LIBERTY ENERGY INC

Ticker: LBRT CUSIP: 53115L104 Class: Common Stock

CUSHING ASSET MANAGEMENT, LP dba NXG INVESTMENT MANAGEMENT's Holding History (CIK: 0001329375)

Note: Option positions (PUT/CALL) are excluded.

Q4 2018

Shares 175,985 Value ($000) $2,279 Avg Close $18.14 Range $12.32 - $23.51

Q2 2018

Shares 166,796 Value ($000) $3,122 Avg Close $19.60 Range $16.04 - $23.90

Q1 2018

Shares 104,739 Value ($000) $1,769 Avg Close $19.66 Range $16.00 - $23.78

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2018	175,985	$2,279	$18.14	$12.32 - $23.51
Q2 2018	166,796	$3,122	$19.60	$16.04 - $23.90
Q1 2018	104,739	$1,769	$19.66	$16.00 - $23.78