Rossmore Private Capital’s Marathon Petroleum MPC Stock Holding History

Rossmore Private Capital’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	$548K	Hold	2,143	–	–	0.04%	203
2026 Q1	$523K	Hold	2,143	–	–	0.05%	200
2025 Q4	$349K	Hold	2,143	–	–	0.03%	231
2025 Q3	$413K	Hold	2,143	–	–	0.04%	200
2025 Q2	$356K	Sell	2,143 -2	-0.1%	-$300	0.04%	207
2025 Q1	$313K	Buy	2,145 +2	+0.1%	+$296	0.04%	212
2024 Q4	$299K	Hold	2,143	–	–	0.04%	205
2024 Q3	$349K	Hold	2,143	–	–	0.04%	201
2024 Q2	$372K	Hold	2,143	–	–	0.05%	186
2024 Q1	$432K	Buy	2,143 +671	+46%	+$115K	0.06%	179
2023 Q4	$218K	Hold	1,472	–	–	0.03%	223
2023 Q3	$223K	Buy	+1,472	New	+$205K	0.03%	218

Other funds holding MPC

Sumitomo Mitsui Trust Group Minato-Ku, Tokyo, Japan $175B AUM 40.63% 1-Year Est. Return

Robeco Institutional Asset Management Rotterdam, Netherlands $81.4B AUM 40.71% 1-Year Est. Return

Calamos Advisors Naperville, Illinois $30.1B AUM 30.03% 1-Year Est. Return

New York State Teachers Retirement System (NYSTRS) Albany, New York $54.2B AUM 43.77% 1-Year Est. Return

HPC

HM Payson & Co Portland, Maine $7.54B AUM 31.34% 1-Year Est. Return

AIP

ARS Investment Partners New York $2.29B AUM 113.95% 1-Year Est. Return

Pictet Asset Management Carouge, Switzerland $105B AUM 38.07% 1-Year Est. Return

GIP

Greatmark Investment Partners Columbus, Georgia $906M AUM 16.08% 1-Year Est. Return

MSRPS

Maryland State Retirement & Pension System Baltimore, Maryland $5.84B AUM 38.19% 1-Year Est. Return

Asset Management One Tokyo, Japan $39B AUM 37.51% 1-Year Est. Return

Rossmore Private Capital's MPC Position: Q2 2026 in Review

Rossmore Private Capital held its Marathon Petroleum (MPC) position steady in Q2 2026 at 2,143 shares worth $548K. The position accounts for 0.04% of the portfolio, ranked #203.

Rossmore Private Capital first reported a position in MPC in Q3 2023 and has held it in 12 quarters since. 849 funds tracked by Wall St. Rank hold MPC as of Q2 2026.

Rossmore Private Capital held 2,143 shares of Marathon Petroleum worth $548K as of Q2 2026.
Rossmore Private Capital left its Marathon Petroleum share count unchanged in Q2 2026.
Marathon Petroleum made up 0.04% of Rossmore Private Capital's portfolio in Q2 2026, its #203 holding.
Rossmore Private Capital first reported a position in Marathon Petroleum in Q3 2023 and has held it in 12 quarters since.
849 funds tracked by Wall St. Rank held Marathon Petroleum as of Q2 2026.

Based on Rossmore Private Capital's 13F filing for Q2 2026, filed 31 Jul 2026.