Hong Gan - 14 Apr 2026 Form 4 Insider Report for SES AI Corp (SES)

Reporting relationship: CHIEF SCIENCE OFFICER
Issuer ticker: SES
Reported as of: 14 Apr 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 16 Apr 2026, 17:30:07 UTC
Prior SEC filing: 31 Mar 2026
Source filing: View source filing
Reporting owner signature: /s/ Kyle Pilkington, Attorney-in-Fact

Key filing fact

Hong Gan filed Form 4 for SES AI Corp (SES) on 16 Apr 2026.

Key facts

This page summarizes Hong Gan's Form 4 filing for SES AI Corp (SES).
1 reported transaction and 0 derivative rows are listed below.
Accepted by SEC: 16 Apr 2026, 17:30.

Change

Previous filing in this sequence was filed on 31 Mar 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 0001907008 Primary reporting owner

Gan Hong

Relationship: CHIEF SCIENCE OFFICER
Address: C/O SES AI CORPORATION, 35 CABOT ROAD, WOBURN
Signature: /s/ Kyle Pilkington, Attorney-in-Fact
Signature date: 16 Apr 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: -32,138
Change %: -3%
Price: $1.10^*
Shares after: 1,031,576
Date: 14 Apr 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 474,580 shares of Class A Common Stock underlying restricted stock units, which are subject to forfeiture until they vest.