What is American Electric Power's additional paid-in capital?

American Electric Power (AEP) reported additional paid-in capital of $12.45B in Q1 2026.

What is the long-term trend for American Electric Power's additional paid-in capital?

Over 3 years (2020 to 2025), American Electric Power's additional paid-in capital has grown at a 22.6% compound annual growth rate (CAGR), from $6.59B to $12.14B.

What does additional paid-in capital mean?

Capital received from shareholders in excess of par value — the premium investors paid over the nominal value of shares at issuance, plus stock-based compensation effects.

American Electric Power AEP Additional Paid-In Capital

Additional Paid-In Capital at other companies

Nextra EnergyNEE

$19.25B+11.3%

FirstEnergyFE

$12.44B+0.5%

NorthWestern Energy Group, Inc.NWE

$2.09B+0.4%

CMS

CMS EnergyCMS

$6.67B+11.6%

AmerenAEE

$8.11B+7.8%

AESAES

$5.89B-0.1%

Other financials

Income statement

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Revenue$6.0B+10.2%

Gross profit$3.9B+8.1%

Operating income$1.4B+5.9%

Net income$903.0M+12.6%

EPS (diluted)$1.60+6.7%

Balance sheet

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Cash & equivalents$339.0M+16.1%

Total debt$49.7B—

Total equity$31.8B+16.2%

Total assets$117.78B—

Cash flow

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Operating cash flow$1.5B+4.8%

CapEx$965.0M—

Free cash flow$554.0M-61.8%

Valuation

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Market cap$73.43B+37.1%

Enterprise value$122.82B—

P/E23.1×+1.5×

P/S3.3×-0.1×

Profitability

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Operating margin19.2%-1.0pp

Net margin13.1%-1.5pp

FCF margin19.4%—

Returns & leverage

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Return on equity10.6%-0.6pp

Debt / equity1.6×—

Current ratio0.5×—

Where this comes from

Reported directly by American Electric Power in its filing.

Tagged under the XBRL concept us-gaap:AdditionalPaidInCapital.

The official record: American Electric Power’s 10-Q, filed May 5, 2026, on SEC EDGAR. View the filing →

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Questions, answered.

What is American Electric Power's additional paid-in capital?: American Electric Power (AEP) reported additional paid-in capital of $12.45B in Q1 2026.
What is the long-term trend for American Electric Power's additional paid-in capital?: Over 3 years (2020 to 2025), American Electric Power's additional paid-in capital has grown at a 22.6% compound annual growth rate (CAGR), from $6.59B to $12.14B.
What does additional paid-in capital mean?: Capital received from shareholders in excess of par value — the premium investors paid over the nominal value of shares at issuance, plus stock-based compensation effects.