Ionis Pharmaceuticals shares owned by William Harris Investors
Quarter-by-quarter ownership of Ionis Pharmaceuticals (IONS) shares owned by William Harris Investors
from 13F filings
Historical chart of William Harris Investors investment in Ionis Pharmaceuticals
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Quarterly reported holdings in Ionis Pharmaceuticals by William Harris Investors
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2016-12-31 | $3.8M | 80k | 47.84 |
| 2016-09-30 | $12M | 320k | 36.64 |
| 2016-06-30 | $8.9M | 380k | 23.29 |
| 2016-03-31 | $13M | 325k | 40.50 |
| 2015-12-31 | $14M | 230k | 61.93 |