AI Holders Summary · Q2 2026

94 institutions reported TUSK in Q2 2026. WEXFORD CAPITAL LP leads at 51.2% 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

WEXFORD CAPITAL LP

CIK 0001048462

$39M12.1M5.02%Q2 2026 02

ADAGE CAPITAL PARTNERS GP, L.L.C.

CIK 0001165408

$15M4.6M0.02%Q2 2026 03

VANGUARD CAPITAL MANAGEMENT LLC

CIK 0002100119· Index

$3M1.1M0.00%Q2 2026 04

Peapod Lane Capital LLC

CIK 0002050979

$3M808K1.77%Q2 2026 05

DIMENSIONAL FUND ADVISORS LP

CIK 0000354204· Quasi-passive

$2M692K0.00%Q2 2026 06

CITADEL ADVISORS LLC

CIK 0001423053

$2M593K0.00%Q2 2026 07

BlackRock, Inc.

CIK 0002012383

$1M408K0.00%Q2 2026 08

MARSHALL WACE, LLP

CIK 0001318757

$1M396K0.00%Q2 2026 09

Johns Hopkins University

CIK 0001764756

$1M387K0.08%Q2 2026 10

BRIDGEWAY CAPITAL MANAGEMENT, LLC

CIK 0001107261

$1M332K0.02%Q2 2026 11

Russell Investments Group, Ltd.

CIK 0001692234

$1M330K0.00%Q2 2026 12

GEODE CAPITAL MANAGEMENT, LLC

CIK 0001214717· Index

$996K306K0.00%Q2 2026 13

RENAISSANCE TECHNOLOGIES LLC

CIK 0001037389

$950K292K0.00%Q2 2026 14

ARROWSTREET CAPITAL, LIMITED PARTNERSHIP

CIK 0001164508

$943K290K0.00%Q2 2026 15

Empowered Funds, LLC

CIK 0001592828

$784K241K0.00%Q2 2026 16

AQR CAPITAL MANAGEMENT LLC

CIK 0001167557

$578K178K0.00%Q2 2026 17

VANGUARD FIDUCIARY TRUST CO

CIK 0000933478· Index

$526K162K0.00%Q2 2026 18

ACADIAN ASSET MANAGEMENT LLC

CIK 0000916542

$498K204K0.00%Q1 2026 19

Round Rock Advisors, LLC

CIK 0001846991

$497K153K0.06%Q2 2026 20

MORGAN STANLEY

CIK 0000895421

$434K134K0.00%Q2 2026

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