Corundum Trust Company’s Comcast CMCSA Stock Holding History

Corundum Trust Company’s Portfolio CMCSA Stock Details CMCSA Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q4	–	Sell	-4,744	Closed	-$149K	–	64
2025 Q3	$149K	Buy	+4,744	New	+$159K	0.32%	49
2023 Q3	$210K	Buy	+4,744	New	+$212K	0.63%	37

Other funds holding CMCSA

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

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

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Capital World Investors Los Angeles, California $733B AUM 35.63% 1-Year Est. Return

Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return

Dodge & Cox San Francisco, California $182B AUM 14.68% 1-Year Est. Return

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

Norges Bank Oslo, Norway $935B AUM

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

JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return

Corundum Trust Company's CMCSA Position: Q4 2025 in Review

Corundum Trust Company sold out of Comcast (CMCSA) in Q4 2025, closing a stake of 4,744 shares — an estimated $149K sold.

Corundum Trust Company first reported a position in CMCSA in Q3 2023 and held it in 2 quarters. The position peaked at $210K in Q3 2023. 2,100 funds tracked by Wall St. Rank hold CMCSA as of Q4 2025.

Corundum Trust Company reported no remaining Comcast position as of Q4 2025 after selling out during the quarter.
Corundum Trust Company sold 4,744 Comcast shares in Q4 2025, an estimated $149K.
Corundum Trust Company first reported a position in Comcast in Q3 2023 and held it in 2 quarters.
Corundum Trust Company's Comcast position peaked at $210K in Q3 2023.
2,100 funds tracked by Wall St. Rank held Comcast as of Q4 2025.

Based on Corundum Trust Company's 13F filing for Q4 2025, filed 20 Jan 2026.