Willie Cw Chiang - 13 Aug 2021 Form 4 Insider Report for PLAINS ALL AMERICAN PIPELINE LP (PAA)

Role: Chairman and CEO, Director
Signature: /s/ Ann F. Gullion, as attorney-in-fact for Willie CW Chiang
Issuer symbol: PAA
Transactions as of: 13 Aug 2021
Net transactions value: -$108,761
Form type: 4
Filing time: 17 Aug 2021, 17:19:50 UTC
Previous filing: 18 May 2021
Next filing: 23 Aug 2021
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	PAA	Common Units	Options Exercise	$0	+27,500	+9.9%	$0.000000	304,476	13 Aug 2021	Direct
transaction	PAA	Common Units	Tax liability	$108,761	-10,822	-3.6%	$10.05	293,654	13 Aug 2021	Direct

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	PAA	Phantom Units	Options Exercise	$0	-27,500	-100%	$0.000000^*	0	13 Aug 2021	Common Units	27,500		Direct	F1, F2, F3

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Phantom Units granted under Long-Term Incentive Plan (includes distribution equivalent rights payable in cash).
F2	One common unit is deliverable, upon vesting, for each Phantom Unit that vests.
F3	N/A