Willie Cw Chiang - 14 May 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: 14 May 2021
Net transactions value: -$98,478
Form type: 4
Filing time: 18 May 2021, 16:18:52 UTC
Next filing: 17 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	+25,000	+9.5%	$0.000000	286,814	14 May 2021	Direct
transaction	PAA	Common Units	Tax liability	$98,478	-9,838	-3.4%	$10.01	276,976	14 May 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	-25,000	-100%	$0.000000^*	0	14 May 2021	Common Units	25,000		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