Marshall Wace’s Comcast CMCSA Stock Holding History

Marshall Wace’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
2026 Q2	–	Sell	-100	Closed	-$2.87K	–	3233
2026 Q1	$2.87K	Buy	+100	New	+$2.99K	﹤0.01%	3119
2024 Q2	–	Sell	-70,100	Closed	-$2.78M	–	2595
2024 Q1	$2.78M	Buy	+70,100	New	+$3.02M	﹤0.01%	1227
2023 Q3	–	Sell	-214,000	Closed	-$8.89M	–	2256
2023 Q2	$8.89M	Buy	+214,000	New	+$8.5M	0.02%	791
2021 Q2	–	Sell	-1,300	Closed	-$71K	–	2701
2021 Q1	$71K	Buy	+1,300	New	+$68.7K	﹤0.01%	2375

Other funds holding CMCSA

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

Charles Schwab San Francisco, California $751B AUM 38.74% 1-Year Est. Return

Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return

Capital Research Global Investors Los Angeles, California $717B AUM 35.42% 1-Year Est. Return

Dodge & Cox San Francisco, California $191B AUM 17.5% 1-Year Est. Return

Capital World Investors Los Angeles, California $846B AUM 46.74% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Marshall Wace's CMCSA Position: Q2 2026 in Review

Marshall Wace increased its Comcast (CMCSA) stake by 65,998% in Q2 2026, buying an estimated $1.06M and bringing the position to 40,981 shares worth $1.01M. The position accounts for ﹤0.01% of the portfolio, ranked #2187.

Marshall Wace first reported a position in CMCSA in Q2 2013 and has held it in 42 quarters since. The position peaked at $412M in Q1 2022. 1,892 funds tracked by Wall St. Rank hold CMCSA as of Q2 2026.

Marshall Wace held 40,981 shares of Comcast worth $1.01M as of Q2 2026.
Marshall Wace bought 40,919 Comcast shares in Q2 2026, an estimated $1.06M.
Comcast made up ﹤0.01% of Marshall Wace's portfolio in Q2 2026, its #2187 holding.
Marshall Wace first reported a position in Comcast in Q2 2013 and has held it in 42 quarters since.
Marshall Wace's Comcast position peaked at $412M in Q1 2022.
1,892 funds tracked by Wall St. Rank held Comcast as of Q2 2026.

Based on Marshall Wace's 13F filing for Q2 2026, filed 13 Aug 2026.