What does CUSIP 56624R108 represent in this 13F holders report?

CUSIP 56624R108 is the security identifier for MCHX - MARCHEX INC - CL B used to aggregate holder disclosures.

How many institutions held MCHX - MARCHEX INC - CL B in Q4 2020?

40 institutional investors reported MCHX - MARCHEX INC - CL B for Q4 2020. Use the holders table for investor-level position and value details.

MARCHEX INC - CL B (MCHX)

CUSIP: 56624R108

Q4 2020 13F Holders as of 31 Dec 2020

Type / Class: Equity / CL B
Total 13F shares: 24,715,383
Share change: -2,154,070
Total reported value: $48,426,343
Price per share: $1.96
Number of holders: 40
Value change: -$4,285,012
Number of buys: 7
Number of sells: 30

Quarterly Holders Quick Answers

What is CUSIP 56624R108?
CUSIP 56624R108 identifies MCHX - MARCHEX INC - CL B in SEC institutional holdings data.

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Latest 13F filings for newly reported positions across managers.
Latest Schedule 13D/13G reports for ownership changes outside the 13F cadence.
SEC investors directory for manager drilldown.

Explore More Reporting Periods

Jump to adjacent filing periods for faster comparison and easier crawl discovery.

Newer quarter: Q1 2021
Previous quarter: Q3 2020

Recent filing periods for CUSIP 56624R108:

Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024 Q2 2024

Top shareholders of MCHX - MARCHEX INC - CL B (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.

Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

Holder	Source	Role / Reporting	Ownership %	Shares	Holdings Value	12M Net Δ	As of	Details
Edenbrook Capital, LLC	13F	Company	— class O/S missing	8,036,796	$17,038,000	—	30 Sep 2020	13F
Roumell Asset Management, LLC	13F	Company	— class O/S missing	3,641,618	$7,720,000	—	30 Sep 2020	13F
HARBERT FUND ADVISORS, INC.	13F	Company	— class O/S missing	2,640,513	$5,598,000	—	30 Sep 2020	13F
RENAISSANCE TECHNOLOGIES LLC	13F	Company	— class O/S missing	2,634,460	$5,585,000	—	30 Sep 2020	13F
DIMENSIONAL FUND ADVISORS LP	13F	Company	— class O/S missing	1,539,473	$3,264,000	—	30 Sep 2020	13F
VANGUARD GROUP INC	13F	Company	— class O/S missing	1,447,188	$3,068,000	—	30 Sep 2020	13F
HEARTLAND ADVISORS INC	13F	Company	— class O/S missing	1,357,496	$2,878,000	—	30 Sep 2020	13F
BlackRock Finance, Inc.	13F	Company	— class O/S missing	914,866	$1,940,000	—	30 Sep 2020	13F
P.A.W. CAPITAL CORP	13F	Company	— class O/S missing	800,000	$1,696,000	—	30 Sep 2020	13F
ACADIAN ASSET MANAGEMENT LLC	13F	Company	— class O/S missing	669,105	$1,419,000	—	30 Sep 2020	13F
S Squared Technology, LLC	13F	Company	— class O/S missing	616,314	$1,307,000	—	30 Sep 2020	13F
GEODE CAPITAL MANAGEMENT, LLC	13F	Company	— class O/S missing	252,818	$535,000	—	30 Sep 2020	13F
CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM	13F	Company	— class O/S missing	190,762	$404,000	—	30 Sep 2020	13F
BRIDGEWAY CAPITAL MANAGEMENT, LLC	13F	Company	— class O/S missing	182,000	$386,000	—	30 Sep 2020	13F
TWO SIGMA INVESTMENTS, LP	13F	Company	— class O/S missing	179,809	$381,000	—	30 Sep 2020	13F
JACOBS LEVY EQUITY MANAGEMENT, INC	13F	Company	— class O/S missing	178,144	$378,000	—	30 Sep 2020	13F
BANK OF AMERICA CORP /DE/	13F	Company	— class O/S missing	175,201	$372,000	—	30 Sep 2020	13F
TWO SIGMA ADVISERS, LP	13F	Company	— class O/S missing	172,100	$365,000	—	30 Sep 2020	13F
Grantham, Mayo, Van Otterloo & Co. LLC	13F	Company	— class O/S missing	162,500	$345,000	—	30 Sep 2020	13F
MILLENNIUM MANAGEMENT LLC	13F	Company	— class O/S missing	125,763	$267,000	—	30 Sep 2020	13F
NORTHERN TRUST CORP	13F	Company	— class O/S missing	104,204	$221,000	—	30 Sep 2020	13F
GOLDMAN SACHS GROUP INC	13F	Company	— class O/S missing	86,225	$183,000	—	30 Sep 2020	13F
SHELL ASSET MANAGEMENT CO	13F	Company	— class O/S missing	78,483	$166,000	—	30 Sep 2020	13F
MORGAN STANLEY	13F	Company	— class O/S missing	76,623	$163,000	—	30 Sep 2020	13F
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP	13F	Company	— class O/S missing	72,080	$153,000	—	30 Sep 2020	13F
Parallax Volatility Advisers, L.P.	13F	Company	— class O/S missing	69,136	$147,000	—	30 Sep 2020	13F
RBF Capital, LLC	13F	Company	— class O/S missing	63,181	$134,000	—	30 Sep 2020	13F
Russell Investments Group, Ltd.	13F	Company	— class O/S missing	55,555	$117,000	—	30 Sep 2020	13F
WELLS FARGO & COMPANY/MN	13F	Company	— class O/S missing	50,763	$108,000	—	30 Sep 2020	13F
Alambic Investment Management, L.P.	13F	Company	— class O/S missing	38,126	$81,000	—	30 Sep 2020	13F
GSA CAPITAL PARTNERS LLP	13F	Company	— class O/S missing	36,288	$77,000	—	30 Sep 2020	13F
JANE STREET GROUP, LLC	13F	Company	— class O/S missing	27,471	$58,000	—	30 Sep 2020	13F
Squarepoint Ops LLC	13F	Company	— class O/S missing	24,254	$51,000	—	30 Sep 2020	13F
CITADEL ADVISORS LLC	13F	Company	— class O/S missing	22,282	$47,000	—	30 Sep 2020	13F
Virtu Financial LLC	13F	Company	— class O/S missing	20,988	$44,000	—	30 Sep 2020	13F
HighTower Advisors, LLC	13F	Company	— class O/S missing	15,708	$33,000	—	30 Sep 2020	13F
AMERIPRISE FINANCIAL INC	13F	Company	— class O/S missing	13,395	$28,000	—	30 Sep 2020	13F
LMR Partners LLP	13F	Company	— class O/S missing	13,304	$28,000	—	30 Sep 2020	13F
STATE STREET CORP	13F	Company	— class O/S missing	12,614	$27,000	—	30 Sep 2020	13F
Bank of New York Mellon Corp	13F	Company	— class O/S missing	12,435	$26,000	—	30 Sep 2020	13F
ALGERT GLOBAL LLC	13F	Company	— class O/S missing	11,500	$24,000	—	30 Sep 2020	13F
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	13F	Company	— class O/S missing	10,570	$23,000	—	30 Sep 2020	13F
PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO	13F	Company	— class O/S missing	10,593	$22,000	—	30 Sep 2020	13F
OSAIC HOLDINGS, INC.	13F	Company	— class O/S missing	5,757	$13,000	—	30 Sep 2020	13F
SEI INVESTMENTS CO	13F	Company	— class O/S missing	14,911	$11,000	—	30 Sep 2020	13F
UBS Group AG	13F	Company	— class O/S missing	4,897	$10,000	—	30 Sep 2020	13F
ROYAL BANK OF CANADA	13F	Company	— class O/S missing	1,834	$4,000	—	30 Sep 2020	13F
Tower Research Capital LLC (TRC)	13F	Company	— class O/S missing	1,711	$4,000	—	30 Sep 2020	13F
BNP PARIBAS FINANCIAL MARKETS	13F	Company	— class O/S missing	1,529	$3,241	—	30 Sep 2020	13F
PANAGORA ASSET MANAGEMENT INC	13F	Company	— class O/S missing	1,305	$3,000	—	30 Sep 2020	13F

Institutional Holders of MARCHEX INC - CL B (MCHX) as of Q4 2020

As of 31 Dec 2020, MARCHEX INC - CL B (MCHX) was held by 40 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 24,715,383 shares. The largest 10 holders included Edenbrook Capital, LLC, RENAISSANCE TECHNOLOGIES LLC, HARBERT FUND ADVISORS, INC., VANGUARD GROUP INC, HEARTLAND ADVISORS INC, BlackRock Inc., P.A.W. CAPITAL CORP, ACADIAN ASSET MANAGEMENT LLC, GEODE CAPITAL MANAGEMENT, LLC, and CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM. This page lists 40 institutional shareholders reporting positions in this security for the Q4 2020 filing period.

Investor	Option	Weight %	Change %	Value $	* Price	Shares	Share Change	Activity	Report Period

Compare Q4 2020 vs Q3 2020 Across Filers

Q3 2020 holders

Q4 2020 holders

Holder diff

-9

Investor	Q3 2020 Shares	Q4 2020 Shares	Share Diff	Share Chg %	Q3 2020 Value $	Q4 2020 Value $	Value Diff $	Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend

* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.