IYM
iShares U.S. Basic Materials ETF
stockNYSEETF
Market OpenOct 5, 2026 9:47:08 AM EDT
178.75USD-0.838%(-1.51)16,962
180.77Bid181.05Ask0.28SpreadAs of 2026-09-15, there were 82,938 shares short with a short interest of 1.54%.
IYM Short Interest - Official
Short Interest
IYM Short Position Change - Official
Short Position Change
IYM Short Interest - Official
| Settlement Date1 | Short Interest % | Short Position | Days to Cover2 | Short Position Change | Short Position Change % | Shares Out | Shares Float |
|---|---|---|---|---|---|---|---|
| 2026-09-15 | 1.54 | 82,938 | 1.00 | -10,805 | -11.53 | 6,450,000 | 5,400,057 |
| 2026-08-31 | 1.74 | 93,743 | 1.29 | +63,340 | +208.33 | 5,850,000 | 5,400,057 |
| 2026-08-14 | 0.56 | 30,403 | 1.00 | -10,160 | -25.05 | 5,400,000 | 5,400,057 |
| 2026-07-31 | 0.63 | 40,563 | 1.00 | -4,934 | -10.84 | 6,400,000 | 6,400,000 |
| 2026-07-15 | 0.67 | 45,497 | 1.00 | -25,686 | -36.08 | 6,800,000 | 6,800,000 |
| 2026-06-30 | 0.94 | 71,183 | 1.00 | -363,994 | -83.64 | 7,550,000 | 7,550,000 |
| 2026-06-15 | 6.35 | 435,177 | 1.37 | +396,638 | +1,029.19 | 6,850,000 | 6,850,000 |
| 2026-05-15 | 0.43 | 38,539 | 1.00 | -43,123 | -52.81 | 9,050,000 | 9,050,000 |
| 2026-04-30 | 0.91 | 81,662 | 1.00 | +33,225 | +68.59 | 8,950,000 | 8,950,000 |
| 2026-04-15 | 0.61 | 48,437 | 1.00 | -139,159 | -74.18 | 7,950,000 | 7,950,000 |
| 2026-03-31 | 2.68 | 187,596 | 1.00 | +146,019 | +351.20 | 7,000,000 | 7,000,000 |
| 2026-03-13 | 0.51 | 41,577 | 1.00 | -40,143 | -49.12 | 8,100,000 | 8,100,000 |
| 2026-02-27 | 1.12 | 81,720 | 1.00 | +38,834 | +90.55 | 7,300,000 | 7,300,000 |
| 2026-02-13 | 0.61 | 42,886 | 1.00 | -32,381 | -43.02 | 7,050,000 | 7,050,000 |
| 2026-01-30 | 1.21 | 75,267 | 1.00 | -31,799 | -29.70 | 6,200,000 | 6,200,000 |
| 2026-01-15 | 1.93 | 107,066 | 1.00 | +58,169 | +118.96 | 5,550,000 | 5,550,000 |
| 2025-12-31 | 1.14 | 48,897 | 1.00 | +26,119 | +114.67 | 4,300,000 | 4,300,000 |
| 2025-12-15 | 0.59 | 22,778 | 1.00 | -6,655 | -22.61 | 3,850,000 | 3,850,000 |
| 2025-11-28 | 0.61 | 29,433 | 1.64 | +1,041 | +3.67 | 4,850,000 | 4,850,000 |
| 2025-11-14 | 0.75 | 28,392 | 1.00 | +9,950 | +53.95 | 3,800,000 | 3,800,000 |
| 2025-10-31 | 0.49 | 18,442 | 1.00 | -40,463 | -68.69 | 3,800,000 | 3,800,000 |
| 2025-10-15 | 1.55 | 58,905 | 1.95 | -118,832 | -66.86 | 3,800,000 | 3,800,000 |
Historical data is split-adjusted.
1 Data from Finra. Finra publishes an updated file every two weeks.
2 Days to Cover (DTC) is also called Short Ratio. This is the Short Position / Average Daily Trading Volume.