ONE GAS INC

Ticker: OGS CUSIP: 68235P108 Class: COM

BlackRock, Inc.'s Holding History (CIK: 0002012383)

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

Q4 2025

Shares 8,769,883 Value ($000) $677,473 Avg Close $80.38 Range $76.52 - $83.96

Q3 2025

Shares 8,370,691 Value ($000) $677,524 Avg Close $74.90 Range $71.27 - $81.48

Q2 2025

Shares 8,533,330 Value ($000) $613,205 Avg Close $75.12 Range $69.75 - $82.25

Q1 2025

Shares 8,394,981 Value ($000) $634,577 Avg Close $72.08 Range $66.38 - $77.00

Q4 2024

Shares 8,486,246 Value ($000) $587,673 Avg Close $72.98 Range $66.92 - $78.89

Q3 2024

Shares 7,877,812 Value ($000) $586,267 Avg Close $68.78 Range $61.54 - $74.99

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	8,769,883	$677,473	$80.38	$76.52 - $83.96
Q3 2025	8,370,691	$677,524	$74.90	$71.27 - $81.48
Q2 2025	8,533,330	$613,205	$75.12	$69.75 - $82.25
Q1 2025	8,394,981	$634,577	$72.08	$66.38 - $77.00
Q4 2024	8,486,246	$587,673	$72.98	$66.92 - $78.89
Q3 2024	7,877,812	$586,267	$68.78	$61.54 - $74.99