Position in RBRK
as of Mar 31, 2026
· filed May 12, 2026
Position Value
$219,924
-$158,727 QoQ
Shares Held
4,491
-9.3% QoQ
Ownership
0.002%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Jun 2024
8 quarters on record
Voting authority
Sole 100.ToString("F0")%
Shared 0.ToString("F0")%
None 0.ToString("F0")%
Common Shares in RBRK Over Time
Shares Held
Position Value (USD)
Derivatives in RBRK
reported options exposure · as of Mar 31, 2026CallValue
$77,945,549
CallShares
1,591,700
PutValue
$57,613,205
PutShares
1,176,500
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 Software - Infrastructure
Technology · as of Mar 31, 2026JANE STREET GROUP, LLC holds $4,244,103,090 across 105 Software - Infrastructure names. RBRK ranks #86 (0.0% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | PLTR |
Palantir Technologies Inc.
|
9,155,135 | $1,339,213,146 | |
| 2 | CRWV |
CoreWeave, Inc.
|
8,856,691 | $686,127,850 | |
| 3 | ORCL |
Oracle Corp
|
3,908,411 | $574,966,341 | |
| 4 | NET |
Cloudflare, Inc.
|
1,596,439 | $329,409,223 | |
| 5 | IOT |
Samsara Inc.
|
3,350,326 | $106,171,830 | |
| 6 | TOST |
Toast, Inc.
|
3,972,585 | $105,313,228 | |
| 7 | CRWD |
CrowdStrike Holdings, Inc.
|
922,680 | $90,055,873 | |
| 8 | VRSN |
Verisign Inc/Ca
|
359,445 | $89,271,759 |
All Filings in RBRK
Export CSV
22 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $57,613,205 | 1,176,500 | Put | Defined | 2026-05-12 | |
| 2026-03-31 | $219,924 | 4,491 | Shares | Defined | 2026-05-12 | |
| 2026-03-31 | $77,945,549 | 1,591,700 | Call | Defined | 2026-05-12 | |
| 2025-12-31 | $100,479,424 | 1,313,800 | Call | Defined | 2026-02-12 | |
| 2025-12-31 | $87,416,640 | 1,143,000 | Put | Defined | 2026-02-12 | |
| 2025-12-31 | $378,651 | 4,951 | Shares | Defined | 2026-02-12 | |
| 2025-09-30 | $7,146,619 | 86,889 | Shares | Defined | 2025-11-14 | |
| 2025-09-30 | $98,551,950 | 1,198,200 | Put | Defined | 2025-11-14 | |
| 2025-09-30 | $117,971,175 | 1,434,300 | Call | Defined | 2025-11-14 | |
| 2025-06-30 | $19,817,308 | 221,200 | Call | Defined | 2025-08-14 | |
| 2025-06-30 | $12,847,206 | 143,400 | Put | Defined | 2025-08-14 | |
| 2025-06-30 | $5,558,969 | 62,049 | Shares | Defined | 2025-08-14 | |
| 2025-03-31 | $13,971,980 | 229,124 | Shares | Defined | 2025-05-19 | |
| 2025-03-31 | $9,482,390 | 155,500 | Put | Defined | 2025-05-19 | |
| 2025-03-31 | $15,470,626 | 253,700 | Call | Defined | 2025-05-19 | |
| 2024-12-31 | $19,719,112 | 301,700 | Call | Defined | 2025-02-14 | |
| 2024-12-31 | $7,999,278 | 122,388 | Shares | Defined | 2025-02-14 | |
| 2024-12-31 | $1,457,528 | 22,300 | Put | Defined | 2025-02-14 | |
| 2024-09-30 | $2,307,082 | 71,760 | Shares | Defined | 2024-11-15 | |
| 2024-09-30 | $1,257,065 | 39,100 | Call | Defined | 2024-11-15 | |
| 2024-09-30 | $446,885 | 13,900 | Put | Defined | 2024-11-15 | |
| 2024-06-30 | $848,668 | 27,680 | Shares | Defined | 2024-08-15 | |
| No filing history on record for this holder in this stock. | ||||||