OIL STS INTL INC

Ticker: OIS CUSIP: 678026105 Class: Common Stock

Cerity Partners LLC's Holding History (CIK: 0001566475)

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

Q4 2025

Shares 29,957 Value ($000) $203 Avg Close $6.42 Range $5.50 - $7.19

Q3 2025

Shares 25,769 Value ($000) $156 Avg Close $5.48 Range $4.75 - $6.42

Q1 2025

Shares 21,573 Value ($000) $111 Avg Close $5.25 Range $4.64 - $5.86

Q4 2024

Shares 12,770 Value ($000) $64 Avg Close $4.98 Range $4.10 - $5.84

Q3 2024

Shares 14,177 Value ($000) $65 Avg Close $4.79 Range $4.03 - $5.83

Q2 2024

Shares 10,623 Value ($000) $47 Avg Close $4.81 Range $3.91 - $6.53

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	29,957	$203	$6.42	$5.50 - $7.19
Q3 2025	25,769	$156	$5.48	$4.75 - $6.42
Q1 2025	21,573	$111	$5.25	$4.64 - $5.86
Q4 2024	12,770	$64	$4.98	$4.10 - $5.84
Q3 2024	14,177	$65	$4.79	$4.03 - $5.83
Q2 2024	10,623	$47	$4.81	$3.91 - $6.53