Candriam S.C.A.

Position in IONS — Ionis Pharmaceuticals Inc

CIK 1537014 STRASSEN, N4

Back to IONS Full portfolio

Position in IONS

as of Jun 30, 2026 · filed Aug 13, 2026 Compact

Position Value

$35,285,556

-$1,061,983 QoQ

Shares Held

445,019

-8.1% QoQ

Ownership

0.268%

of shares outstanding

% of Portfolio

0.16%

of 13F equity value

Holder Rank

#59

of 513 holders

Holding Since

Mar 2020

26 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Common Shares in IONS Over Time

Shares Held

Position Value (USD)

Position in Biotechnology

Healthcare · as of Jun 30, 2026

Candriam S.C.A. holds $2,107,868,027 across 75 Biotechnology names. IONS ranks #20 (1.7% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	REGN	Regeneron Pharmaceuticals, Inc.	195,674	$122,010,565
2	RVMD	Revolution Medicines, Inc.	556,392	$104,201,093
3	VRTX	Vertex Pharmaceuticals Inc / Ma	199,505	$99,100,118
4	ALNY	Alnylam Pharmaceuticals, Inc.	314,512	$94,677,547
5	ONC	BeOne Medicines Ltd.	289,735	$82,565,782
6	COGT	Cogent Biosciences, Inc.	2,088,369	$80,819,880
7	ARGX	Argenx SE	80,120	$74,332,932
8	ROIV	Roivant Sciences Ltd.	1,990,510	$70,444,148

All Filings in IONS

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26 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$35,285,556	445,019	-8.1%	Shares	Sole	2026-08-13
2026-03-31	$36,347,539	484,053	-28.6%	Shares	Sole	2026-04-30
2025-12-31	$53,607,230	677,629	+10.9%	Shares	Sole	2026-04-30
2025-09-30	$39,987,124	611,237	-15.7%	Shares	Sole	2025-11-06
2025-06-30	$28,634,477	724,740	-27.1%	Shares	Sole	2025-08-08
2025-03-31	$29,980,049	993,704	+16.9%	Shares	Sole	2025-05-14
2024-12-31	$29,709,847	849,824	-10.4%	Shares	Sole	2025-02-07
2024-09-30	$37,987,535	948,266	0.0%	Shares	Sole	2024-11-13
2024-06-30	$45,194,357	948,266	+4.0%	Shares	Sole	2024-08-05
2024-03-31	$39,530,734	911,897	+45.0%	Shares	Sole	2024-05-06
2023-12-31	$31,824,499	629,067	+14.6%	Shares	Sole	2024-02-14
2023-09-30	$24,905,679	549,067	+4.8%	Shares	Sole	2023-11-13
2023-06-30	$21,502,469	524,067	+17.7%	Shares	Sole	2023-08-08
2023-03-31	$15,911,340	445,197	-4.4%	Shares	Sole	2023-05-12
2022-12-31	$17,589,489	465,700	+3.2%	Shares	Sole	2023-02-13
2022-09-30	$19,963,254	451,351	-20.9%	Shares	Sole	2022-11-10
2022-06-30	$21,127,017	570,692	+14.2%	Shares	Sole	2022-08-03
2022-03-31	$18,503,220	499,547	-46.7%	Shares	Sole	2022-05-13
2021-12-31	$28,501,803	936,635	+28.9%	Shares	Sole	2022-02-10
2021-09-30	$24,362,080	726,359	+31.5%	Shares	Sole	2021-11-09
2021-06-30	$22,041,857	552,566	+123.8%	Shares	Sole	2021-07-20
2021-03-31	$11,103,051	246,954	0.0%	Shares	Sole	2021-04-29
2020-12-31	$13,962,779	246,954	-2.7%	Shares	Sole	2021-01-22
2020-09-30	$12,038,065	253,700	0.0%	Shares	Sole	2020-10-19
2020-06-30	$14,958,152	253,700	-3.1%	Shares	Sole	2020-07-23
2020-03-31	$12,373,176	261,700	—	Shares	Sole	2020-05-26
No filing history on record for this holder in this stock.