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JANE STREET GROUP, LLC

Position in TUSK — Mammoth Energy Services, Inc.

CIK 1595888 NEW YORK, NY

Position in TUSK

as of Mar 31, 2026 · filed May 12, 2026
Position Value
$55,991
-$17,364 QoQ
Shares Held
22,854
-42.4% QoQ
Ownership
0.047%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Jun 2020
16 quarters on record
Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Common Shares in TUSK Over Time

Shares Held

Position Value (USD)

Derivatives in TUSK

reported options exposure · as of Mar 31, 2026
CallValue
$29,155
CallShares
11,900
PutValue
$0
PutShares
0

Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.

Position in Conglomerates

Industrials · as of Mar 31, 2026

JANE STREET GROUP, LLC holds $223,430,993 across 19 Conglomerates names. TUSK ranks #18 (0.0% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in TUSK

Export CSV
17 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $29,155 11,900
2026-03-31 $55,991 22,854
2025-12-31 $73,355 39,652
2025-09-30 $118,627 51,803
2025-06-30 $48,349 17,268
2025-03-31 $23,759 11,647
2024-12-31 $46,650 15,550
2024-09-30 $75,844 18,544
2024-06-30 $121,681 37,098
2024-03-31 $75,220 20,665
2023-12-31 $111,134 24,918
2023-03-31 $479,185 113,551
2022-12-31 $306,045 35,381
2022-09-30 $132,901 38,974
2022-03-31 $118,289 55,535
2020-09-30 $29,712 18,570
2020-06-30 $82,585 69,988