TwinBeech Capital’s Marathon Petroleum MPC Stock Holding History

TwinBeech 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 Q1	$201K	Sell	825 -92,390	-99%	-$18.7M	0.02%	517
2025 Q4	$15.2M	Buy	93,215 +92,149	+8,644%	+$17.2M	1.08%	3
2025 Q3	$205K	Buy	+1,066	New	+$187K	0.01%	524
2024 Q3	–	Sell	-80,984	Closed	-$14M	–	807
2024 Q2	$14M	Buy	+80,984	New	+$15.1M	0.28%	107
2020 Q3	–	Sell	-16,542	Closed	-$618K	–	528
2020 Q2	$618K	Sell	16,542 -72,234	-81%	-$2.32M	0.14%	204
2020 Q1	$2.1M	Buy	88,776 +83,368	+1,542%	+$3.84M	0.84%	35
2019 Q4	$326K	Buy	+5,408	New	+$338K	0.09%	283

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

TwinBeech Capital's MPC Position: Q1 2026 in Review

TwinBeech Capital reduced its Marathon Petroleum (MPC) stake by 99% in Q1 2026, selling an estimated $18.7M and leaving 825 shares worth $201K. The position accounts for 0.02% of the portfolio, ranked #517.

TwinBeech Capital first reported a position in MPC in Q4 2019 and has held it in 7 quarters since. The position peaked at $15.2M in Q4 2025. 1,884 funds tracked by Wall St. Rank hold MPC as of Q1 2026.

TwinBeech Capital held 825 shares of Marathon Petroleum worth $201K as of Q1 2026.
TwinBeech Capital sold 92,390 Marathon Petroleum shares in Q1 2026, an estimated $18.7M.
Marathon Petroleum made up 0.02% of TwinBeech Capital's portfolio in Q1 2026, its #517 holding.
TwinBeech Capital first reported a position in Marathon Petroleum in Q4 2019 and has held it in 7 quarters since.
TwinBeech Capital's Marathon Petroleum position peaked at $15.2M in Q4 2025.
1,884 funds tracked by Wall St. Rank held Marathon Petroleum as of Q1 2026.

Based on TwinBeech Capital's 13F filing for Q1 2026, filed 15 May 2026.