Quantinuum Inc. (QNT) stock
QNTNasdaqServices-Computer Integrated Systems DesignFiscal year ends December 31
Financials through Q2 FY2026, quarter ended Jun 30, 2026Last filing: 10-Q on Aug 13, 2026
$33.60−3.89 (-10.39%)
Close on Oct 30, 2026Market cap $8.85BP/E –Yield –
Price history
Quantinuum share prices for every week, newest first. Adjusted for stock splits, not for dividends.
Close, Oct 30, 2026
$33.60
-10.39% on the day
52-week range
$32.91 – $86.79
-61.3% from the high
Change over 52 weeks
-44.4%
From $60.38 on Jun 4, 2026
Average volume
1.97M
Shares a day, last 90 sessions
| Week of | Open | High | Low | Close | Change | Volume |
|---|---|---|---|---|---|---|
| Oct 26, 2026 | $36.38 | $40.37 | $32.91 | $33.60 | -7.95% | 8,465,325 |
| Oct 19, 2026 | $38.78 | $39.57 | $33.90 | $36.50 | -0.14% | 11,086,279 |
| Oct 12, 2026 | $40.99 | $41.40 | $33.02 | $36.55 | -11.50% | 15,483,640 |
| Oct 5, 2026 | $46.10 | $46.50 | $41.04 | $41.30 | -10.37% | 8,862,493 |
| Sep 28, 2026 | $49.00 | $51.28 | $45.80 | $46.08 | -6.97% | 10,289,689 |
| Sep 21, 2026 | $53.23 | $56.90 | $47.21 | $49.53 | -3.97% | 9,403,032 |
| Sep 14, 2026 | $47.29 | $55.72 | $47.28 | $51.58 | +5.20% | 13,115,222 |
| Sep 8, 2026 | $52.04 | $53.25 | $47.00 | $49.03 | -1.25% | 6,474,084 |
| Aug 31, 2026 | $50.00 | $51.84 | $46.54 | $49.65 | -0.54% | 7,086,982 |
| Aug 24, 2026 | $55.00 | $55.45 | $49.65 | $49.92 | -11.80% | 5,010,199 |
| Aug 17, 2026 | $63.54 | $67.40 | $54.06 | $56.60 | -10.99% | 8,208,893 |
| Aug 10, 2026 | $58.71 | $72.40 | $53.89 | $63.59 | +8.30% | 11,678,666 |
| Aug 3, 2026 | $51.40 | $62.47 | $49.38 | $58.71 | +14.20% | 6,057,919 |
| Jul 27, 2026 | $53.50 | $56.79 | $47.06 | $51.41 | -1.68% | 6,750,112 |
| Jul 20, 2026 | $57.06 | $60.89 | $52.00 | $52.29 | -6.74% | 6,679,908 |
| Jul 13, 2026 | $70.00 | $70.52 | $52.70 | $56.07 | -20.41% | 7,587,135 |
| Jul 6, 2026 | $74.44 | $86.79 | $69.27 | $70.45 | -5.51% | 11,569,653 |
| Jun 29, 2026 | $79.50 | $82.30 | $69.76 | $74.56 | -1.34% | 16,598,174 |
| Jun 22, 2026 | $69.50 | $81.48 | $64.53 | $75.57 | +8.27% | 20,693,621 |
| Jun 15, 2026 | $57.27 | $72.74 | $54.64 | $69.80 | +26.31% | 14,010,948 |
| Jun 8, 2026 | $58.66 | $62.78 | $50.10 | $55.26 | -1.78% | 19,654,658 |
| Jun 4, 2026 | $68.00 | $71.35 | $51.15 | $56.26 | – | 40,282,570 |