Marshall Wace’s Comcast CMCSA Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$1.78K Sell
62
-2,361,058
-100% -$70.7M ﹤0.01% 3123
2025
Q4
$70.6M Buy
2,361,120
+1,346,940
+133% +$38.4M 0.06% 257
2025
Q3
$31.9M Buy
1,014,180
+551,668
+119% +$18.5M 0.03% 469
2025
Q2
$16.5M Buy
462,512
+280,841
+155% +$9.71M 0.02% 659
2025
Q1
$6.7M Buy
+181,671
New +$6.55M 0.01% 934
2024
Q4
Sell
-513,373
Closed -$21.4M 2622
2024
Q3
$21.4M Buy
+513,373
New +$20.3M 0.03% 490
2023
Q3
Sell
-39,500
Closed -$1.64M 2257
2023
Q2
$1.64M Sell
39,500
-749,085
-95% -$29.8M ﹤0.01% 1496
2023
Q1
$29.9M Buy
788,585
+493,171
+167% +$18.6M 0.06% 323
2022
Q4
$10.3M Buy
295,414
+287,364
+3,570% +$9.51M 0.02% 776
2022
Q3
$236K Sell
8,050
-2,835,786
-100% -$106M ﹤0.01% 3034
2022
Q2
$112M Sell
2,843,836
-5,961,338
-68% -$256M 0.23% 86
2022
Q1
$412M Buy
8,805,174
+1,234,053
+16% +$59.4M 0.78% 13
2021
Q4
$381M Buy
7,571,121
+6,812,876
+899% +$355M 0.7% 17
2021
Q3
$42.4M Buy
758,245
+572,926
+309% +$33.4M 0.18% 105
2021
Q2
$10.6M Buy
185,319
+163,539
+751% +$9.14M 0.05% 462
2021
Q1
$1.18M Sell
21,780
-297,824
-93% -$15.7M 0.01% 1580
2020
Q4
$16.7M Buy
319,604
+190,825
+148% +$9.14M 0.09% 220
2020
Q3
$5.96M Buy
128,779
+22,712
+21% +$987K 0.04% 459
2020
Q2
$4.13M Buy
+106,067
New +$4.04M 0.03% 539
2020
Q1
Sell
-90,934
Closed -$4.09M 1674
2019
Q4
$4.09M Buy
90,934
+55,281
+155% +$2.46M 0.03% 594
2019
Q3
$1.61M Sell
35,653
-144,379
-80% -$6.4M 0.01% 824
2019
Q2
$7.61M Buy
180,032
+125,503
+230% +$5.29M 0.06% 358
2019
Q1
$2.18M Sell
54,529
-550,945
-91% -$20.7M 0.02% 710
2018
Q4
$20.6M Buy
605,474
+478,827
+378% +$17.5M 0.21% 110
2018
Q3
$4.49M Buy
+126,647
New +$4.48M 0.04% 478
2018
Q1
Sell
-168,818
Closed -$6.76M 566
2017
Q4
$6.76M Buy
168,818
+74,446
+79% +$2.8M 0.28% 76
2017
Q3
$3.59M Buy
+94,372
New +$3.72M 0.17% 119
2017
Q2
Sell
-16,856
Closed -$641K 326
2017
Q1
$641K Sell
16,856
-4,767,026
-100% -$177M 0.03% 233
2016
Q4
$165M Buy
4,783,882
+315,940
+7% +$10.6M 1.09% 7
2016
Q3
$148M Buy
4,467,942
+1,715,012
+62% +$57.1M 1.05% 12
2016
Q2
$89.7M Sell
2,752,930
-2,508,862
-48% -$77.9M 0.75% 24
2016
Q1
$161M Sell
5,261,792
-509,494
-9% -$14.6M 1.55% 4
2015
Q4
$163M Buy
5,771,286
+1,701,530
+42% +$51.2M 1.53% 5
2015
Q3
$116M Sell
4,069,756
-1,248,950
-23% -$37.1M 1.42% 7
2015
Q2
$160M Buy
5,318,706
+1,745,916
+49% +$51.3M 2.09% 2
2015
Q1
$101M Buy
3,572,790
+617,448
+21% +$17.8M 1.31% 7
2014
Q4
$85.7M Buy
2,955,342
+262,796
+10% +$7.2M 1.13% 10
2014
Q3
$72.4M Sell
2,692,546
-633,098
-19% -$17.3M 1.04% 10
2014
Q2
$89.3M Sell
3,325,644
-728,720
-18% -$18.7M 1.31% 6
2014
Q1
$101M Buy
+4,054,364
New +$106M 1.84% 3
2013
Q2
$91.2M Buy
+4,356,702
New +$90M 5.46% 4

Other funds holding CMCSA

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. 2,043 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.
  • 2,043 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.