw | Ebay | $1.15 |
| Apr 10, 2026 | Raw | Ebay | $3.5 |
| Apr 8, 2026 | Raw | Ebay | $1.15 |
| Mar 31, 2026 | PSA 10 | Ebay | $35.99 |
| Mar 30, 2026 | Raw | Ebay | $1.15 |
| Mar 26, 2026 | PSA 9 | Ebay | $13.99 |
| Mar 21, 2026 | Raw | Ebay | $39.99 |
| Dec 30, 2024 | PSA 8 | Ebay | $3 |
| Dec 23, 2024 | PSA 10 | Ebay | $27 |