Mister Car Wash, Inc.·4

Mar 3, 5:28 PM ET

Lai John Lo-minn 4

4 · Mister Car Wash, Inc. · Filed Mar 3, 2026

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Mister Car Wash CEO Lai Lo-minn Exercises RSUs, Sells 22,037 Shares

What Happened Lai John Lo-minn, CEO of Mister Car Wash (MCW), had 81,081 restricted stock units convert to common shares on March 1, 2026 (reported as derivative exercises at $0.00). Following the vesting, 22,037 of those shares were sold in an open-market sale on March 2, 2026 at $7.08 per share, generating proceeds of approximately $156,022. The filing notes the sale was an automatic, non‑discretionary transaction to cover taxes and fees tied to the RSU vesting.

Key Details

  • Transaction dates and prices:
    • 2026-03-01: Conversion/exercise of 81,081 RSUs to common shares at $0.00 (acquisition).
    • 2026-03-02: Open‑market sale of 22,037 shares at $7.08 each; proceeds ~$156,022.
  • The filing shows two entries for the 81,081-share conversion (likely reporting the derivative conversion and the acquisition separately).
  • Shares owned after the transactions are not specified in the provided excerpt of the filing.
  • Footnotes: F1 confirms the sale was automatic to cover taxes/fees; F2–F5 explain these were RSUs (one RSU = one share on vesting), vest in four equal installments beginning March 1, 2024, and RSUs have no expiration.
  • Filing date: Form 4 filed 2026-03-03 for reportable activity on 2026-03-01/03-02 — appears timely (filed within the normal two‑business‑day window).

Context This was a routine RSU vesting and tax‑covering sale rather than a discretionary sell decision. The shares were received via RSU conversion (no cash exercise price), and a portion was automatically sold to satisfy withholding obligations — a common practice that doesn’t necessarily signal the CEO’s view on the company’s stock. Purchases by insiders generally carry more informational weight than routine withholding sales.

Insider Transaction Report

Form 4
Period: 2026-03-01
Lai John Lo-minn
DirectorChief Executive Officer
Transactions
  • Exercise/Conversion

    Common Stock

    2026-03-01+81,0814,659,431 total
  • Sale

    Common Stock

    [F1]
    2026-03-02$7.08/sh22,037$156,0224,637,394 total
  • Exercise/Conversion

    Restricted Stock Units

    [F2][F3][F4][F5]
    2026-03-01+81,08181,081 total
    Common Stock (81,081 underlying)
Holdings
  • Common Stock

    (indirect: By Trust)
    2,498,330
Footnotes (5)
  • [F1]The sales reported on this Form 4 represent shares automatically sold in a non-discretionary transaction to cover taxes and fees in connection with the vesting and settlement of restricted stock unit awards.
  • [F2]Each Restricted Stock Unit ("RSU") represents a contingent right to receive one share of the Issuer's common stock upon vesting.
  • [F3]This filing relates to the occurrence of a restricted stock unit vesting event.
  • [F4]The restricted stock units vest in 4 equal installments beginning on March 1, 2024 subject to the Reporting Person's continued service to the Issuer through the applicable vesting dates.
  • [F5]The RSUs do not have an expiration date.
Signature
Michelle Krall, as Attorney-in-Fact for John Lai|2026-03-03

Documents

1 file
  • 4
    ownership.xmlPrimary

    4