STRATTON MARC DAVID (See remarks below.) exercised options at SUMMIT MIDSTREAM PARTNERS, LP

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

M · 1 exercise

STRATTON MARC DAVID

Filed: 3/8/2022ACC: 0001209191-22-017123

InsiderSTRATTON MARC DAVIDCIK 1761288

→

IssuerSUMMIT MIDSTREAM PARTNERS, LPCIK 1549922

Officer· See remarks below.

Since Dec 2018

-20.35K

Net shares

Net seller

$317.1K

Total sold

Open market trades

0B · 0S

Total transactions

46.66K acquired · 67.01K disposed

Non-Derivative Transactions5

Common Units

Direct

M · Option Exercise

+46.66K

Price / share

—

Trade value

—

% of position

New position

3/4/2022

0.00→46.66K

Common Units

Direct

F · Tax Withholding

−394.00

Price / share

$15.58

Trade value

$6.14K

% of position

0.8%

3/4/2022

46.66K→46.27K

Common Units

Direct

F · Tax Withholding

−1K

Price / share

$15.58

Trade value

$15.64K

% of position

2.2%

3/4/2022

46.27K→45.26K

Common Units

Direct

F · Tax Withholding

−7.64K

Price / share

$15.58

Trade value

$119.02K

% of position

16.9%

3/4/2022

45.26K→37.62K

Common Units

Direct

F · Tax Withholding

−11.31K

Price / share

$15.58

Trade value

$176.26K

% of position

30.1%

3/4/2022

37.62K→26.31K

Total

Net shares

+26.31K

Net value

-$317.05K

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Common Units Direct	3/4/2022	M · Option Exercise	+46.66K	—	—	New position	0.00	46.66K
Common Units Direct	3/4/2022	F · Tax Withholding	−394.00	$15.58	$6.14K	0.8%	46.66K	46.27K
Common Units Direct	3/4/2022	F · Tax Withholding	−1K	$15.58	$15.64K	2.2%	46.27K	45.26K
Common Units Direct	3/4/2022	F · Tax Withholding	−7.64K	$15.58	$119.02K	16.9%	45.26K	37.62K
Common Units Direct	3/4/2022	F · Tax Withholding	−11.31K	$15.58	$176.26K	30.1%	37.62K	26.31K
Total			+26.31K		-$317.05K

Derivative Transactions4

Phantom Units

Direct

M · Option Exercise

Converts to

Common Units

1.31K shares

−1.31K

Strike price

Held after

0.00

Exercisable

—

3/4/2022

Phantom Units

Direct

M · Option Exercise

Converts to

Common Units

3.33K shares

−3.33K

Strike price

Held after

0.00

Exercisable

—

3/4/2022

Phantom Units

Direct

M · Option Exercise

Converts to

Common Units

16.94K shares

−16.94K

Strike price

Held after

0.00

Exercisable

—

3/4/2022

Phantom Units

Direct

M · Option Exercise

Converts to

Common Units

25.08K shares

−25.08K

Strike price

Held after

0.00

Exercisable

—

3/4/2022

Security	Converts To	Date	Type	Shares	Exercisable
Phantom Units Direct	Common Units1.31K shares	3/4/2022	M · Option Exercise	−1.31K	—
Phantom Units Direct	Common Units3.33K shares	3/4/2022	M · Option Exercise	−3.33K	—
Phantom Units Direct	Common Units16.94K shares	3/4/2022	M · Option Exercise	−16.94K	—
Phantom Units Direct	Common Units25.08K shares	3/4/2022	M · Option Exercise	−25.08K	—