CMCSA insider trading: COMCAST CORP insider buys & sells · Whale Atlas

CMCSA

Nasdaq

COMCAST CORP

Latest disclosureOctober 2, 2026

Insider score Why 0?: 0/ 100
Qualifying buys · 30d: $0

0 purchases · 0 sales

Price by TradingView

Insider transactions 26

Limited filing history

Filters

Last 30 daysNo qualifying insider buying. No qualifying insider sales.

Showing the first 6 of 20 trades on this page.

Award disclosed

Gordon Smith

Director

Class A Common Stock

Value context: Non-cash award
Reported price: Award · no purchase price

Understand this price

The filing reports a zero transaction price for this award. It does not mean the awarded securities have no market value.

Award disclosed

Jeffrey A. Honickman

Director

Class A Common Stock

Value context: Non-cash award
Reported price: Award · no purchase price

Understand this price

The filing reports a zero transaction price for this award. It does not mean the awarded securities have no market value.

Why this buying score?

No qualifying common-equity purchases

No eligible common-equity purchase is public by this cutoff within 180 transaction-date days. Other instruments, exercises and routine activity do not contribute purchase points.

+0 pts

This score describes qualifying insider purchases at issuer level. Read the methodology

Sources and coverage

Source: SEC EDGAR · Form 4
Issuer CIK: 0001166691
Latest public acceptance: Oct 2, 2026, 08:14 PM UTC
Score calculated: Oct 6, 2026, 07:03 AM UTC
Parser: form4-parser-1.5
Classifier: form4-classifier-1.1
Scoring methodology: insider-experimental-1.1
Availability: Public filing time, not trade date

Open a transaction's SEC filing for the primary evidence. A code P may describe an open-market or private purchase; classification is not proof of intent.

Insider activity can have many explanations. Signal Strength is not a probability of profit or a recommendation to trade.

Other activity disclosed

Michael J. Cavanagh

Co-CEO

Restricted Stock Units

Derivative security · not the ordinary share price.

Value context: $14.88M
Reported price: $26.30 / derivative unit

Gift disclosed

Brian L. Roberts

Chairman of Board & Co-CEO

Class A Common Stock

Value context: Not a purchase
Reported price: Gift · no purchase price

Understand this price

The filing reports a zero transaction price for this gift. It does not establish the market value of the gift.

Other activity disclosed

Brian L. Roberts

Chairman of Board & Co-CEO

Restricted Stock Units

Derivative security · not the ordinary share price.

Value context: $10.07M
Reported price: $26.30 / derivative unit

Gift disclosed

Edward D. Breen

Director

Class A Common Stock

Value context: Not a purchase
Reported price: Gift · no purchase price

Understand this price

The filing reports a zero transaction price for this gift. It does not establish the market value of the gift.

Gift disclosed

Brian L. Roberts

Chairman of Board & Co-CEO

Class A Common Stock

Value context: Not a purchase
Reported price: Gift · no purchase price

Understand this price

The filing reports a zero transaction price for this gift. It does not establish the market value of the gift.

Award disclosed

Gordon Smith

Director

Class A Common Stock

Value context: Non-cash award
Reported price: Award · no purchase price

Understand this price

The filing reports a zero transaction price for this award. It does not mean the awarded securities have no market value.

Award disclosed

Jeffrey A. Honickman

Director

Class A Common Stock

Value context: Non-cash award
Reported price: Award · no purchase price

Understand this price

The filing reports a zero transaction price for this award. It does not mean the awarded securities have no market value.

Award disclosed

Edward D. Breen

Director

Class A Common Stock

Value context: Non-cash award
Reported price: Award · no purchase price

Understand this price

The filing reports a zero transaction price for this award. It does not mean the awarded securities have no market value.

Award disclosed

Louise F. Brady

Director

Class A Common Stock

Value context: Non-cash award
Reported price: Award · no purchase price

Understand this price

The filing reports a zero transaction price for this award. It does not mean the awarded securities have no market value.

Award disclosed

Thomas J. Baltimore Jr

Director

Class A Common Stock

Value context: Non-cash award
Reported price: Award · no purchase price

Understand this price

The filing reports a zero transaction price for this award. It does not mean the awarded securities have no market value.

Gift disclosed

Brian L. Roberts

Chairman of Board & Co-CEO

Class A Common Stock

Value context: Not a purchase
Reported price: Gift · no purchase price

Understand this price

The filing reports a zero transaction price for this gift. It does not establish the market value of the gift.

Gift disclosed

Edward D. Breen

Director

Class A Common Stock

Value context: Not a purchase
Reported price: Gift · no purchase price

Understand this price

The filing reports a zero transaction price for this gift. It does not establish the market value of the gift.

Exercise or conversion

Daniel C. Murdock

EVP & Chief Accounting Officer

Class A Common Stock

Value context: Not established
Reported price: $0 reported · see filing

Understand this price

The filing reports a zero transaction price. That is not a current market valuation; inspect the original filing for context.

Tax or exercise withholding

Daniel C. Murdock

EVP & Chief Accounting Officer

Class A Common Stock

Value context: $57.9K
Reported price: $27.93 / share

Reporting insider	Security / transaction	Amount / price	Value	Traded / disclosed	Source
Director	Class A Common StockGrant or award	1,552Award · no purchase price	Non-cash award	Sep 30Filed Oct 2 · 2d later	SEC filing
Director	Class A Common StockGrant or award	2,011Award · no purchase price	Non-cash award	Sep 30Filed Oct 2 · 2d later	SEC filing
Director	Class A Common StockGrant or award	920Award · no purchase price	Non-cash award	Sep 30Filed Oct 2 · 2d later	SEC filing
Director	Class A Common StockGrant or award	1,552Award · no purchase price	Non-cash award	Sep 30Filed Oct 2 · 2d later	SEC filing
Director	Class A Common StockGrant or award	1,552Award · no purchase price	Non-cash award	Sep 30Filed Oct 2 · 2d later	SEC filing
Co-CEO	Phantom StockDiscretionary transaction	Derivative units392,769$26.30 / derivative unit	$10.33M	Sep 1Filed Sep 3 · 2d later	SEC filing
Co-CEO	Restricted Stock UnitsDiscretionary transaction	Derivative units565,642$26.30 / derivative unit	$14.88M	Sep 1Filed Sep 3 · 2d later	SEC filing
Chairman of Board & Co-CEO	Class A Common StockGift	101,900Gift · no purchase price	Not a purchase	Sep 2Filed Sep 3 · 1d later	SEC filing
Chairman of Board & Co-CEO	Restricted Stock UnitsDiscretionary transaction	Derivative units382,860$26.30 / derivative unit	$10.07M	Sep 1Filed Sep 3 · 2d later	SEC filing
Director	Class A Common StockGift	62,440Gift · no purchase price	Not a purchase	Aug 17Filed Aug 18 · 1d later	SEC filing
Chairman of Board & Co-CEO	Class A Common StockGift	204,100Gift · no purchase price	Not a purchase	Aug 5Filed Aug 6 · 1d later	SEC filing
Director	Class A Common StockGrant or award	1,375Award · no purchase price	Non-cash award	Jun 30Filed Jul 2 · 2d later	SEC filing
Director	Class A Common StockGrant or award	1,783Award · no purchase price	Non-cash award	Jun 30Filed Jul 2 · 2d later	SEC filing
Director	Class A Common StockGrant or award	815Award · no purchase price	Non-cash award	Jun 30Filed Jul 2 · 2d later	SEC filing
Director	Class A Common StockGrant or award	1,375Award · no purchase price	Non-cash award	Jun 30Filed Jul 2 · 2d later	SEC filing
Director	Class A Common StockGrant or award	1,375Award · no purchase price	Non-cash award	Jun 30Filed Jul 2 · 2d later	SEC filing
Chairman of Board & Co-CEO	Class A Common StockGift	202,500Gift · no purchase price	Not a purchase	May 19Filed May 20 · 1d later	SEC filing
Director	Class A Common StockGift	32,440Gift · no purchase price	Not a purchase	May 11Filed May 12 · 1d later	SEC filing
EVP & Chief Accounting Officer	Class A Common StockOption exercise or conversion	5,268$0 reported · see filing	Not established	Apr 3Filed Apr 3 · 0d later	SEC filing
EVP & Chief Accounting Officer	Class A Common StockExercise-price or tax withholding	2,073$27.93 / share	$57.9K	Apr 3Filed Apr 3 · 0d later	SEC filing

Congress transactions 16

All Congress filings

Sale disclosed

Comcast Corporation - Class A Common Stock (CMCSA) · Stock

The filing reports a sale for the member.

Gilbert CisnerosReporting House member

Reported amount: $1,001 – $15,000Reported range; exact amount not disclosed.
Trade date: July 17, 2026

Sale disclosed

Comcast Corporation - Class A Common Stock (CMCSA) · Stock

The filing reports a sale for a joint account.

Kevin HernReporting House member

Reported amount: $1,001 – $15,000Reported range; exact amount not disclosed.
Trade date: August 5, 2026

Purchase disclosed

Comcast Corporation - Class A Common Stock · Stock

The filing reports a purchase for the member.

AAAlan ArmstrongReporting Senate member

Reported amount: $1,001 – $15,000Reported range; exact amount not disclosed.
Trade date: March 27, 2026

Purchase disclosed

Comcast Corporation - Class A Common Stock (CMCSA) · Stock

The filing reports a purchase for the member.

Gilbert CisnerosReporting House member

Reported amount: $1,001 – $15,000Reported range; exact amount not disclosed.
Trade date: June 16, 2026

Sale disclosed

Comcast Corporation - Class A Common Stock (CMCSA) · Stock

The filing reports a sale for a spouse.

Mike KellyReporting House member

Reported amount: $1,001 – $15,000Reported range; exact amount not disclosed.
Trade date: May 7, 2026

Partial sale disclosed

Comcast Corporation - Class A Common Stock (CMCSA) · Stock

The filing reports a partial sale for the member.

Gilbert CisnerosReporting House member

Reported amount: $15,001 – $50,000Reported range; exact amount not disclosed.
Trade date: April 14, 2026

Sale disclosed

Comcast Corporation - Class A Common Stock (CMCSA) · Stock

The filing reports a sale for a joint account.

Kevin HernReporting House member

Reported amount: $15,001 – $50,000Reported range; exact amount not disclosed.
Trade date: March 17, 2026

Purchase disclosed

Comcast Corporation - Class A Common Stock (CMCSA) · Stock

The filing reports a purchase for the member.

Gilbert CisnerosReporting House member

Reported amount: $1,001 – $15,000Reported range; exact amount not disclosed.
Trade date: January 9, 2026

Full sale disclosed

Comcast Corp A · Stock

The filing reports a full sale for a spouse.

Angus S King Jr.Reporting Senate member

Reported amount: $1,001 – $15,000Reported range; exact amount not disclosed.
Trade date: December 29, 2025

Sale disclosed

Comcast Corporation - Class A Common Stock (CMCSA) · Stock

The filing reports a sale for a joint account.

Julie JohnsonReporting House member

Reported amount: $1,001 – $15,000Reported range; exact amount not disclosed.
Trade date: December 18, 2025

Partial sale disclosed

Comcast Corporation - Class A Common Stock (CMCSA) · Stock

The filing reports a partial sale for the member.

Gilbert CisnerosReporting House member

Reported amount: $1,001 – $15,000Reported range; exact amount not disclosed.
Trade date: November 18, 2025

Partial sale disclosed

Comcast Corporation - Class A Common Stock (CMCSA) · Stock

The filing reports a partial sale for the member.

Gilbert CisnerosReporting House member

Reported amount: $1,001 – $15,000Reported range; exact amount not disclosed.
Trade date: November 12, 2025

Partial sale disclosed

Comcast Corporation - Class A Common Stock (CMCSA) · Stock

The filing reports a partial sale for a joint account.

Julie JohnsonReporting House member

Reported amount: $1,001 – $15,000Reported range; exact amount not disclosed.
Trade date: November 13, 2025

Partial sale disclosed

Comcast Corporation - Class A Common Stock (CMCSA) · Stock

The filing reports a partial sale for the member.

Gilbert CisnerosReporting House member

Reported amount: $1,001 – $15,000Reported range; exact amount not disclosed.
Trade date: October 9, 2025

Sale disclosed

Comcast Corporation - Class A Common Stock (CMCSA) · Stock

The filing reports a sale for a spouse.

Valerie HoyleReporting House member

Reported amount: $1,001 – $15,000Reported range; exact amount not disclosed.
Trade date: September 23, 2025

Sale disclosed

Comcast Corporation - Class A Common Stock (CMCSA) · Stock

The filing reports a sale for a spouse.

Sheri BiggsReporting House member

Reported amount: $1,001 – $15,000Reported range; exact amount not disclosed.
Trade date: March 19, 2025