YMAT
J-Star Holding Co., Ltd. Class A
stockNASDAQ
At CloseOct 30, 2026 4:58:30 PM EDT
1.76USD-18.519%(-0.40)595,893
Pre-marketOct 30, 2026 10:27:19 AM EDT
2.15USD-0.463%(-0.01)
As of 2026-10-15, there were 91,749 shares short with a short interest of 13.82%.
YMAT Short Interest - Official
YMAT Short Position Change - Official
YMAT Short Interest - Official
| Settlement Date1 | Short Interest % | Short Position | Days to Cover2 | Short Position Change | Short Position Change % | Shares Out | Shares Float |
|---|---|---|---|---|---|---|---|
| 2026-10-15 | 13.82 | 91,749 | 1.00 | -11,752 | -11.35 | 4,010,102 | 664,113 |
| 2026-09-30 | 15.40 | 103,501 | 1.00 | +38,052 | +58.14 | 4,010,102 | 671,880 |
| 2026-09-15 | 9.74 | 65,449 | 1.00 | +46,056 | +237.49 | 4,010,102 | 671,880 |
| 2026-08-31 | 2.89 | 19,393 | 1.34 | +2,299 | +13.45 | 4,010,102 | 671,880 |
| 2026-08-14 | 2.54 | 17,094 | 1.00 | -34,806 | -67.06 | 4,010,102 | 671,880 |
| 2026-07-31 | 7.72 | 51,900 | 1.00 | -21,097 | -28.90 | 4,010,102 | 671,880 |
| 2026-07-15 | 9.26 | 72,997 | 1.00 | +31,219 | +74.73 | 4,010,102 | 787,967 |
| 2026-06-30 | 5.31 | 41,778 | 1.00 | -27,307 | -39.53 | 4,010,103 | 787,448 |
| 2026-06-15 | 8.74 | 69,085 | 1.00 | -41,910 | -37.76 | 4,010,103 | 790,052 |
| 2026-05-15 | 15.20 | 110,995 | 1.00 | +106,915 | +2,620.60 | 4,010,103 | 730,301 |
| 2026-04-30 | 0.61 | 4,080 | 1.00 | -479 | -10.51 | 3,559,923 | 669,261 |
| 2026-04-15 | 0.68 | 4,559 | 1.00 | -1,052 | -18.75 | 3,559,923 | 669,261 |
| 2026-03-31 | 0.84 | 5,611 | 1.00 | -3,932 | -41.21 | 3,559,923 | 669,261 |
| 2026-03-13 | 1.43 | 9,543 | 1.00 | -33,277 | -77.71 | 3,559,923 | 669,261 |
| 2026-02-27 | 6.40 | 42,820 | 1.00 | +39,048 | +1,035.26 | 3,559,923 | 669,261 |
| 2026-02-13 | 0.56 | 3,772 | 1.00 | -213 | -5.35 | 3,559,923 | 669,261 |
| 2026-01-30 | 0.60 | 3,985 | 1.00 | -3,176 | -44.35 | 3,559,923 | 669,261 |
| 2026-01-15 | 1.07 | 7,160 | 1.00 | -928 | -11.47 | 3,559,923 | 669,261 |
| 2025-12-31 | 1.21 | 8,088 | 1.00 | -20,382 | -71.59 | 3,440,077 | 669,261 |
| 2025-12-15 | 4.25 | 28,470 | 1.48 | +3,421 | +13.66 | 3,440,077 | 669,261 |
| 2025-11-28 | 3.74 | 25,049 | 1.00 | -4,668 | -15.71 | 3,440,077 | 669,261 |
| 2025-11-14 | 4.44 | 29,718 | 1.00 | +8,398 | +39.39 | 3,440,077 | 669,261 |
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.