THE WOODLANDS, TX
RING ENERGY, INC.REI— Latest position per institution from SEC 13F filings
15
Institutional holders
139.42M
Total shares held
148.61M
Estimated value
6.97M
Avg. position size
PEAK6 LLC
CIK 1389958
Shares
17.08M
Value
18.45M
Filed
Jun 30, 2026
WARBURG PINCUS LLC
CIK 1162870
Shares
14.39M
Value
11.37M
Filed
Jun 30, 2025
BLACKROCK, INC.
CIK 2012383
Shares
12.09M
Value
13.05M
Filed
Jun 30, 2026
VANGUARD GROUP INC
CIK 102909
Shares
11.25M
Value
9.79M
Filed
Dec 31, 2025
ADAGE CAPITAL PARTNERS GP, L.L.C.
CIK 1165408
Shares
10.65M
Value
11.50M
Filed
Jun 30, 2026
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
Shares
8.88M
Value
9.60M
Filed
Jun 30, 2026
BLACKROCK FINANCE, INC.
CIK 1364742
Shares
8.87M
Value
14.99M
Filed
Jun 30, 2024
TWO SIGMA INVESTMENTS, LP
CIK 1179392
Shares
8.05M
Value
8.69M
Filed
Jun 30, 2026
BARCLAYS PLC
CIK 312069
Shares
7.40M
Value
7.99M
Filed
Jun 30, 2026
AMERIPRISE FINANCIAL INC
CIK 820027
Shares
6.67M
Value
10.21M
Filed
Mar 31, 2026
VANGUARD PORTFOLIO MANAGEMENT LLC
CIK 2100121
Shares
4.62M
Value
4.99M
Filed
Jun 30, 2026
GEODE CAPITAL MANAGEMENT, LLC
CIK 1214717
Shares
4.58M
Value
4.94M
Filed
Jun 30, 2026
RENAISSANCE TECHNOLOGIES LLC
CIK 1037389
Shares
4.12M
Value
4.45M
Filed
Jun 30, 2026
ACADIAN ASSET MANAGEMENT LLC
CIK 916542
Shares
3.56M
Value
3.84K
Filed
Jun 30, 2026
CDC FINANCIAL, INC.
CIK 2077836
Shares
3.54M
Value
3.82M
Filed
Jun 30, 2026
UBS GROUP AG
CIK 1610520
Shares
3.10M
Value
3.35M
Filed
Jun 30, 2026
CONNOR, CLARK & LUNN INVESTMENT MANAGEMENT LTD.
CIK 1596800
Shares
2.92M
Value
3.16M
Filed
Jun 30, 2026
FIRST TRUST ADVISORS LP
CIK 1125816
Shares
2.71M
Value
2.93M
Filed
Jun 30, 2026
STATE STREET CORP
CIK 93751
Shares
2.51M
Value
2.71M
Filed
Jun 30, 2026
CITIGROUP INC
CIK 831001
Shares
2.44M
Value
2.63M
Filed
Jun 30, 2026
| # | Institution | CIK | Shares | Est. Value | Period |
|---|---|---|---|---|---|
| 1 | PEAK6 LLC | 1389958 | 17.08M | 18.45M | Jun 30, 2026 |
| 2 | WARBURG PINCUS LLC | 1162870 | 14.39M | 11.37M | Jun 30, 2025 |
| 3 | BLACKROCK, INC. | 2012383 | 12.09M | 13.05M | Jun 30, 2026 |
| 4 | VANGUARD GROUP INC | 102909 | 11.25M | 9.79M | Dec 31, 2025 |
| 5 | ADAGE CAPITAL PARTNERS GP, L.L.C. | 1165408 | 10.65M | 11.50M | Jun 30, 2026 |
| 6 | VANGUARD CAPITAL MANAGEMENT LLC | 2100119 | 8.88M | 9.60M | Jun 30, 2026 |
| 7 | BLACKROCK FINANCE, INC. | 1364742 | 8.87M | 14.99M | Jun 30, 2024 |
| 8 | TWO SIGMA INVESTMENTS, LP | 1179392 | 8.05M | 8.69M | Jun 30, 2026 |
| 9 | BARCLAYS PLC | 312069 | 7.40M | 7.99M | Jun 30, 2026 |
| 10 | AMERIPRISE FINANCIAL INC | 820027 | 6.67M | 10.21M | Mar 31, 2026 |
| 11 | VANGUARD PORTFOLIO MANAGEMENT LLC | 2100121 | 4.62M | 4.99M | Jun 30, 2026 |
| 12 | GEODE CAPITAL MANAGEMENT, LLC | 1214717 | 4.58M | 4.94M | Jun 30, 2026 |
| 13 | RENAISSANCE TECHNOLOGIES LLC | 1037389 | 4.12M | 4.45M | Jun 30, 2026 |
| 14 | ACADIAN ASSET MANAGEMENT LLC | 916542 | 3.56M | 3.84K | Jun 30, 2026 |
| 15 | CDC FINANCIAL, INC. | 2077836 | 3.54M | 3.82M | Jun 30, 2026 |
| 16 | UBS GROUP AG | 1610520 | 3.10M | 3.35M | Jun 30, 2026 |
| 17 | CONNOR, CLARK & LUNN INVESTMENT MANAGEMENT LTD. | 1596800 | 2.92M | 3.16M | Jun 30, 2026 |
| 18 | FIRST TRUST ADVISORS LP | 1125816 | 2.71M | 2.93M | Jun 30, 2026 |
| 19 | STATE STREET CORP | 93751 | 2.51M | 2.71M | Jun 30, 2026 |
| 20 | CITIGROUP INC | 831001 | 2.44M | 2.63M | Jun 30, 2026 |
Data sourced from SEC Form 13F institutional holdings reports. Positions reflect the most recent filing per institution.