HI
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Horizon Investments’s Marathon Petroleum MPC Stock Holding History

Horizon 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 		$2.3M Sell
9,403
-1,540
-14% -$311K 0.03% 449
2025
Q4 		$1.78M Buy
10,943
+3,413
+45% +$638K 0.02% 498
2025
Q3 		$1.45M Buy
7,530
+1,877
+33% +$330K 0.02% 553
2025
Q2 		$939K Sell
5,653
-3,560
-39% -$534K 0.01% 583
2025
Q1 		$1.34M Sell
9,213
-95
-1% -$14.1K 0.04% 239
2024
Q4 		$1.3M Buy
9,308
+91
+1% +$13.9K 0.04% 240
2024
Q3 		$1.5M Sell
9,217
-661
-7% -$112K 0.04% 214
2024
Q2 		$1.71M Sell
9,878
-358
-3% -$66.6K 0.05% 186
2024
Q1 		$2.05M Buy
10,236
+3,895
+61% +$666K 0.05% 161
2023
Q4 		$941K Buy
6,341
+584
+10% +$86.7K 0.03% 243
2023
Q3 		$871K Sell
5,757
-440
-7% -$61.3K 0.03% 190
2023
Q2 		$723K Sell
6,197
-1,795
-22% -$209K 0.02% 224
2023
Q1 		$1.08M Sell
7,992
-8,845
-53% -$1.11M 0.03% 170
2022
Q4 		$1.96M Buy
16,837
+2,926
+21% +$333K 0.06% 139
2022
Q3 		$1.38M Buy
13,911
+8,834
+174% +$827K 0.04% 153
2022
Q2 		$417K Sell
5,077
-788
-13% -$73.7K 0.01% 320
2022
Q1 		$501K Buy
5,865
+1,071
+22% +$81.4K 0.01% 347
2021
Q4 		$307K Buy
4,794
+325
+7% +$20.9K 0.01% 396
2021
Q3 		$276K Sell
4,469
-185
-4% -$10.6K 0.01% 410
2021
Q2 		$281K Buy
4,654
+504
+12% +$29.5K 0.01% 401
2021
Q1 		$222K Buy
+4,150
New +$210K 0.01% 409
2020
Q3 		– Sell
-8,806
Closed -$329K – 432
2020
Q2 		$329K Buy
8,806
+27
+0.3% +$868 0.01% 371
2020
Q1 		$207K Buy
8,779
+1,309
+18% +$60.3K 0.01% 282
2019
Q4 		$450K Buy
7,470
+3,680
+97% +$230K 0.02% 310
2019
Q3 		$230K Sell
3,790
-665
-15% -$35.1K 0.01% 335
2019
Q2 		$249K Sell
4,455
-49,106
-92% -$2.69M 0.01% 465
2019
Q1 		$3.21M Buy
+53,561
New +$3.37M 0.11% 82

Other funds holding MPC

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 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 $113B AUM 38.87% 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

Horizon Investments's MPC Position: Q1 2026 in Review

Horizon Investments reduced its Marathon Petroleum (MPC) stake by 14% in Q1 2026, selling an estimated $311K and leaving 9,403 shares worth $2.3M. The position accounts for 0.03% of the portfolio, ranked #449.

Horizon Investments first reported a position in MPC in Q1 2019 and has held it in 27 quarters since. The position peaked at $3.21M in Q1 2019. 1,889 funds tracked by Wall St. Rank hold MPC as of Q1 2026.

  • Horizon Investments held 9,403 shares of Marathon Petroleum worth $2.3M as of Q1 2026.
  • Horizon Investments sold 1,540 Marathon Petroleum shares in Q1 2026, an estimated $311K.
  • Marathon Petroleum made up 0.03% of Horizon Investments's portfolio in Q1 2026, its #449 holding.
  • Horizon Investments first reported a position in Marathon Petroleum in Q1 2019 and has held it in 27 quarters since.
  • Horizon Investments's Marathon Petroleum position peaked at $3.21M in Q1 2019.
  • 1,889 funds tracked by Wall St. Rank held Marathon Petroleum as of Q1 2026.

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