What does CUSIP 20030N101 represent in this 13F holders report?

CUSIP 20030N101 is the security identifier for CMCSA - COMCAST CORP - Common Stock used to aggregate holder disclosures.

How many institutions held CMCSA - COMCAST CORP - Common Stock in Q1 2019?

1820 institutional investors reported CMCSA - COMCAST CORP - Common Stock for Q1 2019. Use the holders table for investor-level position and value details.

COMCAST CORP - Common Stock (CMCSA)

CUSIP: 20030N101

Q1 2019 13F Holders as of 31 Mar 2019

Security type / class: Equity / Common Stock
Total 13F shares: 3,793,616,865
Total 13F value: $151,637,463,618
Share change: +25,543,970
Put/Call ratio: 70%
SEC-reported price per share: $39.98
Number of holders: 1,820
Value change: +$1,110,842,476
Number of buys: 898
Number of sells: 769
Shares outstanding: 3,611,107,353

Security key

20030N101

Report period

Q1 2019

Institutions

1,820

Top holders

CMCSA full security history Ownership snapshot Full 13F holder table COMCAST CORP SEC filings COMCAST CORP company facts

Broader feeds

Latest 13F filings Latest 13D/G filings Investors directory

Ownership snapshot

Top reported holders of CMCSA - COMCAST CORP - Common Stock (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.

Comparable stake leader

VANGUARD GROUP INC

Disclosed value leader

VANGUARD GROUP INC

Comparable rows

15/15

Latest evidence

31 Dec 2018

13F Lead comparable stake: 9.6% Showing 1-6 of 15 holder rows.

Quick read

VANGUARD GROUP INC leads the comparable SEC ownership view at 9.6%.

15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.

Open SEC evidence Opens VANGUARD GROUP INC's linked filing trail.

Comparable ownership Top 5

VANGUARD GROUP INC 9.6%

BlackRock Finance, Inc. 8.9%

STATE STREET CORP 4.5%

MASSACHUSETTS FINANCIAL SERVICES ... 4%

FMR LLC 3.5%

Ownership % is shown only when SEC disclosures are safely comparable across share classes.

Detailed SEC evidence table Showing 1-6 of 15 holder rows

Holder	Evidence	Ownership %	Position	12M Net Δ	As of
VANGUARD GROUP INC	13F Company 13F	9.6%	$11,781,275,000 345,999,294 shares	—	31 Dec 2018
BlackRock Finance, Inc.	13F Company 13F	8.9%	$10,908,773,000 320,375,109 shares	—	31 Dec 2018
STATE STREET CORP	13F Company 13F	4.5%	$5,575,106,000 162,828,152 shares	—	31 Dec 2018
MASSACHUSETTS FINANCIAL SERVICES CO /MA/	13F Company 13F	4%	$4,921,158,000 144,527,359 shares	—	31 Dec 2018
FMR LLC	13F Company 13F	3.5%	$4,364,136,000 128,168,481 shares	—	31 Dec 2018
DODGE & COX	13F Company 13F	3.5%	$4,343,259,000 127,555,330 shares	—	31 Dec 2018

How to read this table

Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

13F holder rows

Institutional holders as of Q1 2019

Investor-level positions for this CUSIP, loaded as an interactive table.

Institutions

1,820

3,793,616,865

Rows available

1,820

Investor	Option	Weight %	Change %	SEC-reported value	* Price	Shares	Share Change	Activity	Report Period

^* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.

Compare Q1 2019 vs Q1 2019 Across Filers

Q1 2019 holders

1,820

Q1 2019 holders

1,820

Holder diff

Investor	Q1 2019 Shares	Q1 2019 Shares	Share Diff	Share Chg %	Q1 2019 value	Q1 2019 value	Value change	Value Chg %