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Mister Car Wash (MCW) executive reports cash-out and rollover in $7.00-per-share merger

Filing Impact
(Neutral)
Filing Sentiment
(Neutral)
Form Type
4

Rhea-AI Filing Summary

Mister Car Wash, Inc. filed an insider report for Chief Innovation Officer Joseph Duane Matheny tied to the closing of a cash merger with MCW Parent, LP. Under the merger, each outstanding share of common stock was cancelled and converted into the right to receive $7.00 in cash, without interest.

At the effective time, all of Matheny’s restricted stock units fully vested, were cancelled, and became rights to a cash payment based on the $7.00 merger price. His outstanding stock options were also cancelled and converted into cash equal to the excess of the merger consideration over their exercise prices, multiplied by the underlying shares.

Immediately before the merger, Matheny contributed 86,428.57 shares$7.00 per share. The filing also shows related dispositions of common stock, including shares held by the Emersyn Matheny Irrevocable Trust, and reports 133,404 shares

Positive

  • None.

Negative

  • None.
Insider Matheny Joseph Duane
Role Chief Innovation Officer
Type Security Shares Price Value
Exercise Restricted Stock Units 39,577 $0.00 --
Disposition Stock Option (Right to Buy) 222,912 $0.00 --
Disposition Stock Option (Right to Buy) 148,608 $0.00 --
Exercise Common Stock 39,577 $0.00 --
Other Common Stock 86,428.57 $0.00 --
Disposition Common Stock 46,975.43 $0.00 --
Disposition Common Stock 45,000 $0.00 --
Holdings After Transaction: Restricted Stock Units — 0 shares (Direct, null); Stock Option (Right to Buy) — 0 shares (Direct, null); Common Stock — 133,404 shares (Direct, null); Common Stock — 0 shares (Indirect, Emersyn Matheny Irrevocable Trust)
Footnotes (1)
  1. In connection with the terms of an Agreement and Plan of Merger, dated February 17, 2026 (the "Merger Agreement"), by and among the Issuer, MCW Parent, LP ("Parent"), Boson Merger Sub, Inc., a wholly owned subsidiary of Parent ("Merger Sub"), and, solely for purposes of certain provisions in the Merger Agreement, Mister Car Wash Holdings, Inc., a wholly owned subsidiary of the Issuer, Merger Sub merged with and into the Issuer, with the Issuer continuing as the surviving corporation (the "Merger"). At the effective time of the Merger (the "Effective Time"), each outstanding share of Common Stock (other than certain shares described in the Merger Agreement) was cancelled and automatically converted into the right to receive $7.00 in cash, without interest (the "Merger Consideration"). At the Effective Time, each outstanding restricted stock unit fully vested, was cancelled, and converted into the right to receive a lump sum cash payment, without interest, equal to the product of (i) the Merger Consideration multiplied by (ii) the number of shares of Common Stock subject to such award of restricted stock unit. Pursuant to the Rollover Agreement, dated as of May 18, 2026, among the reporting person and Parent, the reporting person agreed to contribute 86,428.57 shares to Parent (the "Rollover") in exchange for indirect equity interests in Parent, effective immediately prior to the Effective Time, as contemplated by the Merger Agreement. For purposes of the Rollover, the reporting person's shares were valued at $7.00 per share. At the Effective Time, each vested and unvested outstanding stock option, fully vested, was cancelled, and converted into the right to receive a lump sum cash payment, without interest, equal to the product of (i) the excess, if any, of the Merger Consideration over the applicable exercise price per share of the Common Stock subject to such stock option multiplied by (ii) the number of shares of Common Stock subject to such stock option.
Merger consideration per share $7.00 per share Cash paid for each Mister Car Wash common share in the merger
Rollover shares 86,428.57 shares Common shares contributed by Matheny to MCW Parent, LP at $7.00
RSUs converted 39,577 shares Restricted stock units converted into common stock, then cash-settled at merger
Stock options at $0.46 148,608 options Options cancelled for cash based on $7.00 merger consideration and $0.46 exercise price
Stock options at $0.66 222,912 options Options cancelled for cash based on $7.00 merger consideration and $0.66 exercise price
Trust share disposition 45,000 shares Common stock held by Emersyn Matheny Irrevocable Trust disposed to the issuer
Direct share disposition 46,975.43 shares Common stock directly held and disposed to the issuer in merger-related steps
Direct holdings after transactions 133,404 shares Mister Car Wash common stock directly owned by Matheny following reported transactions
Agreement and Plan of Merger regulatory
"In connection with the terms of an Agreement and Plan of Merger, dated February 17, 2026"
An Agreement and Plan of Merger is a formal document where two companies agree to combine into one, outlining how the process will happen. It’s like a step-by-step plan for merging, and it matters because it shows both sides have agreed on the details before the official transition takes place.
Merger Consideration financial
"converted into the right to receive $7.00 in cash, without interest (the "Merger Consideration")"
Merger consideration is the total payment a company or buyer offers to shareholders of a target company in exchange for combining the two businesses, and can include cash, shares in the surviving company, debt assumption, or a mix of these. Investors care because the form and amount affect the deal’s value, tax consequences, immediate cash received versus future ownership, and the risk and upside of holding new shares — similar to choosing between cash now or stock that could grow later.
restricted stock unit financial
"each outstanding restricted stock unit fully vested, was cancelled, and converted into the right to receive a lump sum cash payment"
A restricted stock unit is a promise from a company to give an employee shares of stock after certain conditions are met, like staying with the company for a set amount of time. It’s like earning a bonus that turns into company stock once you’ve proven your commitment, making it a way to motivate and reward employees.
stock option financial
"each vested and unvested outstanding stock option, fully vested, was cancelled, and converted into the right to receive a lump sum cash payment"
A stock option is a contract that gives you the right to buy or sell a company's stock at a specific price within a certain time frame. People use them to potentially make money if the stock's price moves favorably or to protect against losses. It's like holding a coupon that can be used to buy or sell stock at a set price later on.
Rollover Agreement financial
"Pursuant to the Rollover Agreement, dated as of May 18, 2026, among the reporting person and Parent"
SEC Form 4
FORM 4UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
OMB APPROVAL
OMB Number:3235-0287
Estimated average burden
hours per response:0.5
X
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.
1. Name and Address of Reporting Person*
Matheny Joseph Duane

(Last)(First)(Middle)
C/O MISTER CAR WASH, INC.
222 E. 5TH STREET

(Street)
TUCSON ARIZONA 85705

(City)(State)(Zip)

UNITED STATES

(Country)
2. Issuer Name and Ticker or Trading Symbol
Mister Car Wash, Inc. [ MCW ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
Director10% Owner
XOfficer (give title below)Other (specify below)
Chief Innovation Officer
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
05/19/2026
6. Individual or Joint/Group Filing (Check Applicable Line)
XForm filed by One Reporting Person
Form filed by More than One Reporting Person
4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year)2A. Deemed Execution Date, if any (Month/Day/Year)3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
CodeVAmount(A) or (D)Price
Common Stock05/19/2026M39,577A(1)(2)133,404D
Common Stock05/19/2026J86,428.57D(3)46,975.43D
Common Stock05/19/2026D46,975.43D(1)0D
Common Stock05/19/2026D45,000D(1)0IEmersyn Matheny Irrevocable Trust
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year)3A. Deemed Execution Date, if any (Month/Day/Year)4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 6. Date Exercisable and Expiration Date (Month/Day/Year)7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Restricted Stock Units(1)(2)05/19/2026M39,577 (1)(2) (1)(2)Common Stock39,577(1)(2)0D
Stock Option (Right to Buy)$0.6605/19/2026D222,912 (1)(4) (1)(4)Common Stock222,912(1)(4)0D
Stock Option (Right to Buy)$0.4605/19/2026D148,608 (1)(4) (1)(4)Common Stock148,608(1)(4)0D
Explanation of Responses:
1. In connection with the terms of an Agreement and Plan of Merger, dated February 17, 2026 (the "Merger Agreement"), by and among the Issuer, MCW Parent, LP ("Parent"), Boson Merger Sub, Inc., a wholly owned subsidiary of Parent ("Merger Sub"), and, solely for purposes of certain provisions in the Merger Agreement, Mister Car Wash Holdings, Inc., a wholly owned subsidiary of the Issuer, Merger Sub merged with and into the Issuer, with the Issuer continuing as the surviving corporation (the "Merger"). At the effective time of the Merger (the "Effective Time"), each outstanding share of Common Stock (other than certain shares described in the Merger Agreement) was cancelled and automatically converted into the right to receive $7.00 in cash, without interest (the "Merger Consideration").
2. At the Effective Time, each outstanding restricted stock unit fully vested, was cancelled, and converted into the right to receive a lump sum cash payment, without interest, equal to the product of (i) the Merger Consideration multiplied by (ii) the number of shares of Common Stock subject to such award of restricted stock unit.
3. Pursuant to the Rollover Agreement, dated as of May 18, 2026, among the reporting person and Parent, the reporting person agreed to contribute 86,428.57 shares to Parent (the "Rollover") in exchange for indirect equity interests in Parent, effective immediately prior to the Effective Time, as contemplated by the Merger Agreement. For purposes of the Rollover, the reporting person's shares were valued at $7.00 per share.
4. At the Effective Time, each vested and unvested outstanding stock option, fully vested, was cancelled, and converted into the right to receive a lump sum cash payment, without interest, equal to the product of (i) the excess, if any, of the Merger Consideration over the applicable exercise price per share of the Common Stock subject to such stock option multiplied by (ii) the number of shares of Common Stock subject to such stock option.
/s/ Michelle Krall, as Attorney-in-Fact for Joseph Matheny05/19/2026
** Signature of Reporting PersonDate
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)

FAQ

What does the Mister Car Wash (MCW) Form 4 report for Joseph Duane Matheny?

The Form 4 shows transactions tied to a cash merger, where Joseph Duane Matheny’s Mister Car Wash shares, restricted stock units, and stock options were cancelled and converted into cash rights based on a $7.00-per-share merger price, plus a rollover of certain shares.

What merger is referenced in the Mister Car Wash (MCW) insider filing?

The filing references a merger under an Agreement and Plan of Merger among Mister Car Wash, MCW Parent, LP, and Boson Merger Sub, Inc., where Merger Sub combined with Mister Car Wash and each outstanding common share was converted into the right to receive $7.00 in cash.

At what price were Mister Car Wash (MCW) shares valued in the merger?

Each Mister Car Wash common share was cancelled and automatically converted into the right to receive cash merger consideration of $7.00 per share, without interest. This same $7.00 value is used when describing the rollover shares contributed by Joseph Duane Matheny to MCW Parent, LP.

How were Joseph Duane Matheny’s restricted stock units in Mister Car Wash (MCW) treated?

At the merger’s effective time, all outstanding restricted stock units fully vested, were cancelled, and converted into the right to receive a lump-sum cash payment equal to the $7.00 merger consideration multiplied by the number of Mister Car Wash common shares subject to each restricted stock unit award.

What happened to Joseph Duane Matheny’s stock options in Mister Car Wash (MCW)?

At the effective time, each vested and unvested stock option was cancelled and converted into cash equal to the excess, if any, of the $7.00 merger consideration over the option’s exercise price, multiplied by the number of Mister Car Wash common shares underlying that option, all paid in a lump sum.

What is the rollover described in the Mister Car Wash (MCW) Form 4?

Under a Rollover Agreement with MCW Parent, LP, Joseph Duane Matheny agreed to contribute 86,428.57 shares of Mister Car Wash common stock to Parent immediately before the merger, receiving indirect equity interests in Parent, with those contributed shares valued at $7.00 per share for the rollover.