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Harbour Investments’s Marathon Petroleum MPC Stock Holding History

Harbour Investments’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 		$2.55M Buy
10,455
+6,111
+141% +$1.23M 0.04% 422
2025
Q4 		$706K Sell
4,344
-404
-9% -$75.5K 0.01% 727
2025
Q3 		$915K Sell
4,748
-7
-0.1% -$1.23K 0.02% 600
2025
Q2 		$790K Buy
4,755
+85
+2% +$12.7K 0.02% 605
2025
Q1 		$680K Sell
4,670
-102
-2% -$15.1K 0.02% 618
2024
Q4 		$666K Buy
4,772
+365
+8% +$55.7K 0.02% 609
2024
Q3 		$718K Sell
4,407
-70
-2% -$11.8K 0.02% 546
2024
Q2 		$777K Sell
4,477
-258
-5% -$48K 0.03% 487
2024
Q1 		$954K Buy
4,735
+320
+7% +$54.7K 0.03% 424
2023
Q4 		$655K Buy
4,415
+1,081
+32% +$161K 0.03% 463
2023
Q3 		$505K Sell
3,334
-275
-8% -$38.3K 0.03% 488
2023
Q2 		$421K Sell
3,609
-150
-4% -$17.4K 0.02% 543
2023
Q1 		$507K Sell
3,759
-749
-17% -$93.7K 0.03% 465
2022
Q4 		$525K Sell
4,508
-511
-10% -$58.2K 0.03% 440
2022
Q3 		$413K Hold
5,019
– – 0.03% 463
2022
Q2 		$413K Buy
+5,019
New +$469K 0.03% 463
2021
Q4 		$202K Sell
3,151
-7,268
-70% -$467K 0.01% 718
2021
Q3 		$644K Sell
10,419
-978
-9% -$56.2K 0.02% 558
2021
Q2 		$689K Buy
11,397
+182
+2% +$10.7K 0.02% 550
2021
Q1 		$600K Buy
+11,215
New +$566K 0.02% 542

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

Harbour Investments's MPC Position: Q1 2026 in Review

Harbour Investments increased its Marathon Petroleum (MPC) stake by 141% in Q1 2026, buying an estimated $1.23M and bringing the position to 10,455 shares worth $2.55M. The position accounts for 0.04% of the portfolio, ranked #422.

Harbour Investments first reported a position in MPC in Q1 2021 and has held it in 20 quarters since. 1,882 funds tracked by Wall St. Rank hold MPC as of Q1 2026.

  • Harbour Investments held 10,455 shares of Marathon Petroleum worth $2.55M as of Q1 2026.
  • Harbour Investments bought 6,111 Marathon Petroleum shares in Q1 2026, an estimated $1.23M.
  • Marathon Petroleum made up 0.04% of Harbour Investments's portfolio in Q1 2026, its #422 holding.
  • Harbour Investments first reported a position in Marathon Petroleum in Q1 2021 and has held it in 20 quarters since.
  • 1,882 funds tracked by Wall St. Rank held Marathon Petroleum as of Q1 2026.

Based on Harbour Investments's 13F filing for Q1 2026, filed 15 May 2026.