Mark A Mccollum Net Worth - Insider Trades and Bio as of Jun 6, 2026

OKEONEOK INC /NEW/SEC CIK: 0001215888

Estimated Net Worth

$12.1 Million

Last Updated: May 19, 2026 11:10 PM EST

Transaction Summary

Total Transactions116

Buy-Sell Ratio0.00

Buy Transactions0

Sell Transactions11

Transaction Volume

Total Volume-$9.86M

Net Volume$9.86M

Buy Volume$0.00

Sell Volume-$9.86M

Trade Analysis

AVG Trade Size$92.00K

Largest Trade$3.51M

Most Active MonthDec

Most Active Year2014

Trading Sentiment

OverallBullish

Recent TradeNeutral

Last 90 Days0 Trades

ConvictionNone

Net Worth & Trading Activity Over Time

Monthly Trading Pattern

Past Insider Trading and Trends

Mark A McCollum has an estimated net worth of $12.1 Million. This is based on reported shares across multiple companies, which include HALLIBURTON CO, TENNECO AUTOMOTIVE INC, WESTLAKE CORP, EXTERRAN PARTNERS, L.P., Weatherford International plc, Archrock, Inc., KBR, INC., MARATHON OIL CORP, BUTLER MANUFACTURING CO, Seadrill Ltd, and ONEOK INC /NEW/.

2011 was Mark A McCollum's most active year for acquiring shares with 6 total transactions. Mark A McCollum's most active month to acquire stocks was the month of November. 2011 was Mark A McCollum's most active year for disposing of shares, totalling 13 transactions. Mark A McCollum's most active month to dispose stocks was the month of November. 2014 saw Mark A McCollum paying a total of $5,723,360.00 for 165,036 shares, this is the most they've acquired in one year. In 2014 Mark A McCollum cashed out on 118,462 shares for a total of $4,567,476.89, their largest year based on trade value.

Holdings & Transactions

OKEoneok inc /new/

Updated: Jan 27, 2026VIEW QUOTE

Form Type	Δ Own, %	Traded Shares	Price	Size, $	Filing Date	Own, %	Type	Scheduled	Trade Dates	SEC Filing
From 4	—	727.00	$78.00	$56.71K	Jan 27, 2026	727.00	Grant	—	Jan 23	View
From 3	—	—	—	—	Jan 27, 2026	—	—	—	—	View

WLKwestlake corp

Updated: Aug 11, 2025VIEW QUOTE

Form Type	Δ Own, %	Traded Shares	Price	Size, $	Filing Date	Own, %	Type	Scheduled	Trade Dates	SEC Filing
From 4	0.22	2.17K	—	—	Aug 11, 2025	11.82K	Options	—	Aug 08 - 09	View
From 4	0.13	1.13K	—	—	Aug 12, 2024	9.66K	Options	—	Aug 09 - 11	View
From 4	0.15	1.14K	—	—	Aug 14, 2023	8.53K	Options	—	Aug 11 - 12	View
From 4	0.24	1.45K	—	—	Aug 15, 2022	7.39K	Options	—	Aug 12 - 13	View
From 4	-0.42	3.00K	—	—	Mar 04, 2022	4.18K	Grant	—	Mar 03	View
From 4	0.25	1.76K	—	—	Aug 16, 2021	8.95K	Options	—	Aug 13 - 14	View
From 4	0.50	2.40K	—	—	Aug 17, 2020	7.18K	Options	—	Aug 14 - 16	View
From 4	1.00	2.39K	—	—	Aug 19, 2019	4.78K	Options	—	Aug 16 - 17	View
From 4	—	—	—	—	May 20, 2019	987.00	Options	—	May 18	View
From 4	—	1.41K	—	—	Aug 20, 2018	1.41K	Grant	—	Aug 17	View
From 4	—	987.00	—	—	May 21, 2018	987.00	Grant	—	May 18	View
From 3	—	—	—	—	May 21, 2018	—	—	—	—	View

SDRLseadrill ltd

Updated: May 16, 2025VIEW QUOTE

Form Type	Δ Own, %	Traded Shares	Price	Size, $	Filing Date	Own, %	Type	Scheduled	Trade Dates	SEC Filing
From 4	—	4.86K	—	—	May 16, 2025	4.86K	Grant	—	May 14	View
From 4	—	—	—	—	Apr 21, 2025	2.41K	Options	—	Apr 17	View
From 3	—	—	—	—	Jan 02, 2025	—	—	—	—	View

MROmarathon oil corp

Updated: Nov 22, 2024VIEW QUOTE

Form Type	Δ Own, %	Traded Shares	Price	Size, $	Filing Date	Own, %	Type	Scheduled	Trade Dates	SEC Filing
From 4	-1.00	16.30K	—	—	Nov 22, 2024	—	Disposition	—	Nov 22	View
From 4	1.00	8.13K	—	—	Mar 05, 2024	16.30K	Grant	—	Mar 01	View
From 4	18.68	7.75K	—	—	Mar 03, 2023	8.17K	Grant	—	Mar 01	View
From 4	—	415.00	—	—	Dec 02, 2022	415.00	Grant	—	Dec 01	View
From 3	—	—	—	—	Dec 01, 2022	—	—	—	—	View

WFRDweatherford international plc

President and CEO Director

Updated: Dec 17, 2019VIEW QUOTE

Form Type	Δ Own, %	Traded Shares	Price	Size, $	Filing Date	Own, %	Type	Scheduled	Trade Dates	SEC Filing
From 4	-0.99	1.64M	$0.02	$13.20K	Dec 17, 2019	21.09K	Disposition	—	Dec 13	View
From 4	-0.07	125.89K	$0.63	-$79.31K	Apr 25, 2019	1.67M	Tax	—	Apr 24	View
From 4	-0.04	73.25K	$0.64	-$46.88K	Feb 04, 2019	1.79M	Tax	—	Jan 31	View
From 4	-0.04	77.90K	$2.59	-$201.77K	Apr 26, 2018	1.86M	Tax	—	Apr 24	View
From 4	0.77	845.77K	—	—	Feb 02, 2018	1.94M	Grant	—	Jan 31	View
From 4	—	1.65M	—	—	Apr 25, 2017	1.65M	Grant	—	Apr 24	View
From 3	—	—	—	—	Apr 25, 2017	—	—	—	—	View

AROCarchrock, inc.

Updated: Apr 27, 2018VIEW QUOTE

Form Type	Δ Own, %	Traded Shares	Price	Size, $	Filing Date	Own, %	Type	Scheduled	Trade Dates	SEC Filing
From 4	0.04	2.80K	—	—	Apr 27, 2018	82.75K	Grant	—	Apr 26	View
From 4	0.20	13.16K	—	—	Mar 05, 2018	79.95K	Grant	—	Mar 02	View
From 4	0.16	9.13K	—	—	Mar 06, 2017	66.79K	Grant	—	Mar 03	View
From 4	0.47	18.47K	—	—	Mar 07, 2016	57.67K	Grant	—	Mar 04	View
From 4	0.11	3.92K	—	—	Mar 05, 2015	39.20K	Grant	—	Mar 04	View
From 4	0.09	3.04K	—	—	Mar 06, 2014	35.28K	Grant	—	Mar 04	View
From 4	0.16	4.39K	—	—	Mar 06, 2013	32.24K	Grant	—	Mar 04	View
From 4	0.38	7.66K	—	—	Mar 06, 2012	27.85K	Grant	—	Mar 04	View
From 4	0.37	5.48K	—	—	Mar 08, 2011	20.19K	Grant	—	Mar 04	View
From 4	0.81	6.59K	—	—	Mar 01, 2010	14.71K	Grant	—	Feb 28	View
From 4	—	8.12K	$19.25	$156.29K	Jun 01, 2009	8.12K	Grant	—	May 28	View
From 3	—	—	—	—	Jun 01, 2009	—	—	—	—	View

HALhalliburton co

EVP - Chief Financial Officer Officer

Updated: Mar 01, 2017VIEW QUOTE

Form Type	Δ Own, %	Traded Shares	Price	Size, $	Filing Date	Own, %	Type	Scheduled	Trade Dates	SEC Filing
From 4	-0.30	89.30K	$44.02	-$1.66M	Mar 01, 2017	407.29K	Sale	Scheduled	Feb 27	View
From 4	0.24	46.19K	$53.78	$838.69K	Dec 09, 2016	496.59K	Grant	—	Dec 07 - 08	View
From 4	-0.05	9.19K	$54.09	-$497.05K	Dec 08, 2016	450.40K	Tax	—	Dec 06 - 07	View
From 4	-0.04	7.43K	$37.90	-$281.48K	Dec 10, 2015	459.59K	Disposition	—	Dec 08	View
From 4	-0.01	2.10K	$38.10	-$79.93K	Dec 09, 2015	467.02K	Disposition	—	Dec 07	View
From 4	-0.01	2.10K	$40.40	-$84.76K	Dec 07, 2015	469.12K	Disposition	—	Dec 03	View
From 4	0.43	78.70K	$38.95	$1.10M	Dec 04, 2015	471.22K	Grant	—	Dec 02	View
From 4	-0.04	7.43K	$40.47	-$300.58K	Dec 10, 2014	392.52K	Disposition	—	Dec 08 - 09	View
From 4	0.39	66.52K	$40.98	$817.48K	Dec 05, 2014	399.94K	Acquisition	—	Dec 03	View
From 4	0.42	50.00K	$70.26	$3.51M	Jul 17, 2014	333.43K	Grant	—	Jul 15	View
From 4	-0.26	42.00K	$49.36	-$1.72M	Jun 24, 2014	283.43K	Sale	Scheduled	Jun 20	View
From 4	-0.05	6.19K	$63.56	-$393.37K	May 27, 2014	325.43K	Sale	Scheduled	May 23	View
From 4	-0.02	3.18K	$61.51	-$195.42K	Apr 22, 2014	331.61K	Sale	Scheduled	Apr 21	View
From 4	-0.03	4.30K	—	—	Apr 07, 2014	334.79K	Grant	—	Apr 03	View
From 4	-0.04	4.89K	$58.00	-$283.91K	Mar 25, 2014	339.09K	Sale	Scheduled	Mar 21	View
From 4	-0.03	4.99K	$56.00	-$279.55K	Feb 27, 2014	343.99K	Sale	Scheduled	Feb 25	View
From 4	-0.02	2.71K	$50.56	-$137.07K	Dec 10, 2013	348.98K	Disposition	—	Dec 06	View
From 4	0.46	57.02K	$50.58	$2.89M	Dec 06, 2013	351.69K	Acquisition	—	Dec 04 - 05	View
From 4	-0.03	4.09K	$52.01	-$212.51K	Dec 04, 2013	294.67K	Disposition	—	Dec 02	View
From 4	-0.03	3.41K	$52.68	-$179.59K	Dec 02, 2013	298.75K	Disposition	—	Nov 29	View
From 4	-0.28	52.40K	$41.49	-$1.95M	Sep 18, 2013	302.16K	Sale	Scheduled	Sep 16	View
From 4	-0.00	580.00	$40.84	-$23.69K	Feb 15, 2013	354.56K	Disposition	—	Feb 13	View
From 4	0.53	72.84K	$33.52	$2.44M	Dec 07, 2012	355.14K	Acquisition	—	Dec 05 - 06	View
From 4	-0.05	7.79K	$33.35	-$259.96K	Dec 04, 2012	270.80K	Disposition	—	Nov 30	View
From 4	-0.10	16.80K	$23.37	-$266.95K	May 15, 2012	278.59K	Sale	Scheduled	May 14	View
From 4/A	-0.01	751.00	$36.14	-$27.14K	Feb 27, 2012	295.39K	Disposition	—	Feb 13	View
From 4/A	-0.01	838.00	$36.14	-$30.29K	Feb 21, 2012	295.88K	Disposition	—	Feb 13	View
From 4	-0.00	578.00	$36.14	-$20.89K	Feb 15, 2012	296.14K	Disposition	—	Feb 13	View
From 4	0.49	58.53K	$35.57	$2.08M	Dec 08, 2011	296.72K	Acquisition	—	Dec 06	View
From 4	-0.01	802.00	$37.02	-$29.69K	Dec 07, 2011	238.20K	Disposition	—	Dec 05	View
From 4	-0.06	7.79K	$36.49	-$284.42K	Dec 05, 2011	239.00K	Disposition	—	Dec 01 - 02	View
From 4	-0.07	10.00K	$50.00	-$500.00K	Apr 04, 2011	246.79K	Sale	Scheduled	Mar 31	View
From 4	-0.30	65.93K	$30.54	-$2.17M	Mar 10, 2011	256.79K	Sale	Scheduled	Mar 08	View
From 4	-0.00	545.00	$44.64	-$24.33K	Feb 15, 2011	322.73K	Disposition	—	Feb 11	View
From 4	-0.01	1.94K	$40.38	-$78.34K	Dec 09, 2010	323.27K	Disposition	—	Dec 07	View
From 4	-0.03	4.28K	$41.03	-$52.35K	Dec 07, 2010	325.21K	Disposition	—	Dec 03 - 06	View
From 4	0.35	47.97K	$39.43	$1.87M	Dec 03, 2010	329.49K	Acquisition	—	Dec 01 - 02	View
From 4	-0.00	612.00	$30.02	-$18.37K	Feb 17, 2010	281.52K	Disposition	—	Feb 16	View
From 4	-0.02	3.22K	$27.74	-$89.22K	Dec 09, 2009	282.13K	Disposition	—	Dec 07 - 08	View
From 4	0.63	69.52K	$29.25	$2.04M	Dec 03, 2009	285.35K	Acquisition	—	Dec 01 - 03	View
From 4	-0.00	545.00	$18.29	-$9.97K	Feb 18, 2009	215.83K	Disposition	—	Feb 17	View
From 4	-0.02	2.33K	$14.31	-$33.40K	Dec 10, 2008	216.37K	Disposition	—	Dec 08	View
From 4	1.51	98.57K	$15.42	$1.52M	Dec 04, 2008	218.71K	Acquisition	—	Dec 02	View
From 4	-0.02	1.06K	$35.58	-$37.64K	Sep 11, 2008	120.14K	Disposition	—	Sep 11	View
From 4	0.33	21.80K	$35.67	$777.61K	Feb 15, 2008	143.00K	Grant	—	Feb 13	View
From 4	-0.04	2.41K	$37.60	-$90.75K	Dec 12, 2007	121.20K	Disposition	—	Dec 10 - 11	View
From 4	0.38	22.33K	$36.83	$824.17K	Dec 07, 2007	123.61K	Acquisition	—	Dec 05 - 06	View
From 4	-0.07	4.50K	—	—	Nov 13, 2007	101.28K	Grant	—	Nov 11	View
From 4	-0.02	1.06K	$35.26	-$37.31K	Sep 12, 2007	105.78K	Disposition	—	Sep 11	View
From 4	-0.02	1.41K	$32.91	-$46.34K	Dec 13, 2006	106.84K	Disposition	—	Dec 11	View
From 4	0.50	26.40K	$33.17	$875.69K	Dec 08, 2006	108.25K	Grant	—	Dec 06	View
From 4	-0.01	529.00	$33.53	-$17.74K	Dec 06, 2006	81.85K	Disposition	—	Dec 05	View
From 4	-0.02	1.06K	$33.05	-$34.97K	Sep 13, 2006	82.37K	Disposition	—	Sep 12	View
From 4	-0.01	250.00	$65.83	-$16.46K	Dec 21, 2005	41.72K	Disposition	—	Dec 21	View
From 4	1.20	16.80K	$64.78	$1.09M	Dec 08, 2005	41.97K	Grant	—	Dec 07	View
From 4	-0.39	13.33K	$40.79	-$438.97K	Nov 16, 2005	25.17K	Sale	—	Nov 14	View
From 4	-0.03	500.00	$66.10	-$33.05K	Oct 24, 2005	38.50K	Disposition	—	Oct 21	View
From 4	1.00	9.50K	$38.61	$366.80K	Dec 06, 2004	39.00K	Grant	—	Dec 02	View
From 4	-0.05	500.00	$30.31	-$15.15K	Nov 23, 2004	29.50K	Disposition	—	Nov 22	View
From 4	—	30.00K	$24.33	$729.90K	Sep 11, 2003	30.00K	Grant	—	Sep 10	View
From 3	—	—	—	—	Aug 25, 2003	—	—	—	—	View

exterran partners, l.p.

Updated: Jun 01, 2009

Form Type	Δ Own, %	Traded Shares	Price	Size, $	Filing Date	Own, %	Type	Scheduled	Trade Dates	SEC Filing
From 4	—	4.30K	—	—	Jun 01, 2009	—	Acq/Dis	—	May 28	View
From 4	—	—	—	—	Jan 23, 2009	2.00K	Options	—	Jan 01	View
From 4	—	3.03K	—	—	Oct 30, 2008	3.03K	Grant	—	Oct 28	View
From 4	—	1.27K	—	—	Nov 07, 2007	1.28K	Grant	—	Nov 06	View
From 4	—	2.00K	—	—	Oct 18, 2006	2.00K	Grant	—	Oct 16	View
From 3	—	—	—	—	Oct 16, 2006	—	—	—	—	View

KBRkbr, inc.

Updated: Nov 15, 2006VIEW QUOTE

Form Type	Δ Own, %	Traded Shares	Price	Size, $	Filing Date	Own, %	Type	Scheduled	Trade Dates	SEC Filing
From 3	—	—	—	—	Nov 15, 2006	—	—	—	—	View

butler manufacturing co

Updated: Apr 29, 2004

Form Type	Δ Own, %	Traded Shares	Price	Size, $	Filing Date	Own, %	Type	Scheduled	Trade Dates	SEC Filing
From 4	-1.00	5.38K	$22.50	-$121.03K	Apr 29, 2004	—	Disposition	—	Apr 27	View
From 4	0.19	223.02	$22.42	$5.00K	Apr 08, 2004	5.38K	Grant	—	Apr 07	View
From 4	0.25	231.91	$21.56	$5.00K	Jan 09, 2004	5.16K	Grant	—	Jan 08	View
From 4	0.55	328.30	$15.23	$5.00K	Oct 08, 2003	4.92K	Grant	—	Oct 07	View
From 4	—	—	—	—	Jul 18, 2003	—	—	—	—	View
From 4	—	—	—	—	Jul 10, 2003	—	—	—	—	View

tenneco automotive inc

Updated: Aug 18, 2003

Form Type	Δ Own, %	Traded Shares	Price	Size, $	Filing Date	Own, %	Type	Scheduled	Trade Dates	SEC Filing
From 4	—	—	$1.57	$41.87K	Aug 18, 2003	99.94K	Options	—	Aug 14	View

Benzinga

Benzinga

Net Worth & Trading Activity Over Time

Monthly Trading Pattern

Past Insider Trading and Trends

Holdings & Transactions