Select Water Solutions, Inc.
Select Water Solutions, Inc. (WTTR) Stock Ownership
Institutional vs insider vs public ownership from 13F and float data — top holders, activity, and insider trades below.
SEC 13F · FMP · WTTR · as of Sep 30, 2025
Ownership Breakdown
214
Institutional Holders
▼ 13 vs Q2
$1.04B
Total Inst. Value
▲ $254.82M vs Q2
104.20M
Shares Outstanding
freeFloat 108.92%
97.64M
13F Shares Held
▲ 6.38M vs Q2
Institutional ownership = 13F shares ÷ total outstanding. Insider % = 100 − free float. Public % = free float − institution %. Data: FMP /symbol-positions-summary + /shares-float + SEC EDGAR.
Top Institutional Holders
WTTR largest shareholders · institutional ownership
Q3 2025 · SEC 13F
Showing top 10 holders
| Holder | Shares | % Owned | Weight | Value | Reported | Change |
|---|---|---|---|---|---|---|
BLACKROCK, INC. oil & gas field services, nec | 8.70M | 7.43% | 7.43% | $93.00B | Nov 12, 2025 | ▼ 307.8K |
DIMENSIONAL FUND ADVISORS LP oil & gas field services, nec | 6.31M | 5.39% | 5.39% | $67.41B | Nov 12, 2025 | ▼ 6.0K |
VANGUARD GROUP INC oil & gas field services, nec | 6.30M | 5.38% | 5.38% | $67.32B | Nov 7, 2025 | ▲ 15.8K |
WELLINGTON MANAGEMENT GROUP LLP oil & gas field services, nec | 5.13M | 4.38% | 4.38% | $54.80B | Nov 14, 2025 | ▲ 705.6K |
FRANKLIN RESOURCES INC oil & gas field services, nec | 4.94M | 4.22% | 4.22% | $52.81B | Nov 13, 2025 | ▲ 2.17M |
AMERICAN CENTURY COMPANIES INC oil & gas field services, nec | 3.90M | 3.33% | 3.33% | $41.69B | Nov 12, 2025 | ▲ 238.9K |
CRESTVIEW PARTNERS II GP, L.P. oil & gas field services, nec | 3.90M | 3.33% | 3.33% | $41.68B | Nov 14, 2025 | — held |
DEPRINCE RACE & ZOLLO INC oil & gas field services, nec | 3.78M | 3.23% | 3.23% | $40.45B | Oct 17, 2025 | ▲ 3.52M |
VICTORY CAPITAL MANAGEMENT INC oil & gas field services, nec | 3.65M | 3.12% | 3.12% | $38.98B | Nov 12, 2025 | ▼ 236.6K |
WEBS CREEK CAPITAL MANAGEMENT LP oil & gas field services, nec | 3.14M | 2.68% | 2.68% | $33.54B | Nov 14, 2025 | ▼ 1.24M |
Data from SEC Form 13F filings. Ownership bar normalised to largest holder. Change flags: isNew / isSoldOut / changeInSharesNumber (FMP extract-analytics/holder).
Institutional Activity
Q3 2025 vs prior quarter
Q3 2025
26
Increased
+13.19M shares1
New Positions
first time holders18
Decreased
−4.53M shares0
Sold Out
fully exitedNet shares change (top 50)
+8.66M
+13.19M / −4.53M
Net new holders
+9
1 new / 0 exited
Based on top 50 institutional holders by position size. Fields: isNew, isSoldOut, changeInSharesNumber (FMP extract-analytics/holder, limit=50).
Insider Buying vs Selling
WTTR insider trading · insider activity
Source: SEC Form 4
Insiders have been primarily selling shares recently. Selling may be driven by pre-scheduled Rule 10b5-1 plans rather than negative sentiment.
10
Buy transactions
14
Sell transactions
0.71
Buy/Sell ratio
$17M
Total disposed
Recent Insider Transactions
Showing 10 most recent · Common Stock only
| Name · Role | Date | Type | Shares | Price | Value | After Trans. | Filing |
|---|---|---|---|---|---|---|---|
Crestview Partners II GP, L.P. 10 percent owner | May 19, 2026 | C-Conversion | 2,632,760 | — | — | 11.16M | Form 4 ↗ |
Crestview Partners II GP, L.P. 10 percent owner | May 19, 2026 | D-Return | 2,632,760 | — | — | 11.16M | Form 4 ↗ |
Crestview Partners II GP, L.P. 10 percent owner | May 19, 2026 | C-Conversion | 2,632,760 | — | — | 2.63M | Form 4 ↗ |
Crestview Partners II GP, L.P. 10 percent owner | May 19, 2026 | Sale | 617,240 | $18.92 | $11.68M | 2.62M | Form 4 ↗ |
Crestview Partners II GP, L.P. 10 percent owner | May 19, 2026 | Sale | 2,632,760 | $18.92 | $49.81M | 0 | Form 4 ↗ |
Burnett Richard Alan director | May 14, 2026 | Sale | 19,684 | $18.73 | $368.7K | 116.9K | Form 4 ↗ |
Burnett Richard Alan director | May 15, 2026 | Sale | 45,316 | $18.74 | $849.2K | 71.6K | Form 4 ↗ |
Skarke Michael EVP & COO | May 11, 2026 | Sale | 90,000 | $17.31 | $1.56M | 380.7K | Form 4 ↗ |
Skarke Michael EVP & COO | May 12, 2026 | Sale | 20,000 | $17.78 | $355.6K | 360.7K | Form 4 ↗ |
Szymanski Brian Chief Accounting Officer | May 11, 2026 | Sale | 20,000 | $17.04 | $340.8K | 114.8K | Form 4 ↗ |
Source: /insider-trading/search (FMP stable). Buy/Sell direction: acquisitionOrDisposition A=Buy, D=Sell. RSU vesting (M-Exempt) excluded from sentiment bar. All data from SEC EDGAR public filings.
About institutional & insider ownership
Select Water Solutions, Inc. (WTTR) is primarily owned by institutional investors, who hold approximately 93.7% of total shares outstanding. Company insiders own approximately 0.00%, while retail and public investors account for the remaining 15.21%.
The largest institutional shareholder of Select Water Solutions, Inc. is BLACKROCK, INC., holding approximately 8.70 million shares — equal to 7.43% of outstanding shares — as of September 30, 2025.
A total of 214 institutional investors currently hold WTTR stock, with a combined institutional value of approximately $1.04 billion as of the most recent 13F filing period.
Frequently asked questions
WTTR ownershipSelect Water Solutions, Inc. (WTTR) is primarily owned by institutional investors, who hold approximately 93.7% of shares. The largest shareholder is BLACKROCK, INC. with a 7.43% stake. Company insiders hold 0.00%. Data sourced from SEC Form 13F as of September 30, 2025.