ONE GAS INC

Ticker: OGS CUSIP: 68235P108 Class: COM

HENNESSY ADVISORS INC's Holding History (CIK: 0001145255)

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

Q4 2025

Shares 76,075 Value ($000) $5,877 Avg Close $80.38 Range $76.52 - $83.96

Q3 2025

Shares 78,875 Value ($000) $6,384 Avg Close $74.90 Range $71.27 - $81.48

Q2 2025

Shares 90,675 Value ($000) $6,516 Avg Close $75.12 Range $69.75 - $82.25

Q1 2025

Shares 88,575 Value ($000) $6,695 Avg Close $72.08 Range $66.38 - $77.00

Q4 2024

Shares 87,775 Value ($000) $6,078 Avg Close $72.98 Range $66.92 - $78.89

Q3 2024

Shares 85,375 Value ($000) $6,354 Avg Close $68.78 Range $61.54 - $74.99

Q2 2024

Shares 88,675 Value ($000) $5,662 Avg Close $62.72 Range $58.31 - $66.52

Q1 2024

Shares 87,175 Value ($000) $5,625 Avg Close $61.35 Range $57.74 - $65.75

Q4 2023

Shares 89,475 Value ($000) $5,701 Avg Close $63.18 Range $55.50 - $70.66

Q3 2023

Shares 91,875 Value ($000) $6,273 Avg Close $75.57 Range $67.94 - $82.06

Q2 2023

Shares 92,275 Value ($000) $7,088 Avg Close $79.91 Range $75.88 - $83.89

Q1 2023

Shares 96,075 Value ($000) $7,612 Avg Close $79.26 Range $73.46 - $84.26

Q4 2022

Shares 96,075 Value ($000) $7 Avg Close $77.17 Range $68.86 - $89.01

Q3 2022

Shares 105,375 Value ($000) $7,417 Avg Close $80.56 Range $70.22 - $85.81

Q2 2022

Shares 105,375 Value ($000) $8,555 Avg Close $85.62 Range $76.73 - $92.26

Q1 2022

Shares 112,575 Value ($000) $9,934 Avg Close $80.54 Range $73.37 - $89.63

Q4 2021

Shares 113,875 Value ($000) $8,836 Avg Close $69.61 Range $63.23 - $78.01

Q3 2021

Shares 133,375 Value ($000) $8,452 Avg Close $71.29 Range $62.52 - $75.93

Q2 2021

Shares 137,875 Value ($000) $10,219 Avg Close $77.01 Range $72.50 - $81.90

Q1 2021

Shares 141,875 Value ($000) $10,912 Avg Close $72.97 Range $66.77 - $78.01

Q4 2020

Shares 143,575 Value ($000) $11,022 Avg Close $75.58 Range $66.94 - $82.40

Q3 2020

Shares 172,575 Value ($000) $11,909 Avg Close $73.69 Range $65.51 - $79.98

Q2 2020

Shares 191,875 Value ($000) $14,784 Avg Close $80.79 Range $72.25 - $92.00

Q1 2020

Shares 197,875 Value ($000) $16,546 Avg Close $88.45 Range $63.67 - $96.97

Q4 2019

Shares 216,475 Value ($000) $20,256 Avg Close $91.47 Range $84.90 - $96.66

Q3 2019

Shares 227,675 Value ($000) $21,882 Avg Close $91.28 Range $86.81 - $96.53

Q2 2019

Shares 232,675 Value ($000) $21,011 Avg Close $88.47 Range $85.45 - $92.66

Q1 2019

Shares 254,675 Value ($000) $22,674 Avg Close $84.03 Range $75.82 - $90.52

Q4 2018

Shares 246,675 Value ($000) $19,635 Avg Close $82.46 Range $75.51 - $87.75

Q3 2018

Shares 283,675 Value ($000) $23,341 Avg Close $78.28 Range $73.75 - $83.12

Q2 2018

Shares 289,675 Value ($000) $21,650 Avg Close $71.11 Range $65.00 - $76.24

Q1 2018

Shares 330,675 Value ($000) $21,831 Avg Close $67.29 Range $62.20 - $73.58

Q4 2017

Shares 389,675 Value ($000) $28,548 Avg Close $75.81 Range $70.66 - $79.51

Q3 2017

Shares 409,875 Value ($000) $30,183 Avg Close $73.35 Range $68.45 - $76.06

Q2 2017

Shares 428,875 Value ($000) $29,940 Avg Close $69.75 Range $67.27 - $72.97

Q1 2017

Shares 444,525 Value ($000) $30,050 Avg Close $64.84 Range $61.42 - $68.79

Q4 2016

Shares 433,325 Value ($000) $27,715 Avg Close $60.73 Range $55.98 - $64.94

Q3 2016

Shares 454,625 Value ($000) $28,114 Avg Close $63.44 Range $59.28 - $67.35

Q2 2016

Shares 402,625 Value ($000) $26,811 Avg Close $60.28 Range $56.51 - $66.60

Q1 2016

Shares 387,625 Value ($000) $23,684 Avg Close $56.41 Range $48.01 - $62.25

Q4 2015

Shares 405,125 Value ($000) $20,325 Avg Close $48.28 Range $44.68 - $51.79

Q3 2015

Shares 500,125 Value ($000) $22,671 Avg Close $43.80 Range $41.23 - $45.58

Q2 2015

Shares 604,525 Value ($000) $25,729 Avg Close $42.67 Range $40.83 - $44.75

Q1 2015

Shares 589,525 Value ($000) $25,485 Avg Close $42.74 Range $38.88 - $46.50

Q4 2014

Shares 600,578 Value ($000) $24,756 Avg Close $38.82 Range $34.05 - $44.32

Q3 2014

Shares 615,578 Value ($000) $21,084 Avg Close $36.60 Range $34.21 - $38.62

Q2 2014

Shares 550,078 Value ($000) $20,765 Avg Close $36.58 Range $34.90 - $38.91

Q1 2014

Shares 507,078 Value ($000) $18,219 Avg Close $34.23 Range $31.94 - $37.01

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	76,075	$5,877	$80.38	$76.52 - $83.96
Q3 2025	78,875	$6,384	$74.90	$71.27 - $81.48
Q2 2025	90,675	$6,516	$75.12	$69.75 - $82.25
Q1 2025	88,575	$6,695	$72.08	$66.38 - $77.00
Q4 2024	87,775	$6,078	$72.98	$66.92 - $78.89
Q3 2024	85,375	$6,354	$68.78	$61.54 - $74.99
Q2 2024	88,675	$5,662	$62.72	$58.31 - $66.52
Q1 2024	87,175	$5,625	$61.35	$57.74 - $65.75
Q4 2023	89,475	$5,701	$63.18	$55.50 - $70.66
Q3 2023	91,875	$6,273	$75.57	$67.94 - $82.06
Q2 2023	92,275	$7,088	$79.91	$75.88 - $83.89
Q1 2023	96,075	$7,612	$79.26	$73.46 - $84.26
Q4 2022	96,075	$7	$77.17	$68.86 - $89.01
Q3 2022	105,375	$7,417	$80.56	$70.22 - $85.81
Q2 2022	105,375	$8,555	$85.62	$76.73 - $92.26
Q1 2022	112,575	$9,934	$80.54	$73.37 - $89.63
Q4 2021	113,875	$8,836	$69.61	$63.23 - $78.01
Q3 2021	133,375	$8,452	$71.29	$62.52 - $75.93
Q2 2021	137,875	$10,219	$77.01	$72.50 - $81.90
Q1 2021	141,875	$10,912	$72.97	$66.77 - $78.01
Q4 2020	143,575	$11,022	$75.58	$66.94 - $82.40
Q3 2020	172,575	$11,909	$73.69	$65.51 - $79.98
Q2 2020	191,875	$14,784	$80.79	$72.25 - $92.00
Q1 2020	197,875	$16,546	$88.45	$63.67 - $96.97
Q4 2019	216,475	$20,256	$91.47	$84.90 - $96.66
Q3 2019	227,675	$21,882	$91.28	$86.81 - $96.53
Q2 2019	232,675	$21,011	$88.47	$85.45 - $92.66
Q1 2019	254,675	$22,674	$84.03	$75.82 - $90.52
Q4 2018	246,675	$19,635	$82.46	$75.51 - $87.75
Q3 2018	283,675	$23,341	$78.28	$73.75 - $83.12
Q2 2018	289,675	$21,650	$71.11	$65.00 - $76.24
Q1 2018	330,675	$21,831	$67.29	$62.20 - $73.58
Q4 2017	389,675	$28,548	$75.81	$70.66 - $79.51
Q3 2017	409,875	$30,183	$73.35	$68.45 - $76.06
Q2 2017	428,875	$29,940	$69.75	$67.27 - $72.97
Q1 2017	444,525	$30,050	$64.84	$61.42 - $68.79
Q4 2016	433,325	$27,715	$60.73	$55.98 - $64.94
Q3 2016	454,625	$28,114	$63.44	$59.28 - $67.35
Q2 2016	402,625	$26,811	$60.28	$56.51 - $66.60
Q1 2016	387,625	$23,684	$56.41	$48.01 - $62.25
Q4 2015	405,125	$20,325	$48.28	$44.68 - $51.79
Q3 2015	500,125	$22,671	$43.80	$41.23 - $45.58
Q2 2015	604,525	$25,729	$42.67	$40.83 - $44.75
Q1 2015	589,525	$25,485	$42.74	$38.88 - $46.50
Q4 2014	600,578	$24,756	$38.82	$34.05 - $44.32
Q3 2014	615,578	$21,084	$36.60	$34.21 - $38.62
Q2 2014	550,078	$20,765	$36.58	$34.90 - $38.91
Q1 2014	507,078	$18,219	$34.23	$31.94 - $37.01