Tiancheng Lou - 25 Sep 2026 Form 4 Insider Report for Pony AI Inc. (PONY)

Reporting relationship: Chief Technology Officer, Director
Issuer ticker: PONY
Reported as of: 25 Sep 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 29 Sep 2026, 16:01:31 UTC
Prior SEC filing: 29 Jun 2026
Source filing: View source filing
Reporting owner signature: /s/ Tiancheng Lou

Key filing fact

Tiancheng Lou filed Form 4 for Pony AI Inc. (PONY) on 29 Sep 2026.

Key facts

This page summarizes Tiancheng Lou's Form 4 filing for Pony AI Inc. (PONY).
3 reported transactions and 1 derivative row are listed below.
Accepted by SEC: 29 Sep 2026, 16:01.

Change

Previous filing in this sequence was filed on 29 Jun 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 0002067493 Primary reporting owner

Lou Tiancheng

Relationship: Chief Technology Officer, Director
Address: 1301 PEARL DEVELOPMENT BLDG, 1 MINGZHU, 1ST STREET, HENGLI TOWN, NANSHA DISTRICT, GUANGZHOU, CHINA
Signature: /s/ Tiancheng Lou
Signature date: 29 Sep 2026

Reported non-derivative transactions

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

PONY transaction

Class A Ordinary Shares

Options Exercise

Transaction value
Shares: +31,250
Change %: +39%
Price
Shares after: 111,447
Date: 25 Sep 2026
Ownership: Direct
Footnotes: F1

PONY transaction

Class A Ordinary Shares

Disposed to Issuer

Transaction value
Shares: -25,729
Change %: -23%
Price: $6.89^*
Shares after: 85,718
Date: 25 Sep 2026
Ownership: Direct
Footnotes: F2

PONY holding

Class A Ordinary Shares

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 110,828
Date: 25 Sep 2026
Ownership: By IWAY LLC

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

PONY transaction Derivative

Restricted Stock Units

Options Exercise

Transaction value
Shares: -31,250
Change %: -11%
Price: $0.000000^*
Shares after: 260,417
Date: 25 Sep 2026
Ownership: Direct
Underlying class: Class A Ordinary Shares
Underlying amount: 31,250
Exercise price
Footnotes: F3, F4, F5

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

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 5 footnotes

Footnote F1

Reflects restricted stock units (RSUs) that vested and settled into Class A ordinary shares.

Footnote F2

25,729 vested RSUs were settled in cash based on fair market value on September 25, 2026, as determined by the Issuer pursuant to the 2016 share incentive plan.

Footnote F3

Each RSU represents the right to receive, upon vesting, one Class A ordinary share.

Footnote F4

This RSU award was granted on December 4, 2024. The vesting schedules are 25% of the total RSU granted shall vest on the first anniversary of October 31, 2024, and the remaining 75% of the total RSU granted are scheduled to vest equally with 6.25% at the 25th day of the last month of each quarter thereafter.

Footnote F5

This grant does not have an expiration date.