REI · Ring Energy, Inc.

$1.45 -0.02 (-1.36%) At close · Aug 28

Russell 2000 member Rebalance outlook locked

Market Cap

$373.87M

260.54M

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Quarter:

Holders: 145

Total Value: $136,284,907

Total Shares: 126,189,793

Showing 1–100 of 150 holdings by value · page 1 of 2

Institutional Ownership Trend

26 quarters

Superinvestors Holding REI

All superinvestors →

Joel Greenblatt $13,679

Holder Concentration

Across 145 13F filers · Δ vs Mar 31, 2026

Top Holder

13.5%

+4.4 pts

Top 5

45.0%

+8.8 pts

Top 10

64.2%

+8.5 pts

HHI

563

Broadly held+143

Quarterly Activity

vs Mar 31, 2026

New

Increased

Decreased

Sold Out

Unchanged

Holder count: +19

Institutional value: +8.5%

Shares held: +53.7%

Top Buyers

vs Mar 31, 2026

Institution	Added	Now Holds
Large PEAK6 LLC	+15,929,382	17,079,382
Mega BlackRock, Inc.	+10,400,044	12,086,312
Mega GEODE CAPITAL MANAGEMENT, LLC	+2,583,066	4,575,428
Large RENAISSANCE TECHNOLOGIES LLC	+2,496,839	4,117,089
Mega TWO SIGMA INVESTMENTS, LP	+1,991,422	8,047,045

Top Sellers

vs Mar 31, 2026

Institution	Sold	Now Holds
Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP	−2,685,619	1,122,840
Mega MILLENNIUM MANAGEMENT LLC	−2,197,891	902,106
Mega JANE STREET GROUP, LLC	−1,444,405	525,000
Mega CITADEL ADVISORS LLC	−644,783	422,900
Mid WINTON GROUP Ltd	−642,616	306,296

Top New Positions

vs Mar 31, 2026

Institution	Acquired	Value (USD)
Large ADAGE CAPITAL PARTNERS GP, L.L.C.	10,650,000	$11,502,000
Mega FIRST TRUST ADVISORS LP	2,712,989	$2,930,028
Small Nierenberg Investment Management Company, LLC	1,399,555	$1,511,519
Small PLUSTICK MANAGEMENT LLC	1,000,000	$1,080,000
Mid SEGALL BRYANT & HAMILL, LLC	937,046	$1,012,009

Top Sold-Out Positions

vs Mar 31, 2026

Institution	Previously Held	Last Value (USD)
Mega AMERIPRISE FINANCIAL INC	6,670,183	$10,205,379
Small Truffle Hound Capital, LLC	2,000,000	$3,060,000
Mid CastleKnight Management LP	1,361,217	$2,082,662
Large MARSHALL WACE, LLP	1,088,738	$1,665,768
Mega ARROWSTREET CAPITAL, LIMITED PARTNERSHIP	1,007,921	$1,542,119

Filter: New 48 Increased 44 Reduced 29 Sold out 29 Unchanged 24

Showing 100 of 150

All Common Calls Puts

Compact Export CSV

Holder

Value (USD)

% of 13F

PEAK6 LLC

$18,445,732

13.53%

17,079,382

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
PEAK6 Investments LLC joint	17,079,382	$18,445,732	100.0%	Defined

BlackRock, Inc.

$13,053,214

9.58%

12,086,312

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
BLACKROCK FINANCIAL MANAGEMENT INC/DE	66,804	$72,148	0.6%	Sole
BlackRock Investment Management, LLC	554,959	$599,355	4.6%	Sole
BLACKROCK ADVISORS LLC	419,736	$453,314	3.5%	Sole
BlackRock Fund Advisors	7,078,083	$7,644,329	58.6%	Sole
BlackRock Institutional Trust Company, N.A.	3,932,088	$4,246,655	32.5%	Sole
Aperio Group, LLC	34,642	$37,413	0.3%	Sole

ADAGE CAPITAL PARTNERS GP, L.L.C.

$11,502,000

8.44%

10,650,000

VANGUARD CAPITAL MANAGEMENT LLC

$9,595,314

7.04%

8,884,550

TWO SIGMA INVESTMENTS, LP

$8,690,808

6.38%

8,047,045

BARCLAYS PLC

$7,991,018

5.86%

7,399,092

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
BARCLAYS BANK PLC	26,834	$28,980	0.4%	Defined
BARCLAYS CAPITAL INC.	7,372,258	$7,962,038	99.6%	Defined

VANGUARD PORTFOLIO MANAGEMENT LLC

$4,985,724

3.66%

4,616,412

GEODE CAPITAL MANAGEMENT, LLC

$4,941,461

3.63%

4,575,428

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
GEODE CAPITAL MANAGEMENT TRUST COMPANY, LLC	646,957	$698,713	14.1%	Defined
Held directly	3,928,471	$4,242,748	85.9%	Defined

RENAISSANCE TECHNOLOGIES LLC

$4,446,456

3.26%

4,117,089

ACADIAN ASSET MANAGEMENT LLC

$3,843,540

2.82%

3,558,834

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Acadian Inc	3,558,834	$3,843,540	100.0%	Defined

CDC Financial, Inc.

$3,822,726

2.80%

3,539,562

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
COGHILL CLINT D	3,539,562	$3,822,726	100.0%	Defined

UBS Group AG

$3,346,469

2.46%

3,098,584

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
UBS Financial Services Inc	622	$671	0.0%	Defined
UBS AG	3,097,962	$3,345,798	100.0%	Defined

Connor, Clark & Lunn Investment Management Ltd.

$3,156,179

2.32%

2,922,388

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Manager 1	2,922,388	$3,156,179	100.0%	Sole

FIRST TRUST ADVISORS LP

$2,930,028

2.15%

2,712,989

STATE STREET CORP

$2,709,776

1.99%

2,509,052

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
STATE STREET GLOBAL ADVISORS EUROPE LIMITED joint	2,509,052	$2,709,776	100.0%	Defined

CITIGROUP INC

$2,354,400

1.73%

2,180,000

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Citigroup Financial Products Inc. joint	2,180,000	$2,354,400	100.0%	Defined

BRIDGEWAY CAPITAL MANAGEMENT, LLC

$2,340,195

1.72%

2,166,848

GOLDMAN SACHS GROUP INC

$1,607,151

1.18%

1,488,104

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
GOLDMAN SACHS & CO. LLC	55,544	$59,987	3.7%	Defined
GOLDMAN SACHS ASSET MANAGEMENT, L.P.	1,432,560	$1,547,164	96.3%	Defined

NORTHERN TRUST CORP

$1,605,642

1.18%

1,486,707

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
NORTHERN TRUST CO joint	1,456,567	$1,573,091	98.0%	Defined
DWS INVESTMENT MANAGEMENT AMERICAS, INC joint	30,140	$32,551	2.0%	Other

Nierenberg Investment Management Company, LLC

$1,511,519

1.11%

1,399,555

Empowered Funds, LLC

$1,356,726

1.00%

1,256,228

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Bridgeway Capital Management, LLC	1,256,228	$1,356,726	100.0%	Other

VANGUARD FIDUCIARY TRUST CO

$1,233,514

0.91%

1,142,143

De Lisle Partners LLP

$1,219,934

0.90%

1,129,569

Bank of New York Mellon Corp

$1,210,681

0.89%

1,121,003

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Mellon Investments Corporation	487,772	$526,793	43.5%	Defined
The Bank of New York Mellon	302,556	$326,760	27.0%	Defined
Newton Investment Management North America, LLC	330,674	$357,127	29.5%	Defined
Held directly	1	$1	0.0%	Defined

PLUSTICK MANAGEMENT LLC

$1,080,000

0.79%

1,000,000

SEGALL BRYANT & HAMILL, LLC

$1,012,009

0.74%

937,046

MILLENNIUM MANAGEMENT LLC

$974,274

0.71%

902,106

VICTORY CAPITAL MANAGEMENT INC

$818,564

0.60%

757,930

Alyeska Investment Group, L.P.

$771,576

0.57%

714,423

CHARLES SCHWAB INVESTMENT MANAGEMENT INC

$607,359

0.45%

562,370

Invesco Ltd.

$579,891

0.43%

536,937

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Invesco Advisers, Inc. joint	23,290	$25,153	4.3%	Defined
Invesco Trust Co joint	76,427	$82,541	14.2%	Defined
Invesco Capital Management LLC	437,220	$472,197	81.4%	Defined

SUSQUEHANNA INTERNATIONAL GROUP, LLP

$568,879

0.42%

526,740

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
SUSQUEHANNA SECURITIES, LLC	526,740	$568,879	100.0%	Other

JANE STREET GROUP, LLC

$544,752

0.40%

504,400

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Jane Street Capital, LLC	504,400	$544,752	100.0%	Defined

AMERICAN CENTURY COMPANIES INC

$542,342

0.40%

502,169

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
AMERICAN CENTURY INVESTMENT MANAGEMENT INC	502,169	$542,342	100.0%	Defined

RBF Capital, LLC

$540,000

0.40%

500,000

SUSQUEHANNA INTERNATIONAL GROUP, LLP

$539,136

0.40%

499,200

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
SUSQUEHANNA SECURITIES, LLC	499,200	$539,136	100.0%	Other

Nuveen, LLC

$491,712

0.36%

455,290

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Nuveen Asset Management, LLC joint	196,969	$212,726	43.3%	Defined
TEACHERS ADVISORS, LLC joint	258,321	$278,986	56.7%	Defined

MORGAN STANLEY

$443,931

0.33%

411,048

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
MORGAN STANLEY & CO INTERNATIONAL PLC	351	$379	0.1%	Defined
MORGAN STANLEY & CO. LLC	53,105	$57,353	12.9%	Defined
MORGAN STANLEY CAPITAL SERVICES, LLC	285,975	$308,853	69.6%	Defined
MORGAN STANLEY SMITH BARNEY LLC	55,676	$60,130	13.5%	Defined
PARAMETRIC PORTFOLIO ASSOCIATES LLC	15,941	$17,216	3.9%	Defined

ALGERT GLOBAL LLC

$434,342

0.32%

402,169

Quantbot Technologies LP

$410,287

0.30%

379,896

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Manager 1	379,896	$410,287	100.0%	Sole

Schonfeld Strategic Advisors LLC

$351,449

0.26%

325,416

CANADA PENSION PLAN INVESTMENT BOARD

$348,840

0.26%

323,000

CITADEL ADVISORS LLC

$346,464

0.25%

320,800

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Citadel Securities GP LLC	320,800	$346,464	100.0%	Defined

WINTON GROUP Ltd

$330,799

0.24%

306,296

SPROTT INC.

$307,800

0.23%

285,000

CITIGROUP INC

$278,318

0.20%

257,703

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Citigroup Financial Products Inc. joint	257,703	$278,318	100.0%	Defined

SEI INVESTMENTS CO

$212,726

0.16%

196,969

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
SEI TRUST CO	196,969	$212,726	100.0%	Sole

DEUTSCHE BANK AG\

$201,953

0.15%

186,994

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
DWS Investments UK Ltd	186,994	$201,953	100.0%	Defined

WELLS FARGO & COMPANY/MN

$187,383

0.14%

173,503

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
WELLS FARGO BANK N A	160,503	$173,343	92.5%	Defined
WELLS FARGO ADVISORS FINANCIAL NETWORK, LLC	13,000	$14,040	7.5%	Defined

Virtu Financial LLC

$179,042

0.13%

165,780

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Virtu Americas LLC	165,780	$179,042	100.0%	Defined

Point72 Asset Management, L.P.

$170,344

0.12%

157,726

PRICE T ROWE ASSOCIATES INC /MD/

$169,836

0.12%

157,256

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
T. Rowe Price International Ltd	157,256	$169,836	100.0%	Defined

XTX Topco Ltd

$167,174

0.12%

154,791

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
XTX EXECUTION SERVICES LLC joint	154,791	$167,174	100.0%	Defined

Graham Capital Management, L.P.

$166,461

0.12%

154,131

Man Group plc

$166,239

0.12%

153,925

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Numeric Investors LLC	153,925	$166,239	100.0%	Defined

RHUMBLINE ADVISERS

$158,642

0.12%

146,891

LAZARD ASSET MANAGEMENT LLC

$157,615

0.12%

145,940

BANK OF AMERICA CORP /DE/

$150,343

0.11%

139,207

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
BANK OF AMERICA NA	139,207	$150,343	100.0%	Defined

Quadrature Capital Ltd

$144,979

0.11%

134,240

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Quadrature US Inc.	134,240	$144,979	100.0%	Other

Metis Global Partners, LLC

$134,685

0.10%

124,709

O'SHAUGHNESSY ASSET MANAGEMENT, LLC

$129,740

0.10%

120,130

MetLife Investment Management, LLC

$126,344

0.09%

116,986

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
METLIFE INC	116,986	$126,344	100.0%	Defined

Vanguard Personalized Indexing Management, LLC

$120,690

0.09%

111,750

CITADEL ADVISORS LLC

$110,268

0.08%

102,100

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Citadel Securities GP LLC	102,100	$110,268	100.0%	Defined

INVESTMENT ADVISORY SERVICES INC /TX /ADV

$108,000

0.08%

100,000

SUSQUEHANNA INTERNATIONAL GROUP, LLP

$104,652

0.08%

96,900

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
SUSQUEHANNA SECURITIES, LLC	96,900	$104,652	100.0%	Other

State of Wyoming

$100,294

0.07%

92,865

Linscomb Wealth, Inc.

$99,653

0.07%

92,272

TWO SIGMA SECURITIES, LLC

$98,055

0.07%

90,792

ALLIANCEBERNSTEIN L.P.

$96,768

0.07%

89,600

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Equitable Holdings, Inc.	89,600	$96,768	100.0%	Defined

EntryPoint Capital, LLC

$96,263

0.07%

89,133

MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.

$95,308

0.07%

88,249

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Global X Management CO LLC joint	88,249	$95,308	100.0%	Defined

FMR LLC

$94,096

0.07%

87,127

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Fidelity Management & Research Co LLC	56,822	$61,367	65.2%	Defined
STRATEGIC ADVISERS LLC	30,305	$32,729	34.8%	Defined

JPMORGAN CHASE & CO

$93,622

0.07%

86,688

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
JPMorgan Chase Bank, N.A.	79,457	$85,813	91.7%	Defined
J.P. Morgan Markets Ltd	7,231	$7,809	8.3%	Defined

Caitong International Asset Management Co., Ltd

$92,032

0.07%

85,215

RITHOLTZ WEALTH MANAGEMENT

$86,097

0.06%

79,720

Liberty Atlantic Advisors LLC

$83,700

0.06%

77,500

FRANKLIN RESOURCES INC

$78,445

0.06%

72,635

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
FRANKLIN ADVISERS INC	72,635	$78,445	100.0%	Defined

Jain Global LLC

$69,724

0.05%

64,560

VAN DEN BERG MANAGEMENT I, INC

$69,542

0.05%

64,391

PRUDENTIAL FINANCIAL INC

$68,698

0.05%

63,610

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
PGIM Quantitative Solutions LLC	63,610	$68,698	100.0%	Defined

Amundi

$67,359

0.05%

62,370

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Amundi Asset Management	62,370	$67,359	100.0%	Defined

MANUFACTURERS LIFE INSURANCE COMPANY, THE

$64,985

0.05%

60,172

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
MANULIFE FINANCIAL CORP joint	60,172	$64,985	100.0%	Defined

Police & Firemen's Retirement System of New Jersey

$61,045

0.04%

56,524

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Mellon Capital	56,524	$61,045	100.0%	Defined

Cetera Investment Advisers

$57,623

0.04%

53,355

LPL Financial LLC

$55,173

0.04%

51,087

Vanguard Global Advisers, LLC

$54,851

0.04%

50,788

NEW YORK STATE COMMON RETIREMENT FUND

$54,756

0.04%

50,700

PANAGORA ASSET MANAGEMENT INC

$50,736

0.04%

46,978

Vident Advisory, LLC

$48,608

0.04%

45,008

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Blue Trust, Inc.	45,008	$48,608	100.0%	Defined

WEALTH ENHANCEMENT ADVISORY SERVICES, LLC

$41,696

0.03%

38,608

IMC-Chicago, LLC

$40,732

0.03%

37,715

Abel Hall, LLC

$38,953

0.03%

36,068

Callahan Advisors, LLC

$37,865

0.03%

35,061

BNP PARIBAS ARBITRAGE, SA

$37,275

0.03%

34,514

Mariner, LLC

$37,260

0.03%

34,500

MINDSET WEALTH MANAGEMENT, LLC

$37,260

0.03%

34,500

INTECH INVESTMENT MANAGEMENT LLC

$36,309

0.03%

33,620

Founders Capital Management

$35,640

0.03%

33,000

Centiva Capital, LP

$35,027

0.03%

32,433

Key facts CIK 1384195 CUSIP 76680V108 13F (30d) 125 filings 124 filers Visit website Investor relations