Ionis Pharmaceuticals Inc

UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC IONS

Report date

12/31/2025

Quarter

2025 Q4

Filed

2/13/2026

Shares

1,388,567

Value ($000)

109,850

Weight

0.0%

2019 Q4 - 2025 Q4 (25 filings)

Shares History

History scope: non-option holdings only (PUT/CALL rows excluded).

All 13F Holders	Filing date	Value ($000s)	% of Holdings	Shares	Reporting period
2025 Q4	2/13/2026	109,850	0.0%	1,388,567	12/31/2025
2025 Q3	11/14/2025	75,506	0.0%	1,154,166	9/30/2025
2025 Q2	8/14/2025	31,255	0.0%	791,072	6/30/2025
2025 Q1	5/19/2025	19,895	0.0%	659,435	3/31/2025
2024 Q4	2/14/2025	21,663	0.0%	619,641	12/31/2024
2024 Q3	11/14/2024	11,445	0.0%	285,697	9/30/2024
2024 Q2	8/14/2024	15,265	0.0%	320,290	6/30/2024
2024 Q1	5/15/2024	8,077	0.0%	186,327	3/31/2024
2023 Q4	2/14/2024	9,426	0.0%	186,327	12/31/2023
2023 Q3	11/13/2023	8,034	0.0%	177,114	9/30/2023
2023 Q2	8/11/2023	6,316	0.0%	176,733	6/30/2023
2023 Q1	5/15/2023	6,316	0.0%	176,733	3/31/2023
2022 Q4	2/14/2023	6,640	0.0%	175,796	12/31/2022
2022 Q3	11/14/2022	12,368	0.0%	279,624	9/30/2022
2022 Q2	8/12/2022	7,618	0.0%	205,789	6/30/2022
2022 Q1	5/16/2022	7,664	0.0%	206,906	3/31/2022
2021 Q4	2/14/2022	5,592	0.0%	183,752	12/31/2021
2021 Q3	11/15/2021	6,060	0.0%	180,665	9/30/2021
2021 Q2	8/16/2021	7,034	0.0%	176,341	6/30/2021
2021 Q1	5/14/2021	18,187	0.0%	404,524	3/31/2021
2020 Q4	3/1/2021	23,154	0.0%	409,511	12/31/2020
2020 Q3	11/13/2020	16,555	0.0%	348,899	9/30/2020
2020 Q2	8/14/2020	19,966	0.0%	338,640	6/30/2020
2020 Q1	5/15/2020	17,055	0.0%	360,732	3/31/2020
2019 Q4	2/14/2020	21,358	0.0%	353,546	12/31/2019