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Tweedy, Browne Co LLC IONS Position History
Ionis Pharmaceuticals, Inc. • Healthcare
Quarters held
14
Latest value
$180.8M
Q2 2026
Peak value
$195M
First seen
Q1 2023
Dollar value over time
Show data table
| Period | Position value |
|---|---|
| Q1 2023 | $126.6M |
| Q2 2023 | $145.3M |
| Q3 2023 | $159.2M |
| Q4 2023 | $174.8M |
| Q1 2024 | $149.8M |
| Q2 2024 | $164.6M |
| Q3 2024 | $138.4M |
| Q4 2024 | $113.6M |
| Q1 2025 | $90M |
| Q2 2025 | $114.3M |
| Q3 2025 | $189.8M |
| Q4 2025 | $195M |
| Q1 2026 | $170.9M |
| Q2 2026 | $180.8M |
Quarter-by-quarter history
Every disclosed snapshot of the position
| Quarter | Value | Shares | % Portfolio | Change |
|---|---|---|---|---|
| Q2 2026 | $180.8M | 2.28M | — | — |
| Q1 2026 | $170.9M | 2.28M | — | — |
| Q4 2025 | $195M | 2.46M | — | — |
| Q3 2025 | $189.8M | 2.90M | — | — |
| Q2 2025 | $114.3M | 2.89M | — | — |
| Q1 2025 | $90M | 2.98M | — | — |
| Q4 2024 | $113.6M | 3.25M | — | — |
| Q3 2024 | $138.4M | 3.45M | — | — |
| Q2 2024 | $164.6M | 3.45M | — | — |
| Q1 2024 | $149.8M | 3.45M | — | — |
| Q4 2023 | $174.8M | 3.45M | — | — |
| Q3 2023 | $159.2M | 3.51M | — | — |
| Q2 2023 | $145.3M | 3.54M | — | — |
| Q1 2023 | $126.6M | 3.54M | — | — |
Other funds holding IONS
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$649.5M
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$486.5M
$439.8M
$343.7M