[Form 3] SES AI Corporation Initial Statement of Beneficial Ownership

Rhea-AI Filing Summary

SES AI Corporation director Andrew J. Boyd filed an initial Form 3 reporting a 09/02/2025 event date and indicating he does not beneficially own any securities of the issuer. The filing lists his relationship as a director and was signed by an attorney-in-fact on 09/04/2025. This Form 3 notifies the market of his officer/director status while showing no reported equity holdings in the company.

Positive

• Director relationship disclosed for Andrew J. Boyd, satisfying Section 16 reporting requirements

Negative

• No beneficial ownership reported as of 09/02/2025, indicating the director held zero securities at filing

Insights

Corporate Governance Analyst

Director appointed with no reported ownership as of 09/02/2025.

The filing confirms Andrew J. Boyd is a director of SES AI Corporation and that the initial beneficial ownership statement shows zero securities owned. This is a routine disclosure required under Section 16 to establish reporting status.

What it means: the market is informed that a new or newly-reporting director has no reported equity stake at the filing date, which may be relevant for assessing alignment of interests but does not by itself indicate material change to company capital structure.

SEC Form 3

FORM 3

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

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

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

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1. Name and Address of Reporting Person^*

Boyd Andrew J

(Last) (First) (Middle)

C/O SES AI CORPORATION

35 CABOT ROAD

(Street)

WOBURN MA 01801

(City) (State) (Zip)

2. Date of Event Requiring Statement (Month/Day/Year)
09/02/2025

3. Issuer Name and Ticker or Trading Symbol
SES AI Corp [ SES ]

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

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

5. 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 Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

No securities are beneficially owned.

	/s/ Kyle Pilkington, Attorney-in-Fact	09/04/2025
	** 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 5 (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 does SES Form 3 for Andrew J. Boyd disclose?

The Form 3 discloses that Andrew J. Boyd is a director of SES AI Corporation (SES) and reported no beneficial ownership of the issuer as of 09/02/2025.

Does the Form 3 indicate any stock or options owned by the director?

No. Table I and Table II are empty and the filing states explicitly: "No securities are beneficially owned."

When was the Form 3 signed and filed?

The Form 3 shows the event date 09/02/2025 and bears a signature by an attorney-in-fact dated 09/04/2025.

Why is a Form 3 filed for an individual with no securities?

Section 16 requires initial reporting by certain officers and directors to establish their reporting status even if they hold no securities at the time of the filing.

Does this Form 3 reveal any transactions or derivative holdings?

No. The filing contains no transactions, derivative securities, or amounts of underlying shares; both securities tables are empty.