ALLETE, Inc.

ALLETE, Inc.

ALEยทNYSE

$67.90

+0.0000%
UtilitiesDiversified Utilities

ALLETE, Inc. operates as an energy company. The company operates through Regulated Operations, ALLETE Clean Energy, and Corporate and Other segments. It generates electricity from coal-fired, biomass co-fired / natural gas, hydroelectric, wind, and solar. The company provides regulated utility electric services in northwestern Wisconsin to approximately 15,000 electric customers, 13,000 natural gas customers, and 10,000 water customers, as well as regulated utility electric services in northeastern Minnesota to approximately 145,000 retail customers and 15 non-affiliated municipal customers. It also owns and maintains electric transmission assets in Wisconsin, Michigan, Minnesota, and Illinois. In addition, the company focuses on developing, acquiring, and operating clean and renewable energy projects; and owns and operates approximately 1,000 megawatts of wind energy generation facility. Further, it is involved in the coal mining operations in North Dakota; and real estate investment activities in Florida. The company owns and operates 158 substations with a total capacity of 10,066 megavolt amperes. It serves taconite mining, paper, pulp and secondary wood products, pipeline, and other industries. The company was formerly known as Minnesota Power, Inc. and changed its name to ALLETE, Inc. in May 2001. ALLETE, Inc. was incorporated in 1906 and is headquartered in Duluth, Minnesota.

At a Glance

Live Snapshot
Market Cap$3.94B
EPS3.1074
P/E Ratio21.85
Earnings Date02/11/2026

SEC Filings

ALE - Filing history and reports

Filing TypeFiling DatePeriod EndingFiscal YearActions
8-K

8-K 2025

N/A

December 15, 2025
December 15, 2025
2025
8-K

8-K 2025

N/A

December 11, 2025
December 10, 2025
2025
10-Q

10-Q 2025 Q3

Q3

October 31, 2025
September 30, 2025
2025
8-K

8-K 2025

N/A

October 06, 2025
October 05, 2025
2025
8-K

8-K 2025

N/A

October 03, 2025
October 03, 2025
2025
10-Q

10-Q 2025 Q2

Q2

August 07, 2025
June 30, 2025
2025
8-K

8-K 2025

N/A

July 14, 2025
July 09, 2025
2025
8-K

8-K 2025

N/A

May 15, 2025
May 13, 2025
2025
10-Q

10-Q 2025 Q1

Q1

May 08, 2025
March 31, 2025
2025
8-K

8-K 2025

N/A

April 16, 2025
April 16, 2025
2025
Showing 1 to 10 of 476 filings

Understanding SEC Filings

Essential regulatory documents for investors

SEC filings are mandatory documents that publicly traded companies must submit to the Securities and Exchange Commission. These reports provide critical insights into a company's financial health, operations, risks, and strategic direction. For investors conducting due diligence, these filings are the most authoritative source of company information.

10-K

Annual Report

Comprehensive annual financial report filed within 60-90 days of fiscal year-end. Includes audited financial statements, management discussion & analysis (MD&A), risk factors, and detailed business operations. The most thorough financial disclosure of the year.

Filed annually
10-Q

Quarterly Report

Unaudited quarterly financial report filed within 40-45 days after each of the first three fiscal quarters. Provides updates on financial position, results of operations, and significant events. Essential for tracking quarterly performance trends.

Filed 3 times per year
8-K

Current Report

Event-driven filing for material events that shareholders should know about, filed within 4 business days. Includes acquisitions, executive changes, bankruptcy, earnings releases, and other significant developments. Critical for staying informed about breaking news.

Filed as events occur
DEF 14A

Proxy Statement

Definitive proxy statement sent to shareholders before annual meetings. Contains executive compensation details, board member information, voting matters, and corporate governance policies. Key for understanding management incentives and board composition.

Filed before shareholder meetings
S-1

Registration Statement

Initial registration for securities offerings, including IPOs. Provides detailed company history, business model, financial statements, risk factors, and use of proceeds. Essential for evaluating new investment opportunities and understanding company fundamentals.

Filed for new offerings
20-F

Foreign Annual Report

Annual report for foreign private issuers, equivalent to Form 10-K for non-U.S. companies. Filed within 4-6 months of fiscal year-end. Contains audited financials, business description, and regulatory disclosures adapted for international companies.

Foreign companies only

Why SEC Filings Matter

  • Regulatory Accuracy: Filings are subject to SEC review and legal penalties for misstatements, ensuring high data quality
  • Management Insights: MD&A sections reveal management's perspective on trends, challenges, and future outlook
  • Risk Assessment: Detailed risk factor disclosures help investors understand potential threats to business operations
  • Competitive Analysis: Business descriptions and segment data enable comparison with industry peers
  • Historical Context: Years of filings provide trend analysis and context for current performance