- 2026-09-22Exec ChangeDeparture of directors or certain officers; election of directors; appointment of certain officers; compensatory arrangements of certain officersEstimatedSEC 8-K →
- 2026-03-06Exec ChangeDeparture of directors or certain officers; election of directors; appointment of certain officers; compensatory arrangements of certain officersLow confidenceSEC 8-K →
- 2025-12-11Exec ChangeDeparture of directors or certain officers; election of directors; appointment of certain officers; compensatory arrangements of certain officersEstimatedSEC 8-K →
- 2025-09-29Exec ChangeDeparture of directors or certain officers; election of directors; appointment of certain officers; compensatory arrangements of certain officersEstimatedSEC 8-K →
- 2025-01-16M&ACompletion of acquisition or disposition of assetsLow confidenceSEC 8-K →
- 2024-08-05Exec ChangeDeparture of directors or certain officers; election of directors; appointment of certain officers; compensatory arrangements of certain officersEstimatedSEC 8-K →
- 2024-02-28Exec ChangeDeparture of directors or certain officers; election of directors; appointment of certain officers; compensatory arrangements of certain officersLow confidenceSEC 8-K →
- 2024-02-22Exec ChangeDeparture of directors or certain officers; election of directors; appointment of certain officers; compensatory arrangements of certain officersEstimatedSEC 8-K →
- 2023-07-05Exec ChangeDeparture of directors or certain officers; election of directors; appointment of certain officers; compensatory arrangements of certain officersLow confidenceSEC 8-K →
- 2022-12-02Exec ChangeDeparture of directors or certain officers; election of directors; appointment of certain officers; compensatory arrangements of certain officersLow confidenceSEC 8-K →
- 2022-03-02Exec ChangeDeparture of directors or certain officers; election of directors; appointment of certain officers; compensatory arrangements of certain officersLow confidenceSEC 8-K →
- 2021-08-05Exec ChangeDeparture of directors or certain officers; election of directors; appointment of certain officers; compensatory arrangements of certain officersLow confidenceSEC 8-K →
- 2020-09-14Exec ChangeDeparture of directors or certain officers; election of directors; appointment of certain officers; compensatory arrangements of certain officersLow confidenceSEC 8-K →
- 2020-05-05Exec ChangeDeparture of directors or certain officers; election of directors; appointment of certain officers; compensatory arrangements of certain officersLow confidenceSEC 8-K →
- 2020-03-04Exec ChangeDeparture of directors or certain officers; election of directors; appointment of certain officers; compensatory arrangements of certain officersLow confidenceSEC 8-K →
- 2019-10-02Exec ChangeDeparture of directors or certain officers; election of directors; appointment of certain officers; compensatory arrangements of certain officersEstimatedSEC 8-K →
- 2019-06-06Exec ChangeDeparture of directors or certain officers; election of directors; appointment of certain officers; compensatory arrangements of certain officersLow confidenceSEC 8-K →
- 2018-12-18Exec ChangeDeparture of directors or certain officers; election of directors; appointment of certain officers; compensatory arrangements of certain officersLow confidenceSEC 8-K →
- 2018-11-27Exec ChangeDeparture of directors or certain officers; election of directors; appointment of certain officers; compensatory arrangements of certain officersLow confidenceSEC 8-K →
- 2018-09-05Exec ChangeDeparture of directors or certain officers; election of directors; appointment of certain officers; compensatory arrangements of certain officersEstimatedSEC 8-K →
- 2018-07-03Exec ChangeDeparture of directors or certain officers; election of directors; appointment of certain officers; compensatory arrangements of certain officersLow confidenceSEC 8-K →
- 2018-05-16Exec ChangeDeparture of directors or certain officers; election of directors; appointment of certain officers; compensatory arrangements of certain officersEstimatedSEC 8-K →
- 2018-04-05Exec ChangeDeparture of directors or certain officers; election of directors; appointment of certain officers; compensatory arrangements of certain officersEstimatedSEC 8-K →
- 2017-09-28Exec ChangeDeparture of directors or certain officers; election of directors; appointment of certain officers; compensatory arrangements of certain officersEstimatedSEC 8-K →
- 2017-08-24Exec ChangeDeparture of directors or certain officers; election of directors; appointment of certain officers; compensatory arrangements of certain officersLow confidenceSEC 8-K →
- 2017-03-07Exec ChangeDeparture of directors or certain officers; election of directors; appointment of certain officers; compensatory arrangements of certain officersLow confidenceSEC 8-K →
- 2016-09-08Exec ChangeDeparture of directors or certain officers; election of directors; appointment of certain officers; compensatory arrangements of certain officersLow confidenceSEC 8-K →
- 2016-08-24Exec ChangeDeparture of directors or certain officers; election of directors; appointment of certain officers; compensatory arrangements of certain officersLow confidenceSEC 8-K →
- 2016-06-01Exec ChangeDeparture of directors or certain officers; election of directors; appointment of certain officers; compensatory arrangements of certain officersLow confidenceSEC 8-K →
- 2016-03-03Exec ChangeDeparture of directors or certain officers; election of directors; appointment of certain officers; compensatory arrangements of certain officersLow confidenceSEC 8-K →
- 2015-03-04Exec ChangeDeparture of directors or certain officers; election of directors; appointment of certain officers; compensatory arrangements of certain officersLow confidenceSEC 8-K →
- 2014-09-03Exec ChangeDeparture of directors or certain officers; election of directors; appointment of certain officers; compensatory arrangements of certain officersLow confidenceSEC 8-K →
- 2014-03-07Exec ChangeDeparture of directors or certain officers; election of directors; appointment of certain officers; compensatory arrangements of certain officersHans HelmerichAuthoritativeSEC 8-K →
- 2013-08-21Exec ChangeDeparture of directors or certain officers; election of directors; appointment of certain officers; compensatory arrangements of certain officersEstimatedSEC 8-K →
- 2012-09-11Exec ChangeDeparture of directors or certain officers; election of directors; appointment of certain officers; compensatory arrangements of certain officersLow confidenceSEC 8-K →
- 2012-06-07Exec ChangeDeparture of directors or certain officers; election of directors; appointment of certain officers; compensatory arrangements of certain officersLow confidenceSEC 8-K →
- 2012-03-14Exec ChangeDeparture of directors or certain officers; election of directors; appointment of certain officers; compensatory arrangements of certain officersLow confidenceSEC 8-K →
- 2012-01-11Exec ChangeDeparture of directors or certain officers; election of directors; appointment of certain officers; compensatory arrangements of certain officersHans HelmerichAuthoritativeSEC 8-K →
- 2011-12-07Exec ChangeDeparture of directors or certain officers; election of directors; appointment of certain officers; compensatory arrangements of certain officersHans HelmerichAuthoritativeSEC 8-K →
- 2010-12-07Exec ChangeDeparture of directors or certain officers; election of directors; appointment of certain officers; compensatory arrangements of certain officersLow confidenceSEC 8-K →
- 2010-06-23Exec ChangeDeparture of directors or certain officers; election of directors; appointment of certain officers; compensatory arrangements of certain officersLow confidenceSEC 8-K →
- 2010-04-30Exec ChangeDeparture of directors or certain officers; election of directors; appointment of certain officers; compensatory arrangements of certain officersLow confidenceSEC 8-K →
- 2009-12-07Exec ChangeDeparture of directors or certain officers; election of directors; appointment of certain officers; compensatory arrangements of certain officersLow confidenceSEC 8-K →
- 2009-12-02Exec ChangeDeparture of directors or certain officers; election of directors; appointment of certain officers; compensatory arrangements of certain officersLow confidenceSEC 8-K →
- 2009-03-27Exec ChangeDeparture of directors or certain officers; election of directors; appointment of certain officers; compensatory arrangements of certain officersLow confidenceSEC 8-K →
- 2008-12-03Exec ChangeDeparture of directors or certain officers; election of directors; appointment of certain officers; compensatory arrangements of certain officersLow confidenceSEC 8-K →
- 2008-06-05Exec ChangeDeparture of directors or certain officers; election of directors; appointment of certain officers; compensatory arrangements of certain officersLow confidenceSEC 8-K →
- 2007-12-06Exec ChangeDeparture of directors or certain officers; election of directors; appointment of certain officers; compensatory arrangements of certain officersLow confidenceSEC 8-K →
- 2007-03-08Exec ChangeDeparture of directors or certain officers; election of directors; appointment of certain officers; compensatory arrangements of certain officersLow confidenceSEC 8-K →
- 2006-12-08Exec ChangeDeparture of directors or certain officers; election of directors; appointment of certain officers; compensatory arrangements of certain officersLow confidenceSEC 8-K →
- 2005-12-08Exec ChangeDeparture of directors or certain officers; election of directors; appointment of certain officers; compensatory arrangements of certain officersLow confidenceSEC 8-K →
- 2005-10-19Exec ChangeDeparture of directors or certain officers; election of directors; appointment of certain officers; compensatory arrangements of certain officersLow confidenceSEC 8-K →
Source: SEC EDGAR 8-K filings · Interpretation: Oxford Ledge parser
(M&A / Exec Change /
Auditor / Impairment) ·
Confidence-filtered ≥ 0.40