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 Q1	$23.8M	Buy	827,900 +827,600	+275,867%	+$24.8M	0.02%	638
2025 Q4	$8.97K	Hold	300	–	–	﹤0.01%	2862
2025 Q3	$9.43K	Buy	+300	New	+$10.1K	﹤0.01%	2807
2024 Q2	–	Sell	-93,500	Closed	-$3.71M	–	2596
2024 Q1	$3.71M	Buy	+93,500	New	+$4.03M	0.01%	1120
2023 Q3	–	Sell	-338,500	Closed	-$14.1M	–	2258
2023 Q2	$14.1M	Buy	+338,500	New	+$13.4M	0.03%	606
2021 Q4	–	Sell	-9,400	Closed	-$526K	–	3910
2021 Q3	$526K	Buy	+9,400	New	+$548K	﹤0.01%	2359

Other funds holding CMCSA

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

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

Charles Schwab San Francisco, California $654B AUM 26.35% 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

Capital Research Global Investors Los Angeles, California $645B AUM 30.41% 1-Year Est. Return

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

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

Marshall Wace's CMCSA Position: Q1 2026 in Review

Marshall Wace reduced its Comcast (CMCSA) stake by 100% in Q1 2026, selling an estimated $70.7M and leaving 62 shares worth $1.78K. The position accounts for ﹤0.01% of the portfolio, ranked #3123.

Marshall Wace first reported a position in CMCSA in Q2 2013 and has held it in 41 quarters since. The position peaked at $412M in Q1 2022. 2,042 funds tracked by Wall St. Rank hold CMCSA as of Q1 2026.

Marshall Wace held 62 shares of Comcast worth $1.78K as of Q1 2026.
Marshall Wace sold 2,361,058 Comcast shares in Q1 2026, an estimated $70.7M.
Comcast made up ﹤0.01% of Marshall Wace's portfolio in Q1 2026, its #3123 holding.
Marshall Wace first reported a position in Comcast in Q2 2013 and has held it in 41 quarters since.
Marshall Wace's Comcast position peaked at $412M in Q1 2022.
2,042 funds tracked by Wall St. Rank held Comcast as of Q1 2026.

Based on Marshall Wace's 13F filing for Q1 2026, filed 15 May 2026.