Position in CIFR
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$8,882,874
+$336,834 QoQ
Shares Held
690,200
+19.2% QoQ
Ownership
0.169%
of shares outstanding
% of Portfolio
0.40%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2025
5 quarters on record
Voting authority
Sole 100.ToString("F0")%
Shared 0.ToString("F0")%
None 0.ToString("F0")%
Common Shares in CIFR Over Time
Shares Held
Position Value (USD)
Derivatives in CIFR
reported options exposure · as of Sep 30, 2025CallValue
$2,266,200
CallShares
180,000
PutValue
$0
PutShares
0
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 Information Technology Services
Technology · as of Mar 31, 2026CastleKnight Management LP holds $65,938,920 across 11 Information Technology Services names. CIFR ranks #2 (13.5% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | KEEL |
Keel Infrastructure Corp.
|
10,894,969 | $21,245,189 | |
| 2 | CIFR |
Cipher Digital Inc.
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|
690,200 | $8,882,874 | |
| 3 | DXC |
DXC Technology Co
|
627,100 | $7,882,647 | |
| 4 | INGM |
Ingram Micro Holding Corp
|
325,700 | $7,592,067 | |
| 5 | WYFI |
WhiteFiber, Inc.
|
431,700 | $5,141,547 | |
| 6 | VNET |
VNET Group, Inc.
|
593,500 | $4,979,465 | |
| 7 | IT |
Gartner Inc
|
20,700 | $3,277,638 | |
| 8 | PENG |
Penguin Solutions, Inc.
|
180,092 | $3,169,619 |
All Filings in CIFR
Export CSV
8 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $8,882,874 | 690,200 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | $8,546,040 | 579,000 | Shares | Sole | 2026-02-17 | |
| 2025-09-30 | $8,532,243 | 677,700 | Shares | Sole | 2025-11-14 | |
| 2025-09-30 | $2,266,200 | 180,000 | Call | Sole | 2025-11-14 | |
| 2025-06-30 | $9,041,848 | 1,891,600 | Shares | Sole | 2025-08-14 | |
| 2025-06-30 | $956,000 | 200,000 | Call | Sole | 2025-08-14 | |
| 2025-03-31 | $460,000 | 200,000 | Call | Sole | 2025-05-15 | |
| 2025-03-31 | $2,376,360 | 1,033,200 | Shares | Sole | 2025-05-15 | |
| No filing history on record for this holder in this stock. | ||||||