2018 Panini Donruss Optic Signature Series Michael Porter Jr. Purple #MPJ
2018
See all Michael Porter Jr. cards & values2018 seasonMissouri Tigers men's basketballMichael Porter Jr. career & card values
$25.41est. value (ungraded)
Prices updated 2026-10-23
Based on recorded sold prices how we price cards
Michael Porter Jr. price history
Ungraded market value, one reading a day. One-day spikes that reverse the next day are left out.
Price by month
Average price of the 2018 Panini Donruss Optic Signature Series Michael Porter Jr. Purple #MPJ 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 | $25.41 | — |
Michael Porter Jr. prices by grade
| Grade | Value | eBay |
|---|---|---|
| Ungraded | $25.41 | Buy on eBay ↗ |
| PSA 9 | $37.96 | Buy on eBay ↗ |
| Grade 9.5 | $42.00 | Buy on eBay ↗ |
Live on eBay
Affiliate — we may earn a commission2018 Panini Donruss Optic Signature Series Michael Porter Jr. Purple #MPJ value & prices
The 2018 Panini Donruss Optic Signature Series Michael Porter Jr. Purple #MPJ is a Basketball card (Purple parallel) released in 2018. Ungraded copies carry a market value of about $25.41.
An ungraded copy is worth around $25.41 and a PSA 9 around $37.96.
Is it worth grading?
The spread between raw ($25.41) and top-graded ($37.96) copies is fairly tight, so grading this card only makes financial sense for truly flawless copies — or for collectors who simply prefer slabbed cards for protection and display.
More from 2018 Panini Donruss Optic Signature Series
Full 2018 Panini Donruss Optic Signature Series checklist →Other Michael Porter Jr. cards
