MCHX · NASDAQ · Advertising Agencies

Marchex

Turns customer conversations into marketing, sales, and operational insight.

$1.83
After-hours close+0.01 (+0.51%)
At close$1.82(+0.55%)

Breakdown13F · Form 4

Institutions 47.95%21.24M sharesInsiders 0.89%394.9K sharesOther 51.16%22.67M shares

Shares outstanding 44.30M · Float 36.23M · 81.8% free float

Top shareholders13F · 13D/G · Form 4

HolderShares% outstandingFormFiled
Edenbrook Capital, LLC14.66M33.10%13FMay 14, 2026
Russell C. Horowitz8.81M18.50%13DJul 7, 2026
Renaissance Technologies LLC1.61M3.62%13FMay 14, 2026
Kanen Wealth Management LLC1.30M2.94%13FMay 18, 2026
Vanguard Capital Management LLC1.08M2.44%13FMay 15, 2026

Institutions13F, as of Mar 31, 2026

28 holders · 21.24M shares · 5 new positions · 13 increased · 3 reduced · 4 closed

HolderShares% outstandingChg q/qFiled
Edenbrook Capital, LLC14.66M33.10%0May 14, 2026
Renaissance Technologies LLC1.61M3.62%−51.5KMay 14, 2026
Kanen Wealth Management LLC1.30M2.94%+51.0KMay 18, 2026
Vanguard Capital Management LLC1.08M2.44%+1.08MnewMay 15, 2026
BlackRock, Inc.640.0K1.44%+4.8KMay 13, 2026
Geode Capital Management, LLC404.8K0.91%+1.5KMay 15, 2026
P.A.W. Capital Corp400.0K0.90%0Jul 21, 2026
Acadian Asset Management LLC211.6K0.48%−42.9KMay 13, 2026

Beneficial owners13D/G · 5% or more, as filed

Holder% of classSharesFormFiled
Russell C. Horowitz18.50%8.81M13DJul 7, 2026

InsidersForm 4

InsiderRoleShares% outstandingFiled
Edenbrook Capital, LLC10 percent owner1.42M3.22%Mar 27, 2025
Francis J. Feeneyofficer: Chief Operating Officer & CLO299.9K0.68%Mar 20, 2026
Troy Hartlessofficer: President & Chief Rev Officer87.5K0.20%Mar 20, 2026
Brian Nagleofficer: Chief Financial Officer7.5K0.02%Mar 20, 2026

7 ten-percent owners hold 25.18M shares by Form 4, outside the officers-and-directors figure above · 23 people have not refiled in the last 18 months (28.19M shares), so they are not in the figure above

Latest trades

No open-market trades in the last 12 months.

CongressHouse and Senate disclosures

Not reported.