Cubist Systematic Strategies’s Comcast CMCSA Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2025
Q3
$25.6M Sell
814,688
-467,868
-36% -$15.7M 0.12% 199
2025
Q2
$45.8M Buy
1,282,556
+953,624
+290% +$33M 0.21% 88
2025
Q1
$12.1M Buy
+328,932
New +$11.9M 0.07% 396
2024
Q3
Sell
-618,103
Closed -$24.2M 3037
2024
Q2
$24.2M Buy
+618,103
New +$24.2M 0.16% 116
2023
Q3
Sell
-310,713
Closed -$13.9M 3413
2023
Q2
$12.9M Sell
310,713
-230,379
-43% -$9.15M 0.09% 304
2023
Q1
$20.5M Buy
541,092
+448,255
+483% +$16.9M 0.13% 148
2022
Q4
$3.25M Sell
92,837
-1,216,908
-93% -$40.3M 0.02% 1410
2022
Q3
$38.4M Buy
1,309,745
+839,967
+179% +$31.4M 0.22% 20
2022
Q2
$18.4M Sell
469,778
-58,148
-11% -$2.49M 0.11% 163
2022
Q1
$24.7M Buy
527,926
+295,617
+127% +$14.2M 0.21% 35
2021
Q4
$11.7M Buy
232,309
+148,633
+178% +$7.75M 0.11% 178
2021
Q3
$4.68M Buy
83,676
+15,338
+22% +$894K 0.06% 493
2021
Q2
$3.9M Sell
68,338
-171,509
-72% -$9.59M 0.04% 686
2021
Q1
$13M Buy
239,847
+147,375
+159% +$7.79M 0.17% 103
2020
Q4
$4.85M Buy
92,472
+65,164
+239% +$3.12M 0.07% 457
2020
Q3
$1.26M Sell
27,308
-124,783
-82% -$5.43M 0.02% 1193
2020
Q2
$5.93M Sell
152,091
-154,989
-50% -$5.9M 0.1% 263
2020
Q1
$10.6M Buy
307,080
+240,378
+360% +$10.1M 0.29% 59
2019
Q4
$3M Sell
66,702
-100,673
-60% -$4.48M 0.06% 532
2019
Q3
$7.54M Sell
167,375
-284,408
-63% -$12.6M 0.15% 172
2019
Q2
$19.1M Buy
451,783
+439,091
+3,460% +$18.5M 0.35% 33
2019
Q1
$507K Sell
12,692
-171,295
-93% -$6.45M 0.02% 1193
2018
Q4
$6.26M Buy
183,987
+55,472
+43% +$2.03M 0.3% 37
2018
Q3
$4.55M Buy
128,515
+14,956
+13% +$529K 0.25% 59
2018
Q2
$3.73M Buy
113,559
+110,462
+3,567% +$3.6M 0.19% 120
2018
Q1
$106K Sell
3,097
-66,602
-96% -$2.58M 0.01% 1580
2017
Q4
$2.79M Buy
69,699
+44,601
+178% +$1.68M 0.15% 137
2017
Q3
$966K Sell
25,098
-28,905
-54% -$1.14M 0.05% 455
2017
Q2
$2.1M Buy
54,003
+7,089
+15% +$279K 0.13% 177
2017
Q1
$1.76M Sell
46,914
-59,032
-56% -$2.19M 0.13% 175
2016
Q4
$3.66M Buy
105,946
+86,372
+441% +$2.88M 0.29% 42
2016
Q3
$649K Buy
19,574
+11,338
+138% +$377K 0.04% 599
2016
Q2
$268K Sell
8,236
-44,784
-84% -$1.39M 0.02% 1146
2016
Q1
$1.62M Sell
53,020
-192,484
-78% -$5.53M 0.09% 287
2015
Q4
$6.93M Buy
245,504
+59,632
+32% +$1.8M 0.41% 25
2015
Q3
$5.29M Buy
185,872
+109,098
+142% +$3.24M 0.27% 44
2015
Q2
$2.31M Buy
76,774
+38,598
+101% +$1.13M 0.11% 228
2015
Q1
$1.08M Sell
38,176
-2,486
-6% -$71.5K 0.05% 532
2014
Q4
$1.18M Sell
40,662
-85,018
-68% -$2.33M 0.06% 436
2014
Q3
$3.38M Buy
125,680
+63,342
+102% +$1.74M 0.21% 106
2014
Q2
$1.67M Buy
+62,338
New +$1.6M 0.1% 288

Other funds holding CMCSA

Cubist Systematic Strategies's CMCSA Position: Q3 2025 in Review

Cubist Systematic Strategies reduced its Comcast (CMCSA) stake by 36% in Q3 2025, selling an estimated $15.7M and leaving 814,688 shares worth $25.6M. The position accounts for 0.12% of the portfolio, ranked #199.

Cubist Systematic Strategies first reported a position in CMCSA in Q2 2014 and has held it in 41 quarters since. The position peaked at $45.8M in Q2 2025. 2,153 funds tracked by Wall St. Rank hold CMCSA as of Q3 2025.

  • Cubist Systematic Strategies held 814,688 shares of Comcast worth $25.6M as of Q3 2025.
  • Cubist Systematic Strategies sold 467,868 Comcast shares in Q3 2025, an estimated $15.7M.
  • Comcast made up 0.12% of Cubist Systematic Strategies's portfolio in Q3 2025, its #199 holding.
  • Cubist Systematic Strategies first reported a position in Comcast in Q2 2014 and has held it in 41 quarters since.
  • Cubist Systematic Strategies's Comcast position peaked at $45.8M in Q2 2025.
  • 2,153 funds tracked by Wall St. Rank held Comcast as of Q3 2025.

Based on Cubist Systematic Strategies's 13F filing for Q3 2025, filed 14 Nov 2025.