Stock chart
Ticker: CMCSA Exchange: NSM


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Purchase Sale Planned purchase Planned sale Net purchase Net sale Earnings
Earnings
 
Value bought

Past 90 days

 
Value sold

Past 90 days

 
Net insiders buying

Past 90 days

 
Trades (buy and sell)

Past 90 days

Abbreviations B: Buy, S: Sell, PP: Planned purchase, PS: Planned sale, O: Option / Other
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value
Number of shares Price Value Details
2024-11-29 2024-11-27 S Sale

ROBERTS BRIAN L

Chairman of Board & CEO

Executive Director
235,051 -3.5%
42.80
USD 10,061,170
235,051 -3.5% 42.80 USD 10,061,170
2024-11-29 2024-11-26 S Sale

ROBERTS BRIAN L

Chairman of Board & CEO

Executive Director
234,464 -3.4%
42.66
USD 10,002,633
234,464 -3.4% 42.66 USD 10,002,633
2024-11-29 2024-11-26 S Sale

Cavanagh Michael J

President

Officer
107,622 -19.2%
42.53
USD 4,577,045
107,622 -19.2% 42.53 USD 4,577,045
2024-11-29 2024-11-26 S Sale

Cavanagh Michael J

President

Officer
25,537 -4.6%
42.59
USD 1,087,667
25,537 -4.6% 42.59 USD 1,087,667
2024-11-25 2024-11-22 S Sale

BACON KENNETH J

Non-Executive Director
14,408 -30.6%
43.39
USD 625,093
14,408 -30.6% 43.39 USD 625,093
2024-11-07 2024-11-06 S Sale

Armstrong Jason

CFO

Officer
13,248 -14.2%
44.83
USD 593,945
13,248 -14.2% 44.83 USD 593,945
2024-11-07 2024-11-06 S Sale

Armstrong Jason

CFO

Officer
10,000 -9.7%
44.86
USD 448,600
10,000 -9.7% 44.86 USD 448,600
2024-01-30 2024-01-29 S Sale

Cavanagh Michael J

President

Officer
114,749 -100.0%
46.10
USD 5,290,193
114,749 -100.0% 46.10 USD 5,290,193
2023-11-22 2023-11-20 S Sale

Armstrong Jason

CFO

Officer
35,192 -70.9%
42.63
USD 1,500,347
35,192 -70.9% 42.63 USD 1,500,347
2023-11-22 2023-11-20 S Sale

Armstrong Jason

CFO

Officer
6,471 -8.4%
42.60
USD 275,669
6,471 -8.4% 42.60 USD 275,669
2023-11-15 2023-11-14 S Sale

ROBERTS BRIAN L

Chairman of Board & CEO

Executive Director
616,143 -3.5%
41.92
USD 25,827,421
616,143 -3.5% 41.92 USD 25,827,421
2022-12-15 2022-12-14 S Sale

BACON KENNETH J

Non-Executive Director
2,000 -5.2%
35.89
USD 71,770
2,000 -5.2% 35.89 USD 71,770
2022-05-31 2022-05-27 S Sale

Murdock Daniel C.

EVP & Chief Accounting Officer

Officer
8,929 -83.1%
44.50
USD 397,341
8,929 -83.1% 44.50 USD 397,341
2022-03-14 2022-03-11 S Sale

WATSON DAVID N

CEO - Comcast Cable

Officer
65,410 -9.9%
45.69
USD 2,988,452
65,410 -9.9% 45.69 USD 2,988,452
2021-06-07 2021-06-04 S Sale

BACON KENNETH J

Non-Executive Director
4,031 -12.0%
56.89
USD 229,332
4,031 -12.0% 56.89 USD 229,332
2021-05-11 2021-05-10 S Sale

BACON KENNETH J

Non-Executive Director
3,966 -10.6%
58.83
USD 233,329
3,966 -10.6% 58.83 USD 233,329
2021-05-04 2021-05-03 S Sale

Murdock Daniel C.

EVP & Chief Accounting Officer

Officer
9,800 -99.7%
56.89
USD 557,456
9,800 -99.7% 56.89 USD 557,456
2021-04-30 2021-04-30 S Sale

ROBERTS BRIAN L

Chairman of Board, Pres. & CEO

Executive Director
709,673 -8.7%
55.20
USD 39,173,950
709,673 -8.7% 55.20 USD 39,173,950
2021-03-05 2021-03-04 S Sale

Montiel Maritza Gomez

Non-Executive Director
6,000 -49.2%
54.24
USD 325,413
6,000 -49.2% 54.24 USD 325,413
2021-03-05 2021-03-04 S Sale

Miller Adam Louis

EVP

Officer
32,891 -47.8%
54.89
USD 1,805,288
32,891 -47.8% 54.89 USD 1,805,288
2021-02-12 2021-02-11 S Sale

WATSON DAVID N

Sr. EVP

Officer
181,281 -22.0%
52.75
USD 9,562,029
181,281 -22.0% 52.75 USD 9,562,029
2021-01-29 2021-01-28 S Sale

Montiel Maritza Gomez

Non-Executive Director
1,000 -7.6%
49.95
USD 49,951
1,000 -7.6% 49.95 USD 49,951
2021-01-29 2021-01-28 S Sale

Montiel Maritza Gomez

Non-Executive Director
1,000 -7.1%
50.00
USD 49,997
1,000 -7.1% 50.00 USD 49,997
2020-12-03 2020-12-02 S Sale

SHELL JEFF

CEO - NBCUniversal

Officer
5,582 -1.6%
51.23
USD 285,938
5,582 -1.6% 51.23 USD 285,938
2020-08-25 2020-08-24 PS Planned sale

Murdock Daniel C.

SVP & Chief Accounting Officer

Officer
848 -20.9%
42.87
USD 36,354
848 -20.9% 42.87 USD 36,354
2020-08-04 2020-08-03 S Sale

SHELL JEFF

CEO - NBCUniversal

Officer
99,484 -15.9%
42.91
USD 4,268,560
99,484 -15.9% 42.91 USD 4,268,560
2020-06-16 2020-06-15 PS Planned sale

Murdock Daniel C.

SVP & Chief Accounting Officer

Officer
4,536 -58.6%
38.60
USD 175,090
4,536 -58.6% 38.60 USD 175,090
2020-05-11 2020-05-08 S Sale

BONOVITZ SHELDON M

Non-Executive Director
15,660 -39.4%
36.47
USD 571,120
15,660 -39.4% 36.47 USD 571,120
2020-04-17 2020-04-16 PS Planned sale

Murdock Daniel C.

SVP & Chief Accounting Officer

Officer
919 -25.7%
37.53
USD 34,490
919 -25.7% 37.53 USD 34,490
2020-03-20 2020-03-19 PS Planned sale

Murdock Daniel C.

SVP & Chief Accounting Officer

Officer
672 -20.2%
35.64
USD 23,950
672 -20.2% 35.64 USD 23,950
2020-03-20 2020-03-18 PS Planned sale

Murdock Daniel C.

SVP & Chief Accounting Officer

Officer
919 -21.6%
36.23
USD 33,295
919 -21.6% 36.23 USD 33,295
2020-03-18 2020-03-17 PS Planned sale

Murdock Daniel C.

SVP & Chief Accounting Officer

Officer
1,038 -22.5%
36.55
USD 37,939
1,038 -22.5% 36.55 USD 37,939
2020-03-18 2020-03-16 S Sale

WATSON DAVID N

Sr. EVP

Officer
117,230 -14.4%
37.30
USD 4,373,148
117,230 -14.4% 37.30 USD 4,373,148
2020-03-18 2020-03-16 S Sale

WATSON DAVID N

Sr. EVP

Officer
85,552 -9.5%
36.69
USD 3,138,988
85,552 -9.5% 36.69 USD 3,138,988
2020-02-24 2020-02-20 PS Planned sale

Murdock Daniel C.

SVP & Chief Accounting Officer

Officer
1,176 -30.7%
45.80
USD 53,861
1,176 -30.7% 45.80 USD 53,861
2020-02-07 2020-02-06 S Sale

ROBERTS BRIAN L

Chairman of Board, Pres. & CEO

Executive Director
513,706 -12.4%
44.64
USD 22,931,322
513,706 -12.4% 44.64 USD 22,931,322
2019-12-18 2019-12-16 S Sale

COHEN DAVID L

Sr. EVP

Officer
260,195 -24.6%
43.83
USD 11,405,127
260,195 -24.6% 43.83 USD 11,405,127
2019-12-18 2019-12-16 S Sale

COHEN DAVID L

Sr. EVP

Officer
373,508 -35.3%
43.71
USD 16,327,529
373,508 -35.3% 43.71 USD 16,327,529
2019-12-18 2019-12-16 S Sale

WATSON DAVID N

Sr. EVP

Officer
78,100 -13.2%
43.67
USD 3,410,861
78,100 -13.2% 43.67 USD 3,410,861
2019-10-30 2019-10-29 S Sale

BONOVITZ SHELDON M

5,600 -5.4%
45.47
USD 254,637
5,600 -5.4% 45.47 USD 254,637
2019-10-29 2019-10-28 S Sale

ROBERTS BRIAN L

Chairman of Board, Pres. & CEO

Executive Director
508,248 -12.4%
44.98
USD 22,859,979
508,248 -12.4% 44.98 USD 22,859,979
2019-09-06 2019-09-04 S Sale

BACON KENNETH J

4,000 -11.9%
45.03
USD 180,136
4,000 -11.9% 45.03 USD 180,136
2019-08-23 2019-08-22 PS Planned sale

Murdock Daniel C.

SVP & Chief Accounting Officer

Officer
848 -28.5%
44.23
USD 37,507
848 -28.5% 44.23 USD 37,507
2019-06-14 2019-06-13 PS Planned sale

Murdock Daniel C.

SVP & Chief Accounting Officer

1,701 -44.4%
41.46
USD 70,523
1,701 -44.4% 41.46 USD 70,523
2019-04-29 2019-04-26 S Sale

BURKE STEPHEN B

Sr. EVP

239,307 -25.8%
43.31
USD 10,365,104
239,307 -25.8% 43.31 USD 10,365,104
2019-04-29 2019-04-26 S Sale

BURKE STEPHEN B

Sr. EVP

149,392 -13.9%
43.29
USD 6,466,433
149,392 -13.9% 43.29 USD 6,466,433
2019-04-29 2019-04-26 S Sale

BURKE STEPHEN B

Sr. EVP

68,934 -5.5%
43.59
USD 3,004,833
68,934 -5.5% 43.59 USD 3,004,833
2019-04-24 2019-04-23 PS Planned sale

COHEN DAVID L

Sr. EVP

4,467 -1.7%
41.88
USD 187,078
4,467 -1.7% 41.88 USD 187,078
2019-04-18 2019-04-17 PS Planned sale

COHEN DAVID L

Sr. EVP

4,468 -1.7%
42.00
USD 187,656
4,468 -1.7% 42.00 USD 187,656
2019-04-18 2019-04-17 PS Planned sale

Murdock Daniel C.

SVP & Chief Accounting Officer

1,038 -32.7%
42.00
USD 43,596
1,038 -32.7% 42.00 USD 43,596
2019-04-01 2019-03-29 PS Planned sale

COHEN DAVID L

Sr. EVP

120,000 -13.1%
39.86
USD 4,783,560
120,000 -13.1% 39.86 USD 4,783,560
2019-04-01 2019-03-28 PS Planned sale

COHEN DAVID L

Sr. EVP

11,631 -4.4%
40.31
USD 468,811
11,631 -4.4% 40.31 USD 468,811
2019-04-01 2019-03-28 PS Planned sale

COHEN DAVID L

Sr. EVP

4,953 -1.8%
40.30
USD 199,616
4,953 -1.8% 40.30 USD 199,616
2019-04-01 2019-03-28 PS Planned sale

COHEN DAVID L

Sr. EVP

4,520 -1.7%
40.32
USD 182,228
4,520 -1.7% 40.32 USD 182,228
2019-04-01 2019-03-28 PS Planned sale

COHEN DAVID L

Sr. EVP

3,667 -1.3%
40.31
USD 147,806
3,667 -1.3% 40.31 USD 147,806
2019-03-27 2019-03-26 PS Planned sale

BLOCK ARTHUR R

EVP, GC and Secretary

Officer
6,260 -8.6%
39.38
USD 246,544
6,260 -8.6% 39.38 USD 246,544
2019-03-27 2019-03-25 PS Planned sale

BLOCK ARTHUR R

EVP, GC and Secretary

Officer
4,044 -5.4%
39.46
USD 159,592
4,044 -5.4% 39.46 USD 159,592
2019-03-27 2019-03-25 PS Planned sale

BLOCK ARTHUR R

EVP, GC and Secretary

Officer
3,461 -4.4%
39.47
USD 136,588
3,461 -4.4% 39.47 USD 136,588
2019-03-25 2019-03-22 PS Planned sale

COHEN DAVID L

Sr. EVP

15,910 -5.4%
39.87
USD 634,332
15,910 -5.4% 39.87 USD 634,332
2019-03-25 2019-03-22 PS Planned sale

COHEN DAVID L

Sr. EVP

11,632 -3.8%
39.57
USD 460,267
11,632 -3.8% 39.57 USD 460,267
2019-03-25 2019-03-22 PS Planned sale

BLOCK ARTHUR R

EVP, GC and Secretary

6,456 -9.9%
39.87
USD 257,401
6,456 -9.9% 39.87 USD 257,401
2019-03-25 2019-03-22 PS Planned sale

BLOCK ARTHUR R

EVP, GC and Secretary

2,263 -3.1%
39.88
USD 90,248
2,263 -3.1% 39.88 USD 90,248
2019-03-25 2019-03-21 PS Planned sale

COHEN DAVID L

Sr. EVP

4,953 -1.5%
39.63
USD 196,282
4,953 -1.5% 39.63 USD 196,282
2019-03-25 2019-03-21 PS Planned sale

COHEN DAVID L

Sr. EVP

4,520 -1.4%
39.53
USD 178,667
4,520 -1.4% 39.53 USD 178,667
2019-03-25 2019-03-21 PS Planned sale

COHEN DAVID L

Sr. EVP

3,668 -1.1%
39.48
USD 144,820
3,668 -1.1% 39.48 USD 144,820
2019-03-25 2019-03-21 PS Planned sale

BLOCK ARTHUR R

EVP, GC and Secretary

5,386 -5.9%
39.28
USD 211,562
5,386 -5.9% 39.28 USD 211,562
2019-03-25 2019-03-21 PS Planned sale

BLOCK ARTHUR R

EVP, GC and Secretary

2,471 -2.5%
39.45
USD 97,481
2,471 -2.5% 39.45 USD 97,481
2019-03-21 2019-03-19 PS Planned sale

BLOCK ARTHUR R

EVP, GC and Secretary

2,471 -4.0%
39.98
USD 98,791
2,471 -4.0% 39.98 USD 98,791
2019-03-21 2019-03-19 PS Planned sale

Murdock Daniel C.

SVP & Chief Accounting Officer

672 -24.6%
39.98
USD 26,867
672 -24.6% 39.98 USD 26,867
2019-03-21 2019-03-19 PS Planned sale

ROBERTS BRIAN L

Chairman of Board, Pres. & CEO

Executive Director
203,933 -4.3%
39.89
USD 8,134,480
203,933 -4.3% 39.89 USD 8,134,480
2019-03-19 2019-03-18 PS Planned sale

BLOCK ARTHUR R

EVP, GC and Secretary

1,967 -3.1%
40.23
USD 79,132
1,967 -3.1% 40.23 USD 79,132
2019-03-19 2019-03-18 PS Planned sale

Murdock Daniel C.

SVP & Chief Accounting Officer

919 -25.2%
40.36
USD 37,092
919 -25.2% 40.36 USD 37,092
2019-02-22 2019-02-21 S Sale

WATSON DAVID N

Sr. EVP

Officer
201,007 -24.6%
38.31
USD 7,699,573
201,007 -24.6% 38.31 USD 7,699,573
2019-02-21 2019-02-19 S Sale

COHEN DAVID L

Sr. EVP

Officer
40,540 -4.2%
37.67
USD 1,527,316
40,540 -4.2% 37.67 USD 1,527,316
2019-02-21 2019-02-19 S Sale

COHEN DAVID L

Sr. EVP

Officer
40,540 -4.1%
37.69
USD 1,527,835
40,540 -4.1% 37.69 USD 1,527,835
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