SICINSKI MATTHEW B. (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 · 3 exercises

SICINSKI MATTHEW B.

Filed: 3/17/2023ACC: 0001209191-23-019934

InsiderSICINSKI MATTHEW B.CIK 1911802

→

IssuerSUMMIT MIDSTREAM PARTNERS, LPCIK 1549922

Officer· See remarks below.

Since Feb 2022

+14.52K

Net shares

Net buyer

$21.6K

Total sold

Open market trades

0B · 0S

Total transactions

21.42K acquired · 6.90K disposed

Non-Derivative Transactions6

Common Units

Direct

M · Option Exercise

+2.93K

Price / share

—

Trade value

—

% of position

57.6%

3/15/2023

5.09K→8.02K

Common Units

Direct

F · Tax Withholding

−715.00

Price / share

$16.00

Trade value

$11.44K

% of position

8.9%

3/15/2023

8.02K→7.31K

Common Units

Direct

M · Option Exercise

+867.00

Price / share

—

Trade value

—

% of position

11.9%

3/15/2023

7.31K→8.18K

Common Units

Direct

F · Tax Withholding

−212.00

Price / share

$16.00

Trade value

$3.39K

% of position

2.6%

3/15/2023

8.18K→7.96K

Common Units

Direct

M · Option Exercise

+1.75K

Price / share

—

Trade value

—

% of position

21.9%

3/15/2023

7.96K→9.71K

Common Units

Direct

F · Tax Withholding

−426.00

Price / share

$16.00

Trade value

$6.82K

% of position

4.4%

3/15/2023

9.71K→9.29K

Total

Net shares

+4.19K

Net value

-$21.65K

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Common Units Direct	3/15/2023	M · Option Exercise	+2.93K	—	—	57.6%	5.09K	8.02K
Common Units Direct	3/15/2023	F · Tax Withholding	−715.00	$16.00	$11.44K	8.9%	8.02K	7.31K
Common Units Direct	3/15/2023	M · Option Exercise	+867.00	—	—	11.9%	7.31K	8.18K
Common Units Direct	3/15/2023	F · Tax Withholding	−212.00	$16.00	$3.39K	2.6%	8.18K	7.96K
Common Units Direct	3/15/2023	M · Option Exercise	+1.75K	—	—	21.9%	7.96K	9.71K
Common Units Direct	3/15/2023	F · Tax Withholding	−426.00	$16.00	$6.82K	4.4%	9.71K	9.29K
Total			+4.19K		-$21.65K

Derivative Transactions5

Phantom Units

Direct

A · Award

Converts to

Common Units

9.52K shares

+9.52K

Strike price

Held after

9.52K

Exercisable

—

3/15/2023

Phantom Units

Direct

A · Award

Converts to

Common Units

6.35K shares

+6.35K

Strike price

Held after

6.35K

Exercisable

—

3/15/2023

Phantom Units

Direct

M · Option Exercise

Converts to

Common Units

2.93K shares

−2.93K

Strike price

Held after

0.00

Exercisable

—

3/15/2023

Phantom Units

Direct

M · Option Exercise

Converts to

Common Units

867.00 shares

−867.00

Strike price

Held after

866.00

Exercisable

—

3/15/2023

Phantom Units

Direct

M · Option Exercise

Converts to

Common Units

1.75K shares

−1.75K

Strike price

Held after

3.49K

Exercisable

—

3/15/2023

Security	Converts To	Date	Type	Shares	Exercisable	Held After
Phantom Units Direct	Common Units9.52K shares	3/15/2023	A · Award	+9.52K	—	9.52K
Phantom Units Direct	Common Units6.35K shares	3/15/2023	A · Award	+6.35K	—	6.35K
Phantom Units Direct	Common Units2.93K shares	3/15/2023	M · Option Exercise	−2.93K	—	0.00
Phantom Units Direct	Common Units867.00 shares	3/15/2023	M · Option Exercise	−867.00	—	866.00
Phantom Units Direct	Common Units1.75K shares	3/15/2023	M · Option Exercise	−1.75K	—	3.49K