CMCSA · Comcast Corp · Insider Trading

$22.69 -0.15 (-0.66%) At close · Oct 23

S&P 500 member Nasdaq-100 member Russell 1000 member Rebalance outlook locked

Market Cap

$80.57B

3.55B

Volume · Oct 23 31.34M Avg daily vol (3M) 29.05M

Trades by corporate insiders — officers, directors and holders of more than 10% of the shares — disclosed to the SEC on Forms 4 and 5. Form 3 supplies initial ownership rather than a trade; Form 4 must be filed within two business days of the trade.

Query insider transactions through the insider trading API or MCP →

Date	Insider	Role	Type	Security	Shares	Price	Value	After
2026-09-30	Smith Gordon	Director	Award↑	Class A Common Stock	1,552	—	—	12,221
2026-09-30	Honickman Jeffrey A	Director	Award↑	Class A Common Stock	2,011	—	—	278,627
2026-09-30	BREEN EDWARD D	Director	Award↑	Class A Common Stock	920	—	—	28,257
2026-09-30	Baltimore Thomas J Jr	Director	Award↑	Class A Common Stock	1,552	—	—	43,379
2026-09-30	Brady Louise F.	Director	Award↑	Class A Common Stock	1,552	—	—	36,809
2026-09-02	ROBERTS BRIAN L	Director, Chairman of Board & Co-CEO	Gift↓	Class A Common Stock	101,900	—	—	5,391,826
2026-09-01	ROBERTS BRIAN L	Director, Chairman of Board & Co-CEO	Discretionary↓ Filing footnotes — Restricted Stock Units (Direct) Each restricted stock unit represents a contigent right to receive one share of Class A Common Stock. The reporting person had previously elected to defer receipt of shares and to notionally reinvest the deferred compensation in another investment plan.	Restricted Stock Units	382,860	$26.30	$10,069,218	0
2026-09-01	Cavanagh Michael J	Director, Co-CEO	Discretionary↓ Filing footnotes — Restricted Stock Units (Direct) Each restricted stock unit represents a contingent right to receive one share of Class A Common Stock. The reporting person had previously elected to defer receipt of shares and to notionally reinvest the deferred compensation in another investment plan.	Restricted Stock Units	565,642	$26.30	$14,876,385	0
2026-09-01	Cavanagh Michael J	Director, Co-CEO	Discretionary↓ Filing footnotes — Phantom Stock (Direct) Each share of phantom stock represents the economic equivalent to one share of Class A common stock. Phantom shares have been deferred under our deferred compensation plans, may be transferred into alternative investments under the terms of our deferred compensation plans and settle in cash.	Phantom Stock	392,769	$26.30	$10,329,825	0
2026-08-17	BREEN EDWARD D	Director	Gift↓ Filing footnotes — Class A Common Stock (Direct) This transaction involved the transfer of shares of Class A Common Stock to a GRAT, of which the reporting person is not a trustee.	Class A Common Stock	62,440	—	—	27,337
2026-08-05	ROBERTS BRIAN L	Director, Chairman of Board & Co-CEO	Gift↓	Class A Common Stock	204,100	—	—	5,493,726
2026-06-30	BREEN EDWARD D	Director	Award↑	Class A Common Stock	815	—	—	89,777
2026-06-30	Smith Gordon	Director	Award↑	Class A Common Stock	1,375	—	—	10,521
2026-06-30	Honickman Jeffrey A	Director	Award↑	Class A Common Stock	1,783	—	—	271,783
2026-06-30	Brady Louise F.	Director	Award↑	Class A Common Stock	1,375	—	—	34,769
2026-06-30	Baltimore Thomas J Jr	Director	Award↑	Class A Common Stock	1,375	—	—	41,257
2026-05-19	ROBERTS BRIAN L	Director, Chairman of Board & Co-CEO	Gift↓	Class A Common Stock	202,500	—	—	5,697,826
2026-05-11	BREEN EDWARD D	Director	Gift↑ Filing footnotes — Class A Common Stock (Direct) This transaction represents an annuity payment to the reporting person from a GRAT of which he is not a trustee.	Class A Common Stock	32,440	—	—	88,962
2026-04-03	Murdock Daniel C.	EVP & Chief Accounting Officer	Convert↓ Filing footnotes — Restricted Stock Units (Direct) Each restricted stock unit represents a contigent right to receive one share of Class A Common Stock. These restricted stock units vest on the transaction date.	Restricted Stock Units	5,268	—	—	48,290
2026-04-03	Murdock Daniel C.	EVP & Chief Accounting Officer	Tax↓	Class A Common Stock	2,073	$27.93	$57,899	62,362
2026-04-03	Murdock Daniel C.	EVP & Chief Accounting Officer	Convert↑	Class A Common Stock	5,268	—	—	64,435
2026-03-31	Baltimore Thomas J Jr	Director	Award↑	Class A Common Stock	1,176	—	—	39,043
2026-03-31	Honickman Jeffrey A	Director	Award↑	Class A Common Stock	1,524	—	—	262,583
2026-03-31	Brady Louise F.	Director	Award↑	Class A Common Stock	1,176	—	—	32,682
2026-03-31	BREEN EDWARD D	Director	Award↑	Class A Common Stock	697	—	—	56,522
2026-03-31	Smith Gordon	Director	Award↑	Class A Common Stock	1,176	—	—	9,045
2026-03-17	Khoury Jennifer	Chief Communications Officer	Convert↑	Class A Common Stock	10,867	$28.38	$308,405	71,052
2026-03-17	Khoury Jennifer	Chief Communications Officer	Convert↓ Filing footnotes — Option to Purchase (Direct) With respect to the number of shares set forth in Column 7, this option is immediately exercisable.	Option to Purchase	10,867	$28.38	$308,405	0
2026-03-17	BREEN EDWARD D	Director	Gift↑ Filing footnotes — Class A Common Stock (Direct) This transaction represents an annuity payment to the reporting person from a GRAT of which he is not a trustee.	Class A Common Stock	30,000	—	—	55,825
2026-03-17	Khoury Jennifer	Chief Communications Officer	Tax↓	Class A Common Stock	10,514	$30.08	$316,261	60,538
2026-03-05	Armstrong Jason	CFO	Convert↓ Filing footnotes — Option to Purchase (Direct) With respect to the number of shares set forth in Column 7, this option is immediately exercisable.	Option to Purchase	73,497	$28.38	$2,085,845	0
2026-03-05	Armstrong Jason	CFO	Sell↓	Class A Common Stock	4,494	$31.74	$142,617	167,905
2026-03-05	Armstrong Jason	CFO	Convert↑	Class A Common Stock	73,497	$28.38	$2,085,845	172,399
2026-03-05	Armstrong Jason	CFO	Tax↓	Class A Common Stock	69,003	$31.75	$2,190,983	98,902
2026-03-01	Armstrong Jason	CFO	Tax↓	Class A Common Stock	2,688	$30.96	$83,220	141,962
2026-03-01	Armstrong Jason	CFO	Tax↓	Class A Common Stock	43,060	$30.96	$1,333,138	98,902
2026-03-01	Murdock Daniel C.	EVP & Chief Accounting Officer	Tax↓	Class A Common Stock	944	$30.96	$29,226	60,179
2026-03-01	Khoury Jennifer	Chief Communications Officer	Tax↓	Class A Common Stock	2,873	$30.96	$88,948	60,185
2026-03-01	Cavanagh Michael J	Director, Co-CEO	Tax↓	Class A Common Stock	34,980	$30.96	$1,082,981	38,633
2026-03-01	Khoury Jennifer	Chief Communications Officer	Tax↓	Class A Common Stock	1,260	$30.96	$39,010	65,025
2026-03-01	Murdock Daniel C.	EVP & Chief Accounting Officer	Convert↑	Class A Common Stock	2,270	—	—	62,447
2026-03-01	Reid Thomas J.	Chief Legal Officer, Secretary	Convert↓ Filing footnotes — Restricted Stock Units (Direct) Each restricted stock unit represents a contingent right to receive one share of Class A Common Stock. These restricted stock units vest on the transaction date.	Restricted Stock Units	93,142	—	—	0
2026-03-01	Cavanagh Michael J	Director, Co-CEO	Convert↓ Filing footnotes — Restricted Stock Units (Direct) Each restricted stock unit represents a contingent right to receive one share of Class A Common Stock. These restricted stock units vest on the transaction date.	Restricted Stock Units	34,980	—	—	291,007
2026-03-01	Armstrong Jason	CFO	Convert↑ Filing footnotes — Class A Common Stock (Direct) The price is $0.00.	Class A Common Stock	93,142	—	—	136,396
2026-03-01	Khoury Jennifer	Chief Communications Officer	Convert↓ Filing footnotes — Restricted Stock Units (Direct) Each restricted stock unit represents a contingent right to receive one share of Class A Common Stock. These restricted stock units vest on the transaction date.	Restricted Stock Units	4,254	—	—	2,724
2026-03-01	Murdock Daniel C.	EVP & Chief Accounting Officer	Tax↓	Class A Common Stock	771	$30.96	$23,870	61,123
2026-03-01	ROBERTS BRIAN L	Director, Chairman of Board & Co-CEO	Convert↑ Filing footnotes — Class A Common Stock (Direct) The price is $0.00.	Class A Common Stock	45,578	—	—	5,938,970
2026-03-01	Murdock Daniel C.	EVP & Chief Accounting Officer	Tax↓	Class A Common Stock	553	$30.96	$17,121	61,894
2026-03-01	Murdock Daniel C.	EVP & Chief Accounting Officer	Convert↓ Filing footnotes — Restricted Stock Units (Direct) Each restricted stock unit represents a contingent right to receive one share of Class A Common Stock. These restricted stock units vest on the transaction date.	Restricted Stock Units	4,060	—	—	53,558
2026-03-01	Armstrong Jason	CFO	Convert↓ Filing footnotes — Restricted Stock Units (Direct) Each restricted stock unit represents a contingent right to receive one share of Class A Common Stock. These restricted stock units vest on the transaction date.	Restricted Stock Units	4,540	—	—	18,504

Legend Buy — open-market purchase Sell — open-market sale ↑ Shares acquired ↓ Shares disposed (gift, conversion, tax…)

Showing 1–50 of 1,148 transactions

Key facts CIK 1166691 CUSIP 20030N101 13F (30d) 502 filings 468 filers Visit website Investor relations