MARCHEX INC CL B is a security (CUSIP 56624R108) tracked across SEC portfolio filings. 26 institutional managers reported $32.1M on Form 13F as of 2026-06-30; 2 registered fund positions totaling $663K via N-PORT as of 2026-03-31.
Showing 15 of 26 managers by value.
| Manager | Location | Value | Shares |
|---|---|---|---|
| Edenbrook Capital, LLC | Mt. Kisco, NY | $22.7M | 14,664,380 |
| RENAISSANCE TECHNOLOGIES LLC | NEW YORK, NY | $2.5M | 1,605,904 |
| VANGUARD GROUP INC | Valley Forge, PA | $2.1M | 1,294,755 |
| Kanen Wealth Management LLC | CORAL SPRINGS, FL | $2.0M | 1,300,388 |
| BlackRock, Inc. | New York, NY | $992K | 639,995 |
| GEODE CAPITAL MANAGEMENT, LLC | BOSTON, MA | $628K | 404,806 |
| STATE STREET CORP | BOSTON, MA | $218K | 140,696 |
| Acuitas Investments, LLC | Seattle, WA | $167K | 102,734 |
| NORTHERN TRUST CORP | CHICAGO, IL | $118K | 76,029 |
| MARATHON CAPITAL MANAGEMENT | Hunt Valley, MD | $103K | 64,000 |
| DIMENSIONAL FUND ADVISORS LP | AUSTIN, TX | $103K | 66,276 |
| BRIDGEWAY CAPITAL MANAGEMENT, LLC | HOUSTON, TX | $88K | 56,828 |
| GOLDMAN SACHS GROUP INC | NEW YORK, NY | $74K | 47,428 |
| MORGAN STANLEY | NEW YORK, NY | $51K | 33,136 |
| LPL Financial LLC | FORT MILL, SC | $48K | 31,190 |
| Fund | Registrant | Value | % of fund |
|---|---|---|---|
| VANGUARD EXTENDED MARKET INDEX FUND | VANGUARD INDEX FUNDS | $639K | 0.08% |
| VANGUARD BALANCED INDEX FUND | VANGUARD VALLEY FORGE FUNDS | $23K | 0.00% |