Chris Herbold - 14 Aug 2026 Form 4 Insider Report for PLAINS ALL AMERICAN PIPELINE LP (PAA)

Reporting relationship: Sr. VP Finance & CAO
Issuer ticker: PAA
Reported as of: 14 Aug 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 17 Aug 2026, 18:14:56 UTC
Prior SEC filing: 18 Aug 2025
Source filing: View source filing
Reporting owner signature: /s/ Ann F. Gullion, as attorney-in-fact for Reporting Person

Key filing fact

Chris Herbold filed Form 4 for PLAINS ALL AMERICAN PIPELINE LP (PAA) on 17 Aug 2026.

Key facts

This page summarizes Chris Herbold's Form 4 filing for PLAINS ALL AMERICAN PIPELINE LP (PAA).
5 reported transactions and 2 derivative rows are listed below.
Accepted by SEC: 17 Aug 2026, 18:14.

Change

Previous filing in this sequence was filed on 18 Aug 2025.
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 0001497929 Primary reporting owner

Herbold Chris

Relationship: Sr. VP Finance & CAO
Address: 333 CLAY STREET, SUITE 1600, HOUSTON
Signature: /s/ Ann F. Gullion, as attorney-in-fact for Reporting Person
Signature date: 17 Aug 2026

Reported non-derivative transactions

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

PAA transaction

Common Units

Options Exercise

Transaction value
Shares: +100,000
Change %: +41%
Price: $0.000000^*
Shares after: 341,073
Date: 14 Aug 2026
Ownership: Direct

PAA transaction

Common Units

Options Exercise

Transaction value
Shares: +40,609
Change %: +12%
Price: $0.000000^*
Shares after: 381,682
Date: 14 Aug 2026
Ownership: Direct

PAA transaction

Common Units

Tax liability

Transaction value
Shares: -54,241
Change %: -14%
Price: $23.45^*
Shares after: 327,441
Date: 14 Aug 2026
Ownership: Direct

Reported derivative securities

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

PAA transaction Derivative

Phantom Units

Options Exercise

Transaction value
Shares: -100,000
Change %: -100%
Price: $0.000000^*
Shares after: 0
Date: 14 Aug 2026
Ownership: Direct
Underlying class: Common Units
Underlying amount: 100,000
Exercise price
Footnotes: F1, F2

PAA transaction Derivative

Phantom Units

Options Exercise

Transaction value
Shares: -40,609
Change %: -100%
Price: $0.000000^*
Shares after: 0
Date: 14 Aug 2026
Ownership: Direct
Underlying class: Common Units
Underlying amount: 40,609
Exercise price
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

Phantom Units granted under Long-Term Incentive Plan (includes distribution equivalent rights payable in cash).

Footnote F2

One common unit is deliverable, upon vesting, for each Phantom Unit that vests.