Quantum-Si Incorporated - Class A Common Stock (NQ:QSI)
Price and Volume
Detailed Quote| Volume | 8,366 |
| Open | 1.220 |
| Bid (Size) | 1.220 (300) |
| Ask (Size) | 1.240 (6,300) |
| Prev. Close | 1.220 |
| Today's Range | 1.220 - 1.220 |
| 52wk Range | 0.6900 - 1.810 |
| Shares Outstanding | N/A |
| Dividend Yield | N/A |
Top News
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Performance
52-Week Range
32.6% below 52-week high
1.220
0.6952W Low
1.8152W High
1 Week
15.9% below 1-week high
1.161W Low
1.451W High
Quantum-Si Incorporated - Class A Common Stock (QSI) traded between $0.69 and $1.81 over the past 52 weeks and last traded at $1.22, 32.6% below its 52-week high. Over the past week it ranged between $1.16 and $1.45.
Past 12 Months
-8.3%
-13.5%
+54.4%
+30.8%
+5.2%
-19.7%
1W
-$0.11
1M
-$0.19
3M
+$0.43
6M
+$0.29
YTD
+$0.06
1Y
-$0.30
QSI was -19.7% over the past year, +30.8% over six months, +5.2% year to date, -8.3% in the last week.
12 Months vs Market
QSI
-19.7%
DIA
+8.2%
SPY
+10.8%
QQQ
+10.8%
IWM
+14.3%
Over the past 12 months QSI returned -19.7% versus DIA (Dow) +8.2%, SPY (S&P 500) +10.8%, QQQ (Nasdaq 100) +10.8% and IWM (Russell 2000) +14.3%.
Volume & Liquidity
0.00× 3-mo avg
Today 8,366
3-mo avg 6.6M
1W
6.3M
1M
7.6M
3M
6.6M
6M
5.7M
YTD
5.3M
1Y
5.2M
QSI most recently traded 8,366 shares against a 3-month average daily volume of 6.6M.
More News
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September 29, 2026
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Quantum-Si (QSI) Q2 2026 Earnings Call Transcript ↗
August 20, 2026
Via The Motley Fool
Topics
Earnings
Quantum-Si Q2 Earnings Call Highlights ↗
August 13, 2026
Via MarketBeat
Topics
Earnings
Full Transcript: Quantum-Si Q2 2026 Earnings Call ↗
August 13, 2026
Frequently Asked Questions
Is Quantum-Si Incorporated - Class A Common Stock publicly traded?
Yes, Quantum-Si Incorporated - Class A Common Stock is publicly traded.
What exchange does Quantum-Si Incorporated - Class A Common Stock trade on?
Quantum-Si Incorporated - Class A Common Stock trades on the Nasdaq Stock Market
What is the ticker symbol for Quantum-Si Incorporated - Class A Common Stock?
The ticker symbol for Quantum-Si Incorporated - Class A Common Stock is QSI on the Nasdaq Stock Market
What is the current price of Quantum-Si Incorporated - Class A Common Stock?
The current price of Quantum-Si Incorporated - Class A Common Stock is 1.220
When was Quantum-Si Incorporated - Class A Common Stock last traded?
The last trade of Quantum-Si Incorporated - Class A Common Stock was at 11/12/26 04:00 PM ET
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