Alta Advisers’s Marathon Petroleum MPC Stock Holding History

Alta Advisers’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	$296K	Hold	1,157	–	–	0.07%	146
2026 Q1	$283K	Buy	+1,157	New	+$234K	0.1%	145
2025 Q4	–	Sell	-1,557	Closed	-$300K	–	228
2025 Q3	$300K	Hold	1,557	–	–	0.09%	175
2025 Q2	$259K	Hold	1,557	–	–	0.09%	187
2025 Q1	$227K	Buy	+1,557	New	+$230K	0.1%	206
2024 Q4	–	Sell	-1,300	Closed	-$212K	–	314
2024 Q3	$212K	Hold	1,300	–	–	0.1%	133
2024 Q2	$226K	Hold	1,300	–	–	0.11%	113
2024 Q1	$262K	Sell	1,300 -300	-19%	-$51.3K	0.13%	100
2023 Q4	$237K	Hold	1,600	–	–	0.13%	104
2023 Q3	$242K	Hold	1,600	–	–	0.14%	89
2023 Q2	$187K	Hold	1,600	–	–	0.1%	113
2023 Q1	$216K	Hold	1,600	–	–	0.13%	95
2022 Q4	$186K	Hold	1,600	–	–	0.11%	105
2022 Q3	$159K	Buy	+1,600	New	+$150K	0.1%	111

Other funds holding MPC

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

Raymond James Financial St Petersburg, Florida $369B AUM 28.27% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

Bank of New York Mellon New York $609B AUM 40.19% 1-Year Est. Return

Boston Partners Boston, Massachusetts $113B AUM 38.87% 1-Year Est. Return

Alta Advisers's MPC Position: Q2 2026 in Review

Alta Advisers held its Marathon Petroleum (MPC) position steady in Q2 2026 at 1,157 shares worth $296K. The position accounts for 0.07% of the portfolio, ranked #146.

Alta Advisers first reported a position in MPC in Q3 2022 and has held it in 14 quarters since. The position peaked at $300K in Q3 2025. 1,948 funds tracked by Wall St. Rank hold MPC as of Q2 2026.

Alta Advisers held 1,157 shares of Marathon Petroleum worth $296K as of Q2 2026.
Alta Advisers left its Marathon Petroleum share count unchanged in Q2 2026.
Marathon Petroleum made up 0.07% of Alta Advisers's portfolio in Q2 2026, its #146 holding.
Alta Advisers first reported a position in Marathon Petroleum in Q3 2022 and has held it in 14 quarters since.
Alta Advisers's Marathon Petroleum position peaked at $300K in Q3 2025.
1,948 funds tracked by Wall St. Rank held Marathon Petroleum as of Q2 2026.

Based on Alta Advisers's 13F filing for Q2 2026, filed 12 Aug 2026.