GIP, CPP Investments to jointly own 50% of AT&T fiber venture
GIP and CPP Investments will jointly own 50% of a new AT&T fiber venture, combining Gigapower and AT&T's Lumen-acquired assets. AT&T retains the other 50%. The venture will operate as a wholesale open-access fiber company. The transaction is expected to close in early 2027, subject to approvals. AT&T plans to use proceeds to reduce debt and return capital to shareholders.
How this was made
The 30-second read
Why it matters
The joint venture restructures AT&T's fiber assets, shifting them to equity‑method accounting and may affect earnings guidance.
Market read
A major telecom infrastructure deal that could reshape AT&T's financial reporting and influence sector sentiment.
What to watch
Potential tax benefits and access to GIP/CPP capital may offset dilution concerns.
Background
AT&T previously launched Gigapower with BlackRock in 2023 and now expands the venture with additional capital partners.
Ticker impact
AT&T will hold 50% of a new fiber joint venture with GIP and CPP Investments, a material partnership affecting its equity income reporting.
potential downside as investors price in reduced reported revenue and earnings from the venture.
Deal size is large, involves a major carrier, and changes financial reporting; market typically reacts negatively to equity‑method partnerships.
Market effects
May spur further infrastructure partnerships in telecom, influencing other carriers' valuations.
U.S. telecom sector could see modest re‑rating as investors assess similar joint‑venture models.
Highlights growing demand for fiber infrastructure globally, but primary impact is U.S. focused.
Counterpoint
The partnership could unlock long‑term growth and improve cash flow, supporting a bullish stance on AT&T.
Key entities
- companyAT&T
U.S. telecom carrier forming 50% joint venture.
- investment firmGlobal Infrastructure Partners (GIP)
Partner providing capital for the fiber venture.
- investment firmCPP Investments
Canada Pension Plan Investment Board, co‑owner of the venture.




