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: 3/18/2019ACC: 0001209191-19-020086

InsiderSTRATTON MARC DAVIDCIK 1761288

→

IssuerSUMMIT MIDSTREAM PARTNERS, LPCIK 1549922

Officer· See remarks below.

Since Dec 2018

+46.49K

Net shares

Net buyer

$0.00

Total acquired

Open market trades

0B · 0S

Total transactions

71.09K acquired · 24.60K disposed

Non-Derivative Transactions1

Common Units

Direct

M · Option Exercise

+12.30K

Price / share

—

Trade value

—

% of position

60.8%

3/15/2019

20.25K→32.55K

Total

Net shares

+12.30K

Net value

$0.00

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Common Units Direct	3/15/2019	M · Option Exercise	+12.30K	—	—	60.8%	20.25K	32.55K
Total			+12.30K		$0.00

Derivative Transactions7

Phantom Units

Direct

M · Option Exercise

Converts to

Common Units

4.27K shares

−4.27K

Strike price

Held after

0.00

Exercisable

—

3/15/2019

Distribution Equivalent Rights

Direct

D · Disposition

Converts to

Common Units

4.27K shares

−4.27K

Strike price

6.90

Held after

0.00

Exercisable

—

3/15/2019

Phantom Units

Direct

M · Option Exercise

Converts to

Common Units

3.11K shares

−3.11K

Strike price

Held after

3.11K

Exercisable

—

3/15/2019

Distribution Equivalent Rights

Direct

D · Disposition

Converts to

Common Units

3.11K shares

−3.11K

Strike price

4.60

Held after

0.00

Exercisable

—

3/15/2019

Phantom Units

Direct

M · Option Exercise

Converts to

Common Units

4.92K shares

−4.92K

Strike price

Held after

9.84K

Exercisable

—

3/15/2019

Distribution Equivalent Rights

Direct

D · Disposition

Converts to

Common Units

4.92K shares

−4.92K

Strike price

2.30

Held after

0.00

Exercisable

—

3/15/2019

Phantom Units

Direct

A · Award

Converts to

Common Units

58.79K shares

+58.79K

Strike price

Held after

58.79K

Exercisable

—

3/15/2019

Security	Converts To	Date	Type	Shares	Strike Price	Exercisable	Held After
Phantom Units Direct	Common Units4.27K shares	3/15/2019	M · Option Exercise	−4.27K		—	0.00
Distribution Equivalent Rights Direct	Common Units4.27K shares	3/15/2019	D · Disposition	−4.27K	6.90	—	0.00
Phantom Units Direct	Common Units3.11K shares	3/15/2019	M · Option Exercise	−3.11K		—	3.11K
Distribution Equivalent Rights Direct	Common Units3.11K shares	3/15/2019	D · Disposition	−3.11K	4.60	—	0.00
Phantom Units Direct	Common Units4.92K shares	3/15/2019	M · Option Exercise	−4.92K		—	9.84K
Distribution Equivalent Rights Direct	Common Units4.92K shares	3/15/2019	D · Disposition	−4.92K	2.30	—	0.00
Phantom Units Direct	Common Units58.79K shares	3/15/2019	A · Award	+58.79K		—	58.79K