Autographs of Mike Portnoy
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Current items with a signature of Mike Portnoy
These are the most current items with a signature of Mike Portnoy that were listed on eBay and on other online stores - click here for more items.
| Picture | Item Title | Price | Store |
 | 2-CD Lot Dream Theater Greatest Hit Autographed Signed by Mike Portnoy w/COA | £76.60 |  |
 | Dream Theater When Dream And Day Unite Signed CD Likely Mike Portnoy Ltd 7269 | £49.94 | |
Traded items with a signature of Mike Portnoy
The most expensive item with a signature of Mike Portnoy (GFA Dream Theater Drummer MIKE PORTNOY Signed 10" Drumhead COA) was sold in February 2026 for £237.09 while the cheapest item (Mike Portnoy Signed Ticket - 1993 Images & Words Tour) found a new owner for £1.04 in December 2024. The month with the most items sold (5) was June 2025 with an average selling price of £102.06 for an autographed item of Mike Portnoy. Sold items reached their highest average selling price in January 2026 with £199.99 and the month that saw the lowest prices with £1.04 was December 2024. In average, an autographed item from Mike Portnoy is worth £53.59.
Most recently, these items with a signature of Mike Portnoy were sold on eBay - click here for more items.
| Picture | Item Title | Price | Store |
 | AUTOGRAPHED Neal Morse / Mike Portnoy & others - Cover To Cover (CD, 2006, NM) | £24.76 |  |
| Dream Theater – Six Degrees Of Inner Turbulence / Japan / Signed Mike Portnoy | £70.35 | |
| DREAM THEATER: METROPOLIS PT. 2 front insert signed by MIKE PORTNOY no cd | £18.12 | |
| Flying Colors Autographed Mike Portnoy | £102.07 | |
| Flying Colors Autographed Mike Portnoy | £100.50 | |
| Flying Colors Autographed Mike Portnoy | £102.06 | |
| Flying Colors Autographed Mike Portnoy | £102.46 | |
| Mike Portnoy Signed & Used Drum Head 14 Inch | £108.41 | |
| Mike Portnoy SIGNED Dream Theater 40th Used 6" Drum Head Autographed Authentic | £199.99 | |
| NEAL MORSE - SOLA GRATIA - Deluxe Edition 2 disc CD + DVD SIGNED Mike Portnoy | £27.94 | |
 | RARE DREAM THEATER SYSTEMATIC CHAOS CD DVD LIMITED EDITION SIGNED MIKE PORTNOY | £41.78 | |
| RARE DREAM THEATER SYSTEMATIC CHAOS CD DVD LIMITED EDITION SIGNED MIKE PORTNOY | £53.59 | |
| SONS OF APOLLO MIKE PORTNOY SIGNED AND STAGE USED DRUMSTICK | £164.98 | |
| The Winery Dogs (2013) 2xLP Vinyl – NM/NM – Signed by Mike Portnoy (COA) Rare! | £90.25 | |
 | Winery Dogs Mike Portnoy Autographed 2013 Debut Self Titled Album Cd Cover | £43.90 | |
