Who
Russell C. Horowitz
Chairman
Company insider
Files Form 4 as: Chairman, Marchex.
In numbers
- Trades disclosed
- 207
- Buys
- 13
- Sells
- 60
- Bought
- $225K
- Sold
- $51.5M
- Companies
- 1
- Companies where not an officer
- 0
- First trade
- 8 Sep 2005
- Last trade
- 1 Jul 2026
- Last filed
- 1 Jul 2026
Companies traded
Activity over time
1 Nov 2024 – 1 Oct 2026
Buys above the line, sells below, each month.
Every trade
| Traded | Company | What | Amount | |
|---|---|---|---|---|
| 1 Jul 2026filed 1 Jul 2026 | MCHX Marchexoption or derivative · Software | SEC FORM 4 Code A | — | filing |
| 1 Jul 2026filed 1 Jul 2026 | MCHX Marchexoption or derivative · Software | SEC FORM 4 Code A | — | filing |
| 16 Dec 2025filed 17 Dec 2025 | MCHX Marchexoption or derivative · Software | SEC FORM 4 Code A | —50,000 at $0.00 | filing |
| 6 Nov 2024filed 7 Nov 2024 | MCHX Marchexoption or derivative · Software | SEC FORM 4 Code A | —50,000 at $0.00 | filing |
| 28 Sep 2023filed 2 Oct 2023 | MCHX Marchexoption or derivative · Software | SEC FORM 4 Code A | —20,000 at $0.00 | filing |
| 28 Sep 2023filed 2 Oct 2023 | MCHX MarchexSoftware | SEC FORM 4 Code A | $15015,000 at $0.01 | filing |
| 25 Jan 2023filed 26 Jan 2023 | MCHX Marchexoption or derivative · Software | SEC FORM 4 Code A | —51,000 at $0.00 | filing |
| 25 Jan 2023filed 26 Jan 2023 | MCHX MarchexSoftware | SEC FORM 4 Code A | $51051,000 at $0.01 | filing |
| 30 Dec 2022filed 30 Dec 2022 | MCHX Marchexoption or derivative · Software | SEC FORM 4 Code A | —72,000 at $0.00 | filing |
| 30 Dec 2022filed 30 Dec 2022 | MCHX MarchexSoftware | SEC FORM 4 Code A | $72072,000 at $0.01 | filing |
| 29 Sep 2022filed 3 Oct 2022 | MCHX Marchexoption or derivative · Software | SEC FORM 4 Code A | —20,000 at $0.00 | filing |
| 29 Sep 2022filed 3 Oct 2022 | MCHX MarchexSoftware | SEC FORM 4 Code A | $15015,000 at $0.01 | filing |
| 3 Jan 2022filed 3 Jan 2022 | MCHX Marchexoption or derivative · Software | SEC FORM 4 Code A | —51,000 at $0.00 | filing |
| 3 Jan 2022filed 3 Jan 2022 | MCHX MarchexSoftware | SEC FORM 4 Code A | $51051,000 at $0.01 | filing |
| 30 Dec 2021filed 3 Jan 2022 | MCHX Marchexoption or derivative · Software | SEC FORM 4 Code A | —47,500 at $0.00 | filing |
| 30 Dec 2021filed 3 Jan 2022 | MCHX MarchexSoftware | SEC FORM 4 Code A | $47547,500 at $0.01 | filing |
| 1 Oct 2021filed 4 Oct 2021 | MCHX Marchexoption or derivative · Software | SEC FORM 4 Code A | —20,000 at $0.00 | filing |
| 1 Oct 2021filed 4 Oct 2021 | MCHX MarchexSoftware | SEC FORM 4 Code A | $15015,000 at $0.01 | filing |
| 4 Jan 2021filed 4 Jan 2021 | MCHX Marchexoption or derivative · Software | SEC FORM 4 Code A | —41,000 at $0.00 | filing |
| 4 Jan 2021filed 4 Jan 2021 | MCHX MarchexSoftware | SEC FORM 4 Code A | $41041,000 at $0.01 | filing |
News
Marchex, Inc. (NASDAQ:MCHX) Stock Short Interest Falls 43.1%MCHX · themarketsdaily.com · 17 Oct 2026
0 headlines in the last 90 days name Russell C. Horowitz; 1 article from the last 14 days about the 1 company they traded most, at most three about any one of them.