AI Holders Summary · Q2 2026

175 institutions reported GRNT in Q2 2026. Grey Rock Energy Management, LLC leads at 54.9% of the visible book.

Top holders

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

Hide index funds / market makers / custodians(4 on this page)

#HolderValueShares% port.Quarter

Grey Rock Energy Management, LLC

CIK 0002053459

$244M55.3M100.00%Q2 2026 02

HAMILTON LANE ADVISORS LLC

CIK 0001573767

$39M9.1M21.99%Q3 2026 03

Utah Retirement Systems

CIK 0001548392

$23M5.2M0.22%Q2 2026 04

BlackRock, Inc.

CIK 0002012383

$22M5.0M0.00%Q2 2026 05

DIMENSIONAL FUND ADVISORS LP

CIK 0000354204· Quasi-passive

$17M3.9M0.00%Q2 2026 06

AMERICAN CENTURY COMPANIES INC

CIK 0000748054

$14M3.1M0.01%Q2 2026 07

VANGUARD CAPITAL MANAGEMENT LLC

CIK 0002100119· Index

$14M3.1M0.00%Q2 2026 08

Georgetown University

CIK 0001730469

$14M3.1M5.57%Q2 2026 09

Vanguard Portfolio Management

CIK 0002100121· Index

$7M1.6M0.00%Q2 2026 10

GEODE CAPITAL MANAGEMENT, LLC

CIK 0001214717· Index

$7M1.6M0.00%Q2 2026 11

AQR CAPITAL MANAGEMENT LLC

CIK 0001167557

$7M1.5M0.00%Q2 2026 12

STATE STREET CORP

CIK 0000093751

$5M1.2M0.00%Q2 2026 13

CWA Asset Management Group, LLC

CIK 0001667134

$5M1.1M0.14%Q3 2026 14

Bank of New York Mellon Corp

CIK 0001390777

$4M944K0.00%Q2 2026 15

JACOBS LEVY EQUITY MANAGEMENT, INC

CIK 0000884414

$4M702K0.02%Q1 2026 16

TWO SIGMA INVESTMENTS, LP

CIK 0001179392

$4M929K0.00%Q2 2026 17

Nuveen, LLC

CIK 0001871926

$4M871K0.00%Q2 2026 18

MILLENNIUM MANAGEMENT LLC

CIK 0001273087

$3M778K0.00%Q2 2026 19

ARROWSTREET CAPITAL, LIMITED PARTNERSHIP

CIK 0001164508

$3M770K0.00%Q2 2026 20

MORGAN STANLEY

CIK 0000895421

$3M769K0.00%Q2 2026

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