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Islay Capital Management’s Marathon Petroleum MPC Stock Holding History

Islay Capital 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
Q1 		$824K Hold
3,376
– – 0.42% 53
2025
Q4 		$549K Hold
3,376
– – 0.32% 71
2025
Q3 		$651K Sell
3,376
-1,257
-27% -$221K 0.37% 61
2025
Q2 		$770K Hold
4,633
– – 0.5% 70
2025
Q1 		$675K Sell
4,633
-3,255
-41% -$482K 0.46% 67
2024
Q4 		$1.1M Buy
7,888
+604
+8% +$92.2K 0.76% 35
2024
Q3 		$1.19M Buy
7,284
+266
+4% +$45K 0.8% 43
2024
Q2 		$1.22M Sell
7,018
-705
-9% -$131K 0.88% 43
2024
Q1 		$1.56M Sell
7,723
-1,132
-13% -$194K 1.16% 22
2023
Q4 		$1.31M Buy
8,855
+442
+5% +$65.6K 1.01% 26
2023
Q3 		$1.27M Buy
8,413
+3,028
+56% +$422K 1.07% 22
2023
Q2 		$628K Sell
5,385
-2,665
-33% -$310K 0.55% 64
2023
Q1 		$1.09M Buy
8,050
+1,093
+16% +$137K 1.06% 21
2022
Q4 		$810K Hold
6,957
– – 0.93% 28
2022
Q3 		$691K Sell
6,957
-88
-1% -$8.24K 0.82% 32
2022
Q2 		$579K Sell
7,045
-1,216
-15% -$114K 0.6% 42
2022
Q1 		$706K Buy
8,261
+540
+7% +$41.1K 0.59% 41
2021
Q4 		$494K Sell
7,721
-194
-2% -$12.5K 0.37% 51
2021
Q3 		$489K Buy
7,915
+363
+5% +$20.9K 0.38% 53
2021
Q2 		$456K Buy
7,552
+326
+5% +$19.1K 0.37% 54
2021
Q1 		$387K Sell
7,226
-3,619
-33% -$183K 0.32% 56
2020
Q4 		$449K Sell
10,845
-2,769
-20% -$99.4K 0.41% 49
2020
Q3 		$399K Sell
13,614
-2,259
-14% -$79.4K 0.41% 47
2020
Q2 		$593K Sell
15,873
-591
-4% -$19K 0.69% 37
2020
Q1 		$389K Hold
16,464
– – 0.51% 40
2019
Q4 		$992K Buy
+16,464
New +$1.03M 0.95% 24

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

Islay Capital Management's MPC Position: Q1 2026 in Review

Islay Capital Management held its Marathon Petroleum (MPC) position steady in Q1 2026 at 3,376 shares worth $824K. The position accounts for 0.42% of the portfolio, ranked #53.

Islay Capital Management first reported a position in MPC in Q4 2019 and has held it in 26 quarters since. The position peaked at $1.56M in Q1 2024. 1,882 funds tracked by Wall St. Rank hold MPC as of Q1 2026.

  • Islay Capital Management held 3,376 shares of Marathon Petroleum worth $824K as of Q1 2026.
  • Islay Capital Management left its Marathon Petroleum share count unchanged in Q1 2026.
  • Marathon Petroleum made up 0.42% of Islay Capital Management's portfolio in Q1 2026, its #53 holding.
  • Islay Capital Management first reported a position in Marathon Petroleum in Q4 2019 and has held it in 26 quarters since.
  • Islay Capital Management's Marathon Petroleum position peaked at $1.56M in Q1 2024.
  • 1,882 funds tracked by Wall St. Rank held Marathon Petroleum as of Q1 2026.

Based on Islay Capital Management's 13F filing for Q1 2026, filed 14 May 2026.