What is the current annual book value of OKE?

As of today, OKE annual book value is $22.48B

What is 1-year change in OKE annual book value?

OKE annual book value is up +31.99% year-over-year

What is 3-year change in OKE annual book value?

OKE annual book value is up +246.25% over the past 3 years

How far is OKE annual book value from its all-time high?

OKE annual book value is currently at its all-time high

How does OKE annual book value rank versus sector peers?

OKE annual book value is higher than 89.76% of companies in Energy sector

When is OKE next annual earnings release?

As of today, the next annual earnings release for OKE has not been scheduled

What is the current quarterly book value of OKE?

As of today, OKE quarterly book value is $22.94B

What is OKE quarterly book value most recent change?

OKE quarterly book value was up +2.59% on June 30, 2026

What is 1-year change in OKE quarterly book value?

OKE quarterly book value is up +5.07% year-over-year

How far is OKE quarterly book value from its all-time high?

OKE quarterly book value is currently at its all-time high

How does OKE quarterly book value rank versus sector peers?

OKE quarterly book value is higher than 89.37% of companies in Energy sector

When is OKE next earnings release?

The next earnings release for OKE is on October 27, 2026

ONEOK, Inc. (OKE) Book Value History & Chart Since 1980

Annual Book Value

$22.48B$5.45B+31.99%

December 31, 2025

Summary

Current Value: As of today, OKE annual book value is $22.48B, up +31.99% on December 31, 2025
Historical Performance: OKE annual book value is up +246.25% over the past 3 years, up +272.12% over the past 5 years
All-Time High Comparison: OKE annual book value is currently at its all-time high
3-Year Low Comparison: OKE annual book value is +246.25% above its 3-year low of $6.49B reached on an earlier date
Sector Comparison: OKE annual book value is higher than 89.76% of companies in Energy sector

Book Value Chart

beforeafter

Performance

OKE Performance
Metric	Date	Value	1Y	3Y	5Y	15Y
Annual Book Value	Dec 31, 25	$22.48B	+32.0%	+246.3%	+272.1%	+818.3%
Quarterly Book Value	Jun 30, 26	$22.94B	+5.1%	+217.8%	+288.1%	+934.6%
Price	Aug 17, 26	$95.32	+27.4%	+44.5%	+81.7%	+228.3%
	Dec 31, 25	$69.85B	+3.2%	+186.5%	+202.7%	+458.8%
	Dec 31, 25	$47.28B	+3.7%	+164.3%	+177.5%	+451.1%
	Aug 17, 26	2.62	+21.3%	-35.9%	-33.8%	-3.3%
	Dec 31, 25	$22.49B	+32.0%	+246.3%	+272.1%	+818.3%
Market Cap	Aug 17, 26	$60B	+27.5%	+103.4%	+156.8%	+899.1%

Book Value Highs

OKE Annual Book Value Highs Comparison
Period	High	Date	Current
3Y	$22.48B	Dec 31, 25	at high
5Y	$22.48B	Dec 31, 25	at high
All	$22.48B	Dec 31, 25	at high

Book Value Lows

OKE Annual Book Value Lows Comparison
Period	Low	Date	Current
3Y	$6.49B	N/A	+246.3%
5Y	$6.02B	Dec 31, 21	+273.8%
All	$188.75M	Dec 31, 16	>+9999.0%

Book Value History

Year	Value	Change
2025	$22.48B	+32.0%
2024	$17.04B	+3.3%
2023	$16.48B	+153.8%
2022	$6.49B	+8.0%
2021	$6.02B	-0.5%
2020	$6.04B	-2.9%
2019	$6.23B	-5.4%
2018	$6.58B	+19.0%
2017	$5.53B	+2,828.7%
2016	$188.75M	-43.8%
2015	$335.80M	-43.3%
2014	$592.11M	-74.7%
2013	$2.34B	+9.8%
2012	$2.13B	-4.9%
2011	$2.24B	-8.6%
2010	$2.45B	+10.9%
2009	$2.21B	+5.7%
2008	$2.09B	+6.0%
2007	$1.97B	-11.1%
2006	$2.22B	+23.5%
2005	$1.79B	+11.8%
2004	$1.61B	+29.3%
2003	$1.24B	-9.1%

Year	Value	Change
2002	$1.37B	+7.9%
2001	$1.27B	+3.3%
2000	$1.22B	+6.4%
1999	$1.15B	-1.5%
1998	$1.17B	+152.6%
1997	$462.63M	+11.6%
1996	$414.70M	+6.7%
1995	$388.63M	+4.9%
1994	$370.49M	+2.0%
1993	$363.15M	+2.7%
1992	$353.58M	+1.9%
1991	$346.83M	+4.1%
1990	$333.20M	-0.2%
1989	$333.83M	+4.9%
1988	$318.15M	+1.1%
1987	$314.65M	-7.8%
1986	$341.29M	-14.6%
1985	$399.53M	+4.4%
1984	$382.60M	+8.4%
1983	$352.85M	+4.4%
1982	$337.83M	+31.1%
1981	$257.72M	+10.9%
1980	$232.44M	-

FAQ

What is the current annual book value of OKE?: As of today, OKE annual book value is $22.48B
What is 1-year change in OKE annual book value?: OKE annual book value is up +31.99% year-over-year
What is 3-year change in OKE annual book value?: OKE annual book value is up +246.25% over the past 3 years
How far is OKE annual book value from its all-time high?: OKE annual book value is currently at its all-time high
How does OKE annual book value rank versus sector peers?: OKE annual book value is higher than 89.76% of companies in Energy sector
When is OKE next annual earnings release?: As of today, the next annual earnings release for OKE has not been scheduled

Book Value Formula

Book Value = −

Quarterly Book Value

$22.94B$580.00M+2.59%

June 30, 2026

Summary

Current Value: As of today, OKE quarterly book value is $22.94B, up +2.59% on June 30, 2026
Historical Performance: OKE quarterly book value is up +5.07% year-over-year, up +217.78% over the past 3 years
All-Time High Comparison: OKE quarterly book value is currently at its all-time high
3-Year Low Comparison: OKE quarterly book value is +217.78% above its 3-year low of $7.22B reached on an earlier date
Sector Comparison: OKE quarterly book value is higher than 89.37% of companies in Energy sector

Performance

OKE Performance
Metric	Date	Value	3M	1Y	3Y	5Y
Quarterly Book Value	Jun 30, 26	$22.94B	+2.6%	+5.1%	+217.8%	+288.1%
Annual Book Value	Dec 31, 25	$22.48B	–	+32.0%	+246.3%	+272.1%
Price	Aug 17, 26	$95.32	+4.7%	+27.4%	+44.5%	+81.7%
	Jun 30, 26	$68.55B	+0.5%	+6.2%	+185.2%	+192.5%
	Jun 30, 26	$45.47B	-0.5%	+6.7%	+170.3%	+159.4%
	Aug 17, 26	2.62	+1.9%	+21.3%	-35.9%	-33.8%
	Jun 30, 26	$22.94B	+2.6%	+5.1%	+217.8%	+288.1%
Market Cap	Aug 17, 26	$60B	+4.7%	+27.5%	+103.4%	+156.8%

Quarterly Book Value Highs

OKE Quarterly Book Value Highs Comparison
Period	High	Date	Current
1Y	$22.94B	Jun 30, 26	at high
3Y	$22.94B	Jun 30, 26	at high
5Y	$22.94B	Jun 30, 26	at high
All	$22.94B	Jun 30, 26	at high

Quarterly Book Value Lows

OKE Quarterly Book Value Lows Comparison
Period	Low	Date	Current
1Y	$21.83B	N/A	+5.1%
3Y	$7.22B	N/A	+217.8%
5Y	$5.84B	Sep 30, 21	+292.7%
All	$188.75M	Dec 31, 16	>+9999.0%

Quarterly Book Value History

Month	Value	Change
Jun 2026	$22.94B	+2.6%
Mar 2026	$22.36B	-0.6%
Dec 2025	$22.48B	+1.8%
Sep 2025	$22.08B	+1.1%
Jun 2025	$21.83B	+2.2%
Mar 2025	$21.36B	+25.4%
Dec 2024	$17.04B	+0.9%
Sep 2024	$16.89B	+1.1%
Jun 2024	$16.71B	+1.6%
Mar 2024	$16.45B	-0.2%
Dec 2023	$16.48B	+1.1%
Sep 2023	$16.30B	+125.8%
Jun 2023	$7.22B	+1.2%
Mar 2023	$7.13B	+9.8%
Dec 2022	$6.49B	+2.9%
Sep 2022	$6.31B	+3.2%
Jun 2022	$6.11B	+2.0%
Mar 2022	$5.99B	-0.4%
Dec 2021	$6.02B	+3.0%
Sep 2021	$5.84B	-1.2%
Jun 2021	$5.91B	-3.1%
Mar 2021	$6.10B	+0.9%
Dec 2020	$6.04B	-1.7%
Sep 2020	$6.15B	-1.5%
Jun 2020	$6.24B	+12.2%
Mar 2020	$5.56B	-10.7%
Dec 2019	$6.23B	+0.1%
Sep 2019	$6.22B	-2.0%
Jun 2019	$6.35B	-1.5%
Mar 2019	$6.44B	-2.1%
Dec 2018	$6.58B	-1.1%
Sep 2018	$6.65B	-0.2%
Jun 2018	$6.66B	-0.5%
Mar 2018	$6.70B	+21.2%
Dec 2017	$5.53B	+3.1%
Sep 2017	$5.36B	-0.9%
Jun 2017	$5.41B	+2,168.5%
Mar 2017	$238.38M	+26.3%
Dec 2016	$188.75M	-11.9%
Sep 2016	$214.30M	-9.7%
Jun 2016	$237.43M	-17.2%
Mar 2016	$286.89M	-14.6%
Dec 2015	$335.80M	-19.0%
Sep 2015	$414.47M	-19.9%
Jun 2015	$517.51M	-2.4%
Mar 2015	$530.16M	-10.5%
Dec 2014	$592.11M	-5.0%
Sep 2014	$623.23M	-5.1%
Jun 2014	$656.43M	+12.3%
Mar 2014	$584.50M	-75.0%
Dec 2013	$2.34B	+6.8%
Sep 2013	$2.19B	+5.0%
Jun 2013	$2.09B	-2.3%
Mar 2013	$2.13B	+0.2%
Dec 2012	$2.13B	+3.1%
Sep 2012	$2.07B	-1.1%
Jun 2012	$2.09B	-7.4%
Mar 2012	$2.26B	+0.8%
Dec 2011	$2.24B	+2.4%
Sep 2011	$2.19B	-1.4%
Jun 2011	$2.22B	-11.3%
Mar 2011	$2.50B	+2.1%
Dec 2010	$2.45B	+1.4%
Sep 2010	$2.41B	+1.1%
Jun 2010	$2.39B	+0.3%

Month	Value	Change
Mar 2010	$2.38B	+7.9%
Dec 2009	$2.21B	+3.2%
Sep 2009	$2.14B	-1.1%
Jun 2009	$2.16B	-1.0%
Mar 2009	$2.18B	+4.6%
Dec 2008	$2.09B	+1.5%
Sep 2008	$2.06B	+3.8%
Jun 2008	$1.98B	-1.2%
Mar 2008	$2.01B	+1.9%
Dec 2007	$1.97B	+5.0%
Sep 2007	$1.88B	+0.7%
Jun 2007	$1.86B	-15.8%
Mar 2007	$2.21B	-0.2%
Dec 2006	$2.22B	+2.8%
Sep 2006	$2.16B	-8.9%
Jun 2006	$2.37B	+0.5%
Mar 2006	$2.36B	+31.2%
Dec 2005	$1.79B	+29.5%
Sep 2005	$1.39B	-7.5%
Jun 2005	$1.50B	-4.7%
Mar 2005	$1.57B	-2.1%
Dec 2004	$1.61B	+14.7%
Sep 2004	$1.40B	-3.9%
Jun 2004	$1.46B	-1.8%
Mar 2004	$1.48B	+19.5%
Dec 2003	$1.24B	+3.4%
Sep 2003	$1.20B	-2.7%
Jun 2003	$1.23B	+0.2%
Mar 2003	$1.23B	-9.8%
Dec 2002	$1.37B	+1.5%
Sep 2002	$1.35B	+0.3%
Jun 2002	$1.34B	+0.9%
Mar 2002	$1.33B	+5.1%
Dec 2001	$1.27B	-1.3%
Sep 2001	$1.28B	+0.5%
Jun 2001	$1.28B	+0.6%
Mar 2001	$1.27B	+3.5%
Dec 2000	$1.22B	+3.1%
Sep 2000	$1.19B	-0.7%
Jun 2000	$1.20B	+0.8%
Mar 2000	$1.19B	+3.0%
Dec 1999	$1.15B	+77.5%
Sep 1999	$648.55M	-44.3%
Nov 1998	$1.16B	-0.4%
Aug 1998	$1.17B	-2.2%
May 1998	$1.20B	+0.7%
Feb 1998	$1.19B	+5.8%
Nov 1997	$1.12B	+142.3%
Aug 1997	$462.60M	-2.3%
May 1997	$473.40M	+2.1%
Feb 1997	$463.60M	+10.5%
Nov 1996	$419.70M	+1.2%
Aug 1996	$414.70M	-3.0%
May 1996	$427.70M	+1.2%
Feb 1996	$422.70M	+8.5%
Nov 1995	$389.70M	+0.3%
Aug 1995	$388.60M	-2.5%
May 1995	$398.60M	+0.4%
Feb 1995	$397.20M	+7.1%
Nov 1994	$370.70M	+0.1%
Aug 1994	$370.50M	-3.0%
May 1994	$381.80M	-0.5%
Feb 1994	$383.70M	+5.5%
Nov 1993	$363.70M	-

FAQ

What is the current quarterly book value of OKE?: As of today, OKE quarterly book value is $22.94B
What is OKE quarterly book value most recent change?: OKE quarterly book value was up +2.59% on June 30, 2026
What is 1-year change in OKE quarterly book value?: OKE quarterly book value is up +5.07% year-over-year
How far is OKE quarterly book value from its all-time high?: OKE quarterly book value is currently at its all-time high
How does OKE quarterly book value rank versus sector peers?: OKE quarterly book value is higher than 89.37% of companies in Energy sector
When is OKE next earnings release?: The next earnings release for OKE is on October 27, 2026

Book Value Formula

Book Value = −

Data Sources & References

OKE Official Website www.oneok.com/
Most Recent Annual Report (10-K) www.sec.gov/Archives/edgar/data/1039684/000103968426000006/0001039684-26-000006-index.htm
OKE Profile on Yahoo Finance finance.yahoo.com/quote/OKE
OKE Profile on NASDAQ.com www.nasdaq.com/market-activity/stocks/oke