Parallax Volatility Advisers
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Parallax Volatility Advisers’s Comcast CMCSA Stock Holding History

Quarter Market Value Status Shares Shares
Change %
Trade Value Portfolio Weight Portfolio Position
2025
Q2
Sell
-985
Closed -$36.3K 586
2025
Q1
$36.3K Buy
985
+956
+3,297% +$35.3K ﹤0.01% 451
2024
Q4
$1.09K Sell
29
-15,337
-100% -$575K ﹤0.01% 582
2024
Q3
$642K Sell
15,366
-141,638
-90% -$5.92M ﹤0.01% 381
2024
Q2
$6.15M Buy
157,004
+111,142
+242% +$4.35M 0.01% 133
2024
Q1
$1.99M Buy
+45,862
New +$1.99M ﹤0.01% 229
2023
Q4
Sell
-6,360
Closed -$282K 729
2023
Q3
$282K Buy
+6,360
New +$282K ﹤0.01% 441
2023
Q2
Sell
-687,736
Closed -$26.1M 815
2023
Q1
$26.1M Sell
687,736
-642,058
-48% -$24.3M 0.05% 21
2022
Q4
$46.5M Buy
1,329,794
+1,329,134
+201,384% +$46.5M 0.07% 8
2022
Q3
$19K Buy
+660
New +$19K ﹤0.01% 838
2022
Q2
Hold
0
1113
2022
Q1
Hold
0
1041
2020
Q4
Sell
-110,597
Closed -$5.12M 1040
2020
Q3
$5.12M Sell
110,597
-43,887
-28% -$2.03M ﹤0.01% 301
2020
Q2
$6.02M Sell
154,484
-783,372
-84% -$30.5M 0.01% 222
2020
Q1
$32.2M Buy
937,856
+859,404
+1,095% +$29.5M 0.04% 69
2019
Q4
$3.53M Buy
78,452
+70,490
+885% +$3.17M ﹤0.01% 253
2019
Q3
$359K Sell
7,962
-30,639
-79% -$1.38M ﹤0.01% 527
2019
Q2
$1.63M Buy
38,601
+16,699
+76% +$706K ﹤0.01% 269
2019
Q1
$876K Sell
21,902
-542,406
-96% -$21.7M ﹤0.01% 325
2018
Q4
$19.2M Buy
564,308
+538,934
+2,124% +$18.4M 0.03% 60
2018
Q3
$898K Buy
25,374
+25,290
+30,107% +$895K ﹤0.01% 296
2018
Q2
$3K Sell
84
-207,846
-100% -$7.42M ﹤0.01% 835
2018
Q1
$7.11M Sell
207,930
-150,094
-42% -$5.13M 0.01% 85
2017
Q4
$14.3M Sell
358,024
-74,710
-17% -$2.99M 0.02% 44
2017
Q3
$16.7M Buy
+432,734
New +$16.7M 0.03% 31
2017
Q2
Sell
-15,275
Closed -$574K 922
2017
Q1
$574K Buy
+15,275
New +$574K ﹤0.01% 261
2016
Q4
Hold
0
977
2016
Q3
Hold
0
940
2016
Q2
Hold
0
794
2016
Q1
Hold
0
783
2015
Q4
Sell
-163,077
Closed -$9.28M 981
2015
Q3
$9.28M Sell
163,077
-95,918
-37% -$5.46M 0.02% 75
2015
Q2
$15.6M Buy
258,995
+14,655
+6% +$881K 0.03% 63
2015
Q1
$13.8M Buy
244,340
+87,215
+56% +$4.93M 0.03% 61
2014
Q4
$9.12M Buy
157,125
+57,031
+57% +$3.31M 0.03% 74
2014
Q3
$5.38M Buy
100,094
+99,613
+20,710% +$5.36M 0.02% 126
2014
Q2
$26K Sell
481
-113,469
-100% -$6.13M ﹤0.01% 1011
2014
Q1
$5.7M Buy
+113,950
New +$5.7M 0.03% 60
2013
Q4
Sell
-15,802
Closed -$713K 1134
2013
Q3
$713K Sell
15,802
-65,597
-81% -$2.96M ﹤0.01% 178
2013
Q2
$3.4M Buy
+81,399
New +$3.4M 0.02% 90