MPLX
MPLX LP
NYSE: MPLX · ENERGY · OIL & GAS MIDSTREAM
$58.93
+1.41% today
Updated 2026-10-28
Market cap
$59.02B
P/E ratio
12.51
P/S ratio
4.90x
EPS (TTM)
$4.65
Dividend yield
7.54%
52W range
$46 – $60
Volume
1.3M
MPLX LP (MPLX) Insider transactions
Net insider activity
Net buying (142,848 shares)
Buy transactions
74
Sell transactions
26
All transactions
| Date | Insider | Title | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-08-14 | WALKER, RAY N JR | Director | Buy | 82 | — | — |
| 2026-08-14 | SURMA, JOHN P | Director | Buy | 1,563 | — | — |
| 2026-08-14 | STICE, J MICHAEL | Director | Buy | 983 | — | — |
| 2026-08-14 | SEMPLE, FRANK M | Director | Buy | 1,073 | — | — |
| 2026-08-14 | PEIFFER, GARRY L. | Director | Buy | 1,232 | — | — |
| 2026-08-14 | HELMS, CHRISTOPHER A | Director | Buy | 1,337 | — | — |
| 2026-08-14 | BREVES, CHRISTINE S | Director | Buy | 219 | — | — |
| 2026-05-15 | WALKER, RAY N JR | Director | Buy | 78 | — | — |
| 2026-05-15 | SURMA, JOHN P | Director | Buy | 1,656 | — | — |
| 2026-05-15 | STICE, J MICHAEL | Director | Buy | 1,098 | — | — |
| 2026-05-15 | SEMPLE, FRANK M | Director | Buy | 1,194 | — | — |
| 2026-05-15 | PEIFFER, GARRY L. | Director | Buy | 1,304 | — | — |
| 2026-05-15 | HELMS, CHRISTOPHER A | Director | Buy | 1,415 | — | — |
| 2026-05-15 | BREVES, CHRISTINE S | Director | Buy | 277 | — | — |
| 2026-04-30 | WALKER, RAY N JR | Director | Buy | 2,696 | — | — |
| 2026-04-30 | WALKER, RAY N JR | Director | Buy | 2,247 | — | — |
| 2026-04-30 | SURMA, JOHN P | Director | Buy | 3,029 | — | — |
| 2026-04-30 | SURMA, JOHN P | Director | Buy | 2,580 | — | — |
| 2026-04-30 | STICE, J MICHAEL | Director | Buy | 3,029 | — | — |
| 2026-04-30 | STICE, J MICHAEL | Director | Buy | 2,580 | — | — |
| 2026-04-30 | SEMPLE, FRANK M | Director | Buy | 3,029 | — | — |
| 2026-04-30 | SEMPLE, FRANK M | Director | Buy | 2,580 | — | — |
| 2026-04-30 | PEIFFER, GARRY L. | Director | Buy | 2,696 | — | — |
| 2026-04-30 | PEIFFER, GARRY L. | Director | Buy | 2,247 | — | — |
| 2026-04-30 | HELMS, CHRISTOPHER A | Director | Buy | 2,696 | — | — |
| 2026-04-30 | HELMS, CHRISTOPHER A | Director | Buy | 2,247 | — | — |
| 2026-04-30 | BREVES, CHRISTINE S | Director | Buy | 2,696 | — | — |
| 2026-04-30 | BREVES, CHRISTINE S | Director | Buy | 2,247 | — | — |
| 2026-03-02 | MANNEN, MARYANN T. | Director, Chairman, President & CEO | Sale | 6,409 | $59.22 | $379540.98 |
| 2026-03-02 | MANNEN, MARYANN T. | Director, Chairman, President & CEO | Sale | 3,407 | $59.22 | $201762.54 |
| 2026-03-02 | MANNEN, MARYANN T. | Director, Chairman, President & CEO | Sale | 3,404 | $59.22 | $201584.88 |
| 2026-03-02 | LYON, SHAWN M | Senior VP, Log. & Storage | Sale | 1,033 | $59.22 | $61174.26 |
| 2026-03-02 | LYON, SHAWN M | Senior VP, Log. & Storage | Sale | 920 | $59.22 | $54482.40 |
| 2026-03-02 | LYON, SHAWN M | Senior VP, Log. & Storage | Sale | 798 | $59.22 | $47257.56 |
| 2026-03-02 | HAGEDORN, CARL KRISTOPHER | Director, Exec VP & Chief Fin Ofc | Sale | 916 | $59.22 | $54245.52 |
| 2026-03-02 | HAGEDORN, CARL KRISTOPHER | Director, Exec VP & Chief Fin Ofc | Sale | 663 | $59.22 | $39262.86 |
| 2026-03-02 | HAGEDORN, CARL KRISTOPHER | Director, Exec VP & Chief Fin Ofc | Sale | 422 | $59.22 | $24990.84 |
| 2026-03-02 | FLOERKE, GREGORY SCOTT | Exec. VP and COO | Sale | 1,100 | $59.22 | $65142.00 |
| 2026-03-02 | FLOERKE, GREGORY SCOTT | Exec. VP and COO | Sale | 995 | $59.22 | $58923.90 |
| 2026-03-02 | FLOERKE, GREGORY SCOTT | Exec. VP and COO | Sale | 797 | $59.22 | $47198.34 |
| 2026-03-02 | BENSON, MOLLY R | Chief Legal Ofc & Corp Sec | Sale | 1,240 | $59.22 | $73432.80 |
| 2026-03-02 | BENSON, MOLLY R | Chief Legal Ofc & Corp Sec | Sale | 998 | $59.22 | $59101.56 |
| 2026-03-02 | BENSON, MOLLY R | Chief Legal Ofc & Corp Sec | Sale | 614 | $59.22 | $36361.08 |
| 2026-03-01 | MANNEN, MARYANN T. | Director, Chairman, President & CEO | Buy | 52,817 | — | — |
| 2026-03-01 | LYON, SHAWN M | Senior VP, Log. & Storage | Buy | 5,986 | — | — |
| 2026-03-01 | KHOURY, MARIA A | Director | Buy | 8,451 | — | — |
| 2026-03-01 | HAGEDORN, CARL KRISTOPHER | Director, Exec VP & Chief Fin Ofc | Buy | 4,930 | — | — |
| 2026-03-01 | FLOERKE, GREGORY SCOTT | Exec. VP and COO | Buy | 5,986 | — | — |
| 2026-03-01 | BENSON, MOLLY R | Chief Legal Ofc & Corp Sec | Buy | 8,803 | — | — |
| 2026-02-17 | WALKER, RAY N JR | Director | Buy | 32 | — | — |
| 2026-02-17 | SURMA, JOHN P | Director | Buy | 1,505 | — | — |
| 2026-02-17 | STICE, J MICHAEL | Director | Buy | 982 | — | — |
| 2026-02-17 | SEMPLE, FRANK M | Director | Buy | 1,072 | — | — |
| 2026-02-17 | PEIFFER, GARRY L. | Director | Buy | 1,181 | — | — |
| 2026-02-17 | HELMS, CHRISTOPHER A | Director | Buy | 1,285 | — | — |
| 2026-02-17 | BREVES, CHRISTINE S | Director | Buy | 218 | — | — |
| 2025-12-12 | LYON, SHAWN M | Senior VP, Log. & Storage | Sale | 245 | $54.85 | $13438.25 |
| 2025-12-12 | HENNIGAN, MICHAEL J | Director, Executive Chairman | Sale | 1,335 | $54.85 | $73224.75 |
| 2025-12-12 | FLOERKE, GREGORY SCOTT | Exec. VP and COO | Sale | 242 | $54.85 | $13273.70 |
| 2025-12-12 | BENSON, MOLLY R | Chief Legal Ofc & Corp Sec | Sale | 306 | $54.85 | $16784.10 |
| 2025-11-14 | WALKER, RAY N JR | Director | Buy | 34 | — | — |
| 2025-11-14 | SURMA, JOHN P | Director | Buy | 1,590 | — | — |
| 2025-11-14 | STICE, J MICHAEL | Director | Buy | 1,037 | — | — |
| 2025-11-14 | SEMPLE, FRANK M | Director | Buy | 1,132 | — | — |
| 2025-11-14 | PEIFFER, GARRY L. | Director | Buy | 1,247 | — | — |
| 2025-11-14 | HELMS, CHRISTOPHER A | Director | Buy | 1,358 | — | — |
| 2025-11-14 | BREVES, CHRISTINE S | Director | Buy | 230 | — | — |
| 2025-08-25 | WALKER, RAY N JR | Director | Buy | 1,678 | — | — |
| 2025-08-15 | SURMA, JOHN P | Director | Buy | 1,475 | — | — |
| 2025-08-15 | STICE, J MICHAEL | Director | Buy | 962 | — | — |
| 2025-08-15 | SEMPLE, FRANK M | Director | Buy | 1,051 | — | — |
| 2025-08-15 | PEIFFER, GARRY L. | Director | Buy | 1,157 | — | — |
| 2025-08-15 | HELMS, CHRISTOPHER A | Director | Buy | 1,260 | — | — |
| 2025-08-15 | BREVES, CHRISTINE S | Director | Buy | 214 | — | — |
| 2025-05-16 | SURMA, JOHN P | Director | Buy | 1,390 | — | — |
| 2025-05-16 | STICE, J MICHAEL | Director | Buy | 907 | — | — |
| 2025-05-16 | SEMPLE, FRANK M | Director | Buy | 990 | — | — |
| 2025-05-16 | PEIFFER, GARRY L. | Director | Buy | 1,090 | — | — |
| 2025-05-16 | HELMS, CHRISTOPHER A | Director | Buy | 1,187 | — | — |
| 2025-05-16 | BREVES, CHRISTINE S | Director | Buy | 201 | — | — |
| 2025-05-01 | SURMA, JOHN P | Director | Buy | 2,848 | — | — |
| 2025-05-01 | STICE, J MICHAEL | Director | Buy | 2,848 | — | — |
| 2025-05-01 | SEMPLE, FRANK M | Director | Buy | 2,848 | — | — |
| 2025-05-01 | PEIFFER, GARRY L. | Director | Buy | 2,481 | — | — |
| 2025-05-01 | HELMS, CHRISTOPHER A | Director | Buy | 2,481 | — | — |
| 2025-05-01 | BREVES, CHRISTINE S | Director | Buy | 2,481 | — | — |
| 2025-04-01 | SURMA, JOHN P | Director | Buy | 220 | — | — |
| 2025-04-01 | STICE, J MICHAEL | Director | Buy | 220 | — | — |
| 2025-04-01 | SEMPLE, FRANK M | Director | Buy | 220 | — | — |
| 2025-04-01 | PEIFFER, GARRY L. | Director | Buy | 192 | — | — |
| 2025-04-01 | HELMS, CHRISTOPHER A | Director | Buy | 192 | — | — |
| 2025-04-01 | BREVES, CHRISTINE S | Director | Buy | 192 | — | — |
| 2025-03-07 | LYON, SHAWN M | Senior VP, Log. & Storage | Buy | 4,000 | $52.75 | $211000.00 |
| 2025-03-03 | QUAID, JOHN J | Director | Sale | 2,379 | $54.34 | $129274.86 |
| 2025-03-03 | QUAID, JOHN J | Director | Sale | 1,280 | $54.34 | $69555.20 |
| 2025-03-03 | QUAID, JOHN J | Director | Sale | 1,267 | $54.34 | $68848.78 |
| 2025-03-03 | MANNEN, MARYANN T. | Director, President & CEO | Sale | 3,407 | $54.34 | $185136.38 |
| 2025-03-03 | MANNEN, MARYANN T. | Director, President & CEO | Sale | 3,404 | $54.34 | $184973.36 |
| 2025-03-03 | MANNEN, MARYANN T. | Director, President & CEO | Sale | 3,290 | $54.34 | $178778.60 |
| 2025-03-03 | LYON, SHAWN M | Senior VP, Log. & Storage | Sale | 1,052 | $54.34 | $57165.68 |
Frequently asked questions
Are MPLX insiders buying or selling?
Over the transactions on record, MPLX insiders have been net buyers, with about $2.39M in stock sold across 26 sales, against 1 open-market purchase.
Does insider selling at MPLX mean the stock will fall?
Not by itself. Most executive selling is pre-scheduled through 10b5-1 plans filed months in advance, and insiders sell for diversification, taxes, and liquidity far more often than out of any view on the price. Insider buying is the stronger signal, especially when several insiders buy around the same time, because there is usually only one reason to put personal cash into the stock.
Which MPLX insiders are selling the most?
Recent selling is concentrated in a few names. MANNEN, MARYANN T. accounts for the largest share on record, with about $1.33M sold. Selling by one or two individuals matters less than broad selling across the whole leadership team, which is the pattern worth watching.