Columbia Asset Management’s Marathon Petroleum MPC Stock Holding History

Columbia Asset 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	$269K	Buy	+1,100	New	+$222K	0.05%	153
2025 Q4	–	Sell	-1,100	Closed	-$212K	–	177
2025 Q3	$212K	Buy	+1,100	New	+$193K	0.04%	161
2019 Q2	–	Sell	-1,945	Closed	-$116K	–	194
2019 Q1	$116K	Hold	1,945	–	–	0.03%	202
2018 Q4	$115K	Hold	1,945	–	–	0.04%	195
2018 Q3	$156K	Buy	+1,945	New	+$154K	0.04%	191
2017 Q1	–	Sell	-3,145	Closed	-$158K	–	191
2016 Q4	$158K	Buy	+3,145	New	+$143K	0.05%	180

Other funds holding MPC

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

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 Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

Raymond James Financial St Petersburg, Florida $324B AUM 22.36% 1-Year Est. Return

Boston Partners Boston, Massachusetts $95.5B AUM 28.4% 1-Year Est. Return

Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

Columbia Asset Management's MPC Position: Q1 2026 in Review

Columbia Asset Management opened a new position in Marathon Petroleum (MPC) in Q1 2026: 1,100 shares worth $269K. The stake represents 0.05% of the portfolio and ranks #153 among its holdings. This is a return to the name: Columbia Asset Management previously reported a position in MPC as recently as Q3 2025.

Columbia Asset Management first reported a position in MPC in Q4 2016 and has held it in 6 quarters since. 1,882 funds tracked by Wall St. Rank hold MPC as of Q1 2026.

Columbia Asset Management held 1,100 shares of Marathon Petroleum worth $269K as of Q1 2026.
Marathon Petroleum was a new Columbia Asset Management position in Q1 2026.
Marathon Petroleum made up 0.05% of Columbia Asset Management's portfolio in Q1 2026, its #153 holding.
Columbia Asset Management first reported a position in Marathon Petroleum in Q4 2016 and has held it in 6 quarters since.
1,882 funds tracked by Wall St. Rank held Marathon Petroleum as of Q1 2026.

Based on Columbia Asset Management's 13F filing for Q1 2026, filed 21 Apr 2026.