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Grandfield & Dodd’s Marathon Petroleum MPC Stock Holding History

Grandfield & Dodd’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 		$304K Hold
1,190
– – 0.02% 188
2026
Q1 		$291K Buy
+1,190
New +$240K 0.02% 184
2025
Q4 		– Sell
-1,188
Closed -$229K – 214
2025
Q3 		$229K Buy
+1,188
New +$209K 0.01% 203
2024
Q3 		– Sell
-1,188
Closed -$206K – 209
2024
Q2 		$206K Sell
1,188
-18
-1% -$3.35K 0.01% 200
2024
Q1 		$243K Buy
+1,206
New +$206K 0.02% 189

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 $3.37T AUM 44.26% 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

Grandfield & Dodd's MPC Position: Q2 2026 in Review

Grandfield & Dodd held its Marathon Petroleum (MPC) position steady in Q2 2026 at 1,190 shares worth $304K. The position accounts for 0.02% of the portfolio, ranked #188.

Grandfield & Dodd first reported a position in MPC in Q1 2024 and has held it in 5 quarters since. 1,950 funds tracked by Wall St. Rank hold MPC as of Q2 2026.

  • Grandfield & Dodd held 1,190 shares of Marathon Petroleum worth $304K as of Q2 2026.
  • Grandfield & Dodd left its Marathon Petroleum share count unchanged in Q2 2026.
  • Marathon Petroleum made up 0.02% of Grandfield & Dodd's portfolio in Q2 2026, its #188 holding.
  • Grandfield & Dodd first reported a position in Marathon Petroleum in Q1 2024 and has held it in 5 quarters since.
  • 1,950 funds tracked by Wall St. Rank held Marathon Petroleum as of Q2 2026.

Based on Grandfield & Dodd's 13F filing for Q2 2026, filed 7 Aug 2026.