683 Capital Management, LLC
Position in PRAX — Praxis Precision Medicines, Inc.
CIK 1404574
NEW YORK, NY
Position in PRAX
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$0
+$0 QoQ
Shares Held
0
Ownership
0.000%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Dec 2023
5 quarters on record
Derivatives in PRAX
reported options exposure · as of Mar 31, 2026CallValue
$0
CallShares
0
PutValue
$36,310,813
PutShares
112,700
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.
| # | 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 PRAX
Export CSV
5 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $36,310,813 | 112,700 | Put | Defined | 2026-05-15 | |
| 2025-12-31 | $50,046,852 | 169,800 | Put | Defined | 2026-02-17 | |
| 2025-06-30 | $3,124,315 | 74,300 | Put | Defined | 2025-08-14 | |
| 2025-03-31 | $3,571,141 | 94,300 | Put | Defined | 2025-05-15 | |
| 2023-12-31 | $255,796 | 11,481 | Shares | Defined | 2024-02-14 | |
| No filing history on record for this holder in this stock. | ||||||