Position in BRK-B
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$104,105,531
+$78,079,727 QoQ
Shares Held
172,156
+837.3% QoQ
Ownership
0.012%
of shares outstanding
% of Portfolio
0.82%
of 13F equity value
Holder Rank
#348
of 4,950 holders
Holding Since
Sep 2023
11 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in BRK-B Over Time
Shares Held
Position Value (USD)
Derivatives in BRK-B
reported options exposure · as of Jun 30, 2026CallValue
$0
CallShares
0
PutValue
$75,058,500
PutShares
150,000
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 - Diversified
Financial Services · as of Jun 30, 2026Marex Group plc holds $104,653,767 across 3 Insurance - Diversified names. BRK-B ranks #1 (99.5% of the industry book) .
All Filings in BRK-B
Export CSV
26 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 BRK-A | $17,972,400 | 24 | Shares | Defined | 2026-08-14 | |
| 2026-06-30 | $75,058,500 | 150,000 | Put | Defined | 2026-08-14 | |
| 2026-06-30 | $86,133,131 | 172,132 | Shares | Defined | 2026-08-14 | |
| 2026-03-31 BRK-A | $17,235,360 | 24 | Shares | Defined | 2026-05-13 | |
| 2026-03-31 | $8,790,444 | 18,344 | Shares | Defined | 2026-05-13 | |
| 2025-12-31 BRK-A | $18,115,200 | 24 | Shares | Defined | 2026-02-12 | |
| 2025-12-31 | $24,112,622 | 47,971 | Shares | Defined | 2026-02-12 | |
| 2025-12-31 | $50,265,000 | 100,000 | Call | Defined | 2026-02-12 | |
| 2025-12-31 | $70,371,000 | 140,000 | Put | Defined | 2026-02-12 | |
| 2025-09-30 BRK-A | $18,100,800 | 24 | Shares | Defined | 2025-11-14 | |
| 2025-09-30 | $61,780,209 | 122,887 | Shares | Defined | 2025-11-14 | |
| 2025-09-30 | $57,815,100 | 115,000 | Put | Defined | 2025-11-14 | |
| 2025-06-30 | $100,955,636 | 207,826 | Shares | Defined | 2025-08-19 | |
| 2025-06-30 | $194,308,000 | 400,000 | Put | Defined | 2025-08-19 | |
| 2025-06-30 | $97,154,000 | 200,000 | Call | Defined | 2025-08-19 | |
| 2025-03-31 BRK-A | $19,162,608 | 24 | Shares | Defined | 2026-04-02 | |
| 2025-03-31 | $60,490,968 | 113,581 | Shares | Defined | 2026-04-02 | |
| 2024-12-31 BRK-A | $19,746,680 | 29 | Shares | Defined | 2026-04-02 | |
| 2024-12-31 | $94,355,671 | 208,162 | Shares | Defined | 2026-04-02 | |
| 2024-09-30 BRK-A | $21,426,580 | 31 | Shares | Defined | 2026-04-07 | |
| 2024-09-30 | $49,078,904 | 106,633 | Shares | Defined | 2026-04-07 | |
| 2024-06-30 BRK-A | $19,591,712 | 32 | Shares | Defined | 2026-04-02 | |
| 2024-06-30 | $680,576 | 1,673 | Shares | Defined | 2026-04-02 | |
| 2023-12-31 BRK-A | $33,642,750 | 62 | Shares | Defined | 2026-04-02 | |
| 2023-12-31 | $5,740,441 | 16,095 | Shares | Defined | 2026-04-02 | |
| 2023-09-30 | $350,300 | 1,000 | Shares | Defined | 2026-04-02 | |
| No filing history on record for this holder in this stock. | ||||||