Security key
56585A102
- Security type / class
- Equity / Common Stock
- Total 13F shares
- 504,380,835
- Total 13F value
- $26,967,886,356
- Share change
- +9,175,584
- Put/Call ratio
- 57%
- SEC-reported price per share
- $53.49
- Number of holders
- 959
- Value change
- +$625,444,828
- Number of buys
- 433
- Number of sells
- 426
- Shares outstanding
- 294,515,519
Holder snapshot
7 signals
Open additional details 1 more signal available
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q1 2021
Institutions
959
Top holders
10
MPC full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q2 2021
Previous quarter: Q4 2020
Marathon Petroleum Corp SEC filings
Marathon Petroleum Corp company facts
Broader feeds
Reporting periods
Holder history for CUSIP 56585A102
Recent filing periods:
Ownership snapshot
Top reported holders of MPC - Marathon Petroleum Corp - Common Stock (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
BlackRock Finance, Inc.
Disclosed value leader
BlackRock Finance, Inc.
Comparable rows
15/15
Latest evidence
31 Dec 2020
13F
Lead comparable stake: 23%
Showing 1-6 of 15 holder rows.
Quick read
BlackRock Finance, Inc. leads the comparable SEC ownership view at 23%.
15 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 BlackRock Finance, Inc.'s linked filing trail.
Comparable ownership
Top 5
BlackRock Finance, Inc.
23%
VANGUARD GROUP INC
21%
STATE STREET CORP
13%
JB Investments Management, LLC
6.7%
MORGAN STANLEY
5.9%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| BlackRock Finance, Inc. |
13F
Company
|
23%
|
$2,859,817,000
69,144,468 shares
|
— | 31 Dec 2020 |
| VANGUARD GROUP INC |
13F
Company
|
21%
|
$2,568,203,000
62,093,893 shares
|
— | 31 Dec 2020 |
| STATE STREET CORP |
13F
Company
|
13%
|
$1,602,923,000
38,755,401 shares
|
— | 31 Dec 2020 |
| JB Investments Management, LLC |
13F
Company
|
6.7%
|
$131,826,000
19,763,957 shares
|
— | 31 Dec 2020 |
| MORGAN STANLEY |
13F
Company
|
5.9%
|
$714,492,000
17,274,944 shares
|
— | 31 Dec 2020 |
| FRANKLIN RESOURCES INC |
13F
Company
|
3.7%
|
$452,608,000
10,943,129 shares
|
— | 31 Dec 2020 |
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 Q1 2021
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
959
Shares
504,380,835
Rows available
959
| 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 Q1 2021 vs Q4 2020 Across Filers
Q4 2020 holders
879
Q1 2021 holders
959
Holder diff
80
| Investor | Q4 2020 Shares | Q1 2021 Shares | Share Diff | Share Chg % | Q4 2020 value | Q1 2021 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend