Director Leonard Mertz adds Alpha Cognition (ACOG) shares via trust purchase

Rhea-AI Filing Summary

Alpha Cognition director Leonard Powell Mertz reported an insider share purchase. On 08/18/2025, an entity described as The Len Mertz Trust bought 27,778 Alpha Cognition common shares in an open-market transaction at $9 per share.

After this trade, the trust held 121,503 common shares indirectly for Mertz, while he also reported 138,495 common shares held directly. This filing shows both his indirect holdings through the trust and his directly owned stake in Alpha Cognition Inc.

Insider Trade Summary

Net Buyer: 27,778 shares ($250,002)

Net Buy 2 txns

Insider MERTZ LEONARD POWELL

Role Director

Bought 27,778 shs ($250K)

Type	Security	Shares	Price	Value
Purchase	Common Shares	27,778	$9.00	$250K
holding	Common Shares	--	--	--

Holdings After Transaction: Common Shares — 121,503 shares (Indirect, by The Len Mertz Trust); Common Shares — 138,495 shares (Direct)

Footnotes (1)

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Form 4 Insider Transactions: What Each Field Means →

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^*

MERTZ LEONARD POWELL

(Last) (First) (Middle)

C/O ALPHA COGNITION INC.

1452 HUGHES RD., SUITE 200

(Street)

GRAPEVINE TX 76051

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Alpha Cognition Inc. [ ACOG ]

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)
08/18/2025

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
Common Shares	08/18/2025		P		27,778	A	$9	121,503	I	by The Len Mertz Trust
Common Shares								138,495	D

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

Explanation of Responses:

	/s/ Leonard Mertz	08/20/2025
	** 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.

FAQ

What insider transaction did Alpha Cognition (ACOG) disclose for Leonard Powell Mertz?

Alpha Cognition reported that director Leonard Powell Mertz was associated with an open-market purchase of 27,778 common shares at $9 per share. The trade was recorded on 08/18/2025 and was executed through an entity identified as The Len Mertz Trust.

How many Alpha Cognition (ACOG) shares does The Len Mertz Trust hold after the transaction?

Following the 27,778-share open-market purchase at $9 per share, The Len Mertz Trust is reported to hold 121,503 Alpha Cognition common shares indirectly for Leonard Powell Mertz. This reflects the trust’s total indirect position after the disclosed transaction on 08/18/2025.

What is Leonard Powell Mertz’s direct share ownership in Alpha Cognition (ACOG)?

In addition to indirect holdings through The Len Mertz Trust, Leonard Powell Mertz reported 138,495 Alpha Cognition common shares held directly. This direct position is separate from the 121,503 shares reported as indirectly owned through the trust structure following the August 2025 transaction.

Was the Alpha Cognition (ACOG) insider transaction a purchase or a sale?

The Form 4 identifies the activity as a purchase, with transaction code P indicating an open-market or private transaction. The Len Mertz Trust acquired 27,778 common shares of Alpha Cognition at a price of $9 per share on 08/18/2025.

How is The Len Mertz Trust related to Leonard Powell Mertz’s Alpha Cognition (ACOG) holdings?

The filing classifies the 121,503 Alpha Cognition shares as owned indirectly by Leonard Powell Mertz, with the nature of ownership described as “by The Len Mertz Trust.” This indicates the trust, rather than Mertz personally, is the direct holder of those particular shares.

What does the transaction code P mean in the Alpha Cognition (ACOG) Form 4?

Transaction code P on the Form 4 stands for a purchase in an open-market or private transaction. In this case, it records The Len Mertz Trust’s acquisition of 27,778 Alpha Cognition common shares at $9 per share on 08/18/2025.