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Professor's Research — recent sales (10)
The 10 most recent recorded sales of Professor's Research from Shiny Treasure ex, 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) |
|---|---|---|---|
| May 29, 2026 | Raw | Yahoo_jp | $0.01 |
| May 19, 2026 | Raw | Mercari_jp | $3.75 |
| May 12, 2026 | Raw | Mercari_jp | $8.01 |
| May 12, 2026 | Raw | Yahoo_jp | $0.01 |
| May 7, 2026 | Raw | Mercari_jp | $5.98 |
| Apr 11, 2026 | Raw | Mercari_jp | $2.19 |
| Apr 5, 2026 | Raw | Yahoo_jp | $0.01 |
| Jan 31, 2026 | Raw | Yahoo_jp | $0.01 |
| Jan 24, 2026 | Raw | Yahoo_jp | $0.01 |
| Dec 20, 2025 | Raw | Yahoo_jp | $0.01 |