BlackRock’s Comcast CMCSA Stock Holding History

BlackRock’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
2023 Q4	–	Sell	-2,559,100	Closed	-$113M	–	5389
2023 Q3	$113M	Buy	+2,559,100	New	+$114M	﹤0.01%	1916
2022 Q2	–	Sell	-1,260,700	Closed	-$59M	–	5865
2022 Q1	$59M	Sell	1,260,700 -268,900	-18%	-$13M	﹤0.01%	2486
2021 Q4	$77M	Buy	1,529,600 +1,219,900	+394%	+$63.6M	﹤0.01%	2381
2021 Q3	$17.3M	Sell	309,700 -186,200	-38%	-$10.9M	﹤0.01%	3383
2021 Q2	$28.3M	Buy	+495,900	New	+$27.7M	﹤0.01%	3081
2021 Q1	–	Sell	-1,238,100	Closed	-$64.9M	–	5282
2020 Q4	$64.9M	Hold	1,238,100	–	–	﹤0.01%	2320
2020 Q3	$57.3M	Buy	1,238,100 +238,100	+24%	+$10.4M	﹤0.01%	2210
2020 Q2	$39M	Sell	1,000,000 -368,100	-27%	-$14M	﹤0.01%	2397
2020 Q1	$47M	Buy	+1,368,100	New	+$57.7M	﹤0.01%	2085
2018 Q3	–	Sell	-209,000	Closed	-$6.86M	–	5004
2018 Q2	$6.86M	Buy	+209,000	New	+$6.81M	﹤0.01%	3416
2017 Q3	–	Sell	-26,000	Closed	-$1.01M	–	4960
2017 Q2	$1.01M	Buy	26,000 +3,400	+15%	+$134K	﹤0.01%	3847
2017 Q1	$849K	Buy	+22,600	New	+$839K	﹤0.01%	3845
2016 Q4	–	Sell	-21,000	Closed	-$697K	–	3739
2016 Q3	$697K	Buy	+21,000	New	+$699K	﹤0.01%	1624

Other funds holding CMCSA

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

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

BlackRock's CMCSA Position: Q1 2026 in Review

BlackRock reduced its Comcast (CMCSA) stake by 0.25% in Q1 2026, selling an estimated $23.9M and leaving 314,985,765 shares worth $9.04B. The position accounts for 0.16% of the portfolio, ranked #112.

BlackRock first reported a position in CMCSA in Q2 2013 and has held it in 52 quarters since. The position peaked at $18.1B in Q2 2021. 2,044 funds tracked by Wall St. Rank hold CMCSA as of Q1 2026.

BlackRock held 314,985,765 shares of Comcast worth $9.04B as of Q1 2026.
BlackRock sold 797,866 Comcast shares in Q1 2026, an estimated $23.9M.
Comcast made up 0.16% of BlackRock's portfolio in Q1 2026, its #112 holding.
BlackRock first reported a position in Comcast in Q2 2013 and has held it in 52 quarters since.
BlackRock's Comcast position peaked at $18.1B in Q2 2021.
2,044 funds tracked by Wall St. Rank held Comcast as of Q1 2026.

Based on BlackRock's 13F filing for Q1 2026, filed 13 May 2026.