Position in FOLD
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$11,206,500
-$185,500 QoQ
Shares Held
775,000
-3.1% QoQ
Ownership
0.247%
of shares outstanding
% of Portfolio
1.13%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Dec 2023
6 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in FOLD Over Time
Shares Held
Position Value (USD)
Derivatives in FOLD
reported options exposure · as of Dec 31, 2023CallValue
$4,193,145
CallShares
295,500
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 Biotechnology
Healthcare · as of Mar 31, 2026683 Capital Management, LLC holds $329,314,446 across 63 Biotechnology names. FOLD ranks #9 (3.4% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | PTGX |
Protagonist Therapeutics, Inc
|
355,000 | $37,417,000 | |
| 2 | WVE |
Wave Life Sciences Ltd.
|
4,900,000 | $35,525,000 | |
| 3 | IMUX |
Immunic, Inc.
|
2,450,000 | $27,195,000 | |
| 4 | ANAB |
Anaptysbio, Inc
|
625,000 | $23,108,312 | |
| 5 | MGTX |
MeiraGTx Holdings plc
|
2,450,000 | $21,217,000 | |
| 6 | PHAT |
Phathom Pharmaceuticals, Inc.
|
1,850,000 | $20,553,500 | |
| 7 | TGTX |
Tg Therapeutics, Inc.
|
590,000 | $19,599,800 | |
| 8 | SRPT |
Sarepta Therapeutics, Inc.
|
750,000 | $16,320,000 |
All Filings in FOLD
Export CSV
6 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $11,206,500 | 775,000 | Shares | Defined | 2026-05-15 | |
| 2025-12-31 | $11,392,000 | 800,000 | Shares | Defined | 2026-02-17 | |
| 2025-09-30 | $6,579,800 | 835,000 | Shares | Defined | 2025-11-14 | |
| 2025-06-30 | $5,500,800 | 960,000 | Shares | Defined | 2025-08-14 | |
| 2025-03-31 | $2,244,000 | 275,000 | Shares | Defined | 2025-05-15 | |
| 2023-12-31 | $4,193,145 | 295,500 | Call | Defined | 2024-02-14 | |
| No filing history on record for this holder in this stock. | ||||||