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WTTRSelect Water Solutions, Inc. · Insider ownership research

Select Water Solutions, Inc. insiders sold $11.2M in the past 12 months. How much of their stake is that?

Insiders sold $11.2M in the past 12 months.6% was sold under disclosed trading plans, 94% with no plan disclosed. The largest seller, John Schmitz (President & CEO, Director), sold $7.3M.Share-of-stake figures for this company are being verified and will be added when that check is finished. Why

Updated Oct 13, 2026 from SEC filings · covers Oct 14, 2025 to Oct 13, 2026
$10.5M
sold with no plan disclosed, past 12 months
5.9%
of sales were under disclosed trading plans, past 12 months
5 of 15
officers and directors sold shares, past 12 months
Is this normal? More than usual: $11.2M sold, after almost none in the past 5 years. 5 insiders sold; the average is 2 a year. Year by year
Latest filing: Filed Aug 18 for a tax withholding on Aug 15. Michael Lyons had 1.8K shares withheld by the company for taxes. Filing
SEC ownership filings: 38 filed in the 12 months to Oct 13, 2026; 357 on record since Apr 20, 2017 · See the evidence

What stands out

Three insiders sold $9.7M with no disclosed plan: John Schmitz ($6.6M), Michael Skarke ($1.9M) and Richard Burnett ($1.2M). The filings don't state a reason.John Schmitz: largest such sale, Dec 4, 2025 · Michael Skarke: largest such sale, May 11, 2026 · Richard Burnett: largest such sale, May 15, 2026
Outside holder Crestview Partners II GP, L.P., a 10% owner and not part of management, sold $108M of stock.Largest sale, May 19, 2026

A share of stake is shown for 0 of the 5 officers and directors who sold. 15 are left out

i
Left out: John Schmitz, Cody Ortowski, Michael Skarke, Christopher George, Richard Burnett, Douglas Wall, Christina Ibrahim, Brian Szymanski, Michael Lyons, Gayle Burleson, Luis Fernandez-Moreno, Robin Fielder, Bruce Cope, Timothy Roberts and Robert Wilson (share of stake is being verified).
Disclosed company stock is not an insider's whole wealth.

Who sold, and how much of their stake

Officers and directors, past 12 months. Their share of stake is being verified and is not shown yet; amounts and trading plans are below.

John Schmitz
President & CEO, Director
Not confirmed
Share of stake not shown: share of stake is being verified. Why
$7.3M9% planned 91% no plan disclosed
Michael Skarke
EVP & COO
Not confirmed
Share of stake not shown: share of stake is being verified. Why
$1.9MNo plan disclosed
Richard Burnett
Director
Not confirmed
Share of stake not shown: share of stake is being verified. Why
$1.2MNo plan disclosed
Robin Fielder
Director
Not confirmed
Share of stake not shown: share of stake is being verified. Why
$454KNo plan disclosed
Brian Szymanski
Chief Accounting Officer
Not confirmed
Share of stake not shown: share of stake is being verified. Why
$341KNo plan disclosed
Amounts, filings and trading plans for each seller

Selling by month

Officers and directors, Oct 2025 to Oct 2026. Each sale is counted once: under a disclosed plan, else to cover taxes, else no plan disclosed.

Disclosed planNo plan disclosedOne dollar scale for every month; the tallest bar is labeled
OctNov 2025: $3.5M no plan disclosedNovDec 2025: $3.1M no plan disclosedDecJanFeb 2026: $661K under a disclosed planFebMarAprMay 2026: $3.9M no plan disclosed$3.9MMayJunJulAugSepOct

Recent activity

Past 30 days, Sep 14, 2026 to Oct 13, 2026

No officer or director trades were reported for the past 30 days. The most recent before that:

Aug 15, 2026Michael Lyons had 1.8K shares ($38K) withheld by the company for taxes (not a market sale).
WhoSharesPrice% of total stakeTotal stake afterTrade dateFiled
Michael Lyons
EVP, CSO & CTO
1,844$20.86n/an/aAug 15, 2026Aug 18, 2026

Outside holders, reported separately

Crestview Partners II GP, L.P. sold $108M in the past 12 months. Large shareholders and the funds or companies that board members represent are not part of management, so they are left out of the figures above.

Details

Common questions

Is the Select Water Solutions, Inc. CEO selling stock?

Yes. John Schmitz sold 646K shares ($7.3M) in the past 12 months, 9% of it under a trading plan disclosed in the filings.

Why are Select Water Solutions, Inc. insiders selling?

Filings rarely give a reason, and we don't guess at one. What they show is how the sales were made: 6% of sales by value ran under 10b5-1 trading plans disclosed in the filings and 94% had no disclosed plan. A trading plan schedules sales in advance.

Are any Select Water Solutions, Inc. insiders buying?

No. Officers and directors reported no purchases in the past 12 months.

The evidence

Who sold5 officers and directors: amount, % of holdings, trading plan
Who soldAmount% of holdingsTrading plan
John Schmitz
President & CEO, Director
$7.3M
646K shares
Not confirmed
share of stake is being verified. Why
9% under a disclosed plan 91% no plan disclosed
Michael Skarke
EVP & COO
$1.9M
110K shares
Not confirmed
share of stake is being verified. Why
No plan disclosed
Richard Burnett
Director
$1.2M
65K shares
Not confirmed
share of stake is being verified. Why
No plan disclosed
Robin Fielder
Director
$454K
27K shares
Not confirmed
share of stake is being verified. Why
No plan disclosed
Brian Szymanski
Chief Accounting Officer
$341K
20K shares
Not confirmed
share of stake is being verified. Why
No plan disclosed

Outside holder, reported separately: Crestview Partners II GP, L.P. (a 10% owner, not part of management). Sold $108M (6.35M shares) from Apr 8, 2026 to May 19, 2026. Latest filing

The full ownership picture0 of 15 officers and directors confirmed

Vested shares across all share classes, held directly and through trusts, LLCs and family members, as reported on SEC Forms 3, 4 and 5. Unvested awards and options are never counted as owned shares.

InsiderHeld Oct 13, 2025SoldHeld Oct 13, 2026Still held
John Schmitz
!
Holdings and share of stake are being verified. Share-of-stake figures and holdings for this company are held back while they are verified. See the filing Sales and other transactions for John Schmitz are complete.
President & CEO, Director
n/a−646Kn/an/a
Vesting, gifts, unvested awards and holding lines for John Schmitz

Holdings and share of stake are being verified. Sales, proceeds, plan and tax status and dates for John Schmitz are complete; balances and unit counts will be added when the check is finished.

0gifted (net of own trusts)
−152Kwithheld by the company for taxes
Cody Ortowski
!
Holdings and share of stake are being verified. Share-of-stake figures and holdings for this company are held back while they are verified. Sales and other transactions for Cody Ortowski are complete.
EVP, Business Strategy
n/a0n/an/a
Vesting, gifts, unvested awards and holding lines for Cody Ortowski

Holdings and share of stake are being verified. Sales, proceeds, plan and tax status and dates for Cody Ortowski are complete; balances and unit counts will be added when the check is finished.

0gifted (net of own trusts)
−34Kwithheld by the company for taxes
Michael Skarke
!
Holdings and share of stake are being verified. Share-of-stake figures and holdings for this company are held back while they are verified. Sales and other transactions for Michael Skarke are complete.
EVP & COO
n/a−110Kn/an/a
Vesting, gifts, unvested awards and holding lines for Michael Skarke

Holdings and share of stake are being verified. Sales, proceeds, plan and tax status and dates for Michael Skarke are complete; balances and unit counts will be added when the check is finished.

0gifted (net of own trusts)
−36Kwithheld by the company for taxes
Christopher George
!
Holdings and share of stake are being verified. Share-of-stake figures and holdings for this company are held back while they are verified. Sales and other transactions for Christopher George are complete.
EVP & CFO
n/a0n/an/a
Vesting, gifts, unvested awards and holding lines for Christopher George

Holdings and share of stake are being verified. Sales, proceeds, plan and tax status and dates for Christopher George are complete; balances and unit counts will be added when the check is finished.

0gifted (net of own trusts)
−33Kwithheld by the company for taxes
Richard Burnett
!
Holdings and share of stake are being verified. Share-of-stake figures and holdings for this company are held back while they are verified. Sales and other transactions for Richard Burnett are complete.
Director
n/a−65Kn/an/a
Vesting, gifts, unvested awards and holding lines for Richard Burnett

Holdings and share of stake are being verified. Sales, proceeds, plan and tax status and dates for Richard Burnett are complete; balances and unit counts will be added when the check is finished.

0gifted (net of own trusts)
Douglas Wall
!
Holdings and share of stake are being verified. Share-of-stake figures and holdings for this company are held back while they are verified. Sales and other transactions for Douglas Wall are complete.
Director
n/a0n/an/a
Vesting, gifts, unvested awards and holding lines for Douglas Wall

Holdings and share of stake are being verified. Sales, proceeds, plan and tax status and dates for Douglas Wall are complete; balances and unit counts will be added when the check is finished.

0gifted (net of own trusts)
Christina Ibrahim
!
Holdings and share of stake are being verified. Share-of-stake figures and holdings for this company are held back while they are verified. Sales and other transactions for Christina Ibrahim are complete.
SVP, GC, CCO & Corp. Sec.
n/a0n/an/a
Vesting, gifts, unvested awards and holding lines for Christina Ibrahim

Holdings and share of stake are being verified. Sales, proceeds, plan and tax status and dates for Christina Ibrahim are complete; balances and unit counts will be added when the check is finished.

0gifted (net of own trusts)
Brian Szymanski
!
Holdings and share of stake are being verified. Share-of-stake figures and holdings for this company are held back while they are verified. Sales and other transactions for Brian Szymanski are complete.
Chief Accounting Officer
n/a−20Kn/an/a
Vesting, gifts, unvested awards and holding lines for Brian Szymanski

Holdings and share of stake are being verified. Sales, proceeds, plan and tax status and dates for Brian Szymanski are complete; balances and unit counts will be added when the check is finished.

0gifted (net of own trusts)
−25Kwithheld by the company for taxes
Michael Lyons
!
Holdings and share of stake are being verified. Share-of-stake figures and holdings for this company are held back while they are verified. Sales and other transactions for Michael Lyons are complete.
EVP, CSO & CTO
n/a0n/an/a
Vesting, gifts, unvested awards and holding lines for Michael Lyons

Holdings and share of stake are being verified. Sales, proceeds, plan and tax status and dates for Michael Lyons are complete; balances and unit counts will be added when the check is finished.

0gifted (net of own trusts)
−16Kwithheld by the company for taxes
Gayle Burleson
!
Holdings and share of stake are being verified. Share-of-stake figures and holdings for this company are held back while they are verified. Sales and other transactions for Gayle Burleson are complete.
Director
n/a0n/an/a
Vesting, gifts, unvested awards and holding lines for Gayle Burleson

Holdings and share of stake are being verified. Sales, proceeds, plan and tax status and dates for Gayle Burleson are complete; balances and unit counts will be added when the check is finished.

0gifted (net of own trusts)
Luis Fernandez-Moreno
!
Holdings and share of stake are being verified. Share-of-stake figures and holdings for this company are held back while they are verified. Sales and other transactions for Luis Fernandez-Moreno are complete.
Director
n/a0n/an/a
Vesting, gifts, unvested awards and holding lines for Luis Fernandez-Moreno

Holdings and share of stake are being verified. Sales, proceeds, plan and tax status and dates for Luis Fernandez-Moreno are complete; balances and unit counts will be added when the check is finished.

0gifted (net of own trusts)
Robin Fielder
!
Holdings and share of stake are being verified. Share-of-stake figures and holdings for this company are held back while they are verified. Sales and other transactions for Robin Fielder are complete.
Director
n/a−27Kn/an/a
Vesting, gifts, unvested awards and holding lines for Robin Fielder

Holdings and share of stake are being verified. Sales, proceeds, plan and tax status and dates for Robin Fielder are complete; balances and unit counts will be added when the check is finished.

0gifted (net of own trusts)
Bruce Cope
!
Holdings and share of stake are being verified. Share-of-stake figures and holdings for this company are held back while they are verified. Sales and other transactions for Bruce Cope are complete.
Director
n/a0n/an/a
Vesting, gifts, unvested awards and holding lines for Bruce Cope

Holdings and share of stake are being verified. Sales, proceeds, plan and tax status and dates for Bruce Cope are complete; balances and unit counts will be added when the check is finished.

0gifted (net of own trusts)
Timothy Roberts
!
Holdings and share of stake are being verified. Share-of-stake figures and holdings for this company are held back while they are verified. Sales and other transactions for Timothy Roberts are complete.
Director
n/a0n/an/a
Vesting, gifts, unvested awards and holding lines for Timothy Roberts

Holdings and share of stake are being verified. Sales, proceeds, plan and tax status and dates for Timothy Roberts are complete; balances and unit counts will be added when the check is finished.

0gifted (net of own trusts)
Robert Wilson
!
Holdings and share of stake are being verified. Share-of-stake figures and holdings for this company are held back while they are verified. Sales and other transactions for Robert Wilson are complete.
SVP, General Counsel & CCO
n/a0n/an/a
Vesting, gifts, unvested awards and holding lines for Robert Wilson

Holdings and share of stake are being verified. Sales, proceeds, plan and tax status and dates for Robert Wilson are complete; balances and unit counts will be added when the check is finished.

0gifted (net of own trusts)

Holdings and share of stake for Select Water Solutions, Inc. are being verified, so no balances, unit counts or percentages are shown. Sales, proceeds, plan and tax status, titles and dates come straight from individual filings.

What explains the selling$11.2M of sales by plan status, purpose, seller and month

Officer and director open-market sales: $11.2M across 868,127 shares. Plan status and stated purpose are separate questions, and a sale can have both.

By plan status

The lighter segment is sales with no plan disclosed in the filing ($10.5M), including tax-related sales outside a plan.

No plan disclosed · $10.5M

Sales with no 10b5-1 plan and no tax reference in the filing. $6.6M of it is John Schmitz. No plan disclosed is a statement about the filing, not about why the sale happened. Largest such sale: John Schmitz, Dec 4, 2025

Taxes

297,053 shares ($4.1M) were withheld by the company for taxes, which isn't a market sale.

SellerShares soldProceedsUnder a disclosed planShare of totalSales dates
John Schmitz
President & CEO, Director
646K$7.3M9%65%Nov 10, 2025 to Feb 9, 2026
Michael Skarke
EVP & COO
110K$1.9M0%17%May 11, 2026 to May 12, 2026
Richard Burnett
Director
65K$1.2M0%11%May 14, 2026 to May 15, 2026
Robin Fielder
Director
27K$454K0%4%May 8, 2026 to May 8, 2026
Brian Szymanski
Chief Accounting Officer
20K$341K0%3%May 11, 2026 to May 11, 2026

Sales by month

MonthSale proceedsDisclosed planTo cover taxesNo plan disclosed
Oct 2025$0$0$0$0
Nov 2025$3.5M$0$0$3.5M
Dec 2025$3.1M$0$0$3.1M
Jan 2026$0$0$0$0
Feb 2026$661K$661K$0$0
Mar 2026$0$0$0$0
Apr 2026$0$0$0$0
May 2026$3.9M$0$0$3.9M
Jun 2026$0$0$0$0
Jul 2026$0$0$0$0
Aug 2026$0$0$0$0
Sep 2026$0$0$0$0
Oct 2026$0$0$0$0
Is this normal? Selling year by year5 earlier years to compare with

More than usual: $11.2M sold, after almost none in the past 5 years. 5 insiders sold; the average is 2 a year.

12 months endingShares soldInsiders who soldProceeds
Oct 13, 2026
Latest 12 months
868K5$11.2M
Oct 13, 2025
1 year earlier
400K1$5.4M
Oct 13, 2024
2 years earlier
60K4$529K
Oct 14, 2023
3 years earlier
43K3$343K
Oct 14, 2022
4 years earlier
12K1$86K
Oct 14, 2021
5 years earlier
00$0

Open-market sales (Form 4 code S) by people who were officers or directors, in split-adjusted shares. Earlier years include people who have since left. A sale that an outside holder also reports (a family trust, a fund) is counted with outside holders in every year. Shares, not dollars, are compared, so a change in the stock price doesn't look like a change in selling. Years the filings don't fully cover are shown but left out of the average.

Known gaps and uncertainty15 officers and directors not confirmed

Holdings and share of stake are being verified. Balances, unit counts and every share-of-stake figure for Select Water Solutions, Inc. are held back until that check is finished. Sales, proceeds, plan and tax status, titles and dates come straight from individual filings and are complete.

External context: we only cite outside events when a documented connection exists. None is shown for this period.

Sources and methodology357 filings on record, 38 filed in the 12-month period, and how we read them

All 357 Forms 3, 4 and 5 on record for Select Water Solutions, Inc. (SEC CIK 1693256), filed from Apr 20, 2017 to Aug 18, 2026; 38 of them were filed in the 12 months this page covers, retrieved from SEC EDGAR on Oct 13, 2026. Prices are the ones reported in each filing, often weighted averages.

Holdings. Each holding line (a share class plus an owner, such as a trust or LLC) carries its last reported balance forward. Entities first reported during the period start at zero, so transfers between an insider's own trusts don't count as selling. Lines not reported for three years or more are listed separately and left out of totals.

Sales. A sale counts as under a 10b5-1 plan if its footnote cites one or the filing's Rule 10b5-1 box is checked, and as tax-related if its footnote cites tax obligations or sell-to-cover. Shares withheld by the company for taxes are listed separately. Sales with neither attribute are labeled "no plan disclosed".

Full methodology

Former or inactive filers (16)No filing in 18 months; last reported balances, not in any total

Spotted something wrong on this page? Report an error. We check every report against the SEC filing and list what we fix in the corrections log.