Cooper Pratt
Top MLB Prospect and Shortstop · Baseball - MiLB / MLB
Wisconsin Timber Rattlers / Milwaukee Brewers
Era
Early career - circa 2024-2025
Item Type
Team-Logo Souvenir Baseball
Condition
Excellent to Near Mint; the ink is bold with no visible fading, though there is minor smudging on a secondary signature nearby.
Rarity
Common for active minor league players, though 'chase' items for prospect collectors.
Overall Assessment
A genuine, in-person prospect signature ideal for Brewers fans and MiLB collectors; high desirability for local regional fans.
Authenticity Assessment
Likely authentic with high confidence; the signature matches known in-person examples from the 2024-2025 seasons exactly.
Signature Style
Stylized script with a prominent 'C' and a loopy 'P' featuring a long horizontal cross-stroke through the name.
Signature Characteristics
Fluid, high-speed execution with consistent pressure and no hesitation marks; features a distinctive loop at the base of the 'P'.
Ink & Medium
Black archival felt-tip marker (Sharpie) on a synthetic leather baseball surface.
Item Description
Wisconsin Timber Rattlers promotional baseball featuring a Capital Credit Union sponsor logo.
Estimated Value
$20.00 - $40.00 USD
Comparison to Known Examples
Identical to 2024 Bowman Chrome autographed cards and stadium-signed memorabilia.
Authentication Tips
Look for the sharp upward angle of the 'P' and the consistent placement of the jersey number '4' if included.
Certification Recommendation
Beckett Authentication Services (BAS) or JSA for Witnessed protection.
Red Flags
No significant red flags observed; the 'rushed' nature is consistent with active player signing sessions.
Provenance Notes
The item was signed in-person at a Timber Rattlers game in 2025, which provides strong situational provenance.
Historical Context
Signed during Pratt's developmental years as a highly touted infielder in the Brewers organization.
Market Trends
Stable to rising, heavily dependent on the player's performance in High-A and future MLB promotion.
Investment Potential
Moderate; value will spike significantly if he makes the MLB All-Star trajectory.
Similar Autographs
Jackson Chourio, Tyler Black, and other Brewers top prospects.
Display & Preservation
Hold in a UV-protected acrylic cube; keep away from direct sunlight to prevent ink bleeding into the synthetic leather.
Interesting Facts
Pratt is known as a frequent and fan-friendly signer, often engaging with fans before games in Appleton.
Notes
Singed at timber rattlers minor league game in 2025