NiSource Shares Rise After Microsoft Power Deal Expands Indiana Data Center Opportunity
NiSource (NI) shares rose 3.1% after announcing a 20-year energy agreement with Microsoft for a northwest Indiana data center. The deal increases projected savings for existing customers to $1.75 billion. NiSource stated that large-load customers will fund the necessary infrastructure, reassuring investors. The company also entered a tolling agreement for a 600 MW battery storage project.
How this was made

The 30-second read
Why it matters
The agreement provides long‑term revenue visibility and may set a precedent for other utilities partnering with tech firms on data‑center power.
Market read
The deal is material for NiSource and signals growing corporate demand for dedicated power, potentially influencing utility sector sentiment.
What to watch
Potential regulatory or construction delays for the 600 MW battery storage could affect timing.
Background
NiSource (NI) shares rose 3.1% after the company disclosed a 20‑year power supply agreement with Microsoft for a new data‑center campus in northwest Indiana, projecting $1.75 B in customer savings.
Ticker impact
NiSource announced a 20‑year energy agreement with Microsoft for a northwest Indiana data‑center, raising expected customer savings to $1.75 B and prompting a 3.1% share rise.
upward pressure as investors price in the new long‑term revenue stream
Deal size and disclosed $1.75 B savings are material; the stock already moved 3% on the news.
Market effects
Utility and data‑center sectors may see increased demand for long‑term power contracts.
Midwest utility markets could benefit from higher load growth expectations.
Highlights growing corporate demand for renewable‑linked power in the U.S.
Counterpoint
If the large‑load funding model fails, the projected savings could be overstated, limiting upside.
Key entities
- companyNiSource
U.S. utility company (ticker NI) providing electricity to the data‑center.
- companyMicrosoft
Tech giant entering a 20‑year power purchase agreement.

