BSX short interest
Boston Scientific Corporation · Healthcare · Medical - Devices · settlement date 2026-09-30
| Shares short | 41,410,512 |
|---|---|
| Change vs prior report | -5,094,257 (-10.9%) |
| Change over six months | +76.0% |
| Days to cover | 1.88 (sector: 3.78) |
| Average daily volume | 21,984,746 |
| Rank in Healthcare | #712 of 922 by days to cover |
BSX short interest, last 12 months
| Settlement | Shares short | Change | Days to cover | Avg daily volume |
|---|---|---|---|---|
| 2026-09-30 | 41,410,512 | -10.9% | 1.88 | 21,984,746 |
| 2026-09-15 | 46,504,769 | -3.5% | 2.35 | 19,748,214 |
| 2026-08-31 | 48,173,758 | +74.4% | 2.29 | 21,036,931 |
| 2026-08-14 | 27,617,554 | +24.0% | 1.57 | 17,642,161 |
| 2026-07-31 | 22,276,201 | -21.2% | 1.01 | 21,974,600 |
| 2026-07-15 | 28,281,040 | +1.2% | 1.69 | 16,776,824 |
| 2026-06-30 | 27,938,624 | -6.1% | 1.19 | 23,398,673 |
| 2026-06-15 | 29,750,309 | -48.2% | 1.44 | 20,617,498 |
| 2026-05-29 | 57,491,117 | +83.0% | 2.25 | 25,507,630 |
| 2026-05-15 | 31,423,298 | +9.7% | 1.77 | 17,713,835 |
| 2026-04-30 | 28,642,737 | +11.8% | 1.36 | 21,126,230 |
| 2026-04-15 | 25,614,558 | +8.9% | 1.80 | 14,196,053 |
| 2026-03-31 | 23,529,218 | -7.5% | 1.43 | 16,507,632 |
| 2026-03-13 | 25,441,563 | -3.1% | 1.98 | 12,874,974 |
| 2026-02-27 | 26,261,043 | -1.4% | 1.94 | 13,520,963 |
| 2026-02-13 | 26,641,433 | -5.8% | 1.00 | 27,986,053 |
| 2026-01-30 | 28,281,105 | +20.8% | 1.97 | 14,359,024 |
| 2026-01-15 | 23,415,429 | +17.0% | 2.27 | 10,294,612 |
| 2025-12-31 | 20,010,940 | +4.5% | 2.37 | 8,454,112 |
| 2025-12-15 | 19,144,680 | +2.2% | 1.89 | 10,117,284 |
| 2025-11-28 | 18,734,072 | -11.1% | 1.89 | 9,892,043 |
| 2025-11-14 | 21,076,004 | +8.3% | 2.73 | 7,709,891 |
| 2025-10-31 | 19,453,503 | -0.9% | 2.28 | 8,516,401 |
| 2025-10-15 | 19,634,328 | +1.2% | 2.03 | 9,665,641 |
| 2025-09-30 | 19,401,596 | +2.0% | 1.46 | 13,301,110 |
import finzdata as yf
yf.Ticker("BSX").short_interest # every report since 2017
yf.Client().short_interest(["BSX"], start="2018-01-01")Healthcare short interest · BSX price history · Who owns BSX · All short interest