Skip to content

Nasdaq · CIK 0001166691

CMCSA COMCAST CORP

Insider trading from SEC Form 4. Last filing 9 d ago. Close $20.66 on Oct 9, 2026, 0% from the 52-week low and -34% from the high.

Last 90 days

Net insider value
$0
no open-market trades
Buys
0
$0 by 0 insiders
Sells
0
$0 by 0 insiders
Insiders on file
16
with a Form 4 at this company

Price and insider trades, last year

CMCSAOct 9, 2026 · close 20.66

Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value. Click a marked bar to open the signal.Charts by TradingView Lightweight Charts™

Signals

Open-market buys and sells at COMCAST CORP, scored.

ScoreInsiderValueHoldingsPrice contextFiled
50ModerateMichael J Cavanagh
President
sell
$5.7M
133,159 shares
-24%-
65NotableBrian L Roberts
Chairman of Board & CEO
sell
$20M
469,515 shares
-7%-
60NotableKenneth J Bacon
director
sell
$625k
14,408 shares
-31%-
37WeakJason Armstrong
CFO
sell
$1.0M
23,248 shares
-22%-

Congressional trades

32 trades in CMCSA disclosed by members of Congress under the STOCK Act, the newest 20 shown. All congressional trades.

MemberTradeAssetReported rangeTrade / filing dateSource
SaleCMCSA
Comcast Corporation - Class A Common Stock
$1,001 to $15kJul 17 / Sep 4
49 days after the trade
Clerk
Kevin Hern
House · R-OK
SaleCMCSA
Comcast Corporation - Class A Common Stock
$1,001 to $15kAug 5 / Aug 10
5 days after the trade
Clerk
Alan Armstrong
Senate · R-OK
PurchaseCMCSA
Comcast Corporation - Class A Common Stock
$1,001 to $15kMar 27 / Jul 21
116 days after the trade
eFD
PurchaseCMCSA
Comcast Corporation - Class A Common Stock
$1,001 to $15kJun 16 / Jul 2
16 days after the trade
Clerk
Mike Kelly
House · R-PA
SaleCMCSA
Comcast Corporation - Class A Common Stock
$1,001 to $15kMay 7 / Jun 11
35 days after the trade
Clerk
Partial saleCMCSA
Comcast Corporation - Class A Common Stock
$15k to $50kApr 14 / May 8
24 days after the trade
Clerk
Kevin Hern
House · R-OK
SaleCMCSA
Comcast Corporation - Class A Common Stock
$15k to $50kMar 17 / Apr 3
17 days after the trade
Clerk
PurchaseCMCSA
Comcast Corporation - Class A Common Stock
$1,001 to $15kJan 9 / Feb 13
35 days after the trade
Clerk
Angus S. King, Jr.
Senate · I-ME
SaleCMCSA
Comcast Corp A
$1,001 to $15kDec 29, 2025 / Jan 26
28 days after the trade
eFD
Julie Johnson
House · D-TX
SaleCMCSA
Comcast Corporation - Class A Common Stock
$1,001 to $15kDec 18, 2025 / Jan 15
28 days after the trade
Clerk
Partial saleCMCSA
Comcast Corporation - Class A Common Stock
$1,001 to $15kNov 12, 2025 / Dec 15, 2025
33 days after the trade
Clerk
Partial saleCMCSA
Comcast Corporation - Class A Common Stock
$1,001 to $15kNov 18, 2025 / Dec 15, 2025
27 days after the trade
Clerk
Julie Johnson
House · D-TX
Partial saleCMCSA
Comcast Corporation - Class A Common Stock
$1,001 to $15kNov 13, 2025 / Dec 11, 2025
28 days after the trade
Clerk
Partial saleCMCSA
Comcast Corporation - Class A Common Stock
$1,001 to $15kOct 9, 2025 / Nov 18, 2025
40 days after the trade
Clerk
Val T. Hoyle
House · D-OR
SaleCMCSA
Comcast Corporation - Class A Common Stock
$1,001 to $15kSep 23, 2025 / Oct 10, 2025
17 days after the trade
Clerk
Sheri Biggs
House · R-SC
SaleCMCSA
Comcast Corporation - Class A Common Stock
$1,001 to $15kMar 19, 2025 / Oct 5, 2025
200 days after the trade
Clerk
Partial saleCMCSA
Comcast Corporation - Class A Common Stock
$1,001 to $15kAug 5, 2025 / Sep 12, 2025
38 days after the trade
Clerk
Julie Johnson
House · D-TX
Partial saleCMCSA
Comcast Corporation - Class A Common Stock
$1,001 to $15kAug 14, 2025 / Sep 11, 2025
28 days after the trade
Clerk
Ritchie Torres
House · D-NY
PurchaseCMCSA
Comcast Corporation - Class A Common Stock
$1,001 to $15kSep 26, 2024 / Aug 20, 2025
328 days after the trade
Clerk
Scott Franklin
House · R-FL
SaleCMCSA
Comcast Corporation - Class A Common Stock
$1,001 to $15kAug 4, 2025 / Aug 14, 2025
10 days after the trade
Clerk

Transactions

The last 100 rows filed, every code.

DateInsiderTransactionSharesPriceValueHoldings afterFiled
Sep 30, 2026Jeffrey A Honickman
director
AGrant or award
Class A Common Stock
+2,011$0.00$0278,6279 d ago
Sep 30, 2026Edward D Breen
director
AGrant or award
Class A Common Stock
+920$0.00$028,2579 d ago
Sep 30, 2026Louise F. Brady
director
AGrant or award
Class A Common Stock
+1,552$0.00$036,8109 d ago
Sep 30, 2026Gordon Smith
director
AGrant or award
Class A Common Stock
+1,552$0.00$012,2219 d ago
Sep 30, 2026Thomas J Baltimore Jr
director
AGrant or award
Class A Common Stock
+1,552$0.00$043,3799 d ago
Sep 1, 2026Michael J Cavanagh
Co-CEO
IDiscretionary transaction
Phantom Stockderivative
-392,769$26.30$10M038 d ago
Sep 2, 2026Brian L Roberts
Chairman of Board & Co-CEO
GGift
Class A Common Stock
-101,900$0.00$05,391,82638 d ago
Sep 1, 2026Michael J Cavanagh
Co-CEO
IDiscretionary transaction
Restricted Stock Unitsderivative
-565,642$26.30$15M038 d ago
Sep 1, 2026Brian L Roberts
Chairman of Board & Co-CEO
IDiscretionary transaction
Restricted Stock Unitsderivative
-382,860$26.30$10M038 d ago
Mar 17, 2025Edward D Breen
director
GGift
Class A Common Stock
-55,250$0.00$014,317Mar 19, 2025
Mar 7, 2025Edward D Breen
director
GGift
Class A Common Stock
+43,150$0.00$069,563Mar 10, 2025
Mar 6, 2025Brian L Roberts
Chairman of Board & CEO
MOption exercise
Class A Common Stock
+907,600$29.73$27M7,342,477Mar 7, 2025
Mar 6, 2025Brian L Roberts
Chairman of Board & CEO
FTax withholding
Class A Common Stock
-818,478$35.76$29M6,523,999Mar 7, 2025
Mar 6, 2025Brian L Roberts
Chairman of Board & CEO
MOption exercise
Option to Purchasederivative
-907,600$29.73$27M0Mar 7, 2025
Mar 1, 2025Michael J Cavanagh
President
MOption exercise
Class A Common Stock
+31,408$0.00$0198,566Mar 4, 2025
Mar 1, 2025Brian L Roberts
Chairman of Board & CEO
MOption exercise
Class A Common Stock
+36,222$0.00$06,471,099Mar 4, 2025
Mar 1, 2025Jennifer Khoury
Chief Communications Officer
MOption exercise
Class A Common Stock
+2,587$0.00$044,328Mar 4, 2025
Mar 1, 2025Thomas J. Reid
Chief Legal Officer, Secretary
MOption exercise
Class A Common Stock
+92,478$0.00$0162,288Mar 4, 2025
Mar 1, 2025Jason Armstrong
CFO
MOption exercise
Class A Common Stock
+4,312$0.00$033,796Mar 4, 2025
Mar 1, 2025Daniel C. Murdock
EVP & Chief Accounting Officer
MOption exercise
Class A Common Stock
+3,004$0.00$035,726Mar 4, 2025
Mar 1, 2025Jason Armstrong
CFO
MOption exercise
Class A Common Stock
+2,070$0.00$035,866Mar 4, 2025
Mar 1, 2025Brian L Roberts
Chairman of Board & CEO
FTax withholding
Class A Common Stock
-36,222$35.88$1.3M6,434,877Mar 4, 2025
Mar 1, 2025Michael J Cavanagh
President
FTax withholding
Class A Common Stock
-31,408$35.88$1.1M167,158Mar 4, 2025
Mar 1, 2025Daniel C. Murdock
EVP & Chief Accounting Officer
MOption exercise
Class A Common Stock
+2,156$0.00$037,882Mar 4, 2025
Mar 1, 2025Thomas J. Reid
Chief Legal Officer, Secretary
FTax withholding
Class A Common Stock
-49,057$35.88$1.8M113,231Mar 4, 2025
Mar 1, 2025Jennifer Khoury
Chief Communications Officer
MOption exercise
Class A Common Stock
+1,515$0.00$045,843Mar 4, 2025
Mar 1, 2025Jason Armstrong
CFO
FTax withholding
Class A Common Stock
-958$35.88$34k34,908Mar 4, 2025
Mar 2, 2025Brian L Roberts
Chairman of Board & CEO
MOption exercise
Class A Common Stock
+6,412$0.00$06,441,289Mar 4, 2025
Mar 2, 2025Michael J Cavanagh
President
MOption exercise
Class A Common Stock
+82,900$0.00$0250,058Mar 4, 2025
Mar 1, 2025Daniel C. Murdock
EVP & Chief Accounting Officer
MOption exercise
Class A Common Stock
+1,380$0.00$039,262Mar 4, 2025
Mar 1, 2025Jennifer Khoury
Chief Communications Officer
FTax withholding
Class A Common Stock
-474$35.88$17k45,369Mar 4, 2025
Mar 2, 2025Thomas J. Reid
Chief Legal Officer, Secretary
MOption exercise
Class A Common Stock
+21,160$0.00$0134,391Mar 4, 2025
Mar 1, 2025Jason Armstrong
CFO
FTax withholding
Class A Common Stock
-1,994$35.88$72k32,914Mar 4, 2025
Mar 2, 2025Brian L Roberts
Chairman of Board & CEO
FTax withholding
Class A Common Stock
-6,412$35.88$230k6,434,877Mar 4, 2025
Mar 2, 2025Michael J Cavanagh
President
FTax withholding
Class A Common Stock
-40,425$35.88$1.5M209,633Mar 4, 2025
Mar 1, 2025Daniel C. Murdock
EVP & Chief Accounting Officer
FTax withholding
Class A Common Stock
-410$35.88$15k38,852Mar 4, 2025
Mar 2, 2025Thomas J. Reid
Chief Legal Officer, Secretary
FTax withholding
Class A Common Stock
-11,702$35.88$420k122,689Mar 4, 2025
Mar 1, 2025Jennifer Khoury
Chief Communications Officer
FTax withholding
Class A Common Stock
-809$35.88$29k44,560Mar 4, 2025
Mar 1, 2025Jason Armstrong
CFO
MOption exercise
Restricted Stock Unitsderivative
-2,070$0.00$043,440Mar 4, 2025
Mar 1, 2025Daniel C. Murdock
EVP & Chief Accounting Officer
FTax withholding
Class A Common Stock
-523$35.88$19k38,329Mar 4, 2025
Mar 2, 2025Jennifer Khoury
Chief Communications Officer
MOption exercise
Class A Common Stock
+5,160$0.00$049,720Mar 4, 2025
Mar 1, 2025Thomas J. Reid
Chief Legal Officer, Secretary
MOption exercise
Restricted Stock Unitsderivative
-92,478$0.00$00Mar 4, 2025
Mar 1, 2025Jason Armstrong
CFO
MOption exercise
Restricted Stock Unitsderivative
-4,312$0.00$039,128Mar 4, 2025
Mar 1, 2025Michael J Cavanagh
President
MOption exercise
Restricted Stock Unitsderivative
-31,408$0.00$0363,595Mar 4, 2025
Mar 1, 2025Daniel C. Murdock
EVP & Chief Accounting Officer
FTax withholding
Class A Common Stock
-732$35.88$26k37,597Mar 4, 2025
Mar 2, 2025Jennifer Khoury
Chief Communications Officer
FTax withholding
Class A Common Stock
-1,612$35.88$58k48,108Mar 4, 2025
Mar 2, 2025Thomas J. Reid
Chief Legal Officer, Secretary
MOption exercise
Restricted Stock Unitsderivative
-21,160$0.00$042,900Mar 4, 2025
Mar 1, 2025Brian L Roberts
Chairman of Board & CEO
MOption exercise
Restricted Stock Unitsderivative
-36,222$0.00$0768,679Mar 4, 2025
Mar 2, 2025Michael J Cavanagh
President
MOption exercise
Restricted Stock Unitsderivative
-82,900$0.00$0280,695Mar 4, 2025
Mar 2, 2025Daniel C. Murdock
EVP & Chief Accounting Officer
MOption exercise
Class A Common Stock
+4,240$0.00$041,837Mar 4, 2025
Mar 1, 2025Jennifer Khoury
Chief Communications Officer
MOption exercise
Restricted Stock Unitsderivative
-1,515$0.00$032,449Mar 4, 2025
Mar 2, 2025Brian L Roberts
Chairman of Board & CEO
MOption exercise
Restricted Stock Unitsderivative
-6,412$0.00$013,993Mar 4, 2025
Mar 2, 2025Daniel C. Murdock
EVP & Chief Accounting Officer
FTax withholding
Class A Common Stock
-1,033$35.88$37k40,804Mar 4, 2025
Mar 1, 2025Jennifer Khoury
Chief Communications Officer
MOption exercise
Restricted Stock Unitsderivative
-2,587$0.00$029,862Mar 4, 2025
Mar 1, 2025Daniel C. Murdock
EVP & Chief Accounting Officer
MOption exercise
Restricted Stock Unitsderivative
-1,380$0.00$036,943Mar 4, 2025
Mar 2, 2025Jennifer Khoury
Chief Communications Officer
MOption exercise
Restricted Stock Unitsderivative
-5,160$0.00$024,702Mar 4, 2025
Mar 1, 2025Daniel C. Murdock
EVP & Chief Accounting Officer
MOption exercise
Restricted Stock Unitsderivative
-2,156$0.00$034,787Mar 4, 2025
Mar 1, 2025Daniel C. Murdock
EVP & Chief Accounting Officer
MOption exercise
Restricted Stock Unitsderivative
-3,004$0.00$031,783Mar 4, 2025
Mar 2, 2025Daniel C. Murdock
EVP & Chief Accounting Officer
MOption exercise
Restricted Stock Unitsderivative
-4,240$0.00$027,543Mar 4, 2025
Mar 3, 2025Daniel C. Murdock
EVP & Chief Accounting Officer
AGrant or award
Option to Purchasederivative
+41,610$0.00$041,610Mar 4, 2025
Mar 3, 2025Daniel C. Murdock
EVP & Chief Accounting Officer
AGrant or award
Restricted Stock Unitsderivative
+25,015$0.00$052,558Mar 4, 2025
Feb 25, 2025Thomas J. Reid
Chief Legal Officer, Secretary
AGrant or award
Restricted Stock Unitsderivative
+92,478$0.00$092,478Feb 27, 2025
Feb 25, 2025Brian L Roberts
Chairman of Board & CEO
AGrant or award
Restricted Stock Unitsderivative
+392,106$0.00$0804,901Feb 27, 2025
Feb 25, 2025Michael J Cavanagh
President
AGrant or award
Restricted Stock Unitsderivative
+292,227$0.00$0395,003Feb 27, 2025
Jan 14, 2025Jason Armstrong
CFO
MOption exercise
Class A Common Stock
+7,740$0.00$033,064Jan 15, 2025
Jan 14, 2025Jason Armstrong
CFO
FTax withholding
Class A Common Stock
-3,580$36.38$130k29,484Jan 15, 2025
Jan 14, 2025Jason Armstrong
CFO
MOption exercise
Restricted Stock Unitsderivative
-7,740$0.00$045,510Jan 15, 2025
Jan 2, 2025Michael J Cavanagh
President
IDiscretionary transaction
Phantom Stockderivative
-46,232$37.42$1.7M388,522Jan 6, 2025
Jan 2, 2025Thomas J. Reid
Chief Legal Officer, Secretary
MOption exercise
Class A Common Stock
+11,700$0.00$073,753Jan 6, 2025
Jan 2, 2025Thomas J. Reid
Chief Legal Officer, Secretary
FTax withholding
Class A Common Stock
-3,943$37.42$148k69,810Jan 6, 2025
Jan 2, 2025Thomas J. Reid
Chief Legal Officer, Secretary
IDiscretionary transaction
Phantom Stockderivative
-1,701$37.42$64k1,711Jan 6, 2025
Jan 2, 2025Thomas J. Reid
Chief Legal Officer, Secretary
MOption exercise
Restricted Stock Unitsderivative
-11,700$0.00$064,060Jan 6, 2025
Dec 31, 2024Edward D Breen
director
AGrant or award
Class A Common Stock
+1,066$0.00$026,404Jan 3, 2025
Dec 31, 2024Thomas J Baltimore Jr
director
AGrant or award
Class A Common Stock
+900$0.00$021,913Jan 3, 2025
Dec 31, 2024Madeline S. Bell
director
AGrant or award
Class A Common Stock
+900$0.00$038,647Jan 3, 2025
Dec 31, 2024Louise F. Brady
director
AGrant or award
Class A Common Stock
+900$0.00$016,081Jan 3, 2025
Dec 31, 2024Jeffrey A Honickman
director
AGrant or award
Class A Common Stock
+1,166$0.00$0225,225Jan 3, 2025
Dec 31, 2024Wonya Y Lucas
director
AGrant or award
Class A Common Stock
+900$0.00$012,025Jan 3, 2025
Dec 31, 2024Asuka Nakahara
director
AGrant or award
Class A Common Stock
+900$0.00$051,255Jan 3, 2025
Dec 31, 2024David C Novak
director
AGrant or award
Class A Common Stock
+900$0.00$0375,728Jan 3, 2025
Nov 29, 2024Daniel C. Murdock
EVP & Chief Accounting Officer
AGrant or award
Restricted Stock Unitsderivative
+7,645$0.00$023,210Dec 3, 2024
Nov 26, 2024Michael J Cavanagh
President
MOption exercise
Class A Common Stock
+393,228$28.32$11M560,386Nov 29, 2024
Nov 26, 2024Brian L Roberts
Chairman of Board & CEO
SOpen-market sale
Class A Common Stock
-234,464$42.66$10M6,669,928Nov 29, 2024
Nov 27, 2024Brian L Roberts
Chairman of Board & CEO
SOpen-market sale
Class A Common Stock
-235,051$42.80$10M6,434,877Nov 29, 2024
Nov 26, 2024Michael J Cavanagh
President
SOpen-market sale
Class A Common Stock
-25,537$42.59$1.1M534,849Nov 29, 2024
Nov 26, 2024Michael J Cavanagh
President
FTax withholding
Class A Common Stock
-367,691$42.60$16M167,158Nov 29, 2024
Nov 26, 2024Michael J Cavanagh
President
MOption exercise
Class A Common Stockindirect: By Trust
+321,732$28.32$9.1M560,272Nov 29, 2024
Nov 26, 2024Michael J Cavanagh
President
SOpen-market sale
Class A Common Stockindirect: By Trust
-107,622$42.53$4.6M452,650Nov 29, 2024
Nov 26, 2024Michael J Cavanagh
President
FTax withholding
Class A Common Stockindirect: By Trust
-214,110$42.56$9.1M238,540Nov 29, 2024
Nov 26, 2024Michael J Cavanagh
President
MOption exercise
Option to Purchasederivative
-393,228$28.32$11M0Nov 29, 2024
Nov 26, 2024Michael J Cavanagh
President
MOption exercise
Option to Purchasederivativeindirect: By Trust
-321,732$28.32$9.1M0Nov 29, 2024
Nov 22, 2024Kenneth J Bacon
director
SOpen-market sale
Class A Common Stock
-14,408$43.39$625k32,733Nov 25, 2024
Nov 20, 2024Kenneth J Bacon
director
AGrant or award
Class A Common Stock
+5,234$0.00$047,222Nov 22, 2024
Nov 20, 2024Edward D Breen
director
AGrant or award
Class A Common Stock
+5,234$0.00$025,338Nov 22, 2024
Nov 20, 2024Thomas J Baltimore Jr
director
AGrant or award
Class A Common Stock
+5,234$0.00$021,013Nov 22, 2024
Nov 20, 2024Asuka Nakahara
director
AGrant or award
Class A Common Stock
+5,234$0.00$050,355Nov 22, 2024
Nov 20, 2024Madeline S. Bell
director
AGrant or award
Class A Common Stock
+5,234$0.00$037,747Nov 22, 2024
Nov 20, 2024Louise F. Brady
director
AGrant or award
Class A Common Stock
+5,234$0.00$015,181Nov 22, 2024
Nov 20, 2024Jeffrey A Honickman
director
AGrant or award
Class A Common Stock
+5,234$0.00$0224,059Nov 22, 2024
Nov 20, 2024Wonya Y Lucas
director
AGrant or award
Class A Common Stock
+5,234$0.00$011,125Nov 22, 2024

Insiders

Everyone who has filed a Form 4 here.

Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.

CMCSA insider trading: COMCAST CORP | InsiderTell