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MCW Insider Trading & Form 4 Activity

Mister Car Wash, Inc.
Last filing: Mar 3, 2026·2mo ago· Data may be outdated
BEARISH · LAST 90 DAYS
0%
buyers
$0
0 buys
$206K
3 sells
-$206K
net selling
3
insiders
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ACTIVE SELLING CLUSTER

3 insiders sold a combined $206K of MCW between Mar 2, 2026 and Mar 2, 2026.

Lai John Lo-minn, Gold Jedidiah Marc, Matheny Joseph Duane

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Net flow — last 12 months

Monthly net of insider buys minus sells. Green months indicate net buying; red months indicate net selling.

Most active insiders

Ranked by total transaction value over the last 90 days.

INSIDERBOUGHTSOLDNET
Lai John Lo-minn
Chief Executive Officer
$156K
-$156K
Gold Jedidiah Marc
Chief Financial Officer
$34K
-$34K
Matheny Joseph Duane
Chief Innovation Officer
$16K
-$16K

Recent transactions

Every Form 4 transaction for MCW, newest first.

SELL
Lai John Lo-minn · Chief Executive Officer
Tx Mar 2·Filed Mar 3·EDGAR ↗
22,037 sh @ $7.08
$156K
SELL
Gold Jedidiah Marc · Chief Financial Officer
Tx Mar 2·Filed Mar 3·EDGAR ↗
4,761 sh @ $7.08
$34K
SELL
Matheny Joseph Duane · Chief Innovation Officer
Tx Mar 2·Filed Mar 3·EDGAR ↗
2,318 sh @ $7.08
$16K
EXERCISE
Lai John Lo-minn · Chief Executive Officer
Tx Mar 1·Filed Mar 3·EDGAR ↗
81,081 sh
EXERCISE
Gold Jedidiah Marc · Chief Financial Officer
Tx Mar 1·Filed Mar 3·EDGAR ↗
15,203 sh
EXERCISE
Matheny Joseph Duane · Chief Innovation Officer
Tx Mar 1·Filed Mar 3·EDGAR ↗
5,068 sh
SELL
Lai John Lo-minn · Chief Executive Officer
Tx Jun 26·Filed Jun 27·EDGAR ↗
33,904 sh @ $6.13
$208K
SELL
Gold Jedidiah Marc · Chief Financial Officer
Tx Jun 26·Filed Jun 27·EDGAR ↗
6,357 sh @ $6.13
$39K
SELL
Matheny Joseph Duane · Chief Innovation Officer
Tx Jun 26·Filed Jun 27·EDGAR ↗
2,119 sh @ $6.13
$13K
EXERCISE
Gold Jedidiah Marc · Chief Financial Officer
Tx Jun 25·Filed Jun 27·EDGAR ↗
15,000 sh
EXERCISE
Matheny Joseph Duane · Chief Innovation Officer
Tx Jun 25·Filed Jun 27·EDGAR ↗
5,000 sh
EXERCISE
Lai John Lo-minn · Chief Executive Officer
Tx Jun 25·Filed Jun 27·EDGAR ↗
80,000 sh
EXERCISE10b5-1
Matheny Joseph Duane · Chief Innovation Officer
Tx Jun 23·Filed Jun 25·EDGAR ↗
102,456 sh @ $0.66
$68K
SELL10b5-1
Matheny Joseph Duane · Chief Innovation Officer
Tx Jun 23·Filed Jun 25·EDGAR ↗
102,456 sh @ $6.30
$645K
SELL
Porter Mary Lyn · Chief People Officer
Tx Jun 2·Filed Jun 3·EDGAR ↗
6,303 sh @ $6.69
$42K
SELL
Matheny Joseph Duane · Chief Innovation Officer
Tx Jun 2·Filed Jun 3·EDGAR ↗
2,625 sh @ $6.69
$18K
EXERCISE
Porter Mary Lyn · Chief People Officer
Tx Jun 1·Filed Jun 3·EDGAR ↗
19,945 sh
EXERCISE
Matheny Joseph Duane · Chief Innovation Officer
Tx Jun 1·Filed Jun 3·EDGAR ↗
5,926 sh

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About MCW insider trading data

Form 4 is the SEC filing required when an officer, director, or 10% owner of a public company buys or sells the company's stock. By law, these filings must be submitted within two business days of the trade. Tracenotes pulls every Form 4 filing for MCW from EDGAR, parses it, and surfaces the activity on this page.

What insider buying tells you. Open-market purchases by insiders are widely studied as a meaningful signal. Unlike stock awards (which are compensation, not conviction), an executive spending their own money to buy shares of the company they run is a vote of confidence. Studies have found insider-buying clusters — three or more insiders buying within a short window — outperform the broader market over the following year.

What insider selling tells you. Selling is noisier. Many sales are pre-scheduled under SEC Rule 10b5-1 plans, which let insiders sell on a fixed schedule regardless of company news. We label these "10b5-1" so you can see them. Discretionary sales — sales not tied to a plan — are more meaningful, especially when multiple insiders sell in quick succession.

Tracenotes methodology. We scan EDGAR daily for new Form 4 filings, parse them into individual transactions, and detect clusters when three or more distinct insiders buy or sell within a 14-day window. The data on this page covers the last 12 months. For deeper analysis, Tracenotes also runs language-change detection on 10-K and 10-Q filings — that's our core product.

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Frequently asked questions

What is a Form 4 filing?

Form 4 is the SEC disclosure required when a company insider — an officer, director, or 10% owner — buys or sells the company's stock. By law these filings must be submitted within two business days of the trade.

Is insider buying MCW always bullish?

Open-market purchases by insiders are widely viewed as a bullish signal because executives are spending their own money. Stock awards and option exercises are part of compensation and don't carry the same weight, which is why we treat them separately on this page.

What is a 10b5-1 trade?

A trade made under SEC Rule 10b5-1, which lets insiders pre-schedule sales weeks or months in advance. These sales execute on a fixed plan regardless of company news, so they're a weaker signal than discretionary sales. We label them with a "10b5-1" tag.

What is an insider cluster?

A cluster is when three or more distinct insiders buy or sell within a 14-day window. Clusters are studied as stronger signals than single trades because multiple people independently reach the same view. We surface active clusters on Mister Car Wash, Inc. (MCW) when they form.

Where does MCW insider trading data come from?

Every Form 4 filing for MCW is sourced directly from SEC EDGAR. Tracenotes scans EDGAR daily, parses each Form 4 into individual transactions, and updates this page within hours of new filings.

Other tickers with active clusters

Insider clusters detected elsewhere in the last 30 days.

JPMSELLING
$55.3M
8 insiders

Nothing on this page constitutes investment advice. Form 4 data is sourced from SEC EDGAR and provided for research purposes only.

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