Security key
55336V100
- Security type / class
- Equity / COM UNIT REP LTD
- Total 13F shares
- 210,064,487
- Total 13F value
- $10,493,868,664
- Share change
- -6,373,977
- Put/Call ratio
- 90%
- SEC-reported price per share
- $49.95
- Number of holders
- 574
- Value change
- -$319,527,138
- Number of buys
- 272
- Number of sells
- 167
Open additional details 1 more signal available
Report period
Q3 2025
Institutions
574
Top holders
10
MPLX full security history
Ownership snapshot
Full 13F holder table
MPLX LP SEC filings
MPLX LP company facts
Broader feeds
Ownership snapshot
Top reported holders of MPLX - MPLX LP - COM UNIT REP LTD (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
ALPS ADVISORS INC
Disclosed value leader
ALPS ADVISORS INC
Comparable rows
0/15
Latest evidence
30 Jun 2025
13F
Highest disclosed value: $1,343,597,297
15 rows are not safely comparable across share classes.
Showing 1-6 of 15 holder rows.
Quick read
ALPS ADVISORS INC has the largest disclosed position value at $1.34B.
0 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens ALPS ADVISORS INC's linked filing trail.
Disclosed position value
Top 5
ALPS ADVISORS INC
$1.34B
Invesco Ltd.
$1B
Blackstone Inc.
$872.76M
GOLDMAN SACHS GROUP INC
$728.65M
TORTOISE CAPITAL ADVISORS, L.L.C.
$679.46M
Value bars compare disclosed positions; verify each figure against the linked filing evidence.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| ALPS ADVISORS INC |
13F
Company
|
—
class O/S missing
|
$1,343,597,297
26,084,203 shares
|
— | 30 Jun 2025 |
| Invesco Ltd. |
13F
Company
|
—
class O/S missing
|
$1,000,250,902
19,418,577 shares
|
— | 30 Jun 2025 |
| Blackstone Inc. |
13F
Company
|
—
class O/S missing
|
$872,756,491
16,943,438 shares
|
— | 30 Jun 2025 |
| GOLDMAN SACHS GROUP INC |
13F
Company
|
—
class O/S missing
|
$728,649,628
14,145,790 shares
|
— | 30 Jun 2025 |
| TORTOISE CAPITAL ADVISORS, L.L.C. |
13F
Company
|
—
class O/S missing
|
$679,460,014
13,190,837 shares
|
— | 30 Jun 2025 |
| BANK OF AMERICA CORP /DE/ |
13F
Company
|
—
class O/S missing
|
$508,590,096
9,873,619 shares
|
— | 30 Jun 2025 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q3 2025
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
574
Shares
210,064,487
Rows available
574
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q3 2025 vs Q2 2025 Across Filers
Q2 2025 holders
569
Q3 2025 holders
574
Holder diff
5
| Investor | Q2 2025 Shares | Q3 2025 Shares | Share Diff | Share Chg % | Q2 2025 value | Q3 2025 value | Value change | Value Chg % |
|---|