Database/MLB/Mariners
MLB Franchise Profile

Seattle Mariners

Seattle, WA · AL West · Founded 1977

Last updated: Sep 20260 transactions on fileProfile status: partial
Valuation snapshotSource: Forbes MLB Valuations, Mar 2026
Latest estimated value
$2.35B
Estimated annual revenue
$390M (Forbes 2026, 2025 season)
Implied revenue multiple
6.0x (calc.)
YoY change
+7% (1-yr)
Most recent transaction
Implied valuation, last tx
Ownership
Controlling ownerJohn Stanton (managing partner)
Ownership stake
Owner since2016
Acquisition price

Transaction history

0 on file
DateTypeBuyerSellerStakePriceImplied ValMult.Conf.

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Valuations and revenue estimates on this page are sourced from publicly available reporting and are presented for informational purposes only. SportsCapIQ is not affiliated with the Seattle Mariners, the MLB, or any party referenced. See full methodology and disclaimer.