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O'Brien Greene & Co’s Comcast CMCSA Stock Holding History

O'Brien Greene & Co’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 		$281K Sell
9,798
-1,600
-14% -$47.9K 0.08% 116
2025
Q4 		$341K Sell
11,398
-400
-3% -$11.4K 0.1% 108
2025
Q3 		$371K Sell
11,798
-1,548
-12% -$51.9K 0.11% 104
2025
Q2 		$476K Hold
13,346
– – 0.16% 79
2025
Q1 		$492K Sell
13,346
-100
-0.7% -$3.61K 0.17% 78
2024
Q4 		$505K Buy
13,446
+216
+2% +$8.97K 0.16% 81
2024
Q3 		$553K Sell
13,230
-283
-2% -$11.2K 0.17% 82
2024
Q2 		$529K Buy
13,513
+283
+2% +$11.1K 0.17% 81
2024
Q1 		$574K Hold
13,230
– – 0.19% 81
2023
Q4 		$580K Hold
13,230
– – 0.2% 75
2023
Q3 		$587K Hold
13,230
– – 0.21% 72
2023
Q2 		$550K Sell
13,230
-44
-0.3% -$1.75K 0.19% 79
2023
Q1 		$503K Hold
13,274
– – 0.19% 80
2022
Q4 		$464K Sell
13,274
-27,658
-68% -$915K 0.18% 89
2022
Q3 		$1.2M Buy
40,932
+27,370
+202% +$1.02M 0.16% 95
2022
Q2 		$532K Buy
13,562
+65
+0.5% +$2.79K 0.2% 73
2022
Q1 		$632K Hold
13,497
– – 0.21% 73
2021
Q4 		$680K Buy
13,497
+267
+2% +$13.9K 0.22% 74
2021
Q3 		$740K Hold
13,230
– – 0.27% 69
2021
Q2 		$755K Hold
13,230
– – 0.27% 69
2021
Q1 		$716K Hold
13,230
– – 0.28% 66
2020
Q4 		$694K Hold
13,230
– – 0.29% 68
2020
Q3 		$612K Hold
13,230
– – 0.29% 66
2020
Q2 		$515K Sell
13,230
-2,500
-16% -$95.2K 0.27% 70
2020
Q1 		$541K Hold
15,730
– – 0.36% 61
2019
Q4 		$708K Hold
15,730
– – 0.36% 65
2019
Q3 		$709K Hold
15,730
– – 0.38% 60
2019
Q2 		$665K Hold
15,730
– – 0.35% 66
2019
Q1 		$629K Hold
15,730
– – 0.32% 71
2018
Q4 		$536K Buy
+15,730
New +$574K 0.32% 62

Other funds holding CMCSA

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Capital World Investors
Capital World Investors Los Angeles, California $733B AUM 35.63% 1-Year Est. Return
Charles Schwab
Charles Schwab San Francisco, California $654B AUM 26.35% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
Dodge & Cox
Dodge & Cox San Francisco, California $182B AUM 14.68% 1-Year Est. Return
Capital Research Global Investors
Capital Research Global Investors Los Angeles, California $645B AUM 30.41% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

O'Brien Greene & Co's CMCSA Position: Q1 2026 in Review

O'Brien Greene & Co reduced its Comcast (CMCSA) stake by 14% in Q1 2026, selling an estimated $47.9K and leaving 9,798 shares worth $281K. The position accounts for 0.08% of the portfolio, ranked #116.

O'Brien Greene & Co first reported a position in CMCSA in Q4 2018 and has held it in 30 quarters since. The position peaked at $1.2M in Q3 2022. 2,042 funds tracked by Wall St. Rank hold CMCSA as of Q1 2026.

  • O'Brien Greene & Co held 9,798 shares of Comcast worth $281K as of Q1 2026.
  • O'Brien Greene & Co sold 1,600 Comcast shares in Q1 2026, an estimated $47.9K.
  • Comcast made up 0.08% of O'Brien Greene & Co's portfolio in Q1 2026, its #116 holding.
  • O'Brien Greene & Co first reported a position in Comcast in Q4 2018 and has held it in 30 quarters since.
  • O'Brien Greene & Co's Comcast position peaked at $1.2M in Q3 2022.
  • 2,042 funds tracked by Wall St. Rank held Comcast as of Q1 2026.

Based on O'Brien Greene & Co's 13F filing for Q1 2026, filed 6 May 2026.