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WTTR · Select Water Solutions, Inc. · Shareholders & Ownership

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$17.54 -1.24 (-6.60%)
Market Cap
$2.45B
Shares
138.48M
Volume · Oct 22 1.72M Avg daily vol (3M) 1.67M

Every disclosed holder of WTTR in one list: 13F institutions, Schedule 13D and 13G filers, insiders (Forms 3, 4 and 5) and registered funds, each from its own latest filing. Holders nest by CIK and SEC reporting links, never by name, and each is summed once.

Who Owns WTTR

13F quarter Sep 30, 2026, combined view: filers that have not filed yet carry their Jun 30, 2026 positions
Holder group Shares % Out
Institutional (13F) 120,019,071 86.67%
Insiders (Forms 3, 4, 5) 0 0.00%
13D/G-only blocks 400,010 0.29%
Remaining 18,061,752 13.04%
Registered funds (N-PORT, not summed) 61,203,437 44.20%

Shares outstanding: 138,480,833, the issuer's latest cover-page count restated onto today's split basis.

Insiders are listed but not summed: the issuer has more than one class of common stock and Forms 3, 4 and 5 report one issuer-wide balance across them.

13D/G-only counts each filer's latest 13D or 13G that no 13F report of the listing contains, that names no 13F filer and that no counted insider files. Funds are never summed: their shares sit inside their advisers' 13F reports.

Holders of WTTR

# Holder Shares
1
BlackRock, Inc.
13F CIK 2012383 · Holding company · Jun 30, 2026
carried, not yet filed for the newest quarter
11,687,275
1.1
iShares Russell 2000 ETF
Fund S000004344 · Registered fund · Jun 30, 2026
iShares Trust, not summed
2,970,693
1.2
iShares Russell 2000 Growth ETF
Fund S000004343 · Registered fund · Jun 30, 2026
iShares Trust, not summed
1,051,763
1.3
iShares U.S. Oil Equipment & Services ETF
Fund S000009416 · Registered fund · Jun 30, 2026
iShares Trust, not summed
252,139
1.4
Master Small Cap Index Series
Fund S000002716 · Registered fund · Jun 30, 2026
Quantitative Master Series LLC, not summed
213,003
1.5
iShares Core S&P Total U.S. Stock Market ETF
Fund S000004317 · Registered fund · Jun 30, 2026
iShares Trust, not summed
157,565
2
FRANKLIN RESOURCES INC
13F CIK 38777 · Investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
11,207,094
2.1
Franklin Small Cap Value Fund
Fund S000007356 · Registered fund · Jul 31, 2026
Franklin Value Investors Trust, not summed
5,791,682
2.2
Franklin Small Cap Value VIP Fund
Fund S000007315 · Registered fund · Jun 30, 2026
Franklin Templeton Variable Insurance Products Trust, not summed
2,095,308
2.3
Franklin Natural Resources Fund
Fund S000006887 · Registered fund · Jul 31, 2026
Franklin Strategic Series, not summed
128,000
2.4
Franklin Small Cap Enhanced ETF
Fund S000097279 · Registered fund · Jun 30, 2026
Franklin Templeton ETF Trust, not summed
5,909
3
Crestview Partners II GP, L.P.
13G CIK 1505639 · Unknown · Jun 30, 2026
Rule 13d-1(d), exempt investor, not summed
8,774,073
3.1
Crestview Partners II GP, L.P.
Insider CIK 1505639 · May 19, 2026
Director, issuer-wide, not summed
13,774,073
3.2
Crestview Partners II GP, L.P.
13F CIK 1505639 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
2,615,972
4
DIMENSIONAL FUND ADVISORS LP
13G CIK 354204 · Registered investment adviser · Sep 30, 2026
Rule 13d-1(b), qualified institution, not summed
6,331,185
4.1
DIMENSIONAL FUND ADVISORS LP
13F CIK 354204 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
6,519,388
4.2
U.S. SMALL CAP VALUE PORTFOLIO
Fund S000000987 · Registered fund · Jul 31, 2026
DFA INVESTMENT DIMENSIONS GROUP INC, not summed
1,090,924
4.3
U.S. Targeted Value Portfolio
Fund S000000970 · Registered fund · Jul 31, 2026
DFA INVESTMENT DIMENSIONS GROUP INC, not summed
855,865
4.4
Dimensional U.S. Targeted Value ETF
Fund S000070901 · Registered fund · Jul 31, 2026
Dimensional ETF Trust, not summed
764,978
4.5
U.S. SMALL CAP PORTFOLIO
Fund S000000971 · Registered fund · Jul 31, 2026
DFA INVESTMENT DIMENSIONS GROUP INC, not summed
491,333
5
VANGUARD CAPITAL MANAGEMENT LLC
13F CIK 2100119 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
5,206,877
6
AMERICAN CENTURY COMPANIES INC
13F CIK 748054 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
4,165,082
7
WELLINGTON MANAGEMENT GROUP LLP
13F CIK 902219 · Holding company · Jun 30, 2026
carried, not yet filed for the newest quarter
3,855,291
8
STATE STREET CORP
13F CIK 93751 · Bank · Jun 30, 2026
carried, not yet filed for the newest quarter
3,815,297
8.1
State Street(R) SPDR(R) S&P(R) Oil & Gas Equipment & Services ETF
Fund S000012334 · Registered fund · Jun 30, 2026
SPDR SERIES TRUST, not summed
1,013,976
8.2
State Street(R) SPDR(R) S&P Kensho New Economies Composite ETF
Fund S000063362 · Registered fund · Jun 30, 2026
SPDR SERIES TRUST, not summed
191,887
8.3
STATE STREET SMALL/MID CAP EQUITY INDEX PORTFOLIO
Fund S000050332 · Registered fund · Jun 30, 2026
STATE STREET INSTITUTIONAL INVESTMENT TRUST, not summed
38,492
8.4
State Street(R) SPDR(R) Portfolio MSCI Global Stock Market ETF
Fund S000036082 · Registered fund · Jun 30, 2026
SPDR INDEX SHARES FUNDS, not summed
27,806
8.5
State Street(R) SPDR(R) S&P(R) North American Natural Resources ETF
Fund S000052050 · Registered fund · Jun 30, 2026
SPDR INDEX SHARES FUNDS, not summed
15,869
9
VANGUARD TOTAL STOCK MARKET INDEX FUND
Fund S000002848 · Registered fund · Jun 30, 2026
VANGUARD INDEX FUNDS, not summed
3,732,986
10
Avantis U.S. Small Cap Value ETF
Fund S000066459 · Registered fund · May 31, 2026
American Century ETF Trust, not summed
3,467,866
11
GEODE CAPITAL MANAGEMENT, LLC
13F CIK 1214717 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
3,262,249
12
Merewether Investment Management, LP
13F CIK 1736852 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
2,955,888
13
FMR LLC
13F CIK 315066 · Holding company · Jun 30, 2026
carried, not yet filed for the newest quarter
2,721,945
13.1
Fidelity Stock Selector Small Cap Fund
Fund S000005453 · Registered fund · Jul 31, 2026
Fidelity Capital Trust, not summed
2,049,525
13.2
Fidelity Series Small Cap Opportunities Fund
Fund S000015587 · Registered fund · Jul 31, 2026
Fidelity Securities Fund, not summed
1,326,367
13.3
Fidelity Small Cap Index Fund
Fund S000033638 · Registered fund · Jul 31, 2026
Fidelity Salem Street Trust, not summed
1,245,130
13.4
Select Energy Portfolio
Fund S000007459 · Registered fund · May 31, 2026
Fidelity Select Portfolios, not summed
1,059,900
13.5
Fidelity Extended Market Index Fund
Fund S000006021 · Registered fund · May 31, 2026
Fidelity Concord Street Trust, not summed
584,651
14
VAN ECK ASSOCIATES CORP
13F CIK 869178 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
2,584,256
14.1
VanEck Oil Services ETF
Fund S000034408 · Registered fund · Jun 30, 2026
VanEck ETF Trust, not summed
2,272,154
15
ALLIANCEBERNSTEIN L.P.
13F CIK 1109448 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
2,467,487
15.1
AB Small Cap Value Portfolio
Fund S000045542 · Registered fund · Jun 30, 2026
AB CAP FUND, INC., not summed
475,390
15.2
Small Cap Core Portfolio
Fund S000051867 · Registered fund · Jun 30, 2026
Bernstein Fund Inc, not summed
229,120
16
VICTORY CAPITAL MANAGEMENT INC
13F CIK 1040188 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
2,382,790
16.1
Victory Sycamore Small Company Opportunity Fund
Fund S000000800 · Registered fund · Jun 30, 2026
Victory Portfolios, not summed
1,745,000
16.2
Victory Integrity Discovery Fund
Fund S000046401 · Registered fund · Jun 30, 2026
Victory Portfolios, not summed
40,415
16.3
Victory Extended Market Index Fund
Fund S000012941 · Registered fund · Jul 31, 2026
Victory Portfolios III, not summed
13,120
17
DEPRINCE RACE & ZOLLO INC
13F CIK 1008894 · Registered investment adviser · Sep 30, 2026
2,377,683
18
Webs Creek Capital Management LP
13F CIK 1825309 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
2,015,969
19
VANGUARD PORTFOLIO MANAGEMENT LLC
13F CIK 2100121 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
1,955,499
20
ROYCE & ASSOCIATES LP
13F CIK 906304 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
1,812,157
20.1
Royce Small-Cap Opportunity Fund
Fund S000009512 · Registered fund · Jun 30, 2026
ROYCE FUND, not summed
598,110
20.2
Royce Micro-Cap Fund
Fund S000009506 · Registered fund · Jun 30, 2026
ROYCE FUND, not summed
149,344
20.3
Royce Capital Fund - Micro-Cap Portfolio
Fund S000009496 · Registered fund · Jun 30, 2026
ROYCE CAPITAL FUND, not summed
49,242
21
Nuveen, LLC
13F CIK 1871926 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
1,789,160
21.1
Nuveen Quant Small Cap Equity Fund
Fund S000005386 · Registered fund · Jul 31, 2026
TIAA-CREF Funds, not summed
651,600
21.2
College Retirement Equities Fund - Total Global Stock Account
Fund S000005080 · Registered fund · Jun 30, 2026
College Retirement Equities Fund, not summed
560,291
21.3
Nuveen Quant Small/Mid Cap Equity Fund
Fund S000054623 · Registered fund · Jul 31, 2026
TIAA-CREF Funds, not summed
288,700
21.4
Nuveen Small Cap Blend Index Fund
Fund S000005367 · Registered fund · Jul 31, 2026
TIAA-CREF Funds, not summed
150,536
21.5
Nuveen Equity Index Fund
Fund S000005360 · Registered fund · Jul 31, 2026
TIAA-CREF Funds, not summed
51,163
22
CHARLES SCHWAB INVESTMENT MANAGEMENT INC
13F CIK 884546 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
1,592,514
22.1
Schwab U.S. Small-Cap ETF
Fund S000026636 · Registered fund · May 31, 2026
SCHWAB STRATEGIC TRUST, not summed
544,051
22.2
Schwab Fundamental U.S. Small Company ETF
Fund S000040878 · Registered fund · May 31, 2026
SCHWAB STRATEGIC TRUST, not summed
516,126
22.3
Schwab Small-Cap Index Fund
Fund S000005912 · Registered fund · Jul 31, 2026
SCHWAB CAPITAL TRUST, not summed
276,537
22.4
Schwab Fundamental U.S. Small Company Index Fund
Fund S000016767 · Registered fund · Jul 31, 2026
SCHWAB CAPITAL TRUST, not summed
127,069
22.5
Schwab U.S. Broad Market ETF
Fund S000026631 · Registered fund · May 31, 2026
SCHWAB STRATEGIC TRUST, not summed
68,802
23
Ortowski Cody
Insider CIK 1698465 · Mar 5, 2026
EVP, Business Strategy, issuer-wide, not summed
1,539,524
24
Russell Investments Group, Ltd.
13F CIK 1692234 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
1,455,298
24.1
U.S. Small Cap Equity Fund
Fund S000001586 · Registered fund · Jul 31, 2026
RUSSELL INVESTMENT CO, not summed
346,329
24.2
Tax-Managed U.S. Mid & Small Cap Fund
Fund S000001571 · Registered fund · Jul 31, 2026
RUSSELL INVESTMENT CO, not summed
335,978
24.3
U.S. Small Cap Equity Fund
Fund S000006864 · Registered fund · Jun 30, 2026
RUSSELL INVESTMENT FUNDS, not summed
82,881
24.4
Russell Investments U.S. Small Cap Equity ETF
Fund S000089990 · Registered fund · Jun 30, 2026
Russell Investments Exchange Traded Funds, not summed
22,392
24.5
Tax-Managed Real Assets Fund
Fund S000064943 · Registered fund · Jul 31, 2026
RUSSELL INVESTMENT CO, not summed
21,426
25
PUNCH & ASSOCIATES INVESTMENT MANAGEMENT, INC.
13F CIK 1238990 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
1,435,415
26
VANGUARD EXTENDED MARKET INDEX FUND
Fund S000002841 · Registered fund · Jun 30, 2026
VANGUARD INDEX FUNDS, not summed
1,354,970
27
Invesco Ltd.
13F CIK 914208 · Investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
1,319,665
27.1
Invesco S&P Global Water Index ETF
Fund S000060819 · Registered fund · Jul 31, 2026
Invesco Exchange-Traded Fund Trust II, not summed
836,210
27.2
Invesco RAFI US 1500 Small-Mid ETF
Fund S000013120 · Registered fund · Jul 31, 2026
Invesco Exchange-Traded Fund Trust, not summed
146,989
27.3
Invesco Dorsey Wright Energy Momentum ETF
Fund S000013101 · Registered fund · Jul 31, 2026
Invesco Exchange-Traded Fund Trust, not summed
35,103
28
NEEDHAM INVESTMENT MANAGEMENT LLC
13F CIK 1167212 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
1,300,000
28.1
Needham Aggressive Growth Fund
Fund S000003815 · Registered fund · Jun 30, 2026
Needham Funds Inc, not summed
1,300,000
29
SYSTEMATIC FINANCIAL MANAGEMENT LP
13F CIK 1085936 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
1,277,394
30
Penn Capital Management Company, LLC
13F CIK 1158202 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
1,222,090
31
NEW YORK STATE COMMON RETIREMENT FUND
13F CIK 810265 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
1,216,730
32
GOLDMAN SACHS GROUP INC
13F CIK 886982 · Holding company · Jun 30, 2026
carried, not yet filed for the newest quarter
1,182,258
32.1
Multi-Manager U.S. Small Cap Equity Fund
Fund S000051363 · Registered fund · Apr 30, 2026
Goldman Sachs Trust II, not summed
21,025
32.2
Goldman Sachs ActiveBeta(R) U.S. Small Cap Equity ETF
Fund S000048296 · Registered fund · May 31, 2026
Goldman Sachs ETF Trust, not summed
17,765
32.3
Goldman Sachs Absolute Return Tracker Fund
Fund S000020314 · Registered fund · Jun 30, 2026
GOLDMAN SACHS TRUST, not summed
1,537
33
Driehaus Capital Management LLC
13F CIK 938206 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
1,161,973
33.1
Driehaus Micro Cap Growth Fund
Fund S000042829 · Registered fund · Jun 30, 2026
Driehaus Mutual Funds, not summed
122,505
34
CUSHING ASSET MANAGEMENT, LP dba NXG INVESTMENT MANAGEMENT
13F CIK 1329375 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
1,020,000
35
NORTHERN TRUST CORP
13F CIK 73124 · Bank · Jun 30, 2026
carried, not yet filed for the newest quarter
996,002
35.1
Small Cap Index Fund
Fund S000001245 · Registered fund · Jun 30, 2026
Northern Funds, not summed
57,596
35.2
FlexShares Morningstar US Market Factor Tilt Index Fund
Fund S000033312 · Registered fund · Jul 31, 2026
FlexShares Trust, not summed
10,042
36
RAYMOND JAMES FINANCIAL INC
13F CIK 720005 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
986,251
36.1
Carillon Eagle Small Cap Growth Fund
Fund S000008482 · Registered fund · Jun 30, 2026
Carillon Series Trust, not summed
200,600
37
SG Capital Management LLC
13F CIK 1510099 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
980,317
38
BRIDGEWAY CAPITAL MANAGEMENT, LLC
13F CIK 1107261 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
950,320
38.1
Omni Small-Cap Value Fund
Fund S000033567 · Registered fund · Jun 30, 2026
Bridgeway Funds, Inc., not summed
331,300
39
Meros Investment Management, LP
13F CIK 1911372 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
912,982
40
VANGUARD ENERGY INDEX FUND
Fund S000004448 · Registered fund · May 31, 2026
VANGUARD WORLD FUND, not summed
912,843
41
SILVERCREST ASSET MANAGEMENT GROUP LLC
13F CIK 1232395 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
902,038
42
VANGUARD FIDUCIARY TRUST CO
13F CIK 933478 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
838,275
43
WESTWOOD HOLDINGS GROUP INC
13F CIK 1165002 · Investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
828,289
44
Cinctive Capital Management LP
13F CIK 1787258 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
810,952
45
Divisadero Street Capital Management, LP
13F CIK 1901865 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
802,180
46
WESTWOOD SALIENT MLP & ENERGY
Fund S000077491 · Registered fund · Jul 31, 2026
Ultimus Managers Trust, not summed
771,131
47
Kailix Advisors LLC
13F CIK 1970731 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
755,689
48
GENDELL JEFFREY L
13F CIK 1056581 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
715,269
49
American Beacon Small Cap Value Fund
Fund S000001818 · Registered fund · Jul 31, 2026
AMERICAN BEACON FUNDS, not summed
701,640
50
Bank of New York Mellon Corp
13F CIK 1390777 · Bank · Jun 30, 2026
carried, not yet filed for the newest quarter
669,664

52 more nested rows are not shown here; Every filing lists them all.

Shares are restated onto today's split basis. Change compares each row with the same holder's previous filing in the same source; a dash means there is none to compare. Nested 13D/G, insider and fund rows are not summed, since a 13F report already holds them.

Showing 1–50 of 397 holders

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Key facts CIK 1693256 CUSIP 81617J301 13F (30d) 36 filings 35 filers Visit website Investor relations