IMSR
Terrestrial Energy Inc. Common Stock
stockNASDAQ
Market OpenOct 5, 2026 10:20:23 AM EDT
3.76USD-0.529%(-0.02)223,470
3.7500Bid3.7600Ask0.0100SpreadPre-marketOct 5, 2026 9:27:30 AM EDT
3.8377USD+1.526%(+0.0577)
As of 2026-09-15, there were 5,803,687 shares short with a short interest of 493.06%.
IMSR Short Interest - Official
Short Interest
IMSR Short Position Change - Official
Short Position Change
IMSR 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 | 493.06 | 5,803,687 | 4.45 | -778,169 | -11.82 | 105,935,254 | 1,177,079 |
| 2026-08-31 | 559.17 | 6,581,856 | 6.27 | +342,305 | +5.49 | 105,935,254 | 1,177,079 |
| 2026-08-14 | 530.09 | 6,239,551 | 4.65 | +415,179 | +7.13 | 105,935,254 | 1,177,079 |
| 2026-07-31 | 494.82 | 5,824,372 | 2.38 | +140,814 | +2.48 | 105,935,266 | 1,177,079 |
| 2026-07-15 | 482.85 | 5,683,558 | 3.10 | -295,270 | -4.94 | 105,935,266 | 1,177,079 |
| 2026-06-30 | 507.94 | 5,978,828 | 2.66 | +164,271 | +2.83 | 105,935,266 | 1,177,079 |
| 2026-06-15 | 493.98 | 5,814,557 | 1.76 | +1,730,626 | +42.38 | 105,935,266 | 1,177,079 |
| 2026-05-15 | 348.74 | 4,083,931 | 1.19 | +640,329 | +18.59 | 105,935,254 | 1,171,054 |
| 2026-04-30 | 295.94 | 3,443,602 | 1.10 | +167,534 | +5.11 | 105,935,266 | 1,163,602 |
| 2026-04-15 | 281.55 | 3,276,068 | 2.16 | +20,929 | +0.64 | 105,935,266 | 1,163,602 |
| 2026-03-31 | 279.75 | 3,255,139 | 1.77 | -41,198 | -1.25 | 81,924,249 | 1,163,602 |
| 2026-03-13 | 283.29 | 3,296,337 | 2.81 | -390,163 | -10.58 | 81,771,423 | 1,163,602 |
| 2026-02-27 | 316.82 | 3,686,500 | 2.71 | -11,279 | -0.31 | 81,771,423 | 1,163,602 |
| 2026-02-13 | 317.79 | 3,697,779 | 1.83 | +608,310 | +19.69 | 81,771,423 | 1,163,602 |
| 2026-01-30 | 265.51 | 3,089,469 | 1.00 | -681,127 | -18.06 | 81,771,423 | 1,163,602 |
| 2026-01-15 | 324.05 | 3,770,596 | 1.00 | +745,956 | +24.66 | 81,771,423 | 1,163,602 |
| 2025-12-31 | 259.94 | 3,024,640 | 1.53 | +1,413,531 | +87.74 | 81,771,423 | 1,163,602 |
| 2025-12-15 | 138.46 | 1,611,109 | 1.08 | +386,875 | +31.60 | 81,771,423 | 1,163,602 |
| 2025-11-28 | 105.21 | 1,224,234 | 1.00 | -681,931 | -35.78 | 81,771,423 | 1,163,602 |
| 2025-11-14 | 158.40 | 1,906,165 | 1.07 | -652,264 | -25.49 | 81,771,423 | 1,203,393 |
| 2025-10-31 | 0.00 | 2,558,429 | 1.00 | 0 | 0.00 | 0 | 0 |
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.