MARCHEX INC - MCHX
Detailed investor-level table based on 13F positions.
Methodology:
Market value and % of portfolio use SEC reported VALUE ($000).
For PUT/CALL positions this reflects reported underlying exposure, not premium cash paid/received.
Details.
Rows: 0
| Investor | History | Status | Shares held | Market value ($000) | % of portfolio | Previous % | Rank | Change in shares | % change in shares | Source | Date reported |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Acuitas Investments, LLC | History | New | 133,702 | 207,238 | 14.7% | — | 1 | +133,702 | New | Q1 2026 | Apr 28, 2026 |
| Edenbrook Capital, LLC | History | No change | 14,664,380 | 22,729 | 7.08% | 4.54% | 2 | 0 | 0.0% | Q1 2026 | May 14, 2026 |
| RENAISSANCE TECHNOLOGIES LLC | History | Reduced | 1,605,904 | 2,489 | 0.0% | 0.0% | 3 | -51,460 | -3.1% | Q1 2026 | May 14, 2026 |
| VANGUARD GROUP INC | History | No change | 1,294,755 | 2,149 | 0.0% | 0.0% | 4 | 0 | 0.0% | Q4 2025 | Jan 29, 2026 |
| Kanen Wealth Management LLC | History | Added to | 1,300,388 | 2,015 | 0.72% | 0.64% | 5 | +50,989 | 4.08% | Q1 2026 | May 15, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | History | New | 1,081,336 | 1,676 | 0.0% | — | 6 | +1,081,336 | New | Q1 2026 | May 15, 2026 |
| BlackRock, Inc. | History | Added to | 639,995 | 991 | 0.0% | 0.0% | 7 | +4,849 | 0.76% | Q1 2026 | May 13, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | History | Added to | 404,806 | 627 | 0.0% | 0.0% | 8 | +1,452 | 0.36% | Q1 2026 | May 15, 2026 |
| P.A.W. CAPITAL CORP | History | No change | 400,000 | 620 | 1.69% | 1.44% | 9 | 0 | 0.0% | Q1 2026 | Apr 21, 2026 |
| ACADIAN ASSET MANAGEMENT LLC | History | Reduced | 211,619 | 327 | 0.0% | 0.0% | 10 | -42,868 | -16.84% | Q1 2026 | May 13, 2026 |
| VANGUARD FIDUCIARY TRUST CO | History | New | 202,178 | 313 | 0.0% | — | 11 | +202,178 | New | Q1 2026 | May 08, 2026 |
| STATE STREET CORP | History | Added to | 140,696 | 218 | 0.0% | 0.0% | 12 | +6,100 | 4.53% | Q1 2026 | May 15, 2026 |
| NORTHERN TRUST CORP | History | No change | 76,029 | 117 | 0.0% | 0.0% | 13 | 0 | 0.0% | Q1 2026 | May 14, 2026 |
| DIMENSIONAL FUND ADVISORS LP | History | No change | 66,276 | 102 | 0.0% | 0.0% | 14 | 0 | 0.0% | Q1 2026 | May 07, 2026 |
| MARATHON CAPITAL MANAGEMENT | History | No change | 61,500 | 95 | 0.02% | 0.02% | 15 | 0 | 0.0% | Q1 2026 | May 13, 2026 |
| BRIDGEWAY CAPITAL MANAGEMENT, LLC | History | No change | 56,828 | 88 | 0.0% | 0.0% | 16 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| GOLDMAN SACHS GROUP INC | History | Added to | 47,428 | 73 | 0.0% | 0.0% | 17 | +2,515 | 5.6% | Q1 2026 | May 15, 2026 |
| MORGAN STANLEY | History | No change | 33,136 | 51 | 0.0% | 0.0% | 18 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| LPL Financial LLC | History | Reduced | 31,190 | 48 | 0.0% | 0.0% | 19 | -50 | -0.16% | Q1 2026 | May 06, 2026 |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | History | No change | 24,313 | 37 | 0.0% | 0.0% | 20 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| Black Diamond Financial, LLC | History | New | 20,000 | 31 | 0.0% | — | 21 | +20,000 | New | Q1 2026 | May 05, 2026 |
| CITADEL ADVISORS LLC | History | Added to | 16,629 | 25 | 0.0% | 0.0% | 22 | +6,429 | 63.03% | Q1 2026 | May 15, 2026 |
| Vanguard Global Advisers, LLC | History | New | 11,241 | 17 | 0.0% | — | 23 | +11,241 | New | Q1 2026 | May 08, 2026 |
| Independent Advisor Alliance | History | No change | 10,000 | 15 | 0.0% | 0.0% | 24 | 0 | 0.0% | Q1 2026 | May 12, 2026 |
| Tower Research Capital LLC (TRC) | History | Added to | 2,091 | 3 | 0.0% | 0.0% | 25 | +680 | 48.19% | Q1 2026 | May 15, 2026 |
| Arcadia Wealth Management, Inc. | History | Closed out | 0 | 0 | — | 0.03% | — | -29,050 | -100.0% | Q1 2026 | May 14, 2026 |
| XTX Topco Ltd | History | Closed out | 0 | 0 | — | 0.0% | — | -15,416 | -100.0% | Q1 2026 | May 15, 2026 |
| UBS Group AG | History | Added to | 626 | 0 | — | — | — | +541 | 636.47% | Q1 2026 | May 05, 2026 |
| BANK OF AMERICA CORP /DE/ | History | Closed out | 0 | 0 | — | — | — | -38 | -100.0% | Q1 2026 | May 15, 2026 |
| JPMORGAN CHASE & CO | History | No change | 43 | 0 | — | — | — | 0 | 0.0% | Q1 2026 | May 13, 2026 |
| WELLS FARGO & COMPANY/MN | History | No change | 1 | 0 | — | — | — | 0 | 0.0% | Q1 2026 | May 11, 2026 |
| BNP PARIBAS FINANCIAL MARKETS | History | No change | 2 | 0 | — | — | — | 0 | 0.0% | Q1 2026 | May 12, 2026 |