Plato Investment Management’s Marathon Petroleum MPC Stock Holding History

Plato Investment 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 Q2	$118K	Sell	464 -235	-34%	-$57.7K	0.01%	420
2026 Q1	$171K	Buy	699 +399	+133%	+$80.6K	0.01%	411
2025 Q4	$49K	Hold	300	–	–	﹤0.01%	436
2025 Q3	$57.4K	Hold	300	–	–	﹤0.01%	439
2025 Q2	$49.6K	Hold	300	–	–	﹤0.01%	451
2025 Q1	$44.2K	Hold	300	–	–	﹤0.01%	458
2024 Q4	$42K	Hold	300	–	–	﹤0.01%	503
2024 Q3	$48.8K	Hold	300	–	–	﹤0.01%	455
2024 Q2	$52K	Hold	300	–	–	﹤0.01%	397
2024 Q1	$60.5K	Sell	300 -1,617	-84%	-$277K	0.01%	366
2023 Q4	$284K	Buy	+1,917	New	+$285K	0.35%	78

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

Plato Investment Management's MPC Position: Q2 2026 in Review

Plato Investment Management reduced its Marathon Petroleum (MPC) stake by 34% in Q2 2026, selling an estimated $57.7K and leaving 464 shares worth $118K. The position accounts for 0.01% of the portfolio, ranked #420.

Plato Investment Management first reported a position in MPC in Q4 2023 and has held it in 11 quarters since. The position peaked at $284K in Q4 2023. 1,952 funds tracked by Wall St. Rank hold MPC as of Q2 2026.

Plato Investment Management held 464 shares of Marathon Petroleum worth $118K as of Q2 2026.
Plato Investment Management sold 235 Marathon Petroleum shares in Q2 2026, an estimated $57.7K.
Marathon Petroleum made up 0.01% of Plato Investment Management's portfolio in Q2 2026, its #420 holding.
Plato Investment Management first reported a position in Marathon Petroleum in Q4 2023 and has held it in 11 quarters since.
Plato Investment Management's Marathon Petroleum position peaked at $284K in Q4 2023.
1,952 funds tracked by Wall St. Rank held Marathon Petroleum as of Q2 2026.

Based on Plato Investment Management's 13F filing for Q2 2026, filed 7 Aug 2026.