SES AI Corp — Director's Dealing 2025

Dec 16, 2025

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: SES AI Corp (SES)
CIK: 0001819142
Period of Report: 2025-12-15

Reporting Person: Gan Hong (N/A)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2025-12-15	Class A Common Stock	M	93277	$0.15	Acquired	1346563	Direct
2025-12-15	Class A Common Stock	M	6723	$0.16	Acquired	1353286	Direct
2025-12-15	Class A Common Stock	S	100000	$1.9789	Disposed	1253286	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2025-12-15	Stock Option (Right to Buy)	$0.15	M	93277	Disposed	2029-03-13	Class A Common Stock (93277)	Direct
2025-12-15	Stock Option (Right to Buy)	$0.16	M	6723	Disposed	2031-02-09	Class A Common Stock (6723)	Direct

Footnotes

F1: The option exercise and sale of Class A Common Stock of the issuer was executed pursuant to a Rule 10b5-1 plan entered into by the Reporting Person on August 14, 2025.

F2: Includes 852,222 shares of Class A Common Stock underlying restricted stock units, which are subject to forfeiture until they vest.

F3: The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1.935 to $2.07, inclusive. The Reporting Person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote to this Form 4.

F4: Reflects fully vested options granted on March 14, 2019.

F5: Reflects fully vested options granted on February 10, 2021.