WST short interest
West Pharmaceutical Services Inc. · Healthcare · Medical - Instruments & Supplies · settlement date 2026-09-30
| Shares short | 2,101,162 |
|---|---|
| Change vs prior report | -276,937 (-11.7%) |
| Change over six months | -28.2% |
| Days to cover | 3.11 (sector: 3.78) |
| Average daily volume | 674,539 |
| Rank in Healthcare | #620 of 922 by days to cover |
WST short interest, last 12 months
| Settlement | Shares short | Change | Days to cover | Avg daily volume |
|---|---|---|---|---|
| 2026-09-30 | 2,101,162 | -11.7% | 3.11 | 674,539 |
| 2026-09-15 | 2,378,099 | +8.3% | 4.51 | 526,936 |
| 2026-08-31 | 2,195,650 | +3.4% | 4.89 | 449,399 |
| 2026-08-14 | 2,123,261 | -15.4% | 4.11 | 516,261 |
| 2026-07-31 | 2,510,898 | +6.4% | 2.54 | 987,227 |
| 2026-07-15 | 2,360,270 | +1.9% | 3.58 | 659,689 |
| 2026-06-30 | 2,316,731 | +1.2% | 2.33 | 994,358 |
| 2026-06-15 | 2,288,165 | -1.6% | 3.52 | 650,343 |
| 2026-05-29 | 2,326,364 | +1.9% | 3.37 | 690,674 |
| 2026-05-15 | 2,282,225 | -5.9% | 2.63 | 869,417 |
| 2026-04-30 | 2,425,762 | -8.9% | 2.06 | 1,176,684 |
| 2026-04-15 | 2,662,538 | -9.0% | 3.61 | 737,513 |
| 2026-03-31 | 2,926,073 | +14.2% | 3.17 | 921,603 |
| 2026-03-13 | 2,563,364 | +8.0% | 2.94 | 871,238 |
| 2026-02-27 | 2,372,676 | +5.9% | 3.02 | 786,933 |
| 2026-02-13 | 2,240,980 | -12.5% | 1.66 | 1,350,711 |
| 2026-01-30 | 2,560,146 | +33.4% | 1.92 | 1,331,009 |
| 2026-01-15 | 1,918,949 | +8.2% | 2.67 | 719,226 |
| 2025-12-31 | 1,774,094 | -14.0% | 2.72 | 651,672 |
| 2025-12-15 | 2,062,111 | -0.1% | 3.04 | 678,296 |
| 2025-11-28 | 2,064,220 | +10.1% | 3.17 | 651,625 |
| 2025-11-14 | 1,874,904 | +30.8% | 2.63 | 712,020 |
| 2025-10-31 | 1,433,848 | -5.5% | 1.68 | 853,773 |
| 2025-10-15 | 1,517,842 | -9.4% | 2.64 | 574,124 |
| 2025-09-30 | 1,674,945 | -0.2% | 2.46 | 680,482 |
import finzdata as yf
yf.Ticker("WST").short_interest # every report since 2017
yf.Client().short_interest(["WST"], start="2018-01-01")Healthcare short interest · WST price history · Who owns WST · All short interest