HolderBook

MARCHEX INC (MCHX)

Institutional ownership reported to the SEC as of Q2 2026, across 31 quarters.

29
Reporting holders
$34.7M
Reported value
0.0%
Held as options
+2
Holder change

Options share is the part of reported value carried in derivative lines rather than shares. A high figure means institutions are expressing a view on this security without owning much of it.

Holders

FilerValueShares Their book Held Change
Edenbrook Capital, LLC$23.6M14,664,3804.76%27qHELD
RENAISSANCE TECHNOLOGIES LLC$2.5M1,576,4640.00%31q-1.8%-$47.4K
Kanen Wealth Management LLC$2.2M1,300,3880.53%6qHELD
VANGUARD CAPITAL MANAGEMENT LLC$1.7M1,079,8810.00%2qHELD
P.A.W. CAPITAL CORP$1.3M800,0000.49%31qHELD
BlackRock, Inc.$1.1M656,2210.00%8q+2.5%+$26.1K
GEODE CAPITAL MANAGEMENT, LLC$645.2K400,6270.00%31q-1.0%-$6.7K
VANGUARD FIDUCIARY TRUST CO$327.8K203,6330.00%2q+0.7%+$2.3K
Arax Advisory Partners$234.9K145,9080.00%newNEW
STATE STREET CORP$226.5K140,6960.00%31qHELD
Acuitas Investments, LLC$167.5K102,73411.74%2q-23.2%-$50.5K
NORTHERN TRUST CORP$113.3K70,3450.00%31q-7.5%-$9.2K
DIMENSIONAL FUND ADVISORS LP$106.7K66,2410.00%31qHELD
MARATHON CAPITAL MANAGEMENT$103.0K64,0000.02%10q+4.1%+$4.0K
GOLDMAN SACHS GROUP INC$71.8K44,5930.00%30q-6.0%-$4.6K
BRIDGEWAY CAPITAL MANAGEMENT, LLC$68.1K42,3280.00%31q-25.5%-$23.3K
MORGAN STANLEY$53.3K33,1360.00%34qHELD
LPL Financial LLC$50.2K31,1900.00%7qHELD
CHARLES SCHWAB INVESTMENT MANAGEMENT INC$39.1K24,3130.00%16qHELD
Sixth Street Partners Management Company, L.P.$39.1K24,3130.00%newNEW
CITADEL ADVISORS LLC$27.9K17,3600.00%3q+4.4%+$1.2K
Vanguard Global Advisers, LLC$18.1K11,2410.00%2qHELD
Independent Advisor Alliance$16.1K10,0000.00%4qHELD
Tower Research Capital LLC (TRC)$4.7K2,9300.00%19q+40.1%+$1.4K
ACADIAN ASSET MANAGEMENT LLC$297185,4480.00%31q-12.4%
BARCLAYS PLC$101630.00%newNEW
Clearstead Advisors, LLC$81500.00%newNEW
JPMORGAN CHASE & CO$70430.00%13qHELD
BNP PARIBAS FINANCIAL MARKETS$320.00%29qHELD
WELLS FARGO & COMPANY/MN$110.00%15q-50.0%

Five percent filings

Anyone crossing 5% of a company must say so within days - far sooner than the next quarterly holdings report. A 13D declares an intent to influence the company; a 13G is the passive version. See all activist filings →

FiledFormFiler % of class
2026-07-0713DRussell C. Horowitz INDIVIDUAL18.5%

Quarter by quarter

Coverage begins with the quarter ending 2018-12-31. Earlier filings exist only as occasional late amendments, too sparse to describe a market, so they are not shown.

QuarterHoldersValue SharesNewAdded TrimmedOptions
Q2 202629$34.7M21,513,0814570.0%
Q1 202627$33.2M21,430,7192810.0%
Q4 202525$32.6M19,639,8762260.1%
Q3 202529$37.7M20,932,3624580.0%
Q2 202529$45.7M20,896,1273560.1%
Q1 202531$33.3M20,440,5424680.0%
Q4 202430$35.1M20,073,4015660.0%
Q3 202427$37.0M19,769,6112460.0%
Q2 202428$30.5M19,787,4353490.0%
Q1 202425$25.9M18,878,0462640.1%
Q4 202326$27.4M20,173,5772840.0%
Q3 202326$29.2M20,138,9960650.1%
Q2 202328$43.0M20,270,6824770.0%
Q1 202323$37.3M20,461,0571460.1%
Q4 202224$38.1M23,818,2694220.1%
Q3 202227$40.5M24,117,9683450.0%
Q2 202226$32.5M24,597,62014110.0%
Q1 202229$56.6M24,719,75415150.0%
Q4 202133$62.2M25,079,40737140.0%
Q3 202136$72.0M24,113,75627130.0%
Q2 202143$73.5M24,009,46899160.0%
Q1 202139$68.5M24,396,43868160.0%
Q4 202041$48.4M24,715,65025220.0%
Q3 202050$57.5M26,874,64858240.9%
Q2 202061$44.6M27,736,7461214241.7%
Q1 202075$43.9M29,113,7001021344.0%
Q4 201996$112.0M29,009,050722452.1%
Q3 2019101$77.2M24,018,0821333292.4%
Q2 2019102$116.3M24,465,8533231270.2%
Q1 201980$109.0M22,563,9662624220.1%
Q4 201863$55.0M20,414,7541210.1%