ProShares UltraShort Industria (SIJ) short interest data
ProShares UltraShort Industria · Unclassified (ETFs, funds, other) · settlement date 2026-10-15
| Shares short | 29,885 |
|---|---|
| Change vs prior report | 28,852 (+2793.0%) |
| Change over six months | +91.2% |
| Days to cover | 1.00 (sector: 1.07) |
| Average daily volume | 39,273 |
| Rank in Unclassified (ETFs, funds, other) | not ranked (OTC, fund or thinly traded) |
SIJ short interest, last 12 months
| Settlement | Shares short | Change | Days to cover | Avg daily volume |
|---|---|---|---|---|
| 2026-10-15 | 29,885 | +2793.0% | 1.00 | 39,273 |
| 2026-09-30 | 1,033 | -86.6% | 1.00 | 8,971 |
| 2026-09-15 | 7,734 | +167.4% | 1.45 | 5,331 |
| 2026-08-31 | 2,892 | -12.9% | 1.35 | 2,148 |
| 2026-08-14 | 3,319 | +46.5% | 1.00 | 3,848 |
| 2026-07-31 | 2,265 | -42.2% | 1.12 | 2,027 |
| 2026-07-15 | 3,922 | -32.1% | 1.94 | 2,022 |
| 2026-06-30 | 5,773 | -24.8% | 3.92 | 1,473 |
| 2026-06-15 | 7,672 | -10.8% | 1.00 | 13,849 |
| 2026-05-29 | 8,602 | -47.8% | 1.40 | 6,160 |
| 2026-05-15 | 16,493 | -12.6% | 2.30 | 7,185 |
| 2026-04-30 | 18,879 | +20.8% | 2.27 | 8,333 |
| 2026-04-15 | 15,632 | -65.8% | 1.00 | 21,242 |
| 2026-03-31 | 45,643 | +857.9% | 1.18 | 38,609 |
| 2026-03-13 | 4,765 | -36.2% | 1.00 | 60,762 |
| 2026-02-27 | 7,474 | +171.6% | 1.00 | 11,618 |
| 2026-02-13 | 2,752 | -14.3% | 1.00 | 49,158 |
| 2026-01-30 | 3,211 | +1320.8% | 1.00 | 6,703 |
| 2026-01-15 | 226 | -72.7% | 1.00 | 5,812 |
| 2025-12-31 | 828 | -56.7% | 1.00 | 2,694 |
| 2025-12-15 | 1,912 | +1934.0% | 1.00 | 5,101 |
| 2025-11-28 | 94 | -90.4% | 1.00 | 9,427 |
| 2025-11-14 | 977 | -72.1% | 1.00 | 2,975 |
| 2025-10-31 | 3,505 | +30.3% | 1.00 | 4,915 |
import finzdata as yf
yf.Ticker("SIJ").short_interest # every report since 2017
yf.Client().short_interest(["SIJ"], start="2018-01-01")Unclassified (ETFs, funds, other) short interest · SIJ price history · Who owns SIJ · All short interest