Jersey Mike’s files Form 3 initial beneficial ownership statement for Boardwalk ML Holdco III LP

• Jersey Mike's Subs Form 3 disclosed Blackstone-backed Boardwalk ML Holdco entities as 10% owners, tied to internal contributions dated Sept. 15, 2026.
• Boardwalk ML Holdco IV reported indirect ownership of 84,784,113 shares of Class A common stock.
• Boardwalk ML Holdco III reported indirect ownership of 88,554 shares of Class A common stock, 32,827,917 shares of Class B common stock.
• The filing also reported 32,827,917 common units of Jersey Mike's HoldCo, exchangeable one-for-one into Class A common stock.

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