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OKE SEC filings (2026)

CIK 1039684 · Natural Gas Transmisison & Distribution (SIC 4923) · incorporated in OK · fiscal year ends in December

3,620 filings on EDGAR since 1997 · 31 annual, 91 quarterly, 961 current · financial statements · earnings

Latest 10-K
Feb 24, 2026
fiscal year to Dec 31, 2025
Latest 10-Q
Aug 4, 2026
quarter to Jun 30, 2026
Latest 8-K
Sep 15, 2026
ONEOK Announces Early Results of Cash Tender Offers
Last earnings release
Apr 28, 2026
$1.30 vs $1.26 · ▼ 0.5%
Filings on file
3,620
since 1997, 2,073 insider forms

What happened, last 12 months#

Every earnings release with its print, every report with its quarter, the other 8-Ks by the headline of the press release they furnish or by their items, the proxy statements, and each day an insider bought or sold — newest first, each line opening the filing on EDGAR. The index by form and year follows.

Insider transactions#

What officers, directors and 10% holders reported on Forms 4 and 5 over the last 13 months, from the documents themselves: one insider’s trades of one kind on one day are one row, with the shares, the price range and the total as filed. Open-market buys and sells first; awards, exercises, tax withholding, gifts and employee-plan purchases are grouped below them.

Over the last 13 months insiders sold nothing and bought nothing on the open market; 57 other transactions (awards, exercises, tax withholding, gifts and plan purchases).

No open-market purchase or sale reported in the window.

Awards, exercises, withholding and plan purchases · 57 transactions
DateInsider
Oct 14, 2026Form 4SPEARS MARY MSee RemarksAward · RSU 2026-2 · — · 4,893 sh
Sep 23, 2026Form 4HULSE WALTER S IIISee RemarksTax withholding · $286K · 3,174 sh
Sep 23, 2026Form 4Taylor Lyndon CSee RemarksTax withholding · $252K · 2,793 sh
Sep 23, 2026Form 4SWORDS SHERIDAN CSee RemarksTax withholding · $172K · 1,905 sh
Sep 23, 2026Form 4BURDICK KEVIN LSee RemarksTax withholding · $114K · 1,270 sh
Sep 23, 2026Form 4SPEARS MARY MSee RemarksTax withholding · $92K · 1,016 sh
Sep 23, 2026Form 4HULSE WALTER S IIISee RemarksExercise or conversion · — · 7,238 sh
Sep 23, 2026Form 4HULSE WALTER S IIISee RemarksExercise or conversion · RSU 2025-S · — · 7,238 sh
Sep 23, 2026Form 4Taylor Lyndon CSee RemarksExercise or conversion · — · 6,369 sh
Sep 23, 2026Form 4Taylor Lyndon CSee RemarksExercise or conversion · RSU 2025-S · — · 6,369 sh
Sep 23, 2026Form 4SWORDS SHERIDAN CSee RemarksExercise or conversion · — · 4,343 sh
Sep 23, 2026Form 4SWORDS SHERIDAN CSee RemarksExercise or conversion · RSU 2025-S · — · 4,343 sh
Sep 23, 2026Form 4BURDICK KEVIN LSee RemarksExercise or conversion · — · 2,895 sh
Sep 23, 2026Form 4BURDICK KEVIN LSee RemarksExercise or conversion · RSU 2025-S · — · 2,895 sh
Sep 23, 2026Form 4SPEARS MARY MSee RemarksExercise or conversion · — · 2,316 sh
Sep 23, 2026Form 4SPEARS MARY MSee RemarksExercise or conversion · RSU 2025-S · — · 2,316 sh
May 28, 2026Form 4SPEARS MARY MSee RemarksGift · $0 · 1,000 sh
May 20, 2026Form 4HELDERMAN MARK WDirectorAward · $280K · 3,039 sh
May 20, 2026Form 4LARSON RANDALL JDirectorAward · $170K · 1,845 sh
May 20, 2026Form 4EDWARDS JULIE HDirectorAward · $170K · 1,845 sh
May 20, 2026Form 4MCCOLLUM MARK ADirectorAward · $170K · 1,845 sh
May 20, 2026Form 4Gobillot LoriDirectorAward · $170K · 1,845 sh
May 20, 2026Form 4DERKSEN BRIAN LDirectorAward · $170K · 1,845 sh
May 20, 2026Form 4Owodunni Precious WDirectorAward · $170K · 1,845 sh
May 20, 2026Form 4Smith Wayne ThomasDirectorAward · $170K · 1,845 sh
May 20, 2026Form 4RODRIGUEZ EDUARDO ADirectorAward · $136K · 1,476 sh
May 20, 2026Form 4RODRIGUEZ EDUARDO ADirectorAward · $34K · 369 sh
Feb 22, 2026Form 4NORTON PIERCESee Remarks · DirectorTax withholding · $679K · 7,774.457 sh
Feb 22, 2026Form 4Taylor Lyndon CSee RemarksTax withholding · $333K · 3,812.595 sh
Feb 22, 2026Form 4HULSE WALTER S IIISee RemarksTax withholding · $302K · 3,454.389 sh
Feb 22, 2026Form 4BURDICK KEVIN LSee RemarksTax withholding · $222K · 2,537.54 sh
Feb 22, 2026Form 4SWORDS SHERIDAN CSee RemarksTax withholding · $194K · 2,225.535 sh
Feb 22, 2026Form 4SPEARS MARY MSee RemarksTax withholding · $94K · 1,073.974 sh
Feb 22, 2026Form 4NORTON PIERCESee Remarks · DirectorExercise or conversion · — · 17,588.457 sh
Feb 22, 2026Form 4NORTON PIERCESee Remarks · DirectorExercise or conversion · RSU 2023 · — · 17,588.457 sh
Feb 22, 2026Form 4Taylor Lyndon CSee RemarksExercise or conversion · — · 8,538.595 sh
Feb 22, 2026Form 4Taylor Lyndon CSee RemarksExercise or conversion · RSU 2023 · — · 8,538.595 sh
Feb 22, 2026Form 4HULSE WALTER S IIISee RemarksExercise or conversion · — · 7,739.389 sh
Feb 22, 2026Form 4HULSE WALTER S IIISee RemarksExercise or conversion · RSU 2023 · — · 7,739.389 sh
Feb 22, 2026Form 4BURDICK KEVIN LSee RemarksExercise or conversion · — · 5,628.54 sh
Feb 22, 2026Form 4BURDICK KEVIN LSee RemarksExercise or conversion · RSU 2023 · — · 5,628.54 sh
Feb 22, 2026Form 4SWORDS SHERIDAN CSee RemarksExercise or conversion · — · 4,924.535 sh
Feb 22, 2026Form 4SWORDS SHERIDAN CSee RemarksExercise or conversion · RSU 2023 · — · 4,924.535 sh
Feb 22, 2026Form 4SPEARS MARY MSee RemarksExercise or conversion · — · 2,285.974 sh
Feb 22, 2026Form 4SPEARS MARY MSee RemarksExercise or conversion · RSU 2023 · — · 2,285.974 sh
Feb 18, 2026Form 4NORTON PIERCESee Remarks · DirectorAward · RSU 2026 · — · 60,491 sh
Feb 18, 2026Form 4HULSE WALTER S IIISee RemarksAward · RSU 2026 · — · 24,628 sh
Feb 18, 2026Form 4Taylor Lyndon CSee RemarksAward · RSU 2026 · — · 17,283 sh
Feb 18, 2026Form 4SWORDS SHERIDAN CSee RemarksAward · RSU 2026 · — · 14,115 sh
Feb 18, 2026Form 4Lentz Randy NSee RemarksAward · RSU 2026 · — · 14,115 sh
Feb 18, 2026Form 4BURDICK KEVIN LSee RemarksAward · RSU 2026 · — · 12,098 sh
Feb 18, 2026Form 4SPEARS MARY MSee RemarksAward · RSU 2026 · — · 5,473 sh
Jan 30, 2026Form 4Lentz Randy NSee RemarksExercise or conversion · $519K · 6,556.617 sh
Jan 30, 2026Form 4Lentz Randy NSee RemarksTax withholding · $134K · 1,686 sh
Jan 30, 2026Form 4Lentz Randy NSee RemarksExercise or conversion · RSU 2025-OC · — · 6,556.617 sh
Jan 23, 2026Form 4MCCOLLUM MARK ADirectorAward · $57K · 727 sh
Jan 23, 2026Form 4Owodunni Precious WDirectorAward · $57K · 727 sh

Reports and proxy statements#

Annual reports (10-K, 20-F, 40-F), quarterly reports (10-Q), current reports (8-K, 6-K) and proxy statements, newest first. An 8-K that furnishes a press release is headed by the release’s headline, its items beneath; any other 8-K is described by its items. A form opens the press release where there is one, else the document on EDGAR, or the filing’s index where it furnishes other exhibits.

2026 · 14 filings
FiledWhat it is
Sep 15, 20268-KONEOK Announces Early Results of Cash Tender OffersMaterial definitive agreement; Regulation FD disclosure
Aug 31, 20268-KMaterial definitive agreement; Unregistered sale of equity; Regulation FD disclosure; Other events
Aug 4, 202610-QQuarterly report, Q2 2026 — revenue $12.05B (+53% y/y), net income $966.0M, EPS $1.53
Aug 3, 20268-KCompletion of an acquisition or disposition; Regulation FD disclosure
May 21, 20268-KShareholder vote results
May 6, 2026DEFA14AAdditional proxy materials
Apr 29, 202610-QQuarterly report, Q1 2026 — revenue $9.62B (+20% y/y), net income $774.0M, EPS $1.23
Apr 28, 20268-KEarnings release — EPS $1.30 vs $1.26 est. (+3.2%); revenue $9.62B (+20% y/y) 0.5%
Apr 1, 2026ARSAnnual report to shareholders
Apr 1, 2026DEF 14AProxy statement
Mar 25, 20268-KDirectors or officers; compensation
Feb 24, 202610-KAnnual report, FY2025 — revenue $33.63B (+55% y/y), net income $3.39B, EPS $5.42
Feb 23, 20268-KEarnings release — EPS $1.55 vs $1.48 est. (+4.7%); revenue $9.06B (+29% y/y) 5.1%
Jan 26, 20268-KDirectors or officers; compensation
2025 · 30 filings
FiledWhat it is
Oct 29, 202510-QQuarterly report, Q3 2025 — revenue $8.63B (+72% y/y), net income $939.0M, EPS $1.49
Oct 28, 20258-KEarnings release — EPS $1.49 vs $1.46 est. (+2.0%); revenue $8.63B (+72% y/y) 2.7%
Aug 13, 20258-KMaterial definitive agreement; New financial obligation
Aug 8, 20258-KMaterial definitive agreement; Regulation FD disclosure
Aug 5, 202510-QQuarterly report, Q2 2025 — revenue $7.89B (+61% y/y), net income $841.0M, EPS $1.34
Aug 4, 20258-KEarnings release — EPS $1.34 vs $1.34 est.; revenue $7.89B (+61% y/y) 5.2%
Jul 17, 20258-KRegulation FD disclosure; Other events
Jul 1, 20258-KRegulation FD disclosure
Jun 4, 20258-KRegulation FD disclosure
May 29, 20258-KRegulation FD disclosure
May 22, 20258-KDirectors or officers; compensation; Shareholder vote results
May 8, 2025DEFA14AAdditional proxy materials
Apr 30, 202510-QQuarterly report, Q1 2025 — revenue $8.04B (+68% y/y), net income $636.0M, EPS $1.04
Apr 29, 20258-KEarnings release — EPS $1.04 vs $1.23 est. (−15.4%); revenue $8.04B (+68% y/y) 6.5%
Apr 25, 20258-KRegulation FD disclosure; Other events
Apr 14, 2025ARSAnnual report to shareholders
Apr 2, 20258-KRegulation FD disclosure
Apr 2, 2025DEF 14AProxy statement
Mar 3, 20258-KOther events
Feb 25, 20258-KRegulation FD disclosure
Feb 25, 202510-KAnnual report, FY2024 — revenue $21.70B (+23% y/y), net income $3.04B, EPS $5.17
Feb 24, 20258-KEarnings release — EPS $1.57 vs $1.45 est. (+8.3%); revenue $7.00B (+34% y/y) 2.4%
Feb 20, 20258-KMaterial definitive agreement; New financial obligation
Feb 6, 20258-KRegulation FD disclosure
Feb 5, 20258-KMaterial definitive agreement; Directors or officers; compensation
Jan 31, 20258-KCompletion of an acquisition or disposition; Regulation FD disclosure
Jan 30, 20258-KRegulation FD disclosure
Jan 22, 20258-KRegulation FD disclosure
Jan 7, 20258-KDirectors or officers; compensation; Regulation FD disclosure
Jan 3, 20258-KRegulation FD disclosure
2024 · 50 filings
FiledWhat it is
Dec 31, 20248-KRegulation FD disclosure
Dec 11, 20248-KRegulation FD disclosure
Dec 5, 20248-KRegulation FD disclosure
Nov 25, 20248-KMaterial definitive agreement; Regulation FD disclosure
Nov 22, 20248-KOther events
Nov 13, 20248-KRegulation FD disclosure
Oct 31, 20248-KRegulation FD disclosure; Other events
Oct 30, 202410-QQuarterly report, Q3 2024 — revenue $5.02B (+20% y/y), net income $693.0M, EPS $1.18
Oct 29, 20248-KEarnings release — EPS $1.18 vs $1.23 est. (−4.1%); revenue $5.02B (+20% y/y) 0.6%
Oct 17, 20248-KRegulation FD disclosure; Other events
Oct 15, 20248-KRegulation FD disclosure; Other events
Sep 27, 20248-KRegulation FD disclosure
Sep 24, 20248-KMaterial definitive agreement; New financial obligation
Sep 16, 20248-KMaterial definitive agreement; Regulation FD disclosure
Sep 4, 20248-KRegulation FD disclosure
Aug 30, 20248-KMaterial definitive agreement; Regulation FD disclosure
Aug 13, 20248-KRegulation FD disclosure
Aug 6, 202410-QQuarterly report, Q2 2024 — revenue $4.89B (+31% y/y), net income $780.0M, EPS $1.33
Aug 5, 20248-KEarnings release — EPS $1.33 vs $1.18 est. (+12.7%); revenue $4.89B (+31% y/y) 4.7%
Aug 2, 20248-KRegulation FD disclosure
Jul 19, 20248-KOther events
Jul 18, 20248-KRegulation FD disclosure; Other events
Jul 9, 20248-KRegulation FD disclosure
Jun 20, 20248-KRegulation FD disclosure
Jun 18, 20248-KRegulation FD disclosure
Jun 18, 20248-KRegulation FD disclosure
May 29, 20248-KRegulation FD disclosure
May 24, 20248-KShareholder vote results
May 14, 20248-KRegulation FD disclosure
May 14, 20248-KOther events
May 10, 20248-KMaterial definitive agreement
May 8, 2024DEFA14AAdditional proxy materials
May 1, 2024DEFR14APROXY STATEMENT
May 1, 202410-QQuarterly report, Q1 2024 — revenue $4.78B (+6% y/y), net income $639.0M, EPS $1.09
Apr 30, 20248-KEarnings release — EPS $1.09 vs $1.13 est. (−3.5%); revenue $4.78B (+6% y/y) 2.8%
Apr 19, 20248-KRegulation FD disclosure; Other events
Apr 9, 2024ARSAnnual report to shareholders
Apr 4, 2024DEFA14AAdditional proxy materials
Apr 3, 2024DEF 14AProxy statement
Mar 29, 20248-KRegulation FD disclosure
Mar 28, 20248-KRegulation FD disclosure
Mar 5, 20248-KRegulation FD disclosure
Mar 1, 20248-KOther events
Feb 27, 202410-KAnnual report, FY2023 — revenue $17.68B (−21% y/y), net income $2.66B, EPS $5.48
Feb 26, 20248-KEarnings release — EPS $1.18 vs $1.21 est. (−2.5%); revenue $5.24B (+4% y/y) 2.0%
Feb 22, 20248-KDirectors or officers; compensation
Jan 23, 20248-KRegulation FD disclosure
Jan 19, 20248-KRegulation FD disclosure
Jan 18, 20248-KRegulation FD disclosure
Jan 9, 20248-KRegulation FD disclosure
2023 · 52 filings — 45 × 8-K, 3 × 10-Q, 1 × 10-K and 3 other forms
FiledWhat it is
Nov 1, 202310-QQuarterly report, Q3 2023 — revenue $4.19B (−29% y/y), net income $454.0M, EPS $0.99
Aug 8, 202310-QQuarterly report, Q2 2023 — revenue $3.73B (−38% y/y), net income $468.0M, EPS $1.04
May 10, 2023DEFA14AAdditional proxy materials
May 3, 202310-QQuarterly report, Q1 2023 — revenue $4.52B (−17% y/y), net income $1.05B, EPS $2.34
Apr 5, 2023DEF 14AProxy statement
Mar 30, 2023ARSAnnual report to shareholders
Feb 28, 202310-KAnnual report, FY2022 — revenue $22.39B (+35% y/y), net income $1.72B, EPS $3.84

45 current reports (8-K) not listed; the year is on EDGAR.

2022 · 43 filings — 36 × 8-K, 3 × 10-Q, 2 × DEFA14A and 2 other forms
FiledWhat it is
Nov 2, 202210-QQuarterly report, Q3 2022 — revenue $5.91B (+30% y/y), net income $432.0M, EPS $0.96
Aug 9, 202210-QQuarterly report, Q2 2022 — revenue $6.00B (+77% y/y), net income $414.0M, EPS $0.92
May 13, 2022DEFA14AAdditional proxy materials
May 6, 2022DEFA14AAdditional proxy materials
May 4, 202210-QQuarterly report, Q1 2022 — revenue $5.45B (+70% y/y), net income $391.0M, EPS $0.87
Apr 6, 2022DEF 14AProxy statement
Mar 1, 202210-KAnnual report, FY2021 — revenue $16.54B (+94% y/y), net income $1.50B, EPS $3.35

36 current reports (8-K) not listed; the year is on EDGAR.

2021 · 38 filings — 30 × 8-K, 3 × 10-Q, 2 × DEFA14A and 3 other forms
FiledWhat it is
Nov 3, 202110-QQuarterly report, Q3 2021 — revenue $4.54B (+109% y/y), net income $392.0M, EPS $0.88
Aug 4, 202110-QQuarterly report, Q2 2021 — revenue $3.39B (+104% y/y), net income $342.1M, EPS $0.77
May 10, 2021DEFA14AAdditional proxy materials
May 7, 2021DEFA14AAdditional proxy materials
Apr 28, 202110-QQuarterly report, Q1 2021 — revenue $3.19B (+50% y/y), net income $386.2M, EPS $0.86
Apr 7, 2021DEF 14AProxy statement
Feb 23, 202110-KAnnual report, FY2020 — revenue $8.54B (−16% y/y), net income $612.8M, EPS $1.42

31 current reports (8-K) not listed; the year is on EDGAR.

2020 · 44 filings — 37 × 8-K, 3 × 10-Q, 2 × DEFA14A and 2 other forms
FiledWhat it is
Oct 28, 202010-QQuarterly report, Q3 2020 — revenue $2.17B (−4% y/y), net income $312.3M, EPS $0.70
Jul 29, 202010-QQuarterly report, Q2 2020 — revenue $1.66B (−32% y/y), net income $134.3M, EPS $0.32
May 5, 2020DEFA14AAdditional proxy materials
Apr 29, 202010-QQuarterly report, Q1 2020 — revenue $2.14B (−23% y/y), net income −$141.9M, EPS −$0.34
Apr 27, 2020DEFA14AAdditional proxy materials
Apr 3, 2020DEF 14AProxy statement
Feb 25, 202010-KAnnual report, FY2019 — revenue $10.16B (−19% y/y), net income $1.28B, EPS $3.07

37 current reports (8-K) not listed; the year is on EDGAR.

2019 · 39 filings — 34 × 8-K, 3 × 10-Q, 1 × 10-K and 1 other form
FiledWhat it is
Oct 30, 201910-QQuarterly report, Q3 2019 — revenue $2.26B (−33% y/y), net income $309.2M, EPS $0.74
Jul 31, 201910-QQuarterly report, Q2 2019 — revenue $2.46B (−17% y/y), net income $312.0M, EPS $0.75
May 1, 201910-QQuarterly report, Q1 2019 — revenue $2.78B (−10% y/y), net income $337.2M, EPS $0.81
Apr 4, 2019DEF 14AProxy statement
Feb 26, 201910-KAnnual report, FY2018 — revenue $12.59B (+3% y/y), net income $1.15B, EPS $2.78

34 current reports (8-K) not listed; the year is on EDGAR.

2018 · 45 filings — 39 × 8-K, 3 × 10-Q, 1 × 10-K and 2 other forms
FiledWhat it is
Oct 31, 201810-QQuarterly report, Q3 2018 — revenue $3.39B (+17% y/y), net income $313.3M, EPS $0.75
Aug 1, 201810-QQuarterly report, Q2 2018 — revenue $2.96B (+9% y/y), net income $281.0M, EPS $0.68
May 8, 2018DEFA14AAdditional proxy materials
May 2, 201810-QQuarterly report, Q1 2018 — revenue $3.10B (+13% y/y), net income $264.5M, EPS $0.64
Apr 5, 2018DEF 14AProxy statement
Feb 27, 201810-KAnnual report, FY2017 — revenue $12.17B (+36% y/y), net income $387.8M, EPS $1.29

39 current reports (8-K) not listed; the year is on EDGAR.

2017 · 52 filings — 43 × 8-K, 3 × 10-Q, 3 × DEFA14A and 3 other forms
FiledWhat it is
Nov 1, 201710-QQuarterly report, Q3 2017 — revenue $2.91B (+23% y/y), net income $165.7M, EPS $0.43
Aug 2, 201710-QQuarterly report, Q2 2017 — revenue $2.73B (+28% y/y), net income $71.7M, EPS $0.33
Jun 9, 2017DEFA14AAdditional proxy materials
Jun 9, 2017DEFA14AAdditional proxy materials
May 22, 2017DEFM14AMerger proxy statement
May 3, 201710-QQuarterly report, Q1 2017 — revenue $2.75B (+55% y/y), net income $87.4M, EPS $0.41
May 3, 2017DEFA14AAdditional proxy materials
Apr 6, 2017DEF 14AProxy statement
Feb 28, 201710-KAnnual report, FY2016 — revenue $8.92B (+15% y/y), net income $352.0M, EPS $1.66

43 current reports (8-K) not listed; the year is on EDGAR.

2016 · 34 filings — 28 × 8-K, 3 × 10-Q, 1 × 10-K and 2 other forms

Counted, not listed; the year is on EDGAR.

2015 · 39 filings — 33 × 8-K, 3 × 10-Q, 1 × 10-K and 2 other forms

Counted, not listed; the year is on EDGAR.

2014 · 49 filings — 43 × 8-K, 3 × 10-Q, 1 × 10-K and 2 other forms

Counted, not listed; the year is on EDGAR.

2013 · 53 filings — 46 × 8-K, 3 × 10-Q, 1 × 10-K and 3 other forms

Counted, not listed; the year is on EDGAR.

2012 · 44 filings — 37 × 8-K, 3 × 10-Q, 1 × 10-K and 3 other forms

Counted, not listed; the year is on EDGAR.

2011 · 51 filings — 44 × 8-K, 3 × 10-Q, 1 × 10-K and 3 other forms

Counted, not listed; the year is on EDGAR.

2010 · 49 filings — 42 × 8-K, 3 × 10-Q, 1 × 10-K and 3 other forms

Counted, not listed; the year is on EDGAR.

2009 · 34 filings — 28 × 8-K, 3 × 10-Q, 1 × 10-K and 2 other forms

Counted, not listed; the year is on EDGAR.

2008 · 37 filings — 29 × 8-K, 3 × 10-Q, 1 × 10-K and 4 other forms

Counted, not listed; the year is on EDGAR.

2007 · 39 filings — 33 × 8-K, 3 × 10-Q, 1 × 10-K and 2 other forms

Counted, not listed; the year is on EDGAR.

2006 · 48 filings — 40 × 8-K, 3 × 10-Q, 2 × 8-K/A and 3 other forms

Counted, not listed; the year is on EDGAR.

2005 · 59 filings — 51 × 8-K, 3 × 10-Q, 2 × DEFA14A and 3 other forms

Counted, not listed; the year is on EDGAR.

2004 · 46 filings — 41 × 8-K, 3 × 10-Q, 1 × 10-K and 1 other form

Counted, not listed; the year is on EDGAR.

2003 · 36 filings — 31 × 8-K, 3 × 10-Q, 1 × 10-K and 1 other form

Counted, not listed; the year is on EDGAR.

2002 · 27 filings — 19 × 8-K, 3 × 10-Q, 2 × 10-Q/A and 3 other forms

Counted, not listed; the year is on EDGAR.

2001 · 22 filings — 16 × 8-K, 3 × 10-Q, 1 × 10-K and 2 other forms

Counted, not listed; the year is on EDGAR.

2000 · 25 filings — 18 × 8-K, 5 × 10-Q, 1 × 8-K/A and 1 other form

Counted, not listed; the year is on EDGAR.

1999 · 33 filings — 27 × 8-K, 3 × 10-Q, 2 × 8-K/A and 1 other form

Counted, not listed; the year is on EDGAR.

1998 · 17 filings — 9 × 8-K, 3 × 10-Q, 1 × 10-K405 and 4 other forms

Counted, not listed; the year is on EDGAR.

1997 · 2 filings — 1 × 8-K, 1 × DEF 14A

Counted, not listed; the year is on EDGAR.

Insider, ownership and other filings#

Insider ownership (Forms 3, 4, 5 and 144), beneficial ownership (Schedules 13D and 13G), registration and prospectus (S-1, S-3, S-8, 424B and related) and the rest, counted by year, with the newest 25 of each of the latest 3 years shown. A Form 4 is one insider’s transaction report; a 13G is a passive holder above five percent.

2026 · 55 filings — 32 × 4, 6 × S-8 POS, 2 × 3 and 10 other forms
FiledWhat it is
Oct 19, 20264Insider transaction (Form 4)
Oct 5, 2026SCHEDULE 13GOther filings
Oct 5, 2026SCHEDULE 13G/AOther filings
Sep 28, 202615-12GOther filings
Sep 24, 20264Insider transaction (Form 4)
Sep 24, 20264Insider transaction (Form 4)
Sep 24, 20264Insider transaction (Form 4)
Sep 24, 20264Insider transaction (Form 4)
Sep 24, 20264Insider transaction (Form 4)
Sep 24, 2026SDSpecialized disclosure (conflict minerals)
Sep 18, 202625-NSEDelisting notice from the exchange
Sep 15, 2026424B5Prospectus supplement
Sep 11, 2026POSASRRegistration and prospectus
Sep 11, 2026POSASRRegistration and prospectus
Sep 11, 2026S-8 POSOther filings
Sep 11, 2026S-8 POSOther filings
Sep 11, 2026S-8 POSOther filings
Sep 11, 2026S-8 POSOther filings
Sep 11, 2026S-8 POSOther filings
Sep 11, 2026S-8 POSOther filings
Sep 10, 20268-K12BOther filings
Aug 4, 2026424B5Prospectus supplement
Jun 24, 202611-KEmployee plan annual report
Jun 18, 2026S-3ASRAutomatic shelf registration
Jun 18, 2026S-3ASRAutomatic shelf registration

The newest 25 of 55 shown; the full year is on EDGAR.

2025 · 58 filings — 38 × 4, 7 × 144, 2 × 424B5 and 9 other forms
FiledWhat it is
Nov 5, 20254Insider transaction (Form 4)
Sep 25, 20254Insider transaction (Form 4)
Sep 25, 20254Insider transaction (Form 4)
Sep 25, 20254Insider transaction (Form 4)
Sep 25, 20254Insider transaction (Form 4)
Sep 25, 20254Insider transaction (Form 4)
Sep 25, 20254Insider transaction (Form 4)
Sep 24, 2025SDSpecialized disclosure (conflict minerals)
Sep 10, 2025144Notice of proposed sale (Form 144)
Aug 8, 2025424B5Prospectus supplement
Aug 7, 2025FWPFree writing prospectus
Aug 6, 2025424B5Prospectus supplement
Aug 6, 2025POSASRRegistration and prospectus
Jun 25, 202511-KEmployee plan annual report
Jun 17, 20254Insider transaction (Form 4)
Jun 17, 20254Insider transaction (Form 4)
Jun 17, 20254Insider transaction (Form 4)
Jun 17, 20254Insider transaction (Form 4)
Jun 17, 20254Insider transaction (Form 4)
Jun 17, 20254Insider transaction (Form 4)
Jun 17, 20254Insider transaction (Form 4)
Jun 3, 2025S-3ASRAutomatic shelf registration
May 28, 20254Insider transaction (Form 4)
May 28, 20254Insider transaction (Form 4)
May 28, 20254Insider transaction (Form 4)

The newest 25 of 58 shown; the full year is on EDGAR.

2024 · 262 filings — 213 × 4, 20 × 144, 8 × 425 and 15 other forms
FiledWhat it is
Dec 31, 20244Insider transaction (Form 4)
Dec 31, 2024425Merger communication
Dec 31, 2024425Merger communication
Dec 31, 2024425Merger communication
Dec 31, 2024424B3Prospectus
Dec 30, 2024EFFECTOther filings
Dec 27, 2024CORRESPLetter to the SEC
Dec 26, 2024S-4/AMerger or exchange registration, amended
Dec 23, 2024144Notice of proposed sale (Form 144)
Dec 17, 2024UPLOADLetter from the SEC staff
Dec 11, 2024425Merger communication
Dec 11, 2024425Merger communication
Dec 11, 2024425Merger communication
Dec 9, 2024425Merger communication
Dec 9, 2024S-4Merger or exchange registration
Nov 26, 2024SC 13D/AActive holder above 5% (Schedule 13D), amended
Nov 25, 2024425Merger communication
Nov 13, 2024144Notice of proposed sale (Form 144)
Nov 12, 20244Insider transaction (Form 4)
Nov 12, 20244Insider transaction (Form 4)
Nov 12, 20244Insider transaction (Form 4)
Nov 12, 20244Insider transaction (Form 4)
Nov 12, 20244Insider transaction (Form 4)
Nov 12, 20244Insider transaction (Form 4)
Nov 12, 20244Insider transaction (Form 4)

The newest 25 of 262 shown; the full year is on EDGAR.

2023 · 103 filings — 41 × 425, 36 × 4, 4 × 144 and 13 other forms

Counted, not listed; the year is on EDGAR.

2022 · 49 filings — 27 × 4, 7 × 4/A, 3 × CORRESP and 6 other forms

Counted, not listed; the year is on EDGAR.

2021 · 33 filings — 27 × 4, 2 × SC 13G/A, 1 × 11-K and 3 other forms

Counted, not listed; the year is on EDGAR.

2020 · 68 filings — 46 × 4, 8 × 424B5, 3 × 4/A and 7 other forms

Counted, not listed; the year is on EDGAR.

2019 · 75 filings — 61 × 4, 4 × 424B5, 2 × 11-K and 5 other forms

Counted, not listed; the year is on EDGAR.

2018 · 54 filings — 41 × 4, 4 × 424B5, 2 × 11-K and 5 other forms

Counted, not listed; the year is on EDGAR.

2017 · 75 filings — 32 × 4, 19 × 425, 3 × 424B5 and 13 other forms

Counted, not listed; the year is on EDGAR.

2016 · 41 filings — 30 × 4, 3 × 3, 2 × 11-K and 3 other forms

Counted, not listed; the year is on EDGAR.

2015 · 51 filings — 30 × 4, 4 × 4/A, 4 × CORRESP and 8 other forms

Counted, not listed; the year is on EDGAR.

2014 · 124 filings — 116 × 4, 2 × 11-K, 2 × S-3ASR and 4 other forms

Counted, not listed; the year is on EDGAR.

2013 · 99 filings — 94 × 4, 2 × 11-K, 2 × 3 and 1 other form

Counted, not listed; the year is on EDGAR.

2012 · 74 filings — 60 × 4, 2 × 11-K, 2 × 3 and 8 other forms

Counted, not listed; the year is on EDGAR.

2011 · 107 filings — 99 × 4, 2 × 11-K, 2 × S-3ASR and 4 other forms

Counted, not listed; the year is on EDGAR.

2010 · 48 filings — 38 × 4, 3 × CORRESP, 3 × UPLOAD and 2 other forms

Counted, not listed; the year is on EDGAR.

2009 · 57 filings — 47 × 4, 4 × 3, 2 × 11-K and 3 other forms

Counted, not listed; the year is on EDGAR.

2008 · 92 filings — 73 × 4, 6 × 4/A, 2 × 11-K and 8 other forms

Counted, not listed; the year is on EDGAR.

2007 · 191 filings — 179 × 4, 3 × UPLOAD, 2 × 11-K and 5 other forms

Counted, not listed; the year is on EDGAR.

2006 · 193 filings — 176 × 4, 4 × CORRESP, 3 × 3 and 6 other forms

Counted, not listed; the year is on EDGAR.

2005 · 204 filings — 196 × 4, 2 × 424B3, 2 × 424B5 and 3 other forms

Counted, not listed; the year is on EDGAR.

2004 · 178 filings — 162 × 4, 7 × 3, 3 × 4/A and 6 other forms

Counted, not listed; the year is on EDGAR.

2003 · 102 filings — 76 × 4, 6 × 424B5, 3 × 3 and 10 other forms

Counted, not listed; the year is on EDGAR.

2002 · 28 filings — 21 × 4, 3 × SC 13D/A, 1 × 11-K and 3 other forms

Counted, not listed; the year is on EDGAR.

2001 · 8 filings — 2 × 424B5, 2 × S-3, 2 × S-8 and 2 other forms

Counted, not listed; the year is on EDGAR.

2000 · 8 filings — 2 × S-8, 1 × 11-K, 1 × 424B3 and 4 other forms

Counted, not listed; the year is on EDGAR.

1999 · 11 filings — 2 × 424B2, 2 × 424B5, 2 × S-3 and 3 other forms

Counted, not listed; the year is on EDGAR.

1998 · 10 filings — 4 × 424B2, 4 × S-3, 1 × 11-K and 1 other form

Counted, not listed; the year is on EDGAR.

1997 · 11 filings — 4 × S-8, 3 × S-4/A, 2 × 8-A12B and 2 other forms

Counted, not listed; the year is on EDGAR.

About this data#

ONEOK Inc. (OKE) has 3,620 filings on EDGAR going back to 1997: 31 annual reports, 91 quarterly reports and 961 current reports, plus proxy statements, insider forms and ownership schedules. Its latest annual report, a 10-K, was filed on Feb 24, 2026 for the fiscal year ended Dec 31, 2025. The most recent 8-K, on Sep 15, 2026, furnished a press release headed “ONEOK Announces Early Results of Cash Tender Offers”. Over the last 13 months insiders sold nothing and bought nothing on the open market; 57 other transactions (awards, exercises, tax withholding, gifts and plan purchases). Not investment advice.

Every row is a filing EDGAR lists for the registrants that have been ONEOK Inc., read from the SEC’s submissions index each morning; a filing accepted after that read appears the next day. Where a company changed its filing entity (a holding-company reorganisation, Google into Alphabet) the predecessor’s filings are shown for the years it filed as the company, derived from the filings themselves. Dates are the filing date; the period is the report’s own. The latest 3 years of reports are listed in full, the next years to 10 without their 8-Ks, and older years are counted; the other forms are counted too, with the newest 25 of each of the latest 3 years shown. Insider transactions are the Form 4 and Form 5 documents themselves, filed since January 2026, every number as the insider filed it: a day’s lots are summed, a blank price adds its shares and no dollars, and a purchase through an employee stock plan is a plan purchase, not insider buying. An 8-K’s headline is the first line of the press release it furnishes (Exhibit 99), read from the filing and shown word for word; where two independent readings of the exhibit do not agree, the 8-K is described by its items instead. The documents stay on sec.gov, public domain, and every link opens the SEC’s copy. ChartRow does not summarise or interpret filings.

FAQ#

Where can I read OKE's latest 10-K?
OKE's latest annual report, a 10-K, was filed on Feb 24, 2026 for the fiscal year ended Dec 31, 2025. It is linked above and opens on EDGAR, the SEC's own site, where every exhibit is also listed.
When did OKE last file an 8-K?
On Sep 15, 2026 it furnished a press release headed “ONEOK Announces Early Results of Cash Tender Offers”. An 8-K reports a material event between quarterly reports; the one that furnishes the quarter's results is filed under Item 2.02, last on Apr 28, 2026.
Are OKE insiders buying or selling?
Over the last 13 months insiders sold nothing and bought nothing on the open market; 57 other transactions (awards, exercises, tax withholding, gifts and plan purchases). Every figure is as the insider filed it on Form 4; a sale under a 10b5-1 plan was scheduled in advance.
How many SEC filings has OKE made?
3,620 filings are on EDGAR under the registrant records that have been ONEOK Inc., going back to 1997; 2,073 of them are insider ownership forms (Forms 3, 4, 5 and 144).