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Marathon Petroleum
MPC

1,892 hedge funds and large institutions have $53.9B invested in Marathon Petroleum in 2026 Q1 according to their latest regulatory filings, with 350 funds opening new positions, 569 increasing their positions, 677 reducing their positions, and 111 closing their positions.

New
Increased
Maintained
Reduced
Closed

215% more first-time investments, than exits

New positions opened: 350 | Existing positions closed: 111

86% more funds holding in top 10

Funds holding in top 10: 14 → 26 (+12)

48% more capital invested

Capital invested by funds: $36.4B → $53.9B (+$17.5B)

37% more call options, than puts

Call options by funds: $861M | Put options by funds: $631M

13% more funds holding

Funds holding: 1,678 → 1,892 (+214)

0.63% more ownership

Funds ownership: 74.41% → 75.04% (+0.63%)

16% less repeat investments, than reductions

Existing positions increased: 569 | Existing positions reduced: 677

Holders
1,892
Holders Change
+214
Holders Change %
+12.75%
% of All Funds
23.15%
Holding in Top 10
26
Holding in Top 10 Change
+12
Holding in Top 10 Change %
+85.71%
% of All Funds
0.32%
New
350
Increased
569
Reduced
677
Closed
111
Calls
$861M
Puts
$631M
Net Calls
+$230M
Net Calls Change
+$205M

Top Buyers

Rank Fund Capital Flow
1
BlackRock
BlackRock
New York
+$398M
2
Fidelity Investments
Fidelity Investments
Massachusetts
+$291M
3
State Street
State Street
Massachusetts
+$220M
4
Two Sigma Investments
Two Sigma Investments
New York
+$129M
5
Goldman Sachs
Goldman Sachs
New York
+$83.8M

Top Sellers

Rank Fund Capital Flow
1
Wellington Management Group
Wellington Management Group
Massachusetts
-$316M
2
Qube Research & Technologies (QRT)
Qube Research & Technologies (QRT)
United Kingdom
-$291M
3
Harris Associates
Harris Associates
Illinois
-$248M
4
T. Rowe Price Associates
T. Rowe Price Associates
Maryland
-$157M
5
Citadel Advisors
Citadel Advisors
Florida
-$143M
Name Holding Trade Value Shares
Change 		Change in
Stake
RCM
1851
Raleigh Capital Management
North Carolina
$4.67K +$2.22K +11 +138%
AP
1852
Atwood & Palmer
Missouri
$4.64K +$3.84K +19 New
W
1853
WealthCollab
Washington
$4.15K – – –
NEWAS
1854
N.E.W. Advisory Services
Wisconsin
$4.15K +$3.43K +17 New
BHWM
1855
Beaird Harris Wealth Management
Texas
$4.11K – – –
RF
1856
Roxbury Financial
New Jersey
$3.96K – – –
ACM
1857
Anfield Capital Management
California
$3.91K – – –
TCM
1858
Triumph Capital Management
Colorado
$3.91K +$1.41K +7 +78%
JFA
1859
JNBA Financial Advisors
Minnesota
$3.66K -$5.05K -25 -63%
HCM
1860
Hollencrest Capital Management
California
$3.42K – – –
HNW
1861
High Note Wealth
Minnesota
$3.42K +$808 +4 +40%
PPC
1862
Park Place Capital
Alabama
$3.17K -$404 -2 -13%
HIA
1863
HFM Investment Advisors
New Jersey
$3.17K +$202 +1 +8%
EPAM
1864
Evelyn Partners Asset Management
$2.93K – – –
ACA
1865
American Capital Advisory
Idaho
$2.69K +$808 +4 +57%
QWM
1866
Quaker Wealth Management
New Jersey
$2.44K -$202 -1 -9%
RWPA
1867
Richard W. Paul & Associates
Michigan
$2.44K – – –
NB
1868
NBT Bank
New York
$2.44K +$2.02K +10 New
HWA
1869
Heritage Wealth Advisors
Virginia
$2.2K +$1.82K +9 New
WCM
1870
Winthrop Capital Management
Indiana
$2K – – –
MSWM
1871
Mowery & Schoenfeld Wealth Management
Illinois
$1.95K -$2.22K -11 -58%
SA
1872
Seneschal Advisors
Washington
$1.71K – – –
NWM
1873
Nova Wealth Management
Florida
$1.67K -$3.63K -18 -72%
CTWM
1874
Cherry Tree Wealth Management
Minnesota
$1.47K – – –
PCFFS
1875
Pacific Center for Financial Services
California
$1.47K +$1.21K +6 New
73 74
75
76 77

MPC Hedge Fund Activity: Q1 2026 in Review

1,892 of the 8,172 institutional investors tracked by Wall St. Rank reported a position in Marathon Petroleum (MPC) for Q1 2026, worth a combined $53.9B — up 48% from $36.4B a quarter earlier.

Buyers outnumbered sellers: 350 funds opened new MPC positions and 111 closed out — a net gain of 239 holders — while 569 added to existing stakes and 677 trimmed.

The largest buyer was BlackRock, adding an estimated $398M. The largest seller was Wellington Management Group, cutting an estimated $316M.

  • 1,892 institutional investors held Marathon Petroleum (MPC) as of Q1 2026, up from 1,678 in Q4 2025.
  • Funds reported $53.9B of Marathon Petroleum stock for Q1 2026, up 48% quarter-over-quarter.
  • 350 funds opened new Marathon Petroleum positions in Q1 2026 and 111 closed out, a net change of +239 holders.
  • The largest Marathon Petroleum buyer in Q1 2026 was BlackRock, an estimated $398M added.
  • The largest Marathon Petroleum seller in Q1 2026 was Wellington Management Group, an estimated $316M sold.

Based on aggregated 13F filings for Q1 2026.