AI Holders Summary · Q1 2026

160 institutions reported GRNT in Q1 2026. Grey Rock Energy Management, LLC leads at 58.3% of the visible book.

Top holders

Sorted by position value. Source: SEC EDGAR 13F-HR filings.

Hide index funds / market makers / custodians(5 on this page)

#HolderValueShares% port.Quarter

Grey Rock Energy Management, LLC

CIK 0002053459

$324M55.3M100.00%Q1 2026 02

Utah Retirement Systems

CIK 0001548392

$31M5.2M0.31%Q1 2026 03

HAMILTON LANE ADVISORS LLC

CIK 0001573767

$30M6.8M20.07%Q2 2026 04

BlackRock, Inc.

CIK 0002012383

$28M4.7M0.00%Q1 2026 05

DIMENSIONAL FUND ADVISORS LP

CIK 0000354204· Quasi-passive

$19M3.3M0.00%Q1 2026 06

Georgetown University

CIK 0001730469

$19M3.2M8.46%Q1 2026 07

VANGUARD CAPITAL MANAGEMENT LLC

CIK 0002100119· Index

$18M3.1M0.00%Q1 2026 08

AMERICAN CENTURY COMPANIES INC

CIK 0000748054

$18M3.0M0.01%Q1 2026 09

GEODE CAPITAL MANAGEMENT, LLC

CIK 0001214717· Index

$9M1.5M0.00%Q1 2026 10

Vanguard Portfolio Management

CIK 0002100121· Index

$9M1.5M0.00%Q1 2026 11

MILLENNIUM MANAGEMENT LLC

CIK 0001273087

$8M1.4M0.00%Q1 2026 12

ARROWSTREET CAPITAL, LIMITED PARTNERSHIP

CIK 0001164508

$7M1.1M0.00%Q1 2026 13

STATE STREET CORP

CIK 0000093751

$6M1.1M0.00%Q1 2026 14

AQR CAPITAL MANAGEMENT LLC

CIK 0001167557

$6M1.0M0.00%Q1 2026 15

Bank of New York Mellon Corp

CIK 0001390777

$6M950K0.00%Q1 2026 16

Nuveen, LLC

CIK 0001871926

$5M815K0.00%Q1 2026 17

JACOBS LEVY EQUITY MANAGEMENT, INC

CIK 0000884414

$4M702K0.02%Q1 2026 18

GOLDMAN SACHS GROUP INC

CIK 0000886982

$4M692K0.00%Q1 2026 19

CWA Asset Management Group, LLC

CIK 0001667134

$4M912K0.12%Q2 2026 20

CHARLES SCHWAB INVESTMENT MANAGEMENT INC

CIK 0000884546· Index

$3M499K0.00%Q1 2026

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