Harris Associates
MPC icon

Harris Associates’s Marathon Petroleum MPC Stock Holding History

Harris Associates’s Portfolio MPC Stock Details MPC Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$685M Sell
2,805,972
-1,225,990
-30% -$248M 0.91% 44
2025
Q4 		$656M Buy
4,031,962
+26,380
+0.7% +$4.93M 0.83% 47
2025
Q3 		$772M Sell
4,005,582
-122,848
-3% -$21.6M 1.24% 32
2025
Q2 		$686M Buy
4,128,430
+1,991,670
+93% +$299M 1.12% 37
2025
Q1 		$311M Buy
+2,136,760
New +$316M 0.52% 56

Other funds holding MPC

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
Raymond James Financial
Raymond James Financial St Petersburg, Florida $324B AUM 22.36% 1-Year Est. Return
Boston Partners
Boston Partners Boston, Massachusetts $95.5B AUM 28.4% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

Harris Associates's MPC Position: Q1 2026 in Review

Harris Associates reduced its Marathon Petroleum (MPC) stake by 30% in Q1 2026, selling an estimated $248M and leaving 2,805,972 shares worth $685M. The position accounts for 0.91% of the portfolio, ranked #44.

Harris Associates first reported a position in MPC in Q1 2025 and has held it in 5 quarters since. The position peaked at $772M in Q3 2025. 1,882 funds tracked by Wall St. Rank hold MPC as of Q1 2026.

  • Harris Associates held 2,805,972 shares of Marathon Petroleum worth $685M as of Q1 2026.
  • Harris Associates sold 1,225,990 Marathon Petroleum shares in Q1 2026, an estimated $248M.
  • Marathon Petroleum made up 0.91% of Harris Associates's portfolio in Q1 2026, its #44 holding.
  • Harris Associates first reported a position in Marathon Petroleum in Q1 2025 and has held it in 5 quarters since.
  • Harris Associates's Marathon Petroleum position peaked at $772M in Q3 2025.
  • 1,882 funds tracked by Wall St. Rank held Marathon Petroleum as of Q1 2026.

Based on Harris Associates's 13F filing for Q1 2026, filed 15 May 2026.