OIL STS INTL INC

Ticker: OIS CUSIP: 678026105 Class: Common Stock

Fortitude Family Office, LLC's Holding History (CIK: 0001950506)

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

Q4 2025

Shares 708 Value ($000) $5 Avg Close $6.42 Range $5.50 - $7.19

Q3 2025

Shares 708 Value ($000) $4 Avg Close $5.48 Range $4.75 - $6.42

Q2 2025

Shares 708 Value ($000) $4 Avg Close $4.42 Range $3.08 - $5.81

Q1 2025

Shares 312 Value ($000) $2 Avg Close $5.25 Range $4.64 - $5.86

Q4 2024

Shares 312 Value ($000) $2 Avg Close $4.98 Range $4.10 - $5.84

Q1 2024

Shares 3,191 Value ($000) $20 Avg Close $5.97 Range $5.22 - $6.95

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	708	$5	$6.42	$5.50 - $7.19
Q3 2025	708	$4	$5.48	$4.75 - $6.42
Q2 2025	708	$4	$4.42	$3.08 - $5.81
Q1 2025	312	$2	$5.25	$4.64 - $5.86
Q4 2024	312	$2	$4.98	$4.10 - $5.84
Q1 2024	3,191	$20	$5.97	$5.22 - $6.95