ILMN short interest
Illumina Inc. · Healthcare · Medical - Diagnostics & Research · settlement date 2026-09-30
| Shares short | 9,471,310 |
|---|---|
| Change vs prior report | -1,114,112 (-10.5%) |
| Change over six months | +36.2% |
| Days to cover | 1.63 (sector: 3.78) |
| Average daily volume | 5,796,190 |
| Rank in Healthcare | #733 of 922 by days to cover |
ILMN short interest, last 12 months
| Settlement | Shares short | Change | Days to cover | Avg daily volume |
|---|---|---|---|---|
| 2026-09-30 | 9,471,310 | -10.5% | 1.63 | 5,796,190 |
| 2026-09-15 | 10,585,422 | +8.9% | 5.60 | 1,891,290 |
| 2026-08-31 | 9,720,715 | +2.7% | 5.15 | 1,886,108 |
| 2026-08-14 | 9,464,776 | +17.5% | 4.83 | 1,960,212 |
| 2026-07-31 | 8,056,689 | -8.0% | 4.51 | 1,785,975 |
| 2026-07-15 | 8,752,414 | +15.7% | 4.39 | 1,994,295 |
| 2026-06-30 | 7,565,780 | -17.8% | 3.68 | 2,057,816 |
| 2026-06-15 | 9,207,473 | +19.2% | 4.53 | 2,033,968 |
| 2026-05-29 | 7,723,045 | +2.9% | 4.67 | 1,655,267 |
| 2026-05-15 | 7,503,141 | +14.6% | 4.02 | 1,866,522 |
| 2026-04-30 | 6,546,522 | -8.8% | 4.68 | 1,398,756 |
| 2026-04-15 | 7,178,290 | +3.2% | 5.22 | 1,373,893 |
| 2026-03-31 | 6,955,511 | -3.8% | 4.87 | 1,429,180 |
| 2026-03-13 | 7,230,669 | +0.9% | 4.51 | 1,602,817 |
| 2026-02-27 | 7,164,759 | -9.6% | 2.94 | 2,433,103 |
| 2026-02-13 | 7,921,867 | -4.6% | 2.97 | 2,665,133 |
| 2026-01-30 | 8,300,465 | +28.6% | 3.96 | 2,093,599 |
| 2026-01-15 | 6,455,325 | -5.2% | 3.39 | 1,906,130 |
| 2025-12-31 | 6,807,201 | -8.2% | 4.75 | 1,432,132 |
| 2025-12-15 | 7,411,422 | +5.0% | 4.80 | 1,542,579 |
| 2025-11-28 | 7,055,985 | +7.8% | 3.84 | 1,838,664 |
| 2025-11-14 | 6,544,061 | -2.7% | 3.49 | 1,876,765 |
| 2025-10-31 | 6,726,492 | +0.7% | 3.43 | 1,961,075 |
| 2025-10-15 | 6,679,006 | +1.1% | 4.04 | 1,653,590 |
| 2025-09-30 | 6,607,099 | -10.0% | 3.76 | 1,758,768 |
import finzdata as yf
yf.Ticker("ILMN").short_interest # every report since 2017
yf.Client().short_interest(["ILMN"], start="2018-01-01")Healthcare short interest · ILMN price history · Who owns ILMN · All short interest