ONE GAS INC

Ticker: OGS CUSIP: 68235P108 Class: COM

GREAT WEST LIFE ASSURANCE CO /CAN/'s Holding History (CIK: 0001046192)

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

Q4 2025

Shares 82,954 Value ($000) $6 Avg Close $80.38 Range $76.52 - $83.96

Q3 2025

Shares 83,310 Value ($000) $7 Avg Close $74.90 Range $71.27 - $81.48

Q2 2025

Shares 80,098 Value ($000) $6 Avg Close $75.12 Range $69.75 - $82.25

Q1 2025

Shares 70,063 Value ($000) $5 Avg Close $72.08 Range $66.38 - $77.00

Q4 2024

Shares 73,262 Value ($000) $5 Avg Close $72.98 Range $66.92 - $78.89

Q3 2024

Shares 73,404 Value ($000) $5 Avg Close $68.78 Range $61.54 - $74.99

Q2 2024

Shares 71,593 Value ($000) $5 Avg Close $62.72 Range $58.31 - $66.52

Q1 2024

Shares 72,061 Value ($000) $5 Avg Close $61.35 Range $57.74 - $65.75

Q4 2023

Shares 68,828 Value ($000) $4 Avg Close $63.18 Range $55.50 - $70.66

Q3 2023

Shares 65,795 Value ($000) $4 Avg Close $75.57 Range $67.94 - $82.06

Q2 2023

Shares 64,207 Value ($000) $5 Avg Close $79.91 Range $75.88 - $83.89

Q1 2023

Shares 78,736 Value ($000) $6 Avg Close $79.26 Range $73.46 - $84.26

Q4 2022

Shares 75,751 Value ($000) $6 Avg Close $77.17 Range $68.86 - $89.01

Q3 2022

Shares 67,897 Value ($000) $4,780 Avg Close $80.56 Range $70.22 - $85.81

Q2 2022

Shares 67,082 Value ($000) $5,449 Avg Close $85.62 Range $76.73 - $92.26

Q1 2022

Shares 63,806 Value ($000) $5,892 Avg Close $80.54 Range $73.37 - $89.63

Q4 2021

Shares 56,399 Value ($000) $4,371 Avg Close $69.61 Range $63.23 - $78.01

Q3 2021

Shares 54,232 Value ($000) $3,458 Avg Close $71.29 Range $62.52 - $75.93

Q2 2021

Shares 52,067 Value ($000) $3,858 Avg Close $77.01 Range $72.50 - $81.90

Q1 2021

Shares 52,830 Value ($000) $4,042 Avg Close $72.97 Range $66.77 - $78.01

Q4 2020

Shares 52,537 Value ($000) $4,029 Avg Close $75.58 Range $66.94 - $82.40

Q3 2020

Shares 54,438 Value ($000) $3,757 Avg Close $73.69 Range $65.51 - $79.98

Q2 2020

Shares 50,689 Value ($000) $3,892 Avg Close $80.79 Range $72.25 - $92.00

Q1 2020

Shares 50,894 Value ($000) $4,274 Avg Close $88.45 Range $63.67 - $96.97

Q4 2019

Shares 49,434 Value ($000) $4,591 Avg Close $91.47 Range $84.90 - $96.66

Q2 2019

Shares 74,553 Value ($000) $6,733 Avg Close $88.47 Range $85.45 - $92.66

Q1 2019

Shares 75,607 Value ($000) $6,720 Avg Close $84.03 Range $75.82 - $90.52

Q4 2018

Shares 53,352 Value ($000) $4,002 Avg Close $82.46 Range $75.51 - $87.75

Q3 2018

Shares 30,958 Value ($000) $2,548 Avg Close $78.28 Range $73.75 - $83.12

Q2 2018

Shares 31,673 Value ($000) $2,366 Avg Close $71.11 Range $65.00 - $76.24

Q1 2018

Shares 31,606 Value ($000) $2,087 Avg Close $67.29 Range $62.20 - $73.58

Q4 2017

Shares 30,863 Value ($000) $2,260 Avg Close $75.81 Range $70.66 - $79.51

Q3 2017

Shares 30,863 Value ($000) $2,303 Avg Close $73.35 Range $68.45 - $76.06

Q2 2017

Shares 30,623 Value ($000) $2,136 Avg Close $69.75 Range $67.27 - $72.97

Q1 2017

Shares 30,449 Value ($000) $2,057 Avg Close $64.84 Range $61.42 - $68.79

Q4 2016

Shares 29,205 Value ($000) $1,870 Avg Close $60.73 Range $55.98 - $64.94

Q3 2016

Shares 31,738 Value ($000) $1,961 Avg Close $63.44 Range $59.28 - $67.35

Q2 2016

Shares 31,104 Value ($000) $2,069 Avg Close $60.28 Range $56.51 - $66.60

Q1 2016

Shares 6,286 Value ($000) $384 Avg Close $56.41 Range $48.01 - $62.25

Q4 2015

Shares 4,586 Value ($000) $230 Avg Close $48.28 Range $44.68 - $51.79

Q3 2015

Shares 5,245 Value ($000) $239 Avg Close $43.80 Range $41.23 - $45.58

Q2 2015

Shares 5,245 Value ($000) $223 Avg Close $42.67 Range $40.83 - $44.75

Q1 2015

Shares 5,245 Value ($000) $226 Avg Close $42.74 Range $38.88 - $46.50

Q4 2014

Shares 5,245 Value ($000) $215 Avg Close $38.82 Range $34.05 - $44.32

Q3 2014

Shares 3,458 Value ($000) $119 Avg Close $36.60 Range $34.21 - $38.62

Q2 2014

Shares 18,896 Value ($000) $711 Avg Close $36.58 Range $34.90 - $38.91

Q1 2014

Shares 16,097 Value ($000) $573 Avg Close $34.23 Range $31.94 - $37.01

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	82,954	$6	$80.38	$76.52 - $83.96
Q3 2025	83,310	$7	$74.90	$71.27 - $81.48
Q2 2025	80,098	$6	$75.12	$69.75 - $82.25
Q1 2025	70,063	$5	$72.08	$66.38 - $77.00
Q4 2024	73,262	$5	$72.98	$66.92 - $78.89
Q3 2024	73,404	$5	$68.78	$61.54 - $74.99
Q2 2024	71,593	$5	$62.72	$58.31 - $66.52
Q1 2024	72,061	$5	$61.35	$57.74 - $65.75
Q4 2023	68,828	$4	$63.18	$55.50 - $70.66
Q3 2023	65,795	$4	$75.57	$67.94 - $82.06
Q2 2023	64,207	$5	$79.91	$75.88 - $83.89
Q1 2023	78,736	$6	$79.26	$73.46 - $84.26
Q4 2022	75,751	$6	$77.17	$68.86 - $89.01
Q3 2022	67,897	$4,780	$80.56	$70.22 - $85.81
Q2 2022	67,082	$5,449	$85.62	$76.73 - $92.26
Q1 2022	63,806	$5,892	$80.54	$73.37 - $89.63
Q4 2021	56,399	$4,371	$69.61	$63.23 - $78.01
Q3 2021	54,232	$3,458	$71.29	$62.52 - $75.93
Q2 2021	52,067	$3,858	$77.01	$72.50 - $81.90
Q1 2021	52,830	$4,042	$72.97	$66.77 - $78.01
Q4 2020	52,537	$4,029	$75.58	$66.94 - $82.40
Q3 2020	54,438	$3,757	$73.69	$65.51 - $79.98
Q2 2020	50,689	$3,892	$80.79	$72.25 - $92.00
Q1 2020	50,894	$4,274	$88.45	$63.67 - $96.97
Q4 2019	49,434	$4,591	$91.47	$84.90 - $96.66
Q2 2019	74,553	$6,733	$88.47	$85.45 - $92.66
Q1 2019	75,607	$6,720	$84.03	$75.82 - $90.52
Q4 2018	53,352	$4,002	$82.46	$75.51 - $87.75
Q3 2018	30,958	$2,548	$78.28	$73.75 - $83.12
Q2 2018	31,673	$2,366	$71.11	$65.00 - $76.24
Q1 2018	31,606	$2,087	$67.29	$62.20 - $73.58
Q4 2017	30,863	$2,260	$75.81	$70.66 - $79.51
Q3 2017	30,863	$2,303	$73.35	$68.45 - $76.06
Q2 2017	30,623	$2,136	$69.75	$67.27 - $72.97
Q1 2017	30,449	$2,057	$64.84	$61.42 - $68.79
Q4 2016	29,205	$1,870	$60.73	$55.98 - $64.94
Q3 2016	31,738	$1,961	$63.44	$59.28 - $67.35
Q2 2016	31,104	$2,069	$60.28	$56.51 - $66.60
Q1 2016	6,286	$384	$56.41	$48.01 - $62.25
Q4 2015	4,586	$230	$48.28	$44.68 - $51.79
Q3 2015	5,245	$239	$43.80	$41.23 - $45.58
Q2 2015	5,245	$223	$42.67	$40.83 - $44.75
Q1 2015	5,245	$226	$42.74	$38.88 - $46.50
Q4 2014	5,245	$215	$38.82	$34.05 - $44.32
Q3 2014	3,458	$119	$36.60	$34.21 - $38.62
Q2 2014	18,896	$711	$36.58	$34.90 - $38.91
Q1 2014	16,097	$573	$34.23	$31.94 - $37.01