683 Capital Management, LLC
Position in APLS — Apellis Pharmaceuticals, Inc.
CIK 1404574
NEW YORK, NY
Position in APLS
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$0
+$0 QoQ
Shares Held
250,000
-24.2% QoQ
Ownership
0.195%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Dec 2022
14 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in APLS Over Time
Shares Held
Position Value (USD)
Derivatives in APLS
reported options exposure · as of Dec 31, 2024CallValue
$0
CallShares
71,500
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 Jun 30, 2026683 Capital Management, LLC holds $349,034,024 across 34 Biotechnology names.
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | ANAB |
Anaptysbio, Inc
|
660,000 | $44,550,000 | |
| 2 | PTGX |
Protagonist Therapeutics, Inc
|
290,000 | $35,548,200 | |
| 3 | MGTX |
MeiraGTx Holdings plc
|
2,300,000 | $31,073,000 | |
| 4 | WVE |
Wave Life Sciences, Inc.
|
4,950,000 | $28,759,500 | |
| 5 | QURE |
uniQure N.V.
|
575,000 | $26,484,500 | |
| 6 | TGTX |
Tg Therapeutics, Inc.
|
389,081 | $21,376,110 | |
| 7 | PHAT |
Phathom Pharmaceuticals, Inc.
|
1,850,000 | $20,072,500 | |
| 8 | TRAX |
First Tracks Biotherapeutics, Inc.
|
750,000 | $15,090,000 |
All Filings in APLS
Export CSV
20 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | — | 250,000 | Shares | Defined | 2026-05-15 | |
| 2025-12-31 | — | 330,000 | Shares | Defined | 2026-02-17 | |
| 2025-09-30 | — | 288,000 | Shares | Defined | 2025-11-14 | |
| 2025-06-30 | — | 410,000 | Shares | Defined | 2025-08-14 | |
| 2025-03-31 | — | 333,000 | Shares | Defined | 2025-05-15 | |
| 2024-12-31 | — | 360,000 | Shares | Defined | 2025-02-14 | |
| 2024-12-31 | — | 71,500 | Call | Defined | 2025-02-14 | |
| 2024-09-30 | — | 200,000 | Call | Defined | 2024-11-14 | |
| 2024-09-30 | — | 235,000 | Shares | Defined | 2024-11-14 | |
| 2024-06-30 | — | 186,000 | Shares | Defined | 2024-08-14 | |
| 2024-06-30 | — | 200,000 | Call | Defined | 2024-08-14 | |
| 2024-03-31 | — | 215,000 | Shares | Defined | 2024-05-15 | |
| 2023-12-31 | — | 175,000 | Call | Defined | 2024-02-14 | |
| 2023-12-31 | — | 130,000 | Shares | Defined | 2024-02-14 | |
| 2023-09-30 | — | 576,000 | Call | Defined | 2023-11-14 | |
| 2023-09-30 | — | 240,000 | Shares | Defined | 2023-11-14 | |
| 2023-06-30 | — | 44,300 | Shares | Defined | 2023-08-14 | |
| 2023-06-30 | — | 501,000 | Call | Defined | 2023-08-14 | |
| 2023-03-31 | — | 160,000 | Shares | Defined | 2023-05-15 | |
| 2022-12-31 | — | 175,000 | Shares | Defined | 2023-02-14 | |
| No filing history on record for this holder in this stock. | ||||||