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Cartis diligence evidence schedule

AWS–Vistra Comanche Peak Power-Supply Project

PRJ-0596 · Power supply agreement · Comanche Peak region, Texas, United States

Record last updated Oct 28, 2026

Scope and capacity

Vistra has contracted to supply Amazon with as much as 1,200 MW from the Comanche Peak nuclear plant under a 20-year agreement. Delivery is expected to begin in the fourth quarter of 2027 and ramp through 2032. The figure is contracted electricity supply, not a current data-center IT load or a defined campus capacity.

Headline: 1,200 MW Contracted

Numbers refer to their stated physical boundaries and are not added together. Source dates, claim dates and record updates have different meanings. Missing dates and locators are not inferred.

Claims and exhibit sources

Jump to a claim (12)

Location context · AWS load associated with Comanche Peak PPA | Somervell County | Texas | United States

Actual · AWS–Vistra Comanche Peak Power-Supply Project (Project)

Claim 54693 · Recorded claim type: Actual · Review: Approved · Claim date: Not stated

  1. Vistra 2025 Form 10-K

    U.S. Securities and Exchange Commission · Document date: Feb 26, 2026 · Primary

    Source reference: SRC-2938 · Government record · Recorded authority: Official primary

    Source URL

    https://www.sec.gov/Archives/edgar/data/1692819/000169281926000006/vistra-20251231.htm

Lifecycle status · Preconstruction

Actual · AWS–Vistra Comanche Peak Power-Supply Project (Project)

Claim 54694 · Recorded claim type: Actual · Review: Approved · Claim date: Not stated

  1. Vistra 2025 Form 10-K

    U.S. Securities and Exchange Commission · Document date: Feb 26, 2026 · Primary

    Source reference: SRC-2938 · Government record · Recorded authority: Official primary

    Source URL

    https://www.sec.gov/Archives/edgar/data/1692819/000169281926000006/vistra-20251231.htm

Reported capacity · 1,200 MW

Proposal · AWS–Vistra Comanche Peak Power-Supply Project (Project)

Claim 54695 · Recorded claim type: Proposal · Review: Approved · Claim date: Not stated

Headline treatment: Separate claim, not added to the headline

  1. Vistra 2025 Form 10-K

    U.S. Securities and Exchange Commission · Document date: Feb 26, 2026 · Primary

    Source reference: SRC-2938 · Government record · Recorded authority: Official primary

    Source URL

    https://www.sec.gov/Archives/edgar/data/1692819/000169281926000006/vistra-20251231.htm

Capacity basis · Contracted generation supply for AWS load; not current IT capacity

Actual · AWS–Vistra Comanche Peak Power-Supply Project (Project)

Claim 54696 · Recorded claim type: Actual · Review: Approved · Claim date: Not stated

  1. Vistra 2025 Form 10-K

    U.S. Securities and Exchange Commission · Document date: Feb 26, 2026 · Primary

    Source reference: SRC-2938 · Government record · Recorded authority: Official primary

    Source URL

    https://www.sec.gov/Archives/edgar/data/1692819/000169281926000006/vistra-20251231.htm

Project identity · AWS–Vistra Comanche Peak Power-Supply Project

Actual · AWS–Vistra Comanche Peak Power-Supply Project (Project)

Claim 119533 · Recorded claim type: Actual · Review: Approved · Claim date: Not stated

  1. Vistra 2025 Form 10-K

    U.S. Securities and Exchange Commission · Document date: Feb 26, 2026 · Primary

    Source reference: SRC-2938 · Government record · Recorded authority: Official primary

    Source URL

    https://www.sec.gov/Archives/edgar/data/1692819/000169281926000006/vistra-20251231.htm

  2. Vistra reports long-term Amazon power agreement

    Vistra · Document date: Feb 26, 2026 · Corroborating

    Source reference: SRC-6530 · Company announcement · Recorded authority: Party primary

    Source URL

    https://investor.vistracorp.com/2026-02-26-Vistra-Reports-Fourth-Quarter-and-Full-Year-2025-Results

Lifecycle status · Development program

Actual · AWS–Vistra Comanche Peak Power-Supply Project (Project)

Claim 119534 · Recorded claim type: Actual · Review: Approved · Claim date: Not stated

  1. Vistra 2025 Form 10-K

    U.S. Securities and Exchange Commission · Document date: Feb 26, 2026 · Primary

    Source reference: SRC-2938 · Government record · Recorded authority: Official primary

    Source URL

    https://www.sec.gov/Archives/edgar/data/1692819/000169281926000006/vistra-20251231.htm

  2. Vistra reports long-term Amazon power agreement

    Vistra · Document date: Feb 26, 2026 · Corroborating

    Source reference: SRC-6530 · Company announcement · Recorded authority: Party primary

    Source URL

    https://investor.vistracorp.com/2026-02-26-Vistra-Reports-Fourth-Quarter-and-Full-Year-2025-Results

Location · Comanche Peak region, Somervell County, TX, US

Actual · AWS–Vistra Comanche Peak Power-Supply Project (Project)

Claim 119535 · Recorded claim type: Actual · Review: Approved · Claim date: Not stated

  1. Vistra 2025 Form 10-K

    U.S. Securities and Exchange Commission · Document date: Feb 26, 2026 · Primary

    Source reference: SRC-2938 · Government record · Recorded authority: Official primary

    Source URL

    https://www.sec.gov/Archives/edgar/data/1692819/000169281926000006/vistra-20251231.htm

  2. Vistra reports long-term Amazon power agreement

    Vistra · Document date: Feb 26, 2026 · Corroborating

    Source reference: SRC-6530 · Company announcement · Recorded authority: Party primary

    Source URL

    https://investor.vistracorp.com/2026-02-26-Vistra-Reports-Fourth-Quarter-and-Full-Year-2025-Results

Participant roles · Amazon Web Services, Vistra

Actual · AWS–Vistra Comanche Peak Power-Supply Project (Project)

Claim 119536 · Recorded claim type: Actual · Review: Approved · Claim date: Not stated

  1. Vistra 2025 Form 10-K

    U.S. Securities and Exchange Commission · Document date: Feb 26, 2026 · Primary

    Source reference: SRC-2938 · Government record · Recorded authority: Official primary

    Source URL

    https://www.sec.gov/Archives/edgar/data/1692819/000169281926000006/vistra-20251231.htm

  2. Vistra reports long-term Amazon power agreement

    Vistra · Document date: Feb 26, 2026 · Corroborating

    Source reference: SRC-6530 · Company announcement · Recorded authority: Party primary

    Source URL

    https://investor.vistracorp.com/2026-02-26-Vistra-Reports-Fourth-Quarter-and-Full-Year-2025-Results

Capacity · 1,200 MW

Actual · AWS–Vistra Comanche Peak Power-Supply Project (Project)

Claim 119537 · Recorded claim type: Actual · Review: Approved · Claim date: Not stated

Headline treatment: Selected headline

  1. Vistra 2025 Form 10-K

    U.S. Securities and Exchange Commission · Document date: Feb 26, 2026 · Primary

    Source reference: SRC-2938 · Government record · Recorded authority: Official primary

    Source URL

    https://www.sec.gov/Archives/edgar/data/1692819/000169281926000006/vistra-20251231.htm

  2. Vistra reports long-term Amazon power agreement

    Vistra · Document date: Feb 26, 2026 · Corroborating

    Source reference: SRC-6530 · Company announcement · Recorded authority: Party primary

    Source URL

    https://investor.vistracorp.com/2026-02-26-Vistra-Reports-Fourth-Quarter-and-Full-Year-2025-Results

Capacity basis · 1,200 MW contracted electricity supply

Actual · AWS–Vistra Comanche Peak Power-Supply Project (Project)

Claim 119538 · Recorded claim type: Actual · Review: Approved · Claim date: Not stated

Headline treatment: Separate claim, not added to the headline

  1. Vistra 2025 Form 10-K

    U.S. Securities and Exchange Commission · Document date: Feb 26, 2026 · Primary

    Source reference: SRC-2938 · Government record · Recorded authority: Official primary

    Source URL

    https://www.sec.gov/Archives/edgar/data/1692819/000169281926000006/vistra-20251231.htm

  2. Vistra reports long-term Amazon power agreement

    Vistra · Document date: Feb 26, 2026 · Corroborating

    Source reference: SRC-6530 · Company announcement · Recorded authority: Party primary

    Source URL

    https://investor.vistracorp.com/2026-02-26-Vistra-Reports-Fourth-Quarter-and-Full-Year-2025-Results

Development scale · Vistra has contracted to supply Amazon with as much as 1,200 MW from the Comanche Peak nuclear plant under a 20-year agreement. Delivery is expected to begin in the fourth quarter of 2027 and ramp through 2032

Actual · AWS–Vistra Comanche Peak Power-Supply Project (Project)

Claim 119539 · Recorded claim type: Actual · Review: Approved · Claim date: Not stated

  1. Vistra 2025 Form 10-K

    U.S. Securities and Exchange Commission · Document date: Feb 26, 2026 · Primary

    Source reference: SRC-2938 · Government record · Recorded authority: Official primary

    Source URL

    https://www.sec.gov/Archives/edgar/data/1692819/000169281926000006/vistra-20251231.htm

  2. Vistra reports long-term Amazon power agreement

    Vistra · Document date: Feb 26, 2026 · Corroborating

    Source reference: SRC-6530 · Company announcement · Recorded authority: Party primary

    Source URL

    https://investor.vistracorp.com/2026-02-26-Vistra-Reports-Fourth-Quarter-and-Full-Year-2025-Results

Infrastructure · The figure is contracted electricity supply, not a current data center IT load or a defined campus capacity.

Actual · AWS–Vistra Comanche Peak Power-Supply Project (Project)

Claim 119540 · Recorded claim type: Actual · Review: Approved · Claim date: Not stated

  1. Vistra 2025 Form 10-K

    U.S. Securities and Exchange Commission · Document date: Feb 26, 2026 · Primary

    Source reference: SRC-2938 · Government record · Recorded authority: Official primary

    Source URL

    https://www.sec.gov/Archives/edgar/data/1692819/000169281926000006/vistra-20251231.htm

  2. Vistra reports long-term Amazon power agreement

    Vistra · Document date: Feb 26, 2026 · Corroborating

    Source reference: SRC-6530 · Company announcement · Recorded authority: Party primary

    Source URL

    https://investor.vistracorp.com/2026-02-26-Vistra-Reports-Fourth-Quarter-and-Full-Year-2025-Results

Counterparties and capital

Amazon Web Services · Developer · CMP-0152

Vistra · Utility provider · CMP-1373

This schedule captures public Cartis research. It is not a title, lien or legal-opinion report. Document page/section locators and claim review timestamps are included only when published; this version has no separate locator or claim-review-time feed.