Kang Xu - 01 Sep 2026 Form 4 Insider Report for SES AI Corp (SES)

Reporting relationship: CHIEF TECHNOLOGY OFFICER
Issuer ticker: SES
Reported as of: 01 Sep 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 03 Sep 2026, 17:30:05 UTC
Prior SEC filing: 20 May 2026
Source filing: View source filing
Reporting owner signature: /s/ Kyle Pilkington, Attorney-in-Fact

Key filing fact

Kang Xu filed Form 4 for SES AI Corp (SES) on 03 Sep 2026.

Key facts

This page summarizes Kang Xu's Form 4 filing for SES AI Corp (SES).
1 reported transaction and 0 derivative rows are listed below.
Accepted by SEC: 03 Sep 2026, 17:30.

Change

Previous filing in this sequence was filed on 20 May 2026.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0002039201 Primary reporting owner

Xu Kang

Relationship: CHIEF TECHNOLOGY OFFICER
Address: C/O SES AI CORPORATION, 35 CABOT RD, WOBURN
Signature: /s/ Kyle Pilkington, Attorney-in-Fact
Signature date: 03 Sep 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

SES transaction

Class A Common Stock

Tax liability

Transaction value
Shares: -35,198
Change %: -4.4%
Price: $0.5230^*
Shares after: 766,437
Date: 01 Sep 2026
Ownership: Direct
Footnotes: F1, F2

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 2 footnotes

Footnote F1

Represents shares withheld to cover the Reporting Person's withholding tax obligations in connection with the vesting of restricted stock units ("RSUs"). These shares were not sold by the Reporting Person.

Footnote F2

Includes 458,528 shares of Class A Common Stock underlying restricted stock units, which are subject to forfeiture until they vest.