ALT5 Sigma Corporation (ALTS)
NASDAQ: ALTS · Real-Time Price · USD
1.160
-0.070 (-5.69%)
At close: Dec 23, 2025, 4:00 PM EST
1.150
-0.010 (-0.86%)
Pre-market: Dec 24, 2025, 6:51 AM EST
ALT5 Sigma Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Dec 23, 2025 | 1.20 | 1.20 | 1.14 | 1.16 | 1.16 | -5.69% | 5,372,792 |
| Dec 22, 2025 | 1.33 | 1.37 | 1.20 | 1.23 | 1.23 | -6.11% | 5,517,724 |
| Dec 19, 2025 | 1.35 | 1.38 | 1.29 | 1.31 | 1.31 | -1.50% | 4,582,462 |
| Dec 18, 2025 | 1.29 | 1.42 | 1.27 | 1.33 | 1.33 | 7.26% | 5,913,760 |
| Dec 17, 2025 | 1.33 | 1.35 | 1.22 | 1.24 | 1.24 | -6.77% | 3,499,976 |
| Dec 16, 2025 | 1.33 | 1.40 | 1.23 | 1.33 | 1.33 | -1.85% | 3,347,037 |
| Dec 15, 2025 | 1.47 | 1.47 | 1.30 | 1.36 | 1.36 | -8.45% | 3,177,938 |
| Dec 12, 2025 | 1.52 | 1.62 | 1.47 | 1.48 | 1.48 | -2.63% | 2,320,254 |
| Dec 11, 2025 | 1.48 | 1.55 | 1.43 | 1.52 | 1.52 | 0.66% | 1,759,945 |
| Dec 10, 2025 | 1.47 | 1.55 | 1.35 | 1.51 | 1.51 | 0.67% | 3,852,190 |
| Dec 9, 2025 | 1.38 | 1.60 | 1.37 | 1.50 | 1.50 | 7.91% | 4,933,522 |
| Dec 8, 2025 | 1.42 | 1.45 | 1.37 | 1.39 | 1.39 | -2.80% | 2,863,517 |
| Dec 5, 2025 | 1.55 | 1.56 | 1.42 | 1.43 | 1.43 | -9.49% | 3,002,806 |
| Dec 4, 2025 | 1.62 | 1.63 | 1.57 | 1.58 | 1.58 | -3.66% | 2,255,782 |
| Dec 3, 2025 | 1.55 | 1.64 | 1.49 | 1.64 | 1.64 | 5.13% | 4,102,412 |
| Dec 2, 2025 | 1.70 | 1.77 | 1.55 | 1.56 | 1.56 | -6.59% | 4,976,980 |
| Dec 1, 2025 | 1.76 | 1.80 | 1.61 | 1.67 | 1.67 | -10.70% | 3,348,887 |
| Nov 28, 2025 | 1.87 | 1.92 | 1.82 | 1.87 | 1.87 | -0.53% | 2,788,874 |
| Nov 26, 2025 | 1.77 | 1.98 | 1.75 | 1.88 | 1.88 | 6.82% | 3,591,150 |
| Nov 25, 2025 | 1.78 | 1.80 | 1.69 | 1.76 | 1.76 | -1.12% | 2,980,994 |
| Nov 24, 2025 | 1.73 | 1.80 | 1.69 | 1.78 | 1.78 | 4.09% | 2,827,888 |
| Nov 21, 2025 | 1.63 | 1.76 | 1.59 | 1.71 | 1.71 | 2.40% | 3,647,856 |
| Nov 20, 2025 | 1.85 | 1.90 | 1.64 | 1.67 | 1.67 | -8.74% | 3,430,228 |
| Nov 19, 2025 | 1.90 | 1.95 | 1.78 | 1.83 | 1.83 | -4.19% | 2,015,511 |
| Nov 18, 2025 | 1.84 | 1.93 | 1.76 | 1.91 | 1.91 | 3.80% | 3,400,741 |
| Nov 17, 2025 | 1.93 | 2.02 | 1.81 | 1.84 | 1.84 | -2.65% | 3,072,263 |
| Nov 14, 2025 | 1.85 | 1.94 | 1.83 | 1.89 | 1.89 | -1.05% | 2,764,954 |
| Nov 13, 2025 | 2.16 | 2.17 | 1.89 | 1.91 | 1.91 | -13.18% | 3,200,904 |
| Nov 12, 2025 | 2.15 | 2.29 | 2.14 | 2.20 | 2.20 | 4.76% | 3,752,668 |
| Nov 11, 2025 | 2.18 | 2.22 | 2.07 | 2.10 | 2.10 | -6.67% | 2,527,268 |
| Nov 10, 2025 | 2.33 | 2.44 | 2.22 | 2.25 | 2.25 | 6.13% | 6,020,105 |
| Nov 7, 2025 | 1.92 | 2.16 | 1.84 | 2.12 | 2.12 | 8.72% | 4,305,008 |
| Nov 6, 2025 | 2.07 | 2.09 | 1.94 | 1.95 | 1.95 | -5.80% | 2,755,550 |
| Nov 5, 2025 | 2.04 | 2.13 | 2.03 | 2.07 | 2.07 | 0.49% | 2,618,894 |
| Nov 4, 2025 | 2.10 | 2.26 | 2.05 | 2.06 | 2.06 | -7.21% | 3,458,690 |
| Nov 3, 2025 | 2.42 | 2.42 | 2.17 | 2.22 | 2.22 | -11.90% | 3,767,895 |
| Oct 31, 2025 | 2.33 | 2.57 | 2.29 | 2.52 | 2.52 | 9.57% | 4,360,401 |
| Oct 30, 2025 | 2.33 | 2.39 | 2.21 | 2.30 | 2.30 | -3.77% | 3,741,541 |
| Oct 29, 2025 | 2.64 | 2.65 | 2.31 | 2.39 | 2.39 | -9.81% | 6,706,350 |
| Oct 28, 2025 | 2.28 | 2.80 | 2.26 | 2.65 | 2.65 | 17.52% | 15,457,054 |
| Oct 27, 2025 | 2.28 | 2.38 | 2.12 | 2.26 | 2.26 | 3.92% | 4,853,530 |
| Oct 24, 2025 | 2.18 | 2.41 | 2.16 | 2.17 | 2.17 | 4.83% | 7,841,710 |
| Oct 23, 2025 | 1.84 | 2.10 | 1.82 | 2.07 | 2.07 | 11.29% | 8,123,314 |
| Oct 22, 2025 | 1.99 | 2.01 | 1.80 | 1.86 | 1.86 | -8.82% | 8,455,874 |
| Oct 21, 2025 | 2.13 | 2.16 | 2.02 | 2.04 | 2.04 | -5.56% | 4,031,025 |
| Oct 20, 2025 | 1.99 | 2.21 | 1.99 | 2.16 | 2.16 | 11.05% | 5,884,965 |
| Oct 17, 2025 | 2.12 | 2.14 | 1.94 | 1.95 | 1.95 | -11.19% | 6,838,053 |
| Oct 16, 2025 | 2.42 | 2.47 | 2.17 | 2.19 | 2.19 | -9.13% | 6,648,908 |
| Oct 15, 2025 | 2.48 | 2.57 | 2.34 | 2.41 | 2.41 | -3.41% | 3,832,779 |
| Oct 14, 2025 | 2.31 | 2.54 | 2.28 | 2.50 | 2.50 | 2.67% | 5,363,731 |