← All stocks

MPLX LP

MPLX No buying or selling

CIK 0001552000 #572 in the set updated 22 Sep 2026

Bought (1 mo)

$0.00

out of their own pocket, the only kind of buying there is

Sold (1 mo)

$0.00

$0.00 on a plan · $0.00 straight out of an exercise

Sold at will

$0.00

0 of 0 sales

Net

$0.00

$0.00 against sales at will

By person

15 insiders · 0 transactions

Insider

Role

Bought

Sold

Net

Holding

Worth

Change

Hennigan Michael J

Executive Chairman

—

359,137

$18.94M

−0.3%

Mannen Maryann T.

Chairman, President & CEO

—

165,459

$8.73M

+90.0%

SURMA JOHN P

Director

—

95,448

$5.03M

+24.9%

Floerke Gregory Scott

Exec. VP and COO

—

95,337

$5.03M

+6.0%

HELMS CHRISTOPHER A

Director

—

86,208

$4.55M

+23.5%

Peiffer Garry L.

Director

—

69,313

$3.66M

+29.0%

SEMPLE FRANK M

Director

—

63,476

$3.35M

+32.5%

STICE J MICHAEL

Director

—

58,413

$3.08M

+34.1%

Quaid John J

Director

—

52,393

$2.76M

+17.6%

Benson Molly R

Chief Legal Ofc & Corp Sec

—

46,114

$2.43M

+28.8%

Lyon Shawn M

Senior VP, Log. & Storage

—

28,289

$1.49M

+60.8%

HAGEDORN CARL KRISTOPHER

Exec VP & Chief Fin Ofc

—

20,409

$1.08M

+8.8%

Breves Christine S

Director

—

15,038

$793.27K

+111.1%

Khoury Maria A

Director

—

8,451

$445.79K

—

Walker Ray N JR

Director

—

4,609

$243.14K

+905.9%

No percentages here. These insiders hold more than one class of share between them, and the share count on file covers one of them rather than all. Dividing the two would compare different things.

Individual transactions

Nothing of that kind in this period.

What was left out

Form 4 filings counted 0

Amendments (4/A) skipped 0

Filings about a different issuer 0

Unreadable filings 0

Joint filings 0

Sales on a Rule 10b5-1 plan 0

Sales straight out of an exercise 0

Sales at will 0

Transactions with no price 0

Shares from compensation/vesting 0

History held since 6 Sep 2016