Hudson Bay Capital Management LP
Position in CAMP — Camp4 Therapeutics Corp
CIK 1393825
STAMFORD, CT
Position in CAMP
as of Mar 31, 2026
· filed May 13, 2026
Position Value
$213,933
New position
Shares Held
48,511
first reported quarter
Ownership
0.093%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#26
of 46 holders
Holding Since
Mar 2026
1 quarter on record
Voting authority
Sole 100.ToString("F0")%
Shared 0.ToString("F0")%
None 0.ToString("F0")%
Position in Biotechnology
Healthcare · as of Mar 31, 2026Hudson Bay Capital Management LP holds $534,286,565 across 150 Biotechnology names. CAMP ranks #113 (0.0% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | BMRN |
Biomarin Pharmaceutical Inc
|
974,776 | $55,065,096 | |
| 2 | APLS |
Apellis Pharmaceuticals, Inc.
|
1,190,416 | $47,890,435 | |
| 3 | REGN |
Regeneron Pharmaceuticals, Inc.
|
32,001 | $24,725,252 | |
| 4 | BNTX |
BioNTech SE
|
275,000 | $24,442,000 | |
| 5 | IONS |
Ionis Pharmaceuticals Inc
|
295,100 | $22,159,059 | |
| 6 | ARGX |
Argenx SE
|
30,000 | $21,907,500 | |
| 7 | VRTX |
Vertex Pharmaceuticals Inc / Ma
|
45,000 | $20,094,300 | |
| 8 | IMCR |
Immunocore Holdings plc
|
633,174 | $19,090,196 |
All Filings in CAMP
Export CSV
1 filing row on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $213,933 | 48,511 | Shares | Defined | 2026-05-13 | |
| No filing history on record for this holder in this stock. | ||||||