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Cornerstone Financial Management’s Marathon Petroleum MPC Stock Holding History

Cornerstone Financial Management’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
Q2 		$19.2K Buy
75
+33
+79% +$8.1K 0.02% 286
2026
Q1 		$10.3K Buy
42
+8
+24% +$1.61K 0.01% 307
2025
Q4 		$5.53K Buy
+34
New +$6.36K 0.01% 402

Other funds holding MPC

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.38T AUM 44.17% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
Raymond James Financial
Raymond James Financial St Petersburg, Florida $369B AUM 28.27% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Bank of New York Mellon
Bank of New York Mellon New York $609B AUM 40.19% 1-Year Est. Return
Boston Partners
Boston Partners Boston, Massachusetts $113B AUM 38.87% 1-Year Est. Return

Cornerstone Financial Management's MPC Position: Q2 2026 in Review

Cornerstone Financial Management increased its Marathon Petroleum (MPC) stake by 79% in Q2 2026, buying an estimated $8.1K and bringing the position to 75 shares worth $19.2K. The position accounts for 0.02% of the portfolio, ranked #286.

Cornerstone Financial Management first reported a position in MPC in Q4 2025 and has held it in 3 quarters since. 1,952 funds tracked by Wall St. Rank hold MPC as of Q2 2026.

  • Cornerstone Financial Management held 75 shares of Marathon Petroleum worth $19.2K as of Q2 2026.
  • Cornerstone Financial Management bought 33 Marathon Petroleum shares in Q2 2026, an estimated $8.1K.
  • Marathon Petroleum made up 0.02% of Cornerstone Financial Management's portfolio in Q2 2026, its #286 holding.
  • Cornerstone Financial Management first reported a position in Marathon Petroleum in Q4 2025 and has held it in 3 quarters since.
  • 1,952 funds tracked by Wall St. Rank held Marathon Petroleum as of Q2 2026.

Based on Cornerstone Financial Management's 13F filing for Q2 2026, filed 12 Aug 2026.