Who Owns RING ENERGY INC (REI)? -- Institutional Holders (2026-03-31)

143 institutions reported holding $128.3M of RING ENERGY INC (REI) in SEC 13F filings for 2026-03-31. Largest institutional holders: VANGUARD CAPITAL MANAGEMENT LLC ($11.5M), AMERIPRISE FINANCIAL INC ($10.2M), TWO SIGMA INVESTMENTS, LP ($9.3M), BARCLAYS PLC ($8.7M), SUSQUEHANNA INTERNATIONAL GROUP, LLP ($5.8M). Source: SEC Form 13F.

RankInstitutionValueSharesChange
1VANGUARD CAPITAL MANAGEMENT LLC$11.5M7.5MNew
2AMERIPRISE FINANCIAL INC$10.2M6.7MAdded
3TWO SIGMA INVESTMENTS, LP$9.3M6.1MAdded
4BARCLAYS PLC$8.7M5.7MTrimmed
5SUSQUEHANNA INTERNATIONAL GROUP, LLP$5.8M3.8MAdded
6VANGUARD PORTFOLIO MANAGEMENT LLC$5.4M3.5MNew
7CDC Financial, Inc.$5.3M3.5MTrimmed
8UBS Group AG$5.0M3.3MAdded
9MILLENNIUM MANAGEMENT LLC$4.7M3.1MAdded
10Connor, Clark & Lunn Investment Management Ltd.$4.0M2.6MAdded
11ACADIAN ASSET MANAGEMENT LLC$3.8M2.5MAdded
12CITIGROUP INC$3.4M2.2MNew
13Truffle Hound Capital, LLC$3.1M2.0MNew
14GEODE CAPITAL MANAGEMENT, LLC$3.0M2.0MAdded
15JANE STREET GROUP, LLC$3.0M2.0MAdded
16BRIDGEWAY CAPITAL MANAGEMENT, LLC$2.8M1.9MAdded
17BlackRock, Inc.$2.6M1.7MTrimmed
18RENAISSANCE TECHNOLOGIES LLC$2.5M1.6MTrimmed
19CastleKnight Management LP$2.1M1.4MNew
20GOLDMAN SACHS GROUP INC$1.8M1.2MAdded
21Empowered Funds, LLC$1.8M1.2MAdded
22PEAK6 LLC$1.8M1.1MTrimmed
23MARSHALL WACE, LLP$1.7M1.1MAdded
24CITADEL ADVISORS LLC$1.6M1.1MAdded
25ARROWSTREET CAPITAL, LIMITED PARTNERSHIP$1.5M1.0MAdded

Source: SEC Form 13F filings · as of 2026-03-31