DIAL CHRISTOPHER B. (SVP, GC and Secretary) exercised options at WESTERN MIDSTREAM PARTNERS, LP

Option exercise — a mechanical event triggered by vesting or expiry. Not a discretionary conviction trade.

M · 2 exercises

DIAL CHRISTOPHER B.

Filed: 2/15/2022ACC: 0001127602-22-005093

InsiderDIAL CHRISTOPHER B.CIK 1729009

→

IssuerWESTERN MIDSTREAM PARTNERS, LPCIK 1423902

Officer· SVP, GC and Secretary

Since Dec 2019

-5.12K

Net shares

Net seller

$139.6K

Total sold

Open market trades

0B · 0S

Total transactions

20.36K acquired · 25.49K disposed

Non-Derivative Transactions4

Common units representing limited partner interests

Direct

M · Option Exercise

+11.44K

Price / share

—

Trade value

—

% of position

80.0%

2/12/2022

14.30K→25.75K

Common units representing limited partner interests

Direct

F · Tax Withholding

−2.95K

Price / share

$27.27

Trade value

$80.42K

% of position

11.5%

2/12/2022

25.75K→22.80K

Common units representing limited partner interests

Direct

M · Option Exercise

+8.92K

Price / share

—

Trade value

—

% of position

39.1%

2/12/2022

22.80K→31.72K

Common units representing limited partner interests

Direct

F · Tax Withholding

−2.17K

Price / share

$27.27

Trade value

$59.23K

% of position

6.8%

2/12/2022

31.72K→29.55K

Total

Net shares

+15.24K

Net value

-$139.65K

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Common units representing limited partner interests Direct	2/12/2022	M · Option Exercise	+11.44K	—	—	80.0%	14.30K	25.75K
Common units representing limited partner interests Direct	2/12/2022	F · Tax Withholding	−2.95K	$27.27	$80.42K	11.5%	25.75K	22.80K
Common units representing limited partner interests Direct	2/12/2022	M · Option Exercise	+8.92K	—	—	39.1%	22.80K	31.72K
Common units representing limited partner interests Direct	2/12/2022	F · Tax Withholding	−2.17K	$27.27	$59.23K	6.8%	31.72K	29.55K
Total			+15.24K		-$139.65K

Derivative Transactions2

Phantom Units

Direct

M · Option Exercise

Converts to

Common units representing limited partner interests

11.44K shares

−11.44K

Strike price

Held after

11.44K

Exercisable

—

2/12/2022

Phantom Units

Direct

M · Option Exercise

Converts to

Common units representing limited partner interests

8.92K shares

−8.92K

Strike price

Held after

17.84K

Exercisable

—

2/12/2022

Security	Converts To	Date	Type	Shares	Strike Price	Exercisable	Held After
Phantom Units Direct	Common units representing limited partner interests11.44K shares	2/12/2022	M · Option Exercise	−11.44K		—	11.44K
Phantom Units Direct	Common units representing limited partner interests8.92K shares	2/12/2022	M · Option Exercise	−8.92K		—	17.84K

Non-Derivative Holdings (Post-Transaction)0

No non-derivative holdings reported

Derivative Holdings (Post-Transaction)4

2021 Performance Unit - TUR

Direct

Underlying security

Common units representing limited partner interests

Underlying shares

26.76K

Shares owned

26.76K

Exercise price

Expiration

—

Exercise window

—

2020 Performance Unit - ROA

Direct

Underlying security

Common units representing limited partner interests

Underlying shares

9.36K

Shares owned

9.36K

Exercise price

Expiration

—

Exercise window

—

2020 Performance Unit - TUR

Direct

Underlying security

Common units representing limited partner interests

Underlying shares

9.36K

Shares owned

9.36K

Exercise price

Expiration

—

Exercise window

—

2021 Performance Unit - ROA

Direct

Underlying security

Common units representing limited partner interests

Underlying shares

26.76K

Shares owned

26.76K

Exercise price

Expiration

—

Exercise window

—

Total

Underlying

72.25K

Owned

72.25K

Security	Underlying	Exercise Price	Exercise Window	Expiration	Underlying Shares	Shares Owned
2021 Performance Unit - TUR Direct	Common units representing limited partner interests	0	—	—	26.76K	26.76K
2020 Performance Unit - ROA Direct	Common units representing limited partner interests	0	—	—	9.36K	9.36K
2020 Performance Unit - TUR Direct	Common units representing limited partner interests	0	—	—	9.36K	9.36K
2021 Performance Unit - ROA Direct	Common units representing limited partner interests	0	—	—	26.76K	26.76K
Total					72.25K	72.25K