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BAMCO INC /NY/

Position in ARGX — Argenx SE

CIK 1017918 NEW YORK, NY

Position in ARGX

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$126,783,481
+$25,535,779 QoQ
Shares Held
136,654
-1.4% QoQ
Ownership
0.220%
of shares outstanding
% of Portfolio
0.19%
of 13F equity value
Holder Rank
#33
of 505 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority Sole 0% Shared 100% None 0%

Common Shares in ARGX Over Time

Shares Held

Position Value (USD)

Position in Biotechnology

Healthcare · as of Jun 30, 2026

BAMCO INC /NY/ holds $406,272,438 across 24 Biotechnology names. ARGX ranks #2 (31.2% of the industry book) .

# Ticker Company Shares Value (USD) Open
2 ARGX
Argenx SE
This page
136,654 $126,783,481

All Filings in ARGX

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26 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $126,783,481 136,654
2026-03-31 $101,247,702 138,648
2025-12-31 $129,269,993 153,719
2025-09-30 $123,684,386 167,694
2025-06-30 $99,623,644 180,733
2025-03-31 $126,303,991 213,400
2024-12-31 $148,939,470 242,178
2024-09-30 $135,684,792 250,304
2024-06-30 $112,445,999 261,478
2024-03-31 $104,994,887 266,674
2023-12-31 $109,327,592 287,379
2023-09-30 $141,585,015 287,991
2023-06-30 $97,536,947 250,268
2023-03-31 $92,755,653 248,955
2022-12-31 $138,002,465 364,286
2022-09-30 $147,292,813 417,201
2022-06-30 $159,373,977 420,645
2022-03-31 $158,077,200 501,339
2021-12-31 $197,344,321 563,535
2021-09-30 $166,301,132 550,666
2021-06-30 $165,049,885 548,211
2021-03-31 $135,967,478 493,727
2020-12-31 $109,518,527 372,398
2020-09-30 $77,638,714 295,744
2020-06-30 $60,052,173 266,626
2020-03-31 $28,490,037 216,276