Insider · CIK 0001270065

Frank M Semple

Files at: MPLX, HYLN, ANDX, MPC, MWE. On EDGAR ↗

Period1M 3M 6M 1Y 2Y All datashares as filed — not split-adjusted

Open-market buys & salesbuys $0 · 0sales $4.6M · 3net −$4.6M

Reported trades — common stock

Trade	Reported (ET)	Company	Shares	Avg price	Total	Owned after	Δ stake	Flags
Aug 14, 2026 AForm 4 →	Aug 18, 4:43 pm EDT	MPLX LPMPLX	1,073	—	—	63,476	—
Apr 30, 2026 AForm 4/A →	Aug 5, 4:17 pm EDT	MPLX LPMPLX	3,029	—	—	61,201	—
Feb 14, 2019 AForm 4 →	Feb 19, 7:59 am EST	MPLX LPMPLX	145	—	—	7,790	—	plan?
Feb 14, 2019 AForm 4 →	Feb 19, 7:45 am EST	ANDEAVOR LOGISTICS LPANDX	24	—	—	1,293	—	plan?
Jan 2, 2019 AForm 4 →	Jan 4, 7:00 pm EST	MPLX LPMPLX	895	—	—	7,646	—	plan?
Jan 2, 2019 AForm 4 →	Jan 4, 6:40 pm EST	ANDEAVOR LOGISTICS LPANDX	814	—	—	1,270	—	plan?
Dec 28, 2018 AForm 4 →	Dec 31, 10:56 am EST	ANDEAVOR LOGISTICS LPANDX	456	—	—	456	—	plan?
Nov 14, 2018 AForm 4 →	Nov 16, 3:41 pm EST	MPLX LPMPLX	132	—	—	6,750	—	plan?
Oct 1, 2018 AForm 4 →	Oct 3, 6:49 am EDT	MPLX LPMPLX	620	—	—	6,619	—	plan?
Aug 14, 2018 AForm 4 →	Aug 16, 8:37 am EDT	MPLX LPMPLX	98	—	—	5,999	—	plan?
Jul 2, 2018 AForm 4 →	Jul 5, 2:15 pm EDT	Marathon Petroleum CorpMPC	480	—	—	4,645	—	plan?
Jul 2, 2018 AForm 4 →	Jul 5, 12:08 pm EDT	MPLX LPMPLX	756	—	—	5,901	—	plan?
May 15, 2018 AForm 4 →	May 17, 7:41 am EDT	MPLX LPMPLX	89	—	—	5,145	—	plan?
Apr 2, 2018 AForm 4 →	Apr 4, 5:34 pm EDT	Marathon Petroleum CorpMPC	470	—	—	4,141	—	plan?
Apr 2, 2018 AForm 4 →	Apr 4, 2:21 pm EDT	MPLX LPMPLX	785	—	—	5,056	—	plan?
Feb 14, 2018 AForm 4 →	Feb 16, 8:11 am EST	MPLX LPMPLX	70	—	—	4,271	—	plan?
Jan 2, 2018 AForm 4 →	Jan 4, 9:13 am EST	Marathon Petroleum CorpMPC	502	—	—	3,646	—	plan?
Jan 2, 2018 AForm 4 →	Jan 4, 8:25 am EST	MPLX LPMPLX	711	—	—	4,201	—	plan?
Nov 14, 2017 AForm 4 →	Nov 16, 9:11 am EST	MPLX LPMPLX	60	—	—	3,490	—	plan?
Oct 2, 2017 AForm 4 →	Oct 4, 10:53 am EDT	Marathon Petroleum CorpMPC	604	—	—	3,125	—	plan?
Oct 2, 2017 AForm 4 →	Oct 4, 10:30 am EDT	MPLX LPMPLX	723	—	—	3,430	—	plan?
Aug 14, 2017 AForm 4 →	Aug 16, 8:12 am EDT	MPLX LPMPLX	45	—	—	2,708	—	plan?
Jul 3, 2017 AForm 4 →	Jul 5, 2:39 pm EDT	Marathon Petroleum CorpMPC	636	—	—	2,502	—	plan?
Jul 3, 2017 AForm 4 →	Jul 5, 1:55 pm EDT	MPLX LPMPLX	748	—	—	2,663	—	plan?
May 15, 2017 AForm 4 →	May 17, 1:09 pm EDT	MPLX LPMPLX	28	—	—	1,915	—	plan?
Apr 3, 2017 AForm 4 →	Apr 5, 10:41 am EDT	MPLX LPMPLX	703	—	—	1,886	—	plan?
Apr 3, 2017 AForm 4 →	Apr 5, 10:21 am EDT	Marathon Petroleum CorpMPC	676	—	—	1,854	—	plan?
Feb 14, 2017 AForm 4 →	Feb 16, 2:37 pm EST	MPLX LPMPLX	16	—	—	1,183	—	plan?
Jan 3, 2017 AForm 4 →	Jan 5, 2:07 pm EST	MPLX LPMPLX	728	—	—	285,732	—	plan?
Jan 3, 2017 AForm 4 →	Jan 5, 1:34 pm EST	Marathon Petroleum CorpMPC	638	—	—	1,170	—	plan?
Dec 27, 2016 SForm 4 →	Dec 28, 12:15 pm EST	MPLX LPMPLX	45,000	$34.00	$1,530,000	29,312	−60.6%	plan?
Nov 21, 2016 SForm 4 →	Nov 23, 1:25 pm EST	MPLX LPMPLX	45,000	$34.00	$1,530,000	74,312	−37.7%	plan?
Nov 14, 2016 AForm 4 →	Nov 16, 9:16 am EST	MPLX LPMPLX	7	—	—	285,004	—	plan?
Nov 1, 2016 AForm 4 →	Nov 3, 8:44 am EDT	MPLX LPMPLX	432	—	—	284,997	—	plan?
Nov 1, 2016 AForm 4 →	Nov 3, 8:40 am EDT	Marathon Petroleum CorpMPC	529	—	—	529	—	plan?
Oct 27, 2016 SForm 4 →	Oct 31, 3:52 pm EDT	MPLX LPMPLX	45,000	$34.00	$1,530,000	119,312	−27.4%	plan?
Dec 4, 2015 AForm 4 →	Dec 8, 5:23 pm EST	MPLX LPMPLX	711,294	—	—	48,777	—	plan?
Dec 4, 2015 DForm 4 →	Dec 8, 10:01 am EST	MARKWEST ENERGY PARTNERS L PMWE	658,864	$38.83	$25,583,689	0	—	plan?
Jan 31, 2015 FForm 4 →	Feb 3, 8:44 am EST	MARKWEST ENERGY PARTNERS L PMWE	32,450	$58.93	$1,912,279	261,069	—	plan?
Jan 21, 2015 AForm 4 →	Jan 23, 4:48 pm EST	MARKWEST ENERGY PARTNERS L PMWE	54,160	—	—	293,519	—	plan?

Reported trades — derivatives (options, RSUs, warrants)

Trade	Reported (ET)	Company	Shares	Avg price	Total	Owned after	Δ stake	Flags
Mar 4, 2019 JForm 4 →	Mar 6, 5:13 pm EST	Tortoise Acquisition Corp.SHLL	40,000	—	—	40,000	—