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JANE STREET GROUP, LLC

Position in MKL — Markel Group Inc.

CIK 1595888 NEW YORK, NY

Position in MKL

as of Mar 31, 2026 · filed May 12, 2026
Position Value
$66,764,671
+$27,189,618 QoQ
Shares Held
34,881
+89.5% QoQ
Ownership
0.279%
of shares outstanding
% of Portfolio
0.09%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Jun 2020
23 quarters on record
Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Common Shares in MKL Over Time

Shares Held

Position Value (USD)

Derivatives in MKL

reported options exposure · as of Mar 31, 2026
CallValue
$9,761,756
CallShares
5,100
PutValue
$2,105,476
PutShares
1,100

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 Insurance - Property & Casualty

Financial Services · as of Mar 31, 2026

JANE STREET GROUP, LLC holds $408,241,536 across 32 Insurance - Property & Casualty names. MKL ranks #3 (16.4% of the industry book) .

# Ticker Company Shares Value (USD) Open
3 MKL
Markel Group Inc.
This page
34,881 $66,764,671

All Filings in MKL

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32 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $9,761,756 5,100
2026-03-31 $66,764,671 34,881
2026-03-31 $2,105,476 1,100
2025-12-31 $13,112,864 6,100
2025-12-31 $13,972,724 6,500
2025-12-31 $39,575,053 18,410
2025-09-30 $56,992,932 29,818
2025-09-30 $8,792,256 4,600
2025-09-30 $5,542,944 2,900
2025-06-30 $6,391,552 3,200
2025-06-30 $38,956,507 19,504
2025-06-30 $1,398,152 700
2025-03-31 $3,365,298 1,800
2024-12-31 $1,046,095 606
2024-09-30 $4,098,698 2,613
2024-06-30 $6,313,669 4,007
2024-03-31 $1,477,356 971
2023-12-31 $447,268 315
2023-09-30 $3,369,056 2,288
2023-06-30 $8,556,352 6,186
2023-03-31 $1,199,487 939
2022-12-31 $293,800 223
2022-09-30 $3,338,313 3,079
2022-06-30 $691,888 535
2022-03-31 $1,032,668 700
2022-03-31 $4,408,016 2,988
2021-12-31 $900,820 730
2021-09-30 $665,687 557
2021-06-30 $529,272 446
2020-12-31 $313,089 303
2020-09-30 $2,287,221 2,349
2020-06-30 $5,146,672 5,575