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 Q2 2018?

59 institutional investors reported MCHX - MARCHEX INC - CL B for Q2 2018. Use the holders table for investor-level position and value details.

MARCHEX INC - CL B (MCHX)

CUSIP: 56624R108

Q2 2018 13F Holders as of 30 Jun 2018

Type / Class: Equity / CL B
Total 13F shares: 21,112,679
Share change: +718,494
Total reported value: $64,606,000
Put/Call ratio: 570%
Price per share: $3.06
Number of holders: 59
Value change: +$2,265,795
Number of buys: 18
Number of sells: 33

Quarterly Holders Quick Answers

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

Need full ownership history?
Open the full security ownership history page.

Next holder-history checks

These links keep the next click tied to holder verification, nearby quarters, or outside-13F ownership context.

Back to full security ownership history for the broader multi-quarter picture.
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: Q3 2018
Previous quarter: Q1 2018

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
PRESCOTT GROUP CAPITAL MANAGEMENT, L.L.C.	13F	Company	— class O/S missing	2,243,695	$6,125,000	—	31 Mar 2018	13F
RENAISSANCE TECHNOLOGIES LLC	13F	Company	— class O/S missing	1,699,400	$4,639,000	—	31 Mar 2018	13F
DIMENSIONAL FUND ADVISORS LP	13F	Company	— class O/S missing	1,638,140	$4,472,000	—	31 Mar 2018	13F
Roumell Asset Management, LLC	13F	Company	— class O/S missing	1,416,890	$3,868,000	—	31 Mar 2018	13F
VANGUARD GROUP INC	13F	Company	— class O/S missing	1,337,929	$3,653,000	—	31 Mar 2018	13F
P.A.W. CAPITAL CORP	13F	Company	— class O/S missing	1,200,000	$3,276,000	—	31 Mar 2018	13F
WINSLOW ASSET MANAGEMENT INC	13F	Company	— class O/S missing	1,069,438	$2,920,000	—	31 Mar 2018	13F
S Squared Technology, LLC	13F	Company	— class O/S missing	1,022,868	$2,792,000	—	31 Mar 2018	13F
Ancora Advisors LLC	13F	Company	— class O/S missing	955,253	$2,608,000	—	31 Mar 2018	13F
BlackRock Finance, Inc.	13F	Company	— class O/S missing	766,418	$2,092,000	—	31 Mar 2018	13F
SEGALL BRYANT & HAMILL, LLC	13F	Company	— class O/S missing	735,887	$2,009,000	—	31 Mar 2018	13F
KENNEDY CAPITAL MANAGEMENT LLC	13F	Company	— class O/S missing	607,935	$1,660,000	—	31 Mar 2018	13F
ACADIAN ASSET MANAGEMENT LLC	13F	Company	— class O/S missing	513,806	$1,402,000	—	31 Mar 2018	13F
HEARTLAND ADVISORS INC	13F	Company	— class O/S missing	500,000	$1,365,000	—	31 Mar 2018	13F
Unterberg Capital LLC	13F	Company	— class O/S missing	500,000	$1,365,000	—	31 Mar 2018	13F
CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM	13F	Company	— class O/S missing	398,790	$1,089,000	—	31 Mar 2018	13F
AMERIPRISE FINANCIAL INC	13F	Company	— class O/S missing	274,554	$750,000	—	31 Mar 2018	13F
MILLENNIUM MANAGEMENT LLC	13F	Company	— class O/S missing	268,759	$734,000	—	31 Mar 2018	13F
Alambic Investment Management, L.P.	13F	Company	— class O/S missing	233,297	$637,000	—	31 Mar 2018	13F
BRIDGEWAY CAPITAL MANAGEMENT, LLC	13F	Company	— class O/S missing	227,000	$620,000	—	31 Mar 2018	13F
CPWM, LLC	13F	Company	— class O/S missing	226,846	$619,000	—	31 Mar 2018	13F
SYNOVUS FINANCIAL CORP	13F	Company	— class O/S missing	172,724	$470,000	—	31 Mar 2018	13F
Horrell Capital Management, Inc.	13F	Company	— class O/S missing	166,117	$453,000	—	31 Mar 2018	13F
GEODE CAPITAL MANAGEMENT, LLC	13F	Company	— class O/S missing	164,240	$448,000	—	31 Mar 2018	13F
RBF Capital, LLC	13F	Company	— class O/S missing	161,600	$436,000	—	31 Mar 2018	13F
DEUTSCHE BANK AG\	13F	Company	— class O/S missing	151,040	$412,000	—	31 Mar 2018	13F
PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO	13F	Company	— class O/S missing	136,694	$373,000	—	31 Mar 2018	13F
Concourse Capital Management, LLC	13F	Company	— class O/S missing	133,230	$364,000	—	31 Mar 2018	13F
TWO SIGMA INVESTMENTS, LP	13F	Company	— class O/S missing	123,413	$337,000	—	31 Mar 2018	13F
RAYMOND JAMES & ASSOCIATES	13F	Company	— class O/S missing	104,874	$286,000	—	31 Mar 2018	13F
NORTHERN TRUST CORP	13F	Company	— class O/S missing	104,643	$285,000	—	31 Mar 2018	13F
JACOBS LEVY EQUITY MANAGEMENT, INC	13F	Company	— class O/S missing	96,291	$263,000	—	31 Mar 2018	13F
Connor, Clark & Lunn Investment Management Ltd.	13F	Company	— class O/S missing	95,700	$261,000	—	31 Mar 2018	13F
MACQUARIE GROUP LTD	13F	Company	— class O/S missing	84,979	$232,000	—	31 Mar 2018	13F
Spark Investment Management LLC	13F	Company	— class O/S missing	82,400	$224,000	—	31 Mar 2018	13F
Bank of New York Mellon Corp	13F	Company	— class O/S missing	74,150	$202,000	—	31 Mar 2018	13F
Russell Investments Group, Ltd.	13F	Company	— class O/S missing	60,711	$166,000	—	31 Mar 2018	13F
TWO SIGMA ADVISERS, LP	13F	Company	— class O/S missing	59,600	$163,000	—	31 Mar 2018	13F
CREDIT SUISSE AG/	13F	Company	— class O/S missing	52,603	$144,000	—	31 Mar 2018	13F
Man Group plc	13F	Company	— class O/S missing	52,603	$144,000	—	31 Mar 2018	13F
Caprock Group, LLC	13F	Company	— class O/S missing	50,000	$137,000	—	31 Mar 2018	13F
PARAMETRIC PORTFOLIO ASSOCIATES LLC	13F	Company	— class O/S missing	43,153	$118,000	—	31 Mar 2018	13F
Stone Ridge Asset Management LLC	13F	Company	— class O/S missing	39,942	$109,000	—	31 Mar 2018	13F
TUDOR INVESTMENT CORP ET AL	13F	Company	— class O/S missing	35,900	$98,000	—	31 Mar 2018	13F
WELLS FARGO & COMPANY/MN	13F	Company	— class O/S missing	33,428	$91,000	—	31 Mar 2018	13F
GOLDMAN SACHS GROUP INC	13F	Company	— class O/S missing	30,729	$84,000	—	31 Mar 2018	13F
J.P. Morgan Private Wealth Advisors LLC	13F	Company	— class O/S missing	27,908	$76,000	—	31 Mar 2018	13F
STATE STREET CORP	13F	Company	— class O/S missing	26,917	$73,000	—	31 Mar 2018	13F
Curi Capital, LLC	13F	Company	— class O/S missing	25,100	$69,000	—	31 Mar 2018	13F
Brandywine Global Investment Management, LLC	13F	Company	— class O/S missing	22,437	$62,000	—	31 Mar 2018	13F

Institutional Holders of MARCHEX INC - CL B (MCHX) as of Q2 2018

As of 30 Jun 2018, MARCHEX INC - CL B (MCHX) was held by 59 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 21,112,679 shares. The largest 10 holders included PRESCOTT GROUP CAPITAL MANAGEMENT, L.L.C., DIMENSIONAL FUND ADVISORS LP, RENAISSANCE TECHNOLOGIES LLC, Roumell Asset Management, LLC, VANGUARD GROUP INC, P.A.W. CAPITAL CORP, Ancora Advisors, LLC, WINSLOW ASSET MANAGEMENT INC, S Squared Technology, LLC, and Unterberg Capital LLC. This page lists 59 institutional shareholders reporting positions in this security for the Q2 2018 filing period.

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

Compare Q2 2018 vs Q1 2018 Across Filers

Q1 2018 holders

Q2 2018 holders

Holder diff

-5

Investor	Q1 2018 Shares	Q2 2018 Shares	Share Diff	Share Chg %	Q1 2018 Value $	Q2 2018 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.