Oneok Inc. Watch

from 8-K 10 pages Thirteenth Supplemental Indenture

from 8-K 10 pages Third Supplemental Indenture

from 8-K 9 pages Twelfth Supplemental Indenture

from 8-K 10 pages Second Supplemental Indenture

from 8-K 8 pages Oneok Partners, L.P. as Issuer; Oneok Partners Intermediate Limited Partnership, Oneok, Inc. and Magellan Midstream Partners, L.P. as Guarantors; and Computershare Trust Company, N.A. as Trustee Sixteenth Supplemental Indenture Dated as of September 25, 2023 to Indenture Relating to Senior Debt Securities Dated as of September 25, 2006 4.90% Senior Notes Due 2025 6.65% Senior Notes Due 2036 6.85% Senior Notes Due 2037 6.125% Senior Notes Due 2041 6.200% Senior Notes Due 2043

from 8-K 10 pages Oneok, Inc. as Issuer; Oneok Partners, L.P., Oneok Partners Intermediate Limited Partnership and Magellan Midstream Partners, L.P. as Guarantors; and U.S. Bank Trust Company, National Association as Trustee Twenty-Fifth Supplemental Indenture Dated as of September 25, 2023 to Indenture Relating to Debt Securities Dated as of January 26, 2012 2.750% Notes Due 2024 2.200% Notes Due 2025 5.850% Notes Due 2026 5.550% Notes Due 2026 4.000% Notes Due 2027 5.650% Notes Due 2028 4.550% Notes Due 2028 4.350% Notes Due 2029 3.400% Notes Due 2029 3.100% Notes Due 2030 5.800% Notes Due 2030 6.350% Notes Due 2031 6.100% Notes Due 2032 6.050% Notes Due 2033 4.950% Notes Due 2047 5.200% Notes Due 2048 4.450% Notes Due 2049 4.500% Notes Due 2050 7.150% Notes Due 2051 6.625% Notes Due 2053

from 8-K 10 pages Oneok, Inc. as Issuer; Oneok Partners, L.P. Oneok Partners Intermediate Limited Partnership and Magellan Midstream Partners, L.P. as Guarantors; and U.S. Bank Trust Company, National Association as Trustee Fifth Supplemental Indenture Dated as of September 25, 2023 to Indenture Relating to Debt Securities Dated as of December 28, 2001 6.00% Notes Due 2035

from 8-K 10 pages Oneok, Inc. as Issuer; Oneok Partners, L.P. Oneok Partners Intermediate Limited Partnership and Magellan Midstream Partners, L.P. as Guarantors; and the Bank of New York Mellon Trust Company, N.A. as Trustee Sixth Supplemental Indenture Dated as of September 25, 2023 to Indenture Relating to Debt Securities Dated as of September 24, 1998 6-7/8% Debentures Due 2028

from 8-K 22 pages Oneok, Inc. as Issuer; Oneok Partners, L.P. and Oneok Partners Intermediate Limited Partnership as Guarantors; and U.S. Bank Trust Company, National Association as Trustee Twenty-Fourth Supplemental Indenture Dated as of August 24, 2023 to Indenture Relating to Securities Dated as of January 26, 2012 6.625% Notes Due 2053

from 8-K 22 pages Oneok, Inc. as Issuer; Oneok Partners, L.P. and Oneok Partners Intermediate Limited Partnership as Guarantors; and U.S. Bank Trust Company, National Association as Trustee Twenty-Third Supplemental Indenture Dated as of August 24, 2023 to Indenture Relating to Securities Dated as of January 26, 2012 6.050% Notes Due 2033

from 8-K 22 pages Oneok, Inc. as Issuer; Oneok Partners, L.P. and Oneok Partners Intermediate Limited Partnership as Guarantors; and U.S. Bank Trust Company, National Association as Trustee Twenty-Second Supplemental Indenture Dated as of August 24, 2023 to Indenture Relating to Securities Dated as of January 26, 2012 5.800% Notes Due 2030

from 8-K 23 pages Oneok, Inc. as Issuer; Oneok Partners, L.P. and Oneok Partners Intermediate Limited Partnership as Guarantors; and U.S. Bank Trust Company, National Association as Trustee Twenty-First Supplemental Indenture Dated as of August 24, 2023 to Indenture Relating to Securities Dated as of January 26, 2012 5.650% Notes Due 2028

from 8-K 23 pages Oneok, Inc. as Issuer; Oneok Partners, L.P. and Oneok Partners Intermediate Limited Partnership as Guarantors; and U.S. Bank Trust Company, National Association as Trustee Twentieth Supplemental Indenture Dated as of August 24, 2023 to Indenture Relating to Securities Dated as of January 26, 2012 5.550% Notes Due 2026

from S-3ASR 66 pages Oneok, Inc. Subordinated Debt Securities Indenture Dated as of [ ] U.S. Bank Trust Company, National Association Trustee Reconciliation and Tie Between Trust Indenture Act of 1939 and Indenture, Dated as of [ ]

from 8-K 23 pages Oneok, Inc. as Issuer; Oneok Partners, L.P. and Oneok Partners Intermediate Limited Partnership as Guarantors; and U.S. Bank Trust Company, National Association as Trustee Nineteenth Supplemental Indenture Dated as of November 18, 2022 to Indenture Relating to Securities Dated as of January 26, 2012 6.100% Notes Due 2032

from 10-K 5 pages Description of Securities

from S-3ASR 66 pages Oneok, Inc. Subordinated Debt Securities Indenture Dated as of [ ] U.S. Bank National Association Trustee Reconciliation and Tie Between Trust Indenture Act of 1939 and Indenture, Dated as of [ ]

from 8-K 20 pages Oneok, Inc. as Issuer; Oneok Partners, L.P. and Oneok Partners Intermediate Limited Partnership as Guarantors; and U.S. Bank National Association as Trustee Eighteenth Supplemental Indenture Dated as of May 7, 2020 to Indenture Relating to Securities Dated as of January 26, 2012 7.150% Notes Due 2051

from 8-K 20 pages Oneok, Inc. as Issuer; Oneok Partners, L.P. and Oneok Partners Intermediate Limited Partnership as Guarantors; and U.S. Bank National Association as Trustee Seventeenth Supplemental Indenture Dated as of May 7, 2020 to Indenture Relating to Securities Dated as of January 26, 2012 6.350% Notes Due 2031

from 8-K 20 pages Oneok, Inc. as Issuer; Oneok Partners, L.P. and Oneok Partners Intermediate Limited Partnership as Guarantors; and U.S. Bank National Association as Trustee Sixteenth Supplemental Indenture Dated as of May 7, 2020 to Indenture Relating to Securities Dated as of January 26, 2012 5.850% Notes Due 2026