HALLIBURTON CO

Ticker: HAL CUSIP: 406216101 Class: COM

WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC's Holding History (CIK: 0001644956)

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

Q3 2018

Shares 463,509 Value ($000) $18,786 Avg Close $35.57 Range $30.83 - $40.38

Q2 2018

Shares 466,478 Value ($000) $21,019 Avg Close $42.64 Range $38.13 - $46.97

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2018	463,509	$18,786	$35.57	$30.83 - $40.38
Q2 2018	466,478	$21,019	$42.64	$38.13 - $46.97