Ionis Pharmaceuticals Inc (IONS) short volume · $12.28B cap
Ionis Pharmaceuticals Inc FINRA short-volume cache. Latest 2026-10-21.
| Date | Short | Total | Short % |
|---|---|---|---|
| 2026-10-21 | 419,622 | 866,867 | 48.4% |
| 2026-10-20 | 449,043 | 910,641 | 49.3% |
| 2026-10-19 | 416,695 | 817,226 | 51.0% |
| 2026-10-16 | 233,848 | 566,748 | 41.3% |
| 2026-10-15 | 344,626 | 829,038 | 41.6% |
| 2026-10-14 | 384,550 | 680,212 | 56.5% |
| 2026-10-13 | 283,604 | 767,571 | 36.9% |
| 2026-10-12 | 251,034 | 688,925 | 36.4% |
| 2026-10-09 | 817,351 | 3,425,891 | 23.9% |
| 2026-10-08 | 278,814 | 1,128,197 | 24.7% |
IONS short volume FAQ
What was IONS's latest FINRA short volume?
On Oct 21, 2026, cached FINRA short volume for Ionis Pharmaceuticals Inc (IONS) was 419,622 shares, 48.4% of 866,867 total volume.
How many IONS short-volume sessions are listed on this page?
This page lists 10 cached FINRA short-volume sessions for Ionis Pharmaceuticals Inc (IONS), from Oct 8, 2026 through Oct 21, 2026.
How did IONS short volume percent change from the prior cached session?
Cached FINRA short volume for Ionis Pharmaceuticals Inc (IONS) moved from 49.3% on Oct 20, 2026 to 48.4% on Oct 21, 2026, down 0.9 percentage points.
What was the highest IONS short volume percent on this page?
The highest cached FINRA short volume on this page is 56.5% of total volume on Oct 14, 2026.
Where is IONS listed?
Ionis Pharmaceuticals Inc (IONS) common stock is listed on NASDAQ.
What is IONS's latest revenue?
Latest cached Ionis Pharmaceuticals Inc (IONS) revenue for Jun 30, 2026 was $267.9M. Statements: https://lician.com/financials/ions
What is the average IONS short volume percent on this page?
Across 10 cached sessions on this page, Ionis Pharmaceuticals Inc (IONS) short volume averaged 41.0% of total volume.
Where is IONS short volume listed?
Cached FINRA short volume for Ionis Pharmaceuticals Inc (IONS) is listed at https://lician.com/short-interest/ions.
Not investment advice. Cached rows, not a live tape.