Skip to main content

Russell Investments Group, Ltd.

Position in TUSK — Mammoth Energy Services, Inc.

CIK 1692234 Seattle, WA

Position in TUSK

as of Jun 30, 2026 · filed Aug 6, 2026
Position Value
$1,071,916
+$905,243 QoQ
Shares Held
329,821
+384.8% QoQ
Ownership
0.685%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#12
of 94 holders
Holding Since
Jun 2021
19 quarters on record
Voting authority Sole 85% Shared 0% None 15%

Common Shares in TUSK Over Time

Shares Held

Position Value (USD)

Position in Conglomerates

Industrials · as of Jun 30, 2026

Russell Investments Group, Ltd. holds $130,184,834 across 19 Conglomerates names. TUSK ranks #9 (0.8% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in TUSK

Export CSV
19 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $1,071,916 329,821
2026-03-31 $166,673 68,030
2025-12-31 $457,858 247,491
2025-09-30 $4,787 2,091
2024-12-31 $1,023 341
2024-09-30 $4,147 1,014
2024-06-30 $2,997 914
2024-03-31 $3,771 1,036
2023-12-31 $2,350 527
2023-09-30 $650,350 140,162
2023-06-30 $757,386 156,809
2023-03-31 $622,398 147,488
2022-12-31 $1,430,474 165,373
2022-09-30 $550,078 161,314
2022-06-30 $505,697 229,863
2022-03-31 $465,636 218,609
2021-12-31 $329,267 180,917
2021-09-30 $526,467 180,917
2021-06-30 $184,770 40,255