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Security record · archived quarter

MPC

Marathon Petroleum Corporation · Energy · Oil & Gas Refining & Marketing

472.43 +3.0% mkt cap $137.92B quote delayed (FMP) · as of Oct 13 19:08 UTC — separate from filing data below

Q2 2026 Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024
15Tracked holders
—Δ holders
25.65MShares held
$4.45BReported value
+0New positions
−0Exits
— How these are computed → Explain this at the Research Desk →

All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q2 2024

Ownership over time
QuarterHoldersΔSharesReported valueNewExits
Q2 2026 158 +5 168.96M $43.20B +7 −3
Q1 2026 157 -1 173.92M $42.44B +4 −6
Q4 2025 157 +3 196.31M $31.93B +4 —
Q3 2025 22 +1 125.00M $24.09B +2 −2
Q2 2025 19 +1 115.64M $19.20B +2 −1
Q1 2025 15 0 50.29M $7.32B +1 −1
Q4 2024 15 0 46.72M $6.51B +1 −1
Q3 2024 14 -1 22.70M $3.69B +1 −2
Q2 2024 15 — 25.65M $4.45B — —
Holder count
Who holds it · Q2 2024
#ManagerSharesΔ sharesValueTheir weightHeld
1 Elliott Investment Management ✦ 7.37M — $1.28B 12.7% n/c 1 SEC ↗
2 Geode Capital Management ✦ (passive) 7.32M — $1.27B 0.1% n/c 1 SEC ↗ ×2
3 Norges Bank ✦ (passive) 3.46M — $599.48M 0.1% n/c 1 SEC ↗
4 T. Rowe Price ✦ 3.21M — $557.69M 0.1% n/c 1 SEC ↗ ×3
5 Wellington Management ✦ 1.27M — $219.50M 0.0% n/c 1 SEC ↗ ×8
6 AQR Capital Management ✦ 1.20M — $207.19M 0.3% n/c 1 SEC ↗ ×5
7 Millennium Management ✦ 678.14K — $117.64M 0.1% n/c 1 SEC ↗
8 Citadel Advisors ✦ 668.24K — $115.93M 0.1% n/c 1 SEC ↗ ×2
9 Adage Capital Partners ✦ 252.96K — $43.88M 0.1% n/c 1 SEC ↗
10 Bridgewater Associates ✦ 115.35K — $20.01M 0.1% n/c 1 SEC ↗
11 D. E. Shaw & Co. ✦ 45.11K — $7.83M 0.0% n/c 1 SEC ↗ ×2
12 Gotham Asset Management ✦ 44.87K — $7.78M 0.1% n/c 1 SEC ↗
13 Marshall Wace ✦ 12.21K — $2.12M 0.0% n/c 1 SEC ↗
14 Fisher Asset Management ✦ 11.00K — $1.91M 0.0% n/c 1 SEC ↗
15 GAMCO Investors ✦ 1.85K — $321,458 0.0% n/c 1 SEC ↗

“Their weight” = the position's share of that manager's reported 13F equity value — the conviction measure. ✦ = curated manager.

New buyers

No new tracked buyers this quarter.

Exited

No tracked exits this quarter.

Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 1,874 holders, 216.66M shares, $50.91B reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.

Frequently co-owned

What else this security's tracked holders most often hold — shared-ownership counts, not fundamental relationships.

Insider transactions

Open-market purchases (P)

No open-market insider purchases in our coverage window.

Open-market sales (S)

Aug 31 Lyon Shawn M

Officer · 1.00K sh · $375,750

Aug 28 Lyon Shawn M

Officer · 425 sh · $156,617

Aug 27 Brzezinski Erin M

Officer · 570 sh · $206,790

Aug 17 Benson Molly R

Officer · 5.00K sh · $1.79M

Aug 17 Benson Molly R

Officer · 7.20K sh · $2.58M

Aug 13 Lyon Shawn M

Officer · 2.50K sh · $875,000

Aug 12 Henschen Michael A II

Officer · 6.01K sh · $2.05M

Awards, exercises and tax withholding are never counted as buys or sales here. Methodology

Provenance: Ownership from parsed 13F common-stock positions (tracked universe, comparable sets for changes); insider rows from Forms 3/4/5; stakes from Schedules 13D/13G; every filing links to its original on SEC EDGAR. Reporting period: Q2 2024 · Methodology · Get this via the API