BMRN short interest
BioMarin Pharmaceutical Inc. · Healthcare · Biotechnology · settlement date 2026-09-30
| Shares short | 11,522,835 |
|---|---|
| Change vs prior report | 1,447,180 (+14.4%) |
| Change over six months | +30.5% |
| Days to cover | 5.51 (sector: 3.78) |
| Average daily volume | 2,090,642 |
| Rank in Healthcare | #370 of 922 by days to cover |
BMRN short interest, last 12 months
| Settlement | Shares short | Change | Days to cover | Avg daily volume |
|---|---|---|---|---|
| 2026-09-30 | 11,522,835 | +14.4% | 5.51 | 2,090,642 |
| 2026-09-15 | 10,075,655 | +2.0% | 5.53 | 1,822,750 |
| 2026-08-31 | 9,877,553 | -3.2% | 5.76 | 1,713,708 |
| 2026-08-14 | 10,202,950 | -18.4% | 3.69 | 2,767,411 |
| 2026-07-31 | 12,504,131 | -12.7% | 7.42 | 1,684,263 |
| 2026-07-15 | 14,315,984 | +2.9% | 10.16 | 1,409,304 |
| 2026-06-30 | 13,908,847 | +11.1% | 6.04 | 2,301,848 |
| 2026-06-15 | 12,516,448 | +7.8% | 6.06 | 2,066,601 |
| 2026-05-29 | 11,605,279 | +2.2% | 3.97 | 2,921,395 |
| 2026-05-15 | 11,359,229 | +5.2% | 5.42 | 2,096,087 |
| 2026-04-30 | 10,792,859 | +6.3% | 7.28 | 1,482,676 |
| 2026-04-15 | 10,151,216 | +14.9% | 6.42 | 1,581,415 |
| 2026-03-31 | 8,832,493 | +3.9% | 4.20 | 2,100,926 |
| 2026-03-13 | 8,501,110 | +2.9% | 4.56 | 1,866,101 |
| 2026-02-27 | 8,260,270 | -4.1% | 3.53 | 2,342,335 |
| 2026-02-13 | 8,616,736 | +8.9% | 3.91 | 2,203,278 |
| 2026-01-30 | 7,910,060 | +7.0% | 3.92 | 2,017,072 |
| 2026-01-15 | 7,393,619 | -8.2% | 3.49 | 2,116,537 |
| 2025-12-31 | 8,052,911 | -0.6% | 2.22 | 3,630,837 |
| 2025-12-15 | 8,099,003 | -1.6% | 3.77 | 2,147,151 |
| 2025-11-28 | 8,230,587 | -8.0% | 2.07 | 3,980,917 |
| 2025-11-14 | 8,949,150 | -9.2% | 3.85 | 2,324,608 |
| 2025-10-31 | 9,861,372 | +15.8% | 3.20 | 3,085,793 |
| 2025-10-15 | 8,513,411 | +19.0% | 3.77 | 2,260,014 |
| 2025-09-30 | 7,155,141 | -2.1% | 3.19 | 2,244,228 |
import finzdata as yf
yf.Ticker("BMRN").short_interest # every report since 2017
yf.Client().short_interest(["BMRN"], start="2018-01-01")Healthcare short interest · BMRN price history · Who owns BMRN · All short interest