DIAMONDBACK ENERGY INC

Ticker: FANG CUSIP: 25278X109 Class: Com

Portolan Capital Management, LLC's Holding History (CIK: 0001350290)

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

Q4 2019

Shares 110,300 Value ($000) $10,242 Avg Close $64.81 Range $57.18 - $72.77

Q3 2019

Shares 132,040 Value ($000) $11,872 Avg Close $77.41 Range $67.44 - $87.01

Q2 2019

Shares 131,554 Value ($000) $14,335 Avg Close $81.14 Range $73.48 - $88.64

Q1 2019

Shares 114,228 Value ($000) $11,598 Avg Close $79.50 Range $69.70 - $84.50

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2019	110,300	$10,242	$64.81	$57.18 - $72.77
Q3 2019	132,040	$11,872	$77.41	$67.44 - $87.01
Q2 2019	131,554	$14,335	$81.14	$73.48 - $88.64
Q1 2019	114,228	$11,598	$79.50	$69.70 - $84.50