SUMCF
SUMCO CORP ORD
stockOTC
EODOct 2, 2026
23.74USD+8.854%(+1.93)2,191
As of 2026-09-15, there were 4,523,938 shares short with a short interest of 1.29%.
SUMCF Short Interest - Official
Short Interest
SUMCF Short Position Change - Official
Short Position Change
SUMCF 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 | 1.29 | 4,523,938 | 999.99 | +262,353 | +6.16 | 0 | 349,565,503 |
| 2026-08-31 | 1.22 | 4,261,585 | 662.97 | +1,191,106 | +38.79 | 0 | 349,565,503 |
| 2026-08-14 | 0.88 | 3,070,479 | 548.89 | -1,668,383 | -35.21 | 0 | 349,565,503 |
| 2026-07-31 | 1.36 | 4,738,862 | 392.39 | -564,290 | -10.64 | 0 | 349,565,503 |
| 2026-07-15 | 1.52 | 5,303,152 | 73.30 | +1,075,183 | +25.43 | 0 | 349,565,503 |
| 2026-06-30 | 1.21 | 4,227,969 | 399.13 | +326,515 | +8.37 | 0 | 349,566,552 |
| 2026-06-15 | 1.12 | 3,901,454 | 159.47 | -4,352,561 | -52.73 | 0 | 349,567,601 |
| 2026-05-15 | 2.36 | 8,254,015 | 247.10 | -119,348 | -1.43 | 0 | 349,567,601 |
| 2026-04-30 | 2.44 | 8,373,363 | 508.59 | -1,585,972 | -15.92 | 0 | 343,347,655 |
| 2026-04-15 | 2.90 | 9,959,335 | 999.99 | -646,750 | -6.10 | 0 | 343,347,655 |
| 2026-03-31 | 3.09 | 10,606,085 | 999.99 | +329,065 | +3.20 | 0 | 343,347,655 |
| 2026-03-13 | 2.99 | 10,277,020 | 780.10 | -859,277 | -7.72 | 0 | 343,347,655 |
| 2026-02-27 | 3.24 | 11,136,297 | 608.64 | -225,750 | -1.99 | 0 | 343,347,655 |
| 2026-02-13 | 3.31 | 11,362,047 | 999.99 | -804,823 | -6.61 | 0 | 343,347,655 |
| 2026-01-30 | 3.54 | 12,166,870 | 596.80 | +154,838 | +1.29 | 0 | 343,347,655 |
| 2026-01-15 | 3.50 | 12,012,032 | 999.99 | -384,263 | -3.10 | 0 | 343,347,655 |
| 2025-12-31 | 3.61 | 12,396,295 | 999.99 | +853,513 | +7.39 | 0 | 343,347,655 |
| 2025-12-15 | 3.36 | 11,542,782 | 999.99 | -1,383,245 | -10.70 | 0 | 343,347,655 |
| 2025-11-28 | 3.76 | 12,926,027 | 666.70 | -1,963,661 | -13.19 | 0 | 343,347,655 |
| 2025-11-14 | 4.34 | 14,889,688 | 999.99 | +5,098,014 | +52.06 | 0 | 343,347,655 |
| 2025-10-31 | 2.85 | 9,791,674 | 999.99 | -3,445,836 | -26.03 | 0 | 343,347,655 |
| 2025-10-15 | 3.86 | 13,237,510 | 999.99 | -1,433,343 | -9.77 | 0 | 343,347,655 |
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.