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EQUITY INVESTMENTS | 3 Months Ended
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Mar. 31, 2025
Equity Method Investments and Joint Ventures [Abstract] |
EQUITY INVESTMENTS | EQUITY INVESTMENTS Investment in ATC. Our wholly-owned subsidiary, ALLETE Transmission Holdings, owns approximately 8 percent of ATC, a Wisconsin-based utility that owns and maintains electric transmission assets in portions of Wisconsin, Michigan, Minnesota and Illinois. We account for our investment in ATC under the equity method of accounting.
ALLETE’s Investment in ATC |
Millions |
Equity Investment Balance as of December 31, 2024 | $194.4 |
Cash Investments | 5.5 |
Equity in ATC Earnings | 6.5 |
Distributed ATC Earnings | (7.2) |
Amortization of the Remeasurement of Deferred Income Taxes | 0.3 |
Equity Investment Balance as of March 31, 2025 | $199.5 |
NOTE 3. EQUITY INVESTMENTS (Continued) The FERC issued a Notice of Proposed Rulemaking in 2021 proposing to limit the 0.50 percent incentive adder for participation in a regional transmission organization to only the first three years of membership in such an organization. If this proposal is adopted, our equity in earnings from ATC would be reduced by approximately $1 million pre-tax annually. Investment in Nobles 2. Our subsidiary, ALLETE South Wind, owns 49 percent of Nobles 2, the entity that owns and operates a 250 MW wind energy facility in southwestern Minnesota pursuant to a 20-year PPA with Minnesota Power. We account for our investment in Nobles 2 under the equity method of accounting.
ALLETE’s Investment in Nobles 2 |
Millions |
Equity Investment Balance as of December 31, 2024 | $145.7 |
Equity in Nobles 2 Earnings (a) | (0.5) |
Distributed Nobles 2 Earnings | (0.7) |
Equity Investment Balance as of March 31, 2025 | $144.5 |
(a)The Company also recorded earnings from net loss attributable to non-controlling interest of $3.9 million related to its investment in Nobles 2.

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- Definition The entire disclosure for equity method investments and joint ventures. Equity method investments are investments that give the investor the ability to exercise significant influence over the operating and financial policies of an investee. Joint ventures are entities owned and operated by a small group of businesses as a separate and specific business or project for the mutual benefit of the members of the group. + References Reference 1: http://www.xbrl.org/2003/role/recommendedDisclosureRef -Topic 740 -SubTopic 323 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (f) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478156/740-323-50-2 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 323 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (a)(3) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481687/323-10-50-3 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 323 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481687/323-10-50-3 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Name Accounting Standards Codification -Topic 323 -Publisher FASB -URI https://asc.fasb.org/323/tableOfContent + Details
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