2026 Bowman Chrome GPK Mark McGwire #GPK-29
2026
See all Mark McGwire cards & values$408.13est. value (ungraded)
Prices updated 2026-10-22
Based on recorded sold prices how we price cards
Price by month
Average price of the 2026 Bowman Chrome GPK Mark McGwire #GPK-29 each month, from 1 recorded price reading. Prices are re-checked regularly; a month's average counts each day from that month's first reading at the price that held that day.
| Month | Source | Average | Range |
|---|---|---|---|
| Oct 2026 | Market value | $408.13 | — |
Mark McGwire prices by grade
| Grade | Value | eBay |
|---|---|---|
| Ungraded | $408.13 | Buy on eBay ↗ |
| PSA 8 | $532.59 | Buy on eBay ↗ |
| PSA 9 | $938.03 | Buy on eBay ↗ |
| Grade 9.5 | $1,786.77 | Buy on eBay ↗ |
| PSA 10 | $2,774.92 | Buy on eBay ↗ |
| BGS 10 | $3,607.00 | Buy on eBay ↗ |
| CGC 10 | $1,665.00 | Buy on eBay ↗ |
| SGC 10 | $1,665.00 | Buy on eBay ↗ |
Live on eBay
Affiliate — we may earn a commission2026 Bowman Chrome GPK Mark McGwire #GPK-29 value & prices
The 2026 Bowman Chrome GPK Mark McGwire #GPK-29 is a Baseball card released in 2026. Ungraded copies carry a market value of about $408.13.
An ungraded copy is worth around $408.13, a PSA 9 around $938.03, a PSA 10 (Gem Mint) around $2,774.92, a pristine BGS 10 around $3 and607.00. That's roughly a 6.8× premium for a gem-mint copy over raw — one of the clearest signals that condition-sensitive buyers dominate this card's market.
Is it worth grading?
With raw copies near $408.13 and top grades reaching $2,774.92, grading a sharp copy of this card can clearly pay for itself — the spread comfortably covers a typical ~$25.00 grading fee. The catch: only submit copies with strong centering, clean corners, and unmarked surfaces, because anything below a 9 usually erases the math.
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