XTX Topco’s Comcast CMCSA Stock Holding History

XTX Topco’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	$4.91M	Sell	199,807 -142,172	-42%	-$3.67M	0.06%	397
2026 Q1	$9.82M	Buy	341,979 +333,826	+4,095%	+$9.99M	0.17%	62
2025 Q4	$244K	Sell	8,153 -32,777	-80%	-$935K	0.01%	2252
2025 Q3	$1.29M	Buy	40,930 +12,451	+44%	+$417K	0.07%	427
2025 Q2	$1.02M	Buy	+28,479	New	+$985K	0.04%	654
2024 Q2	–	Sell	-7,806	Closed	-$338K	–	1946
2024 Q1	$338K	Sell	7,806 -9,881	-56%	-$426K	0.05%	747
2023 Q4	$776K	Buy	+17,687	New	+$758K	0.17%	74
2023 Q3	–	Sell	-5,540	Closed	-$230K	–	1611
2023 Q2	$230K	Buy	+5,540	New	+$220K	0.04%	916
2023 Q1	–	Sell	-34,368	Closed	-$1.2M	–	1325
2022 Q4	$1.2M	Buy	34,368 +6,729	+24%	+$223K	0.26%	57
2022 Q3	$811K	Sell	27,639 -12,600	-31%	-$471K	0.2%	80
2022 Q2	$1.58M	Buy	40,239 +7,298	+22%	+$313K	0.65%	6
2022 Q1	$1.54M	Buy	32,941 +25,592	+348%	+$1.23M	0.68%	10
2021 Q4	$370K	Buy	+7,349	New	+$383K	0.21%	141

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

XTX Topco's CMCSA Position: Q2 2026 in Review

XTX Topco reduced its Comcast (CMCSA) stake by 42% in Q2 2026, selling an estimated $3.67M and leaving 199,807 shares worth $4.91M. The position accounts for 0.06% of the portfolio, ranked #397.

XTX Topco first reported a position in CMCSA in Q4 2021 and has held it in 13 quarters since. The position peaked at $9.82M in Q1 2026. 1,889 funds tracked by Wall St. Rank hold CMCSA as of Q2 2026.

XTX Topco held 199,807 shares of Comcast worth $4.91M as of Q2 2026.
XTX Topco sold 142,172 Comcast shares in Q2 2026, an estimated $3.67M.
Comcast made up 0.06% of XTX Topco's portfolio in Q2 2026, its #397 holding.
XTX Topco first reported a position in Comcast in Q4 2021 and has held it in 13 quarters since.
XTX Topco's Comcast position peaked at $9.82M in Q1 2026.
1,889 funds tracked by Wall St. Rank held Comcast as of Q2 2026.

Based on XTX Topco's 13F filing for Q2 2026, filed 14 Aug 2026.