TSP NAME: Page 1 Enable Mississippi River Transmission, LLC Transportation Service Provider(TSP): 00 696 8077 K Holder: 6936017 K Holder Name: AMEREN ILLINOIS COMPANY DBA Contract Begin Date (K Beg Date): 5/1/2004 Contract End Date (K End Date): 5/15/2026 Status: 00 Bid Number(Bid No) 1 Offer Number(Offer No) 5302 Bidder Name(Bidder Name) TENASKA MARKETING VENTURES Bidder Proprietary Code(Bidder Prop): 679355 Bidder Contact Name(Bidder Contact): JAKE NIELSEN Posting Date: 3/11/2025 Bid Receipt Date: 3/11/2025 Posting Time: 15:49 Central Time Zone Bid Receipt Time: 12:45 Seasonal Start Date: N/A Seasonal End Date: N/A Releaser: 693 6017 Releaser Name: AMEREN ILLINOIS COMPANY DBA Releaser Contact Name: RYAN MCKINNEY Releaser Contact Fax Number: 314 554 3800 Releaser Contact Phone Number(Rel Phone): 618 301 5236 Releaser Contact E-Mail Address: rmckinney@ameren.com Bidder Rel Bidder Rel Bid Parcel Loc Purp Term St Term End Qty-K ------- ---------- ---------- ---------- ----------- 5302 Rcpt-Dlvry 4/1/2025 10/31/2025 10000 Prearranged Bid Indicator Description: Bidder is the prearranged deal bidder Affiliate Indicator (Affil): None Stand-alone Bid Indicator Description: Stand-alone Bid Not a Stand-alone Bid Terms and Conditions: Bidder's Contingency Indicator (Bidder Contng): N Bidder's Contingency Terms (Bidder Contng Terms): Measurement Basis Description: Million BTU's Rate Form/Type Code Description (Rate Form/Type Desc): Reservation charge only Reservation Rate Basis Description (Res Rate Basis Desc): Per day Rate Identification Code: RES Market-Based Rate Indicator (Mkt Based Rate Ind): N Surcharge Indicator: 5 Surcharge Indicator Description: Rate(s) stated include only rates; no surcharges applicable Surcharge Identification Code: Total Surcharges: Overrun Responsibility Indicator (OVR Resp Ind): RPS Rate Bid: 0.06000 Percentage of Maximum Tariff Rate Bid: Minimum Volumetric Commitment Quantity: Bid Minimum Quantity - Contract: Bidder Lesser Quantity Indicator: N Storage Inventory-Conditioned Release Indicator: No IBR Index-Based Capacity Release Indicator (IBR Ind): N Stand Alone Offer: Stand-alone Bid Special Terms and Miscellaneous Notes: The Replacement Shipper's nominated and allocated volumes must not result increase in the rates otherwise paid by Ameren Illinois pursuant to any or negotiated rate agreement applicable to the capacity being released. The replacement shipper will be responsible for all penalties or UP-charge the use of capacity which WILL be billed by Ameren Illinois. PRIMARY DELIVERY POINTS CANNOT BE CHANGED WITHOUT PRIOR APPROVAL BY AMEREN ILLINOIS TSP Name: Enable Gas Transmission, LLC Page 2 Transportation Service Provider(TSP): 87 267 0161 K Holder: 6936017 K Holder Name: AMEREN ILLINOIS COMPANY DBA Contract Begin Date (K Beg Date): 5/1/2004 Contract End Date (K End Date): 5/15/2026 Status: Original Bid Number(Bid No)1 Offer Number(Offer No) 5302 Bidder Name(Bidder Name): TENASKA MARKETING VENTURES Bidder Proprietary Code(Bidder Prop): 679355 Bidder Contact Name(Bidder Contact): JAKE NIELSEN Bid Location Level Rates/Quantity Information Location/Quantity Type Indicator Description: Receipt point(s) to delivery point(s) quantity Location Purpose: MQ Location Purpose Description: Delivery Location Offer Number Bid Meas Bidder Bid Min Segment (Offer No) Qty-Loc Basis Desc Less Qty Qty-Loc Indicator ------- ----------- ---------- ----------- --------- --------- 5302 10000 Million BTU's N 10000 Yes Loc: 12993 Loc Name: PERRYVILLE DISP - EGT Location OBA Indicator(Loc OBA): No Loc Zn: Loc: 805535 Loc Name: AMEREN IL AGGREGATE Location OBA Indicator(Loc OBA): No Loc Zn: MARKT Minimum Volumetric Commitment Percentage: