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Southern Company10-K: Major contract win

Secured contracts for ~9 GW of new load from data centers since 2023

What happened

Since 2023, the company has signed contracts with new data centers and other large customers for approximately 9 GW of electric load. This massive influx of demand necessitates immediate and large-scale investment in infrastructure to ensure reliable service delivery, creating a significant pain point around capacity and reliability.

Source

SEC EDGARFeb 18, 2026

Annual report (Form 10-K)

Southern Company 10-K for FY2025

Filing excerpt

Since 2023, the traditional electric operating companies have contracted with new data centers and other large load customers covering approximately nine GWs of electric load, with each contract individually representing a maximum annual electric load greater than 100 MWs, that have been signed by the parties and/or reviewed by the state regulatory commissions.

sec.gov/Archives/edgar/data/3153/000009212226000006/so-20251231.htmRead the full source

Other signals in this filing (8)

Extracted by Autobound

From the Signal API record
Signal
10-K: Major contract win

What this signalsFilings often name leadership changes, deals and spending plans.

Period
FY2025
Fiscal year end
12/31
Filed
Feb 18, 2026

More 10-K signals at other companies

The full record

From the Signal API record

Details

CIK
3153
Accession number
0000092122-26-000006
Timeframe
Multi year
Filing year
2026
Why it matters
Scaling needs
Signal category
Revenue

Topics and mentions

Technologies

  • data centers

Regions named

  • Southeast

Extraction

Confidence
High
Relevance
90%
Sentiment
Positive
Detected
Feb 24, 2026
signal_type
sec-10k
signal_subtype
majorContractWin

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The API returns more than this page shows

This page shows a preview. The full sec-10k record in the Signal API and MCP can also have these 8 fields. Some fields are empty for some signals.

Company

  • linkedin_urlValue in the API
  • industriesValue in the API
  • employee_count_lowValue in the API
  • employee_count_highValue in the API
  • revenueValue in the API
  • descriptionValue in the API

Signal

  • signal_nameValue in the API
  • associationValue in the API
Show the full JSONThe record on this page and the API request

GET /v1/signals/41578e81-065a-4f5d-85da-6320e3462b91 returns this record as JSON. POST /v1/companies/enrich returns every signal for southerncompany.com.

{
  "signal_id": "41578e81-065a-4f5d-85da-6320e3462b91",
  "signal_type": "sec-10k",
  "signal_subtype": "majorContractWin",
  "detected_at": "2026-02-24T09:19:29.477+00:00",
  "company": {
    "name": "Southern Company",
    "domain": "southerncompany.com"
  },
  "data": {
    "detail": "Since 2023, the company has signed contracts with new data centers and other large customers for approximately 9 GW of electric load. This massive influx of demand necessitates immediate and large-scale investment in infrastructure to ensure reliable service delivery, creating a significant pain point around capacity and reliability.",
    "metrics": {
      "timeframe": "multi_year"
    },
    "summary": "Secured contracts for ~9 GW of new load from data centers since 2023",
    "excerpts": "Since 2023, the traditional electric operating companies have contracted with new data centers and other large load customers covering approximately nine GWs of electric load, with each contract individually representing a maximum annual electric load greater than 100 MWs, that have been signed by the parties and/or reviewed by the state regulatory commissions.",
    "relevance": 0.9,
    "sentiment": "positive",
    "confidence": "high",
    "source_url": "https://www.sec.gov/Archives/edgar/data/3153/000009212226000006/so-20251231.htm",
    "filing_date": "2026-02-18",
    "filing_year": 2026,
    "fiscal_year_end": "12/31",
    "sales_relevance": "Scaling needs",
    "signal_category": "revenue",
    "regions_mentioned": [
      "Southeast"
    ],
    "technologies_mentioned": [
      "data centers"
    ]
  }
}

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