Company: AILIM
Filing Date: 2025-11-06
Form Type: 10-Q
Source: 0001002910-25-000129
Chunk: 28

Company: Ameren Illinois Co
Filing Date: 2025-11-06
Form: 10-Q
Item: Part I, Item 2
Chunk 28
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 for more information on the non-service cost components of net periodic benefit income.

Ameren

Other income, net, decreased $25 million and $36 million in the three and nine months ended September 30, 2025, respectively, compared with the year-ago periods. In addition to changes discussed below, other income, net, decreased $3 million and $15 million, respectively, for activity not reported as part of a segment, primarily due to a decrease of $7 million and $16 million, respectively, in the non-service cost component of net periodic benefit income.

Ameren Transmission

Other income, net, decreased $11 million in the three months ended September 30, 2025 and were comparable in the nine months ended September 30, 2025, compared with the year-ago periods. This is primarily due to a $9 million impairment of an equity method investment in the three and nine months ended September 30, 2025. This decrease is offset by a $10 million increase in the allowance for equity funds used during construction, primarily resulting from a decreased level of short-term borrowings included in the calculation and higher average construction work in progress balances in the nine months ended September 30, 2025.

Ameren Missouri

Other income, net, decreased $6 million and $9 million in the three and nine months ended September 30, 2025, respectively, compared with the year-ago periods. This is primarily due to a decrease of $6 million and $8 million in the reduction in non-service cost component of net periodic benefit income in the three and nine months ended September 30, 2025, and an increase of $2 million in charitable donations related to customer assistance programs in both periods.

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Ameren Illinois

Other income, net, decreased $7 million and $4 million in the three and nine months ended September 30, 2025, respectively, compared with the year-ago periods primarily due to the decrease of $4 million and $17 million in the non-service cost component of net periodic benefit income, largely at Ameren Illinois Electric Distribution and Ameren Illinois Natural Gas. In addition, Other income, net, decreased by $4 million and $3 million due to an increase in charitable donations related to customer assistance programs in the three and nine months ended September 30, 2025, respectively, primarily at Ameren Illinois Electric Distribution. The decreases are partially offset by an