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 B  AB  JB*  OB  OE*  OE
 S  AS  JS*  OS  OS*  3
 JB
 JS
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Detailed Insider History for:
MPLX LP: MPLX
Price: 3/6/26 52-Wk
High		 52-Wk
Low		 Mkt Cap (mm) Shrs Out (mm) 3-Mth Ave
Vol (m)		 Ind. Yield Short Int
% Float		 Inst. Owned Insider Owned
$58.65 $59.84 $44.60 $59,651 1,015 1,647 7.3% 2.1% 17.87% 63.94%
Exch Sector Industry Sub-Industry
NYSE Transportation, Communications, Electric, Gas, And Sanitary Services Pipelines, Except Natural Gas Pipe Lines (No Natural Gas)
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#
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Insider Statistics
T N H M S
Filer Name
Insider Title
Trans Type
Dollar Value
Shares Traded
Trans Date From
Trans Date To
Trans Price From
Trans Price To
Total Holdings
Delta % Owned
Owned
Other Info
Input Date
1
    
 
MANNEN MARYANN T
CB,PR,CEO,DIR
JS
$782,888
13,220
---
3/2/26
---
$59.22
165,459
-7.4
D
---
3/3/26 - 7:34:47 pm
2
    
 
LYON SHAWN M
VP
JS
$162,914
2,751
---
3/2/26
---
$59.22
28,289
-8.9
D
---
3/3/26 - 7:30:28 pm
3
    
 
HAGEDORN CARL KRISTOPHER
VP,CFO,DIR
JS
$118,499
2,001
---
3/2/26
---
$59.22
20,409
-8.9
D
---
3/3/26 - 7:27:27 pm
4
    
 
FLOERKE GREGORY SCOTT
VP,COO
JS
$171,264
2,892
---
3/2/26
---
$59.22
95,337
-2.9
D
---
3/3/26 - 7:23:39 pm
5
    
 
BENSON MOLLY R
LO,SEC
JS
$168,895
2,852
---
3/2/26
---
$59.22
46,114
-5.8
D
---
3/3/26 - 7:21:27 pm
6
    
 
MANNEN MARYANN T
CB,PR,CEO,DIR
JB
---
52,817
---
3/1/26
---
---
178,679
42.0
D
---
3/3/26 - 7:34:47 pm
7
    
 
LYON SHAWN M
VP
JB
---
5,986
---
3/1/26
---
---
31,040
23.9
D
---
3/3/26 - 7:30:28 pm
8
    
 
KHOURY MARIA A
DIR
JB
---
8,451
---
3/1/26
---
---
8,451
New
D
---
3/3/26 - 7:28:46 pm
9
    
 
HAGEDORN CARL KRISTOPHER
VP,CFO,DIR
JB
---
4,930
---
3/1/26
---
---
22,410
28.2
D
---
3/3/26 - 7:27:27 pm
10
    
 
FLOERKE GREGORY SCOTT
VP,COO
JB
---
5,986
---
3/1/26
---
---
98,229
6.5
D
---
3/3/26 - 7:23:39 pm
11
    
 
BENSON MOLLY R
LO,SEC
JB
---
8,803
---
3/1/26
---
---
48,966
21.9
D
---
3/3/26 - 7:21:27 pm
12
    
 
WALKER RAY N JR
DIR
JB
---
32
---
2/17/26
---
---
1,744
1.9
D
---
2/19/26 - 6:21:52 pm
13
    
 
SURMA JOHN P
DIR
JB
---
1,505
---
2/17/26
---
---
89,190
1.7
D
---
2/19/26 - 6:19:51 pm
14
    
 
STICE J MICHAEL
DIR
JB
---
982
---
2/17/26
---
---
53,295
1.9
D
---
2/19/26 - 6:17:44 pm
15
    
 
SEMPLE FRANK M
DIR
JB
---
1,072
---
2/17/26
---
---
58,172
1.9
D
---
2/19/26 - 6:15:11 pm
16
    
 
PEIFFER GARRY L
DIR
JB
---
1,181
---
2/17/26
---
---
64,072
1.9
D
---
2/19/26 - 6:13:02 pm
17
    
 
HELMS CHRISTOPHER A
DIR
JB
---
1,285
---
2/17/26
---
---
80,751
1.6
D
---
2/19/26 - 6:10:43 pm
18
    
 
BREVES CHRISTINE S
DIR
JB
---
218
---
2/17/26
---
---
11,837
1.9
D
---
2/19/26 - 6:08:14 pm
19
    
 
KHOURY MARIA A
DIR
3
---
---
---
1/19/26
---
---
---
---
D
---
1/21/26 - 4:03:00 pm
20
    
 
LYON SHAWN M
VP
JS
$13,438
245
---
12/12/25
---
$54.85
25,054
-1.0
D
---
12/16/25 - 3:31:07 pm
21
    
 
HENNIGAN MICHAEL J
CB,DIR
JS
$73,225
1,335
---
12/12/25
---
$54.85
359,137
-0.4
D
---
12/16/25 - 3:28:19 pm
22
    
 
FLOERKE GREGORY SCOTT
VP,COO
JS
$13,274
242
---
12/12/25
---
$54.85
92,243
-0.3
D
---
12/16/25 - 3:25:59 pm
23
    
 
BENSON MOLLY R
LO,SEC
JS
$16,784
306
---
12/12/25
---
$54.85
40,163
-0.8
D
---
12/16/25 - 3:23:41 pm
24
    
 
WALKER RAY N JR
DIR
JB
---
34
---
11/14/25
---
---
1,712
2.0
D
---
11/18/25 - 7:35:28 am
25
    
 
SURMA JOHN P
DIR
JB
---
1,590
---
11/14/25
---
---
87,685
1.8
D
---
11/18/25 - 7:31:33 am
26
    
 
STICE J MICHAEL
DIR
JB
---
1,037
---
11/14/25
---
---
52,313
2.0
D
---
11/18/25 - 7:27:58 am
27
    
 
SEMPLE FRANK M
DIR
JB
---
1,132
---
11/14/25
---
---
57,101
2.0
D
---
11/18/25 - 7:24:43 am
28
    
 
PEIFFER GARRY L
DIR
JB
---
1,247
---
11/14/25
---
---
62,892
2.0
D
---
11/18/25 - 7:21:14 am
29
    
 
HELMS CHRISTOPHER A
DIR
JB
---
1,358
---
11/14/25
---
---
79,466
1.7
D
---
11/18/25 - 7:18:02 am
30
    
 
BREVES CHRISTINE S
DIR
JB
---
230
---
11/14/25
---
---
11,619
2.0
D
---
11/18/25 - 7:15:09 am
31
    
 
WALKER RAY N JR
DIR
JB
---
1,678
---
8/25/25
---
---
1,678
New
D
---
8/27/25 - 4:03:25 pm
32
    
 
WALKER RAY N JR
DIR
3
---
---
---
8/25/25
---
---
---
---
D
---
8/26/25 - 4:02:58 pm
33
    
 
SURMA JOHN P
DIR
JB
---
1,475
---
8/15/25
---
---
86,095
1.7
D
---
8/19/25 - 2:20:09 pm
34
    
 
STICE J MICHAEL
DIR
JB
---
962
---
8/15/25
---
---
51,276
1.9
D
---
8/19/25 - 2:17:10 pm
35
    
 
SEMPLE FRANK M
DIR
JB
---
1,051
---
8/15/25
---
---
55,968
1.9
D
---
8/19/25 - 2:14:20 pm
36
    
 
PEIFFER GARRY L
DIR
JB
---
1,157
---
8/15/25
---
---
61,645
1.9
D
---
8/19/25 - 2:11:37 pm
37
    
 
HELMS CHRISTOPHER A
DIR
JB
---
1,260
---
8/15/25
---
---
78,108
1.6
D
---
8/19/25 - 2:07:46 pm
38
    
 
BREVES CHRISTINE S
DIR
JB
---
214
---
8/15/25
---
---
11,389
1.9
D
---
8/19/25 - 2:04:19 pm
39
    
 
SURMA JOHN P
DIR
JB
---
1,390
---
5/16/25
---
---
84,620
1.7
D
---
5/20/25 - 7:32:00 am
40
    
 
STICE J MICHAEL
DIR
JB
---
907
---
5/16/25
---
---
50,313
1.8
D
---
5/20/25 - 7:29:04 am
41
    
 
SEMPLE FRANK M
DIR
JB
---
990
---
5/16/25
---
---
54,918
1.8
D
---
5/20/25 - 7:26:00 am
42
    
 
PEIFFER GARRY L
DIR
JB
---
1,090
---
5/16/25
---
---
60,488
1.8
D
---
5/20/25 - 7:22:08 am
43
    
 
HELMS CHRISTOPHER A
DIR
JB
---
1,187
---
5/16/25
---
---
76,849
1.6
D
---
5/20/25 - 7:19:07 am
44
    
 
BREVES CHRISTINE S
DIR
JB
---
201
---
5/16/25
---
---
11,175
1.8
D
---
5/20/25 - 7:14:21 am
45
    
 
SURMA JOHN P
DIR
JB
---
220
---
4/1/25
---
---
80,381
0.3
D
---
4/3/25 - 6:14:57 pm
46
    
 
SEMPLE FRANK M
DIR
JB
---
220
---
4/1/25
---
---
51,079
0.4
D
---
4/3/25 - 6:12:40 pm
47
    
 
STICE J MICHAEL
DIR
JB
---
220
---
4/1/25
---
---
46,558
0.5
D
---
4/3/25 - 6:10:23 pm
48
    
 
PEIFFER GARRY L
DIR
JB
---
192
---
4/1/25
---
---
56,916
0.3
D
---
4/3/25 - 6:06:19 pm
49
    
 
HELMS CHRISTOPHER A
DIR
JB
---
192
---
4/1/25
---
---
73,180
0.3
D
---
4/3/25 - 6:03:14 pm
50
    
 
BREVES CHRISTINE S
DIR
JB
---
192
---
4/1/25
---
---
8,493
2.3
D
---
4/3/25 - 5:59:56 pm
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