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, 2026CallValue
$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, 2026JANE 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 |
|---|---|---|---|---|---|
| 1 | LMND |
Lemonade, Inc.
|
1,218,215 | $76,357,715 | |
| 2 | WRB |
Berkley W R Corp
|
1,014,135 | $67,216,866 | |
| 3 | MKL |
Markel Group Inc.
This page
|
34,881 | $66,764,671 | |
| 4 | TRV |
Travelers Companies, Inc.
|
114,872 | $33,505,864 | |
| 5 | AFG |
American Financial Group Inc
|
261,033 | $33,336,523 | |
| 6 | WTM |
White Mountains Insurance Group Ltd
|
13,808 | $30,335,622 | |
| 7 | HCI |
HCI Group, Inc.
|
118,220 | $18,277,993 | |
| 8 | THG |
Hanover Insurance Group, Inc.
|
67,758 | $11,745,849 |
All Filings in MKL
Export CSV
32 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $9,761,756 | 5,100 | Call | Defined | 2026-05-12 | |
| 2026-03-31 | $66,764,671 | 34,881 | Shares | Defined | 2026-05-12 | |
| 2026-03-31 | $2,105,476 | 1,100 | Put | Defined | 2026-05-12 | |
| 2025-12-31 | $13,112,864 | 6,100 | Put | Defined | 2026-02-12 | |
| 2025-12-31 | $13,972,724 | 6,500 | Call | Defined | 2026-02-12 | |
| 2025-12-31 | $39,575,053 | 18,410 | Shares | Defined | 2026-02-12 | |
| 2025-09-30 | $56,992,932 | 29,818 | Shares | Defined | 2025-11-14 | |
| 2025-09-30 | $8,792,256 | 4,600 | Put | Defined | 2025-11-14 | |
| 2025-09-30 | $5,542,944 | 2,900 | Call | Defined | 2025-11-14 | |
| 2025-06-30 | $6,391,552 | 3,200 | Call | Defined | 2025-08-14 | |
| 2025-06-30 | $38,956,507 | 19,504 | Shares | Defined | 2025-08-14 | |
| 2025-06-30 | $1,398,152 | 700 | Put | Defined | 2025-08-14 | |
| 2025-03-31 | $3,365,298 | 1,800 | Call | Defined | 2025-05-19 | |
| 2024-12-31 | $1,046,095 | 606 | Shares | Defined | 2025-02-14 | |
| 2024-09-30 | $4,098,698 | 2,613 | Shares | Defined | 2024-11-15 | |
| 2024-06-30 | $6,313,669 | 4,007 | Shares | Defined | 2024-08-15 | |
| 2024-03-31 | $1,477,356 | 971 | Shares | Defined | 2024-05-16 | |
| 2023-12-31 | $447,268 | 315 | Shares | Defined | 2024-02-15 | |
| 2023-09-30 | $3,369,056 | 2,288 | Shares | Defined | 2023-11-15 | |
| 2023-06-30 | $8,556,352 | 6,186 | Shares | Defined | 2023-08-14 | |
| 2023-03-31 | $1,199,487 | 939 | Shares | Defined | 2023-05-16 | |
| 2022-12-31 | $293,800 | 223 | Shares | Defined | 2023-02-15 | |
| 2022-09-30 | $3,338,313 | 3,079 | Shares | Defined | 2022-11-15 | |
| 2022-06-30 | $691,888 | 535 | Shares | Defined | 2022-08-16 | |
| 2022-03-31 | $1,032,668 | 700 | Put | Defined | 2022-05-17 | |
| 2022-03-31 | $4,408,016 | 2,988 | Shares | Defined | 2022-05-17 | |
| 2021-12-31 | $900,820 | 730 | Shares | Defined | 2022-02-15 | |
| 2021-09-30 | $665,687 | 557 | Shares | Defined | 2021-11-16 | |
| 2021-06-30 | $529,272 | 446 | Shares | Defined | 2021-08-16 | |
| 2020-12-31 | $313,089 | 303 | Shares | Defined | 2021-02-17 | |
| 2020-09-30 | $2,287,221 | 2,349 | Shares | Defined | 2020-11-17 | |
| 2020-06-30 | $5,146,672 | 5,575 | Shares | Defined | 2020-08-17 | |
| No filing history on record for this holder in this stock. | ||||||