Aterian director receives 25,555 restricted shares

Aterian, Inc. director equity grant reported Aterian, Inc. director Susan E. Lattmann reported receiving 25,555 shares of common stock on 01/23/2026 at a stated price of $0 per share.

Rhea-AI Filing Summary

Aterian, Inc. director equity grant reported

Aterian, Inc. director Susan E. Lattmann reported receiving 25,555 shares of common stock on 01/23/2026 at a stated price of $0 per share. These shares are restricted stock granted under Aterian’s 2018 Equity Incentive Plan and are subject to vesting. The award was provided in lieu of cash compensation for her service on the Board of Directors. Following this grant, she beneficially owns 162,465 shares of Aterian common stock in direct ownership.

Insider Trade Summary

Grant/Award: 25,555 shares

Grant/Award 1 txn

Insider Lattmann Susan E.

Role Director

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	25,555	$0.00	$0.00

Holdings After Transaction: Common Stock — 162,465 shares (Direct)

Footnotes (2)

1. F1. Comprised of shares of restricted common stock granted pursuant to the Issuer's 2018 Equity Incentive Plan that are subject to vesting.
2. F2. The reported award was granted in lieu of cash compensation for the reporting person's service as a member of the Board of Directors.

FAQ

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What insider transaction did ATER director Susan Lattmann report on this Form 4?

Director Susan E. Lattmann reported an award of 25,555 shares of Aterian, Inc. common stock on 01/23/2026.

What type of shares did Susan Lattmann receive from Aterian (ATER)?

She received restricted common stock granted under Aterian’s 2018 Equity Incentive Plan, and the shares are subject to vesting conditions.

Was cash paid for the 25,555 ATER shares reported in this filing?

No cash was paid; the 25,555 restricted shares were granted at a stated price of $0 per share as an equity award.

Why did Aterian grant these 25,555 restricted shares to Susan Lattmann?

The filing states the award was granted in lieu of cash compensation for her service as a member of the Board of Directors.

How many Aterian (ATER) shares does Susan Lattmann own after this award?

After the reported transaction, she beneficially owns 162,465 shares of Aterian common stock in direct ownership.

Does this ATER Form 4 involve any indirect ownership entities like trusts or LLCs?

The reported holdings are listed as direct ownership, and the footnotes do not reference any separate entities holding the shares.

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Accepted by SEC EDGAR 01/23/2026 - 04:18 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^*

Lattmann Susan E.

(Last) (First) (Middle)

350 SPRINGFIELD AVENUE SUITE #200

(Street)

SUMMIT NJ 07901

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Aterian, Inc. [ ATER ]

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)
01/23/2026

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 Stock	01/23/2026		A(1)(2)		25,555	A	$0	162,465	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:

1. Comprised of shares of restricted common stock granted pursuant to the Issuer's 2018 Equity Incentive Plan that are subject to vesting.

2. The reported award was granted in lieu of cash compensation for the reporting person's service as a member of the Board of Directors.

	/s/ Susan Lattmann	01/23/2026
	** 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.