OIL STS INTL INC

Ticker: OIS CUSIP: 678026105 Class: Common Stock

Boston Partners's Holding History (CIK: 0001386060)

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

Q4 2022

Shares 42,911 Value ($000) $320 Avg Close $6.19 Range $4.03 - $7.52

Q3 2022

Shares 123,353 Value ($000) $480 Avg Close $4.78 Range $3.51 - $5.62

Q2 2022

Shares 69,158 Value ($000) $375 Avg Close $6.98 Range $5.03 - $9.02

Q1 2022

Shares 197,157 Value ($000) $1,370 Avg Close $6.34 Range $4.84 - $7.98

Q4 2021

Shares 173,775 Value ($000) $864 Avg Close $5.89 Range $4.42 - $7.28

Q3 2021

Shares 96,555 Value ($000) $617 Avg Close $6.01 Range $4.77 - $8.44

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2022	42,911	$320	$6.19	$4.03 - $7.52
Q3 2022	123,353	$480	$4.78	$3.51 - $5.62
Q2 2022	69,158	$375	$6.98	$5.03 - $9.02
Q1 2022	197,157	$1,370	$6.34	$4.84 - $7.98
Q4 2021	173,775	$864	$5.89	$4.42 - $7.28
Q3 2021	96,555	$617	$6.01	$4.77 - $8.44