AEP director now holds 3,336 phantom units

American Electric Power director Henry P. Linginfelter reported an acquisition of phantom stock units dated December 31, 2025.

Rhea-AI Filing Summary

American Electric Power director Henry P. Linginfelter reported an acquisition of phantom stock units dated December 31, 2025. The derivative position is tied to 368 shares of AEP common stock at a reference price of $115.31 per share. Following this transaction, he beneficially owns 3,336 phantom stock units, held directly. According to the plan terms, these stock units are paid to the director in cash or shares when board service ends, unless he elects to defer payment so that it begins no later than five years after termination.

Insider Trade Summary

Grant/Award: 0 shares

Grant/Award 1 txn

Insider Linginfelter Henry P

Role Director

Type	Security	Shares	Price	Value
Grant/Award	Phantom Stock Units	0	$115.31	$0.00

Holdings After Transaction: Phantom Stock Units — 3,336 contracts (Direct)

Footnotes (2)

1. F1. Stock Units are paid to the director in cash or shares upon termination of service unless the director has elected to defer payment for a period that results in payment commencing not later than five years thereafter.
2. F2. Was AEP Stock Price at the time of the transaction.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transaction did AEP (AEP) disclose for Henry P. Linginfelter?

American Electric Power disclosed an acquisition of phantom stock units by director Henry P. Linginfelter dated December 31, 2025. The derivative award is linked to 368 AEP common shares and brings his total phantom stock units to 3,336 held directly.

How many phantom stock units does the AEP (AEP) director hold after this filing?

After the reported transaction, Henry P. Linginfelter beneficially owns 3,336 phantom stock units. These units are a form of deferred compensation tied to AEP’s share price and are settled in cash or shares after his service on the board ends or a later elected date.

What is the reference stock price used in Henry P. Linginfelter’s AEP phantom unit transaction?

The phantom stock unit transaction uses an AEP stock price of $115.31 at the time of the transaction. This reference price applies to 368 underlying AEP common shares associated with the derivative award reported on December 31, 2025.

How are AEP (AEP) phantom stock units for directors like Henry P. Linginfelter paid out?

AEP phantom stock units for directors are paid in cash or shares when board service terminates. A director can elect to defer this payment, but the deferral must result in payment beginning no later than five years after leaving the board.

Is Henry P. Linginfelter’s AEP phantom stock unit holding reported as direct or indirect ownership?

The filing reports Henry P. Linginfelter’s 3,336 phantom stock units as directly owned. The ownership form is marked as “D” for direct, and no separate entity or indirect beneficial ownership structure is identified in the provided disclosure.

What type of security did AEP (AEP) director Henry P. Linginfelter acquire in this Form 4?

Henry P. Linginfelter acquired derivative securities classified as phantom stock units tied to AEP common stock. These units track the value of AEP shares, reference 368 underlying shares, and function as deferred director compensation payable in cash or shares at a later time.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 01/05/2026 - 02:03 PM EST Learn about SEC filing dates

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Linginfelter Henry P

(Last) (First) (Middle)

1 RIVERSIDE PLAZA

(Street)

COLUMBUS OH 43215

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
AMERICAN ELECTRIC POWER CO INC [ AEP ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
12/31/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Phantom Stock Units	$0	12/31/2025		A		0		(1)	(1)	Common Stock	368	$115.31(2)	3,336	D

Explanation of Responses:

1. Stock Units are paid to the director in cash or shares upon termination of service unless the director has elected to defer payment for a period that results in payment commencing not later than five years thereafter.

2. Was AEP Stock Price at the time of the transaction.

Remarks:

	/s/ David C. House, Attorney-in-Fact for Henry P. Linginfelter	01/05/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.