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FISN — Deep Fission, Inc. Common Stock
NasdaqDeep Fission, Inc. Common Stock
$5.57
+0.39(+7.53%)
- O
- 5.44
- H
- 6.05
- L
- 5.25
- V
- 520.25K
⏱️ End-of-day dataAs of Oct 2, 2026
Latest Close$5.57
Period Return-61.74%
Period High$19.00
Period Low$4.90
Avg Daily Volume352.5K
Total Trading Days74
FISN — Historical OHLCV Price & Volume Table
Jun 18, 2026 — Oct 2, 2026| Date▼ | Open⇅ | High⇅ | Low⇅ | Close⇅ | Change ($)⇅ | Change (%)⇅ | Volume⇅ | VWAP⇅ | Day Range (L - H) |
|---|---|---|---|---|---|---|---|---|---|
| Oct 2, 2026 | $5.44 | $6.05 | $5.25 | $5.57 | +$0.39 | +7.53% | 520,248 | $5.73 | $5.25 $6.05 |
| Oct 1, 2026 | $5.15 | $5.24 | $4.90 | $5.18 | +$0.05 | +0.97% | 336,741 | $5.04 | $4.90 $5.24 |
| Sep 30, 2026 | $5.29 | $5.47 | $5.05 | $5.13 | $-0.12 | -2.19% | 282,142 | $5.20 | $5.05 $5.47 |
| Sep 29, 2026 | $5.64 | $5.75 | $5.20 | $5.25 | $-0.18 | -3.23% | 437,035 | $5.43 | $5.20 $5.75 |
| Sep 28, 2026 | $6.30 | $6.44 | $5.40 | $5.42 | $-0.83 | -13.28% | 579,476 | $5.95 | $5.40 $6.44 |
| Sep 25, 2026 | $6.64 | $6.75 | $6.23 | $6.25 | $-0.70 | -10.07% | 581,412 | $6.42 | $6.23 $6.75 |
| Sep 24, 2026 | $7.77 | $7.87 | $6.84 | $6.95 | $-0.85 | -10.90% | 710,623 | $7.08 | $6.84 $7.87 |
| Sep 23, 2026 | $8.15 | $8.21 | $7.62 | $7.80 | $-0.32 | -3.94% | 316,280 | $7.88 | $7.62 $8.21 |
| Sep 22, 2026 | $7.97 | $8.36 | $7.88 | $8.12 | +$0.30 | +3.84% | 407,510 | $8.11 | $7.88 $8.36 |
| Sep 21, 2026 | $8.47 | $8.58 | $7.68 | $7.82 | $-0.65 | -7.67% | 294,394 | $7.90 | $7.68 $8.58 |
| Sep 18, 2026 | $8.15 | $8.79 | $7.95 | $8.47 | +$0.35 | +4.31% | 1,535,345 | $8.45 | $7.95 $8.79 |
| Sep 17, 2026 | $7.19 | $8.24 | $7.01 | $8.12 | +$1.02 | +14.37% | 345,018 | $7.84 | $7.01 $8.24 |
| Sep 16, 2026 | $7.13 | $7.38 | $6.90 | $7.10 | $-0.01 | -0.14% | 214,669 | $7.10 | $6.90 $7.38 |
| Sep 15, 2026 | $7.18 | $7.57 | $7.04 | $7.11 | $-0.05 | -0.70% | 163,828 | $7.24 | $7.04 $7.57 |
| Sep 14, 2026 | $7.11 | $7.37 | $6.68 | $7.16 | +$0.00 | +0.00% | 244,313 | $7.01 | $6.68 $7.37 |
| Sep 11, 2026 | $6.89 | $7.39 | $6.75 | $7.16 | +$0.41 | +6.07% | 221,792 | $7.16 | $6.75 $7.39 |
| Sep 10, 2026 | $7.00 | $7.14 | $6.73 | $6.75 | $-0.36 | -5.06% | 192,471 | $6.91 | $6.73 $7.14 |
| Sep 9, 2026 | $6.92 | $7.24 | $6.80 | $7.11 | +$0.13 | +1.86% | 205,844 | $7.07 | $6.80 $7.24 |
| Sep 8, 2026 | $7.19 | $7.25 | $6.80 | $6.98 | $-0.17 | -2.38% | 257,418 | $7.03 | $6.80 $7.25 |
| Sep 4, 2026 | $7.20 | $7.38 | $7.04 | $7.15 | +$0.01 | +0.14% | 159,452 | $7.20 | $7.04 $7.38 |
| Sep 3, 2026 | $6.97 | $7.45 | $6.91 | $7.14 | +$0.17 | +2.44% | 259,420 | $7.21 | $6.91 $7.45 |
| Sep 2, 2026 | $6.38 | $6.98 | $6.17 | $6.97 | +$0.58 | +9.08% | 338,141 | $6.54 | $6.17 $6.98 |
| Sep 1, 2026 | $6.70 | $6.84 | $6.10 | $6.39 | $-0.32 | -4.77% | 367,131 | $6.36 | $6.10 $6.84 |
| Aug 31, 2026 | $6.77 | $7.03 | $6.62 | $6.71 | +$0.15 | +2.29% | 209,729 | $6.77 | $6.62 $7.03 |
| Aug 28, 2026 | $6.86 | $7.10 | $6.42 | $6.56 | $-0.37 | -5.34% | 247,163 | $6.70 | $6.42 $7.10 |
| Aug 27, 2026 | $6.93 | $7.24 | $6.76 | $6.93 | +$0.04 | +0.58% | 182,860 | $6.92 | $6.76 $7.24 |
| Aug 26, 2026 | $6.98 | $7.33 | $6.77 | $6.89 | $-0.04 | -0.58% | 165,386 | $6.91 | $6.77 $7.33 |
| Aug 25, 2026 | $7.28 | $7.41 | $6.78 | $6.93 | $-0.20 | -2.81% | 289,083 | $6.98 | $6.78 $7.41 |
| Aug 24, 2026 | $8.20 | $8.21 | $7.03 | $7.13 | $-1.12 | -13.58% | 318,147 | $7.51 | $7.03 $8.21 |
| Aug 21, 2026 | $7.83 | $8.30 | $7.83 | $8.25 | +$0.48 | +6.18% | 146,503 | $8.10 | $7.83 $8.30 |