ONE GAS INC

Ticker: OGS CUSIP: 68235P108 Class: COM

GROUP ONE TRADING, L.P.'s Holding History (CIK: 0000932540)

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

Q4 2020

Shares 1,800 Value ($000) $138 Avg Close $75.58 Range $66.94 - $82.40

Q3 2020

Shares 1,800 Value ($000) $124 Avg Close $73.69 Range $65.51 - $79.98

Q4 2014

Shares 1,085 Value ($000) $45 Avg Close $38.82 Range $34.05 - $44.32

Q3 2014

Shares 1,085 Value ($000) $37 Avg Close $36.60 Range $34.21 - $38.62

Q2 2014

Shares 3,154 Value ($000) $119 Avg Close $36.58 Range $34.90 - $38.91

Q1 2014

Shares 3,198 Value ($000) $115 Avg Close $34.23 Range $31.94 - $37.01

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2020	1,800	$138	$75.58	$66.94 - $82.40
Q3 2020	1,800	$124	$73.69	$65.51 - $79.98
Q4 2014	1,085	$45	$38.82	$34.05 - $44.32
Q3 2014	1,085	$37	$36.60	$34.21 - $38.62
Q2 2014	3,154	$119	$36.58	$34.90 - $38.91
Q1 2014	3,198	$115	$34.23	$31.94 - $37.01