Position in ARGX
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$65,722,500
-$98,052,127 QoQ
Shares Held
90,000
-69.7% QoQ
Ownership
0.145%
of shares outstanding
% of Portfolio
0.10%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Sep 2020
13 quarters on record
Voting authority
Sole 100.ToString("F0")%
Shared 0.ToString("F0")%
None 0.ToString("F0")%
Common Shares in ARGX Over Time
Shares Held
Position Value (USD)
Position in Biotechnology
Healthcare · as of Mar 31, 2026ADAGE CAPITAL PARTNERS GP, L.L.C. holds $4,593,636,445 across 120 Biotechnology names. ARGX ranks #16 (1.4% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | RVMD |
Revolution Medicines, Inc.
|
5,475,611 | $532,503,169 | |
| 2 | RPRX |
Royalty Pharma plc
|
7,480,633 | $358,845,965 | |
| 3 | CNTA |
Centessa Pharmaceuticals plc
|
8,925,010 | $354,501,397 | |
| 4 | ROIV |
Roivant Sciences Ltd.
|
12,794,097 | $354,396,486 | |
| 5 | TNGX |
Tango Therapeutics, Inc.
|
12,809,485 | $267,974,426 | |
| 6 | PRAX |
Praxis Precision Medicines, Inc.
|
815,739 | $262,822,948 | |
| 7 | INSM |
INSMED Inc
|
900,000 | $147,168,000 | |
| 8 | AXSM |
Axsome Therapeutics, Inc.
|
737,578 | $124,665,433 |
All Filings in ARGX
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13 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $65,722,500 | 90,000 | Shares | Sole | 2026-05-15 | |
| 2025-06-30 | $163,774,627 | 297,113 | Shares | Sole | 2025-08-14 | |
| 2025-03-31 | $82,054,388 | 138,637 | Shares | Sole | 2025-05-15 | |
| 2024-12-31 | $55,219,005 | 89,787 | Shares | Sole | 2025-02-14 | |
| 2024-09-30 | $91,496,056 | 168,787 | Shares | Sole | 2024-11-14 | |
| 2024-06-30 | $45,802,270 | 106,507 | Shares | Sole | 2024-08-14 | |
| 2023-12-31 | $41,448,228 | 108,951 | Shares | Sole | 2024-02-14 | |
| 2023-09-30 | $52,088,690 | 105,951 | Shares | Sole | 2023-11-14 | |
| 2023-06-30 | $59,549,185 | 152,796 | Shares | Other | 2023-08-14 | |
| 2023-03-31 | $125,334,421 | 336,396 | Shares | Sole | 2023-05-15 | |
| 2022-12-31 | $108,874,226 | 287,396 | Shares | Sole | 2023-02-14 | |
| 2020-12-31 | $10,293,150 | 35,000 | Shares | Sole | 2021-02-16 | |
| 2020-09-30 | $6,563,000 | 25,000 | Shares | Sole | 2020-11-16 | |
| No filing history on record for this holder in this stock. | ||||||