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Professor's Research — recent sales (20)
The 20 most recent recorded sales of Professor's Research from SWSH Black Star Promos, 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 | $0.83 |
| Jun 13, 2026 | Raw | Tcgplayer | $1 |
| Jun 13, 2026 | Raw | Tcgplayer | $2.76 |
| Jun 13, 2026 | Raw | Tcgplayer | $2.56 |
| Jun 13, 2026 | Raw | Tcgplayer | $2.54 |
| Dec 2, 2024 | PSA 10 | Ebay | $33 |
| Nov 19, 2024 | PSA 9 | Ebay | $11 |
| Nov 15, 2024 | PSA 10 | Ebay | $20 |
| Nov 14, 2024 | PSA 9 | Ebay | $12 |
| Nov 11, 2024 | PSA 9 | Ebay | $13 |
| Oct 19, 2024 | PSA 9 | Ebay | $11 |
| Oct 11, 2024 | PSA 9 | Ebay | $8 |
| Sep 19, 2024 | PSA 10 | Ebay | $12 |
| Sep 13, 2024 | PSA 9 | Ebay | $5 |
| Sep 11, 2024 | PSA 9 | Ebay | $5 |
| Sep 5, 2024 | PSA 9 | Ebay | $15 |
| Jul 24, 2024 | PSA 9 | Ebay | $13 |
| Jul 19, 2024 | PSA 10 | Ebay | $21 |
| Jul 11, 2024 | PSA 9 | Ebay | $15 |
| Jul 9, 2024 | PSA 8 | Ebay | $9 |