WTTR COO sells 110,000 Select Water shares

Select Water Solutions, Inc. executive vice president and COO Michael Skarke reported open-market sales of Class A common stock over two days.

Accepted by SEC EDGAR 05/12/2026 - 09:35 PM EDT Learn about SEC filing dates

Rhea-AI Filing Summary

Select Water Solutions, Inc. executive vice president and COO Michael Skarke reported open-market sales of Class A common stock over two days. On May 11, 2026, he sold 90,000 shares at a weighted average price of $17.31 per share. On May 12, 2026, he sold an additional 20,000 shares at a weighted average price of $17.78 per share. After these transactions, he directly holds 360,738 shares of Class A common stock.

Insider Trade Summary

Net Seller: 110,000 shares

Net Sell 2 txns

Insider Skarke Michael

Role EVP & COO

Sold 110,000 shs ($1.91M)

Share of Position Sold 23.4%

Type	Security	Shares	Price	Value
Sale	Class A Common Stock	20,000	$17.78	$356K
Sale	Class A Common Stock	90,000	$17.31	$1.56M

Holdings After Transaction: Class A Common Stock — 360,738 shares (Direct)

Holdings Before and After: Class A Common Stock, 470,738 to 360,738 shares (Direct)

Other Insiders: 2 other insiders reported open-market sales of this stock in the 30 days up to this filing.

Footnotes (2)

1. F1. This transaction was executed in multiple trades at prices ranging from $16.715 USD to $17.610 USD; the price reported above reflects the weighted average sale price. The reporting person undertakes to provide to Select Water Solutions, Inc., a Delaware corporation (the "Issuer'), any security holder of the Issuer or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote to this Form 4.
2. F2. This transaction was executed in multiple trades at prices ranging from $17.52 USD to $18.10 USD; the price reported above reflects the weighted average sale price. The reporting person undertakes to provide to Select Water Solutions, Inc., a Delaware corporation (the "Issuer"), any security holder of the Issuer or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote to this Form 4.

Key Figures

Total shares sold: 110,000 shares May 11 sale size: 90,000 shares May 11 weighted average price: $17.31 per share +5 more

8 metrics

Total shares sold 110,000 shares Open-market sales reported on May 11–12, 2026

May 11 sale size 90,000 shares Class A common stock sold on May 11, 2026

May 11 weighted average price $17.31 per share Open-market sale on May 11, 2026

May 12 sale size 20,000 shares Class A common stock sold on May 12, 2026

May 12 weighted average price $17.78 per share Open-market sale on May 12, 2026

Shares held after transactions 360,738 shares Direct Class A holdings after May 12, 2026

May 11 trade price range $16.715–$17.610 Multiple trades making up May 11, 2026 sale

May 12 trade price range $17.52–$18.10 Multiple trades making up May 12, 2026 sale

Key Terms

Class A Common Stock, open-market sale, weighted average sale price, transaction code "S"

4 terms

Class A Common Stock financial

"reported open-market sales of Class A common stock over two days"

Class A common stock is a category of a company’s shares that carries a specific set of ownership rights—most commonly defined voting power and claims on dividends—set out in the company’s charter. For investors it matters because the class determines how much influence you have over corporate decisions, the share’s likely dividend and trading behavior, and how it compares in value to other share classes, like choosing a particular seat with different privileges at the company’s decision-making table.

open-market sale financial

"reported open-market sales of Class A common stock over two days"

An open-market sale is when a shareholder sells existing shares directly on a public exchange to any willing buyer, rather than through a private deal. Think of it like putting goods on a busy market stall where price is set by supply and demand; for investors it matters because such sales increase available supply, can put short-term downward pressure on the stock price, and signal changes in liquidity or investor confidence.

weighted average sale price financial

"the price reported above reflects the weighted average sale price"

transaction code "S" financial

"The transaction code is “S,” indicating sales in the open market"

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transactions did WTTR executive Michael Skarke report?

Michael Skarke reported selling Class A common stock in two open-market transactions. He sold 90,000 shares on May 11, 2026, and 20,000 shares on May 12, 2026, according to the Form 4 insider trading report.

How many Select Water Solutions (WTTR) shares did Skarke sell and at what prices?

He sold a total of 110,000 Class A common shares. The May 11, 2026 sale covered 90,000 shares at a weighted average price of $17.31, and the May 12, 2026 sale covered 20,000 shares at a weighted average price of $17.78.

How many WTTR shares does Michael Skarke hold after these Form 4 sales?

Following the reported transactions, Skarke directly holds 360,738 shares of Select Water Solutions Class A common stock. This post-transaction holding is disclosed in the Form 4 and reflects his remaining direct ownership position after the sales.

Were the WTTR insider sales executed as single trades or multiple trades?

Each reported sale was executed in multiple trades within a price range. For May 11, trades ranged from $16.715 to $17.610, and for May 12, from $17.52 to $18.10, with weighted average prices reported in the Form 4.

What type of transaction is reported in the WTTR Form 4 for Michael Skarke?

The Form 4 reports open-market sales of Class A common stock. The transaction code is “S,” indicating sales in the open market or private transactions, with Skarke listed as the direct owner of the sold shares.

AI-generated analysis. How Rhea-AI works. Not financial advice.

Form 4 Insider Transactions: What Each Field Means →

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SEC Form 4

FORM 4

UNITED 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

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^*

Skarke Michael

(Last) (First) (Middle)

1820 N I-35

(Street)

GAINESVILLE TEXAS 76240

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
Select Water Solutions, Inc. [ WTTR ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	EVP & COO

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
05/11/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form 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)
			Code	V	Amount	(A) or (D)	Price
Class A Common Stock	05/11/2026		S		90,000	D	$17.31(1)	380,738	D
Class A Common Stock	05/12/2026		S		20,000	D	$17.78(2)	360,738	D

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)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. This transaction was executed in multiple trades at prices ranging from $16.715 USD to $17.610 USD; the price reported above reflects the weighted average sale price. The reporting person undertakes to provide to Select Water Solutions, Inc., a Delaware corporation (the "Issuer'), any security holder of the Issuer or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote to this Form 4.

2. This transaction was executed in multiple trades at prices ranging from $17.52 USD to $18.10 USD; the price reported above reflects the weighted average sale price. The reporting person undertakes to provide to Select Water Solutions, Inc., a Delaware corporation (the "Issuer"), any security holder of the Issuer or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote to this Form 4.

Remarks:

	/s/ Michael C Skarke by Calla J Hackler, as Attorney-in-Fact	05/12/2026
	** Signature of Reporting Person	Date
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)