Marchex Inc. 13F holders
29 funds reported a position in Marchex Inc. in their 13F for the quarter ended 30 June 2026, together 21.3 million shares worth $34.3 million. Against the quarter before, 3 opened a position, 5 added, 8 trimmed and 2 sold out; together they bought a net 31,879 shares. The largest holders: Edenbrook Capital, LLC, Renaissance Technologies LLC and Kanen Wealth Management LLC.
What each fund did in MCHX against its 13F for the quarter before; a change under 0.1% of a holding counts as held
Funds reporting a position in MCHX in their 13F, each quarter; hover a bar for the shares they held
Filed so far for the quarter to 30 September 2026
3,405 funds have filed their 13F for the quarter so far; the rest are due by 16 November 2026. Of those, 1 reported a position in Marchex Inc.: 0 opened one, 0 added, 0 trimmed and 0 sold out.
The well-known funds
Of the 44 funds followed here, 3 reported a position in Marchex Inc. in a 13F for the quarter ended 30 June 2026. The largest: Renaissance Technologies, 1.6 million shares worth $2.5 million, 0.0% of its reported book. In the quarter, 1 fund added or opened a position and 2 trimmed or sold out; together they sold a net 32,888 shares, about $52,950 at the funds' own value per share on 30 June 2026. A change under 0.1% of a holding counts as held.
| Fund | Shares | Value | Of its book | Change on the quarter | Status | Quarter ended | Filing |
|---|---|---|---|---|---|---|---|
| Renaissance Technologies | 1,576,464 | $2.5 million | 0.0% | -29,440 | trimmed | 30 June 2026 | 13F |
| Geode Capital Management | 400,627 | $645,176 | 0.0% | -4,179 | trimmed | 30 June 2026 | 13F |
| Citadel Advisors | 17,360 | $27,950 | 0.0% | +731 | added | 30 June 2026 | 13F |
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Change is shares against the fund's previous 13F; a fund with one filing read shows no change. 13Fs cover long US positions of managers above $100 million and are filed up to 45 days after the quarter.The largest holders
| Fund | Shares | Share of all | Value | Of its book | Change in shares | Filing |
|---|---|---|---|---|---|---|
| Edenbrook Capital, LLC | 14,664,380 | 68.93% | $23.6 million | 8.25% | no change | 13F |
| Renaissance Technologies LLC | 1,576,464 | 7.41% | $2.5 million | 0.00% | -29,440 | 13F |
| Kanen Wealth Management LLC | 1,300,388 | 6.11% | $2.2 million | 0.53% | no change | 13F |
| Vanguard Capital Management LLC | 1,079,881 | 5.08% | $1.7 million | 0.00% | -1,455 | 13F |
| BlackRock, Inc. | 656,221 | 3.08% | $1.1 million | 0.00% | +16,226 | 13F |
| Geode Capital Management, LLC | 400,627 | 1.88% | $645,176 | 0.00% | -4,179 | 13F |
| P.a.w. Capital Corp. | 400,000 | 1.88% | $644,000 | 0.49% | no change | 13F |
| Vanguard Fiduciary Trust Co. | 203,633 | 0.96% | $327,849 | 0.00% | +1,455 | 13F |
| Acadian Asset Management LLC | 185,448 | 0.87% | $297,000 | 0.00% | -26,171 | 13F |
| Arax Advisory Partners | 145,908 | 0.69% | $234,912 | 0.00% | new | 13F |
| State Street Corp. | 140,696 | 0.66% | $226,521 | 0.00% | no change | 13F |
| Acuitas Investments, LLC | 102,734 | 0.48% | $167,456 | 11.74% | -30,968 | 13F |
| Northern Trust Corp. | 70,345 | 0.33% | $113,255 | 0.00% | -5,684 | 13F |
| Dimensional Fund Advisors LP | 66,241 | 0.31% | $106,669 | 0.00% | -35 | 13F |
| Marathon Capital Management | 64,000 | 0.30% | $103,040 | 0.02% | +2,500 | 13F |
| Goldman Sachs Group Inc. | 44,593 | 0.21% | $71,795 | 0.00% | -2,835 | 13F |
| Bridgeway Capital Management, LLC | 42,328 | 0.20% | $68,148 | 0.00% | -14,500 | 13F |
| Morgan Stanley | 33,136 | 0.16% | $53,349 | 0.00% | no change | 13F |
| LPL Financial LLC | 31,190 | 0.15% | $50,216 | 0.00% | no change | 13F |
| Charles Schwab Investment Management Inc. | 24,313 | 0.11% | $39,144 | 0.00% | no change | 13F |
| Citadel Advisors LLC | 17,360 | 0.08% | $27,950 | 0.00% | +731 | 13F |
| Vanguard Global Advisers, LLC | 11,241 | 0.05% | $18,098 | 0.00% | no change | 13F |
| Independent Advisor Alliance | 10,000 | 0.05% | $16,100 | 0.00% | no change | 13F |
| Tower Research Capital LLC (TRC) | 2,930 | 0.01% | $4,717 | 0.00% | +839 | 13F |
| Barclays PLC | 63 | 0.00% | $101 | 0.00% | new | 13F |
| Clearstead Advisors, LLC | 50 | 0.00% | $81 | 0.00% | new | 13F |
| JPMorgan Chase & Co. | 43 | 0.00% | $70 | 0.00% | no change | 13F |
| BNP Paribas Financial Markets | 2 | 0.00% | $3 | 0.00% | no change | 13F |
| Wells Fargo & Company | 1 | 0.00% | $1 | 0.00% | no change | 13F |
| Black Diamond Financial, LLC | 0 | 0.00% | $0 | 0.00% | sold out | 13F |
| UBS Group AG | 0 | 0.00% | $0 | 0.00% | sold out | 13F |
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Share of all is the fund's part of all the shares the funds reported. Change is shares against the fund's 13F for the quarter before. A 13F lists a manager's long positions in US-listed shares at the quarter's end. What is a 13F?Schedule 13D and 13G filed on the name, last twelve months
| Filed | Schedule | Who | Holding | Of the class | Event date | Rule or purpose | Filing |
|---|---|---|---|---|---|---|---|
| 7 July 2026 | 13D | Russell C. Horowitz | 8.8 million | 18.5% | 1 July 2026 | The information set forth or incorporated in Item 3 and Item 6 is hereby incorporated by reference in its entirety into this Item 4. The Reporting Person acquired beneficial ownership of the Shares as part of the transactions described in I | EDGAR |
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Amendments (/A) report a change, including an exit to zero. Holding and percentage are as the filer stated them on the cover page; the purpose is the filer's own words, cut short. 13D and 13GFails to deliver
| Settlement date | Shares failed | Price | File |
|---|---|---|---|
| 28 August 2026 | 47 | $1.81 | SEC |
| 27 August 2026 | 91 | $1.83 | SEC |
| 25 August 2026 | 211 | $1.76 | SEC |
| 24 August 2026 | 518 | $1.79 | SEC |
| 21 August 2026 | 16 | $1.78 | SEC |
| 20 August 2026 | 316 | $1.77 | SEC |
| 19 August 2026 | 272 | $1.79 | SEC |
| 14 August 2026 | 1,451 | $1.82 | SEC |
| 13 August 2026 | 131 | $1.75 | SEC |
| 11 August 2026 | 1,535 | $1.79 | SEC |
| 7 August 2026 | 125 | $1.81 | SEC |
| 4 August 2026 | 2,482 | $1.90 | SEC |
| 22 July 2026 | 1,132 | $1.80 | SEC |
| 15 July 2026 | 274 | $1.70 | SEC |