Position in ARDX
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$11,146,767
+$2,494,889 QoQ
Shares Held
1,860,896
+9.0% QoQ
Ownership
0.753%
of shares outstanding
% of Portfolio
0.14%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Sep 2023
7 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in ARDX Over Time
Shares Held
Position Value (USD)
Position in Biotechnology
Healthcare · as of Mar 31, 2026Rubric Capital Management LP holds $938,577,278 across 18 Biotechnology names. ARDX ranks #14 (1.2% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | ARQT |
Arcutis Biotherapeutics, Inc.
|
8,271,577 | $194,878,354 | |
| 2 | ZYME |
Zymeworks Inc.
|
7,000,000 | $175,280,000 | |
| 3 | ROIV |
Roivant Sciences Ltd.
|
5,000,000 | $138,500,000 | |
| 4 | SPRY |
ARS Pharmaceuticals, Inc.
|
8,000,000 | $64,240,000 | |
| 5 | MGTX |
MeiraGTx Holdings plc
|
7,000,000 | $60,620,000 | |
| 6 | PRTA |
Prothena Corp Public Ltd Co
|
5,000,000 | $48,600,000 | |
| 7 | PTGX |
Protagonist Therapeutics, Inc
|
427,998 | $45,110,989 | |
| 8 | TRVI |
Trevi Therapeutics, Inc.
|
3,712,373 | $44,288,609 |
All Filings in ARDX
Export CSV
7 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $11,146,767 | 1,860,896 | Shares | Sole | 2026-05-15 | |
| 2024-12-31 | $8,651,878 | 1,706,485 | Shares | Sole | 2025-02-14 | |
| 2024-09-30 | $21,084,715 | 3,060,191 | Shares | Sole | 2024-11-13 | |
| 2024-06-30 | $13,460,894 | 1,816,585 | Shares | Sole | 2024-08-13 | |
| 2024-03-31 | $13,261,070 | 1,816,585 | Shares | Sole | 2024-05-10 | |
| 2023-12-31 | $24,879,068 | 4,012,753 | Shares | Sole | 2024-02-13 | |
| 2023-09-30 | $10,200,000 | 2,500,000 | Shares | Sole | 2023-11-15 | |
| No filing history on record for this holder in this stock. | ||||||