Position in BRK-B
as of Jun 30, 2026
· filed Aug 13, 2026
Position Value
$9,169,646
+$8,567,292 QoQ
Shares Held
18,325
+1357.8% QoQ
Ownership
0.001%
of shares outstanding
% of Portfolio
0.23%
of 13F equity value
Holder Rank
#1,385
of 4,965 holders
Holding Since
Dec 2024
7 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
$17,964,001
CallShares
35,900
PutValue
$3,052,379
PutShares
6,100
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 - Diversified
Financial Services · as of Jun 30, 2026PEAK6 LLC holds $11,987,895 across 3 Insurance - Diversified names. BRK-B ranks #1 (76.5% of the industry book) .
All Filings in BRK-B
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21 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $17,964,001 | 35,900 | Call | Defined | 2026-08-13 | |
| 2026-06-30 | $9,169,646 | 18,325 | Shares | Defined | 2026-08-13 | |
| 2026-06-30 | $3,052,379 | 6,100 | Put | Defined | 2026-08-13 | |
| 2026-03-31 | $602,354 | 1,257 | Shares | Defined | 2026-05-14 | |
| 2026-03-31 | $7,188,000 | 15,000 | Call | Defined | 2026-05-14 | |
| 2026-03-31 | $3,066,880 | 6,400 | Put | Defined | 2026-05-14 | |
| 2025-12-31 | $2,149,833 | 4,277 | Shares | Defined | 2026-03-12 | |
| 2025-12-31 | $7,288,425 | 14,500 | Put | Defined | 2026-03-12 | |
| 2025-12-31 | $2,362,455 | 4,700 | Call | Defined | 2026-03-12 | |
| 2025-09-30 | $5,781,510 | 11,500 | Call | Defined | 2026-03-31 | |
| 2025-09-30 | $560,554 | 1,115 | Shares | Defined | 2026-03-31 | |
| 2025-09-30 | $8,647,128 | 17,200 | Put | Defined | 2026-03-31 | |
| 2025-06-30 | $9,083,899 | 18,700 | Call | Defined | 2026-03-26 | |
| 2025-06-30 | $15,787,525 | 32,500 | Put | Defined | 2026-03-26 | |
| 2025-06-30 | $2,370,557 | 4,880 | Shares | Defined | 2026-03-26 | |
| 2025-03-31 | $45,695,364 | 85,800 | Put | Defined | 2025-05-14 | |
| 2025-03-31 | $36,268,698 | 68,100 | Call | Defined | 2025-05-14 | |
| 2025-03-31 | $1,597 | 3 | Shares | Defined | 2025-05-14 | |
| 2024-12-31 | $226,640 | 500 | Put | Defined | 2025-02-13 | |
| 2024-12-31 | $1,359 | 3 | Shares | Defined | 2025-02-13 | |
| 2024-12-31 | $13,779,712 | 30,400 | Call | Defined | 2025-02-13 | |
| No filing history on record for this holder in this stock. | ||||||