Jefferies Financial Group Inc.
Position in MLTX — MoonLake Immunotherapeutics
CIK 96223
NEW YORK, NY
Position in MLTX
as of Mar 31, 2026
· filed May 8, 2026
Position Value
$9,320,000
+$2,730,000 QoQ
Shares Held
500,000
0.0% QoQ
Ownership
0.587%
of shares outstanding
% of Portfolio
0.12%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Dec 2022
11 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in MLTX Over Time
Shares Held
Position Value (USD)
Derivatives in MLTX
reported options exposure · as of Mar 31, 2024CallValue
$0
CallShares
0
PutValue
$442,024
PutShares
8,800
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 Biotechnology
Healthcare · as of Jun 30, 2026Jefferies Financial Group Inc. holds $677,219,224 across 66 Biotechnology names.
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | PTCT |
Ptc Therapeutics, Inc.
|
1,357,042 | $110,693,915 | |
| 2 | URGN |
UroGen Pharma Ltd.
|
2,199,652 | $80,947,193 | |
| 3 | IMTX |
Immatics N.V.
|
6,506,802 | $65,913,904 | |
| 4 | TNGX |
Tango Therapeutics, Inc.
|
2,010,534 | $62,849,292 | |
| 5 | CGON |
CG Oncology, Inc.
|
769,947 | $54,704,734 | |
| 6 | ARGX |
Argenx SE
|
45,068 | $41,812,738 | |
| 7 | RARE |
Ultragenyx Pharmaceutical Inc.
|
929,626 | $31,040,212 | |
| 8 | BMRN |
Biomarin Pharmaceutical Inc
|
466,258 | $26,679,282 |
All Filings in MLTX
Export CSV
14 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $9,320,000 | 500,000 | Shares | Defined | 2026-05-08 | |
| 2025-12-31 | $6,590,000 | 500,000 | Shares | Defined | 2026-02-09 | |
| 2025-09-30 | $179,250 | 25,000 | Shares | Defined | 2025-11-13 | |
| 2025-06-30 | $244,920 | 5,189 | Shares | Defined | 2025-08-12 | |
| 2025-03-31 | $390,700 | 10,000 | Shares | Defined | 2025-05-08 | |
| 2024-12-31 | $338,437 | 6,250 | Shares | Defined | 2025-02-27 | |
| 2024-03-31 | $442,024 | 8,800 | Put | Defined | 2024-05-13 | |
| 2024-03-31 | $619,436 | 12,332 | Shares | Defined | 2024-05-13 | |
| 2023-12-31 | $754,875 | 12,500 | Call | Defined | 2024-05-06 | |
| 2023-12-31 | $638,624 | 10,575 | Shares | Defined | 2024-05-06 | |
| 2023-12-31 | $1,050,786 | 17,400 | Put | Defined | 2024-05-06 | |
| 2023-06-30 | $4,783,239 | 93,789 | Shares | Defined | 2023-08-14 | |
| 2023-03-31 | $1,491,161 | 69,713 | Shares | Defined | 2023-05-15 | |
| 2022-12-31 | $710,367 | 67,654 | Shares | Defined | 2023-09-21 | |
| No filing history on record for this holder in this stock. | ||||||