INSP short interest
Inspire Medical Systems Inc. · Healthcare · Medical - Devices · settlement date 2026-09-30
| Shares short | 4,195,817 |
|---|---|
| Change vs prior report | 267,567 (+6.8%) |
| Change over six months | +31.1% |
| Days to cover | 4.63 (sector: 3.78) |
| Average daily volume | 906,711 |
| Rank in Healthcare | #451 of 922 by days to cover |
INSP short interest, last 12 months
| Settlement | Shares short | Change | Days to cover | Avg daily volume |
|---|---|---|---|---|
| 2026-09-30 | 4,195,817 | +6.8% | 4.63 | 906,711 |
| 2026-09-15 | 3,928,250 | +7.4% | 4.94 | 795,398 |
| 2026-08-31 | 3,656,612 | -16.4% | 7.49 | 488,000 |
| 2026-08-14 | 4,373,708 | +11.6% | 5.20 | 841,529 |
| 2026-07-31 | 3,920,330 | -9.8% | 5.02 | 781,458 |
| 2026-07-15 | 4,344,629 | -7.5% | 4.16 | 1,044,030 |
| 2026-06-30 | 4,694,748 | +30.8% | 3.80 | 1,234,943 |
| 2026-06-15 | 3,589,616 | -2.9% | 3.77 | 951,982 |
| 2026-05-29 | 3,695,854 | +0.4% | 3.11 | 1,187,303 |
| 2026-05-15 | 3,681,515 | +15.5% | 2.10 | 1,750,524 |
| 2026-04-30 | 3,187,512 | +10.4% | 4.04 | 789,041 |
| 2026-04-15 | 2,888,404 | -9.8% | 2.60 | 1,112,214 |
| 2026-03-31 | 3,201,461 | -10.3% | 3.30 | 969,271 |
| 2026-03-13 | 3,568,904 | -5.0% | 3.82 | 934,529 |
| 2026-02-27 | 3,755,963 | -4.7% | 2.51 | 1,495,768 |
| 2026-02-13 | 3,942,973 | +1.9% | 2.36 | 1,670,583 |
| 2026-01-30 | 3,868,836 | +31.1% | 2.59 | 1,491,778 |
| 2026-01-15 | 2,950,708 | +1.5% | 2.81 | 1,048,276 |
| 2025-12-31 | 2,907,519 | -16.1% | 1.47 | 1,984,284 |
| 2025-12-15 | 3,465,930 | -0.5% | 1.87 | 1,857,761 |
| 2025-11-28 | 3,481,719 | -5.2% | 1.81 | 1,923,965 |
| 2025-11-14 | 3,671,015 | +11.1% | 2.44 | 1,502,849 |
| 2025-10-31 | 3,305,009 | +16.8% | 3.34 | 990,699 |
| 2025-10-15 | 2,830,111 | +6.8% | 2.86 | 988,486 |
| 2025-09-30 | 2,650,182 | +1.2% | 2.58 | 1,025,438 |
import finzdata as yf
yf.Ticker("INSP").short_interest # every report since 2017
yf.Client().short_interest(["INSP"], start="2018-01-01")Healthcare short interest · INSP price history · Who owns INSP · All short interest