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MCHX · Marchex Inc
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TEAM-2.62% 13F +440META+1.00% 13F +2,694RCG+0.35% CLUSTERUTHR-0.54% 13F +425CRWV+5.68% 13F +694CRM-1.97% 13F +1,019CVNA+1.58% 13F +795TPL-1.11% 13F +444NET-1.96% 13F +711MSTR-1.39% 13F +527DELL+1.50% 13F +1,204CRWD-0.87% 13F +1,383ANET+1.22% 13F +1,324COIN-4.18% 13F +475TEAM-2.62% 13F +440META+1.00% 13F +2,694RCG+0.35% CLUSTERUTHR-0.54% 13F +425CRWV+5.68% 13F +694CRM-1.97% 13F +1,019CVNA+1.58% 13F +795TPL-1.11% 13F +444NET-1.96% 13F +711MSTR-1.39% 13F +527DELL+1.50% 13F +1,204CRWD-0.87% 13F +1,383ANET+1.22% 13F +1,324COIN-4.18% 13F +475
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MCHX

MARCHEX INC
SOFTWARE & IT · SERVICES-PREPACKAGED SOFTWARE · CIK 0001224133
ACTIVIST 13D☆ WATCH
INSIDER NET · 180D
-
open-market buys minus sells, Form 4 codes P and S
INSIDER BUYERS · 180D
0
CONGRESS BUYERS · 1Y
0
FUNDS ADDED · QTR
10
13F, latest reported quarter
REVENUE GROWTH
-5.6%
XBRL, annual
NET MARGIN
-11.5%
CONVERSIONS · 180D
3
codes C/M, not in net · no price filed
SEVEN FACTS, RANKED AGAINST THE SECTOR · RANK IS NOT A FORECAST
INSIDERS
no Form 4 purchases or sales on file
CONGRESS
no member of Congress has reported trading it
FUNDS
10 funds added or opened last quarter
below 84% of Software & IT
REVENUE
-5.6% year over year
below 79% of Software & IT
MARGIN
-11.5% net margin
below 65% of Software & IT
BUYBACKS
no share repurchases reported
SHORT
1.3 days to cover · settled 2026-07-31
THE SITUATION · EVERY LINE IS ONE RULE OVER ONE DATASET
Russell C. Horowitz disclosed a 5%+ stake (18.5%) in the last six months.
The year, with the filings on it
Total return indexed to 100 over the last 12 months · every marker is a federal filing, placed at its date — hover any marker for the detail
TOTAL 12M RETURN -11.7%
-11.7%12M
-32%-20%-9%+3%2025-092025-102025-122026-032026-052026-072026-09 2026-07-07 · Russell C. Horowitz filed a 5%+ stake (18.5%)
13D/G STAKE
INDEXED RETURN, DIVIDEND-ADJUSTED — NOT A PRICE CHART · LARGE TRADES DRAWN FIRST WHEN A NAME FILES HEAVILY
Live price
Daily candles from TradingView, on their licence — no filings are marked on this one
WHY THIS NAME IS ON THE DESK
An activist crossed the 5% line with declared intent.
The record shows 10 funds added last quarter. Every figure is a federal filing, dated the day it became public.
Same sector, ranked by filing activity
Sector from the SEC's own SIC classification
Insider transactions
Form 4 purchases and sales (codes P and S) — grants, option exercises and preferred conversions excluded

No insider purchases or sales are on record for MARCHEX INC in the period covered. Source: SEC Form 4 filings, as of 2026-09-06.

INSIDER
FILED
SHARES
VALUE
EDENBROOK LONG ONLY VALUE FUND, LP
BUY
2025-03-27
2,316.0
$3.9K
EDENBROOK LONG ONLY VALUE FUND, LP
BUY
2025-03-26
30,962.0
$52.9K
EDENBROOK LONG ONLY VALUE FUND, LP
BUY
2025-03-25
69,197.0
$121.1K
Miller Edwin A
Chief Executive Officer
BUY
2024-11-18
4,980.0
$8.6K
Miller Edwin A
Chief Executive Officer
BUY
2024-11-15
807.0
$1.4K
85 TRANSACTIONS ON RECORD

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Institutional holders
13F · holdings as of the latest quarter funds have reported
Edenbrook Capital, LLC
14,664,380.0 sh
$23.6M
RENAISSANCE TECHNOLOGIES LLC
1,576,464.0 sh
$2.5M
Kanen Wealth Management LLC
1,300,388.0 sh
$2.2M
VANGUARD CAPITAL MANAGEMENT LLC
1,079,881.0 sh
$1.7M
P.A.W. CAPITAL CORP
800,000.0 sh
$1.3M
5%+ owners
13D = intent to influence · 13G = passive
Russell C. Horowitz
ACTIVIST 13D · 2026-07-07
18.5%
FORM 144
No planned-sale notices
No insider has notified an intent to sell. This is the panel to watch after a run-up.
Fund concentration
N-PORT · funds ranked by how much of THEMSELVES they put in this stock — the conviction number 13F cannot show
Philotimo Focused Growth & Income
$2.0M POSITION · AS OF 2026-03-31
1.8%
Ultra-Small Company Market Fund
$84.5K POSITION · AS OF 2026-03-31
0.1%
iShares Micro-Cap ETF
$87.8K POSITION · AS OF 2026-03-31
0.0%
1290 VT Micro Cap Portfolio
$6.9K POSITION · AS OF 2026-03-31
0.0%
Small Cap Core Fund
$9.4K POSITION · AS OF 2026-03-31
0.0%
LVIP Dimensional U.S. Core Equity 2 Fund
$8.3K POSITION · AS OF 2026-03-31
0.0%
SEC N-PORT, MONTHLY WITH A ~60-DAY PUBLIC LAG · FUNDS ≥ $10M · % = SHARE OF THE FUND'S OWN BOOK
Fundamentals
Annual figures from XBRL filings · pick a past date to see them exactly as the market knew them then — restatements and all
2025-122024-122023-122022-12
REVENUE$45.4M$48.1M$49.9M$52.2M
OPERATING INCOME$-5.7M$-4.4M$-9.6M$-8.1M
NET INCOME$-5.2M$-4.9M$-9.9M$-8.2M
EPS (DILUTED)-0.12-0.11-0.23-0.19
OPERATING CASH FLOW$-1.4M$-1.1M$-4.4M$-2.3M
CASH$9.9M$12.8M$14.6M$20.5M
SEC XBRL · FISCAL-YEAR PERIODS · AS KNOWN ON 2026-09-06 · NOBODY ELSE SHOWS FUNDAMENTALS AS OF A PAST DATE
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Public filings, honestly analyzed. Official US government sources in one desk — every figure carries the date it was filed, and the methodology is published, backtest included.

SEC FORM 4FORM 13F 13D/GFORM 144XBRL STOCK ACTCONTRACTSFEC CFPBNRC
© 2026 WAVEMAN · SOURCE: SEC EDGAR & OFFICIAL GOVERNMENT DATA · NOT INVESTMENT ADVICE · CHART BY TRADINGVIEW · UPDATED 2026-09-06 ALL SYSTEMS LIVE FOR MACHINES →