OIL STS INTL INC

Ticker: OIS CUSIP: 678026105 Class: Common Stock

BROWN BROTHERS HARRIMAN & CO's Holding History (CIK: 0000014661)

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

Q3 2022

Shares 1,194 Value ($000) $5 Avg Close $4.78 Range $3.51 - $5.62

Q3 2020

Shares 67 Value ($000) $0 Avg Close $4.34 Range $2.69 - $5.66

Q2 2020

Shares 100 Value ($000) $0 Avg Close $3.84 Range $1.77 - $8.20

Q1 2020

Shares 100 Value ($000) $0 Avg Close $9.18 Range $1.52 - $16.91

Q2 2013

Shares 405 Value ($000) $38 Avg Close $51.03 Range $40.78 - $59.14

Q1 2013

Shares 405 Value ($000) $33 Avg Close $44.44 Range $40.73 - $47.26

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2022	1,194	$5	$4.78	$3.51 - $5.62
Q3 2020	67	$0	$4.34	$2.69 - $5.66
Q2 2020	100	$0	$3.84	$1.77 - $8.20
Q1 2020	100	$0	$9.18	$1.52 - $16.91
Q2 2013	405	$38	$51.03	$40.78 - $59.14
Q1 2013	405	$33	$44.44	$40.73 - $47.26