Position in ARGX
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$101,247,702
-$28,022,291 QoQ
Shares Held
138,648
-9.8% QoQ
Ownership
0.223%
of shares outstanding
% of Portfolio
0.31%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2020
25 quarters on record
Voting authority
Sole 0.ToString("F0")%
Shared 100.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, 2026BAMCO INC /NY/ holds $232,883,646 across 22 Biotechnology names. ARGX ranks #1 (43.5% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | ARGX |
Argenx SE
This page
|
138,648 | $101,247,702 | |
| 2 | ZLAB |
Zai Lab Ltd
|
1,658,318 | $31,192,961 | |
| 3 | TECH |
BIO-TECHNE Corp
|
561,441 | $29,340,906 | |
| 4 | ARQT |
Arcutis Biotherapeutics, Inc.
|
1,072,189 | $25,260,772 | |
| 5 | SPRY |
ARS Pharmaceuticals, Inc.
|
1,273,341 | $10,224,928 | |
| 6 | VKTX |
Viking Therapeutics, Inc.
|
125,486 | $4,083,314 | |
| 7 | MANE |
Veradermics, Inc
|
59,668 | $3,768,034 | |
| 8 | ROIV |
Roivant Sciences Ltd.
|
125,000 | $3,462,500 |
All Filings in ARGX
Export CSV
25 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $101,247,702 | 138,648 | Shares | Defined | 2026-05-15 | |
| 2025-12-31 | $129,269,993 | 153,719 | Shares | Defined | 2026-02-17 | |
| 2025-09-30 | $123,684,386 | 167,694 | Shares | Defined | 2025-11-14 | |
| 2025-06-30 | $99,623,644 | 180,733 | Shares | Defined | 2025-08-14 | |
| 2025-03-31 | $126,303,991 | 213,400 | Shares | Defined | 2025-05-15 | |
| 2024-12-31 | $148,939,470 | 242,178 | Shares | Defined | 2025-02-14 | |
| 2024-09-30 | $135,684,792 | 250,304 | Shares | Defined | 2024-11-14 | |
| 2024-06-30 | $112,445,999 | 261,478 | Shares | Defined | 2024-08-14 | |
| 2024-03-31 | $104,994,887 | 266,674 | Shares | Defined | 2024-05-15 | |
| 2023-12-31 | $109,327,592 | 287,379 | Shares | Defined | 2024-02-14 | |
| 2023-09-30 | $141,585,015 | 287,991 | Shares | Defined | 2023-11-14 | |
| 2023-06-30 | $97,536,947 | 250,268 | Shares | Defined | 2023-08-14 | |
| 2023-03-31 | $92,755,653 | 248,955 | Shares | Defined | 2023-05-15 | |
| 2022-12-31 | $138,002,465 | 364,286 | Shares | Defined | 2023-02-14 | |
| 2022-09-30 | $147,292,813 | 417,201 | Shares | Defined | 2022-11-14 | |
| 2022-06-30 | $159,373,977 | 420,645 | Shares | Defined | 2022-08-15 | |
| 2022-03-31 | $158,077,200 | 501,339 | Shares | Defined | 2022-05-13 | |
| 2021-12-31 | $197,344,321 | 563,535 | Shares | Defined | 2022-02-14 | |
| 2021-09-30 | $166,301,132 | 550,666 | Shares | Defined | 2021-11-12 | |
| 2021-06-30 | $165,049,885 | 548,211 | Shares | Defined | 2021-08-13 | |
| 2021-03-31 | $135,967,478 | 493,727 | Shares | Defined | 2021-05-19 | |
| 2020-12-31 | $109,518,527 | 372,398 | Shares | Defined | 2021-02-12 | |
| 2020-09-30 | $77,638,714 | 295,744 | Shares | Defined | 2020-11-13 | |
| 2020-06-30 | $60,052,173 | 266,626 | Shares | Defined | 2020-08-14 | |
| 2020-03-31 | $28,490,037 | 216,276 | Shares | Defined | 2020-05-15 | |
| No filing history on record for this holder in this stock. | ||||||