$QSI
Quantum-Si Inc
Nasdaq · Technology · Measuring & Controlling Devices, Nec · Branford, CT
QSI chart
What traders are saying about $QSI
Latest postsQuantum-Si Inc news
- Quantum-Si (NASDAQ:QSI) Upgraded to "Hold" at Wall Street Zen
MarketBeat ·
- Quantum-Si And 2 Other Promising Penny Stocks
Simply Wall Street ·
- Market Movers | Winners: NAUT, QSI, RHI | Losers: LKQ, CORT, PHAT
Trefis ·
- Quantum-Si Incorporated Estimates – NASDAQ:QSI
TradingView ·
- Peraso (NASDAQ: PRSO) Soars 54% on $2M 60GHz Wireless Production Order, Volume Tops 225M Shares
FinancialContent ·
- QSI Q2 2026 Earnings: Narrower-Than-Expected Loss Lifts Shares 2.16% - Earnings Whisper Number
https://www.dars.gov.et/ ·
- Quantum-Si to Provide a Business Update and Report Third Quarter 2026 Financial Results on November 5, 2026
Yahoo Finance ·
- Quantum-Si Regains Compliance with Nasdaq Minimum Bid Price Requirement
Yahoo Finance ·
- BC-Most Active Stocks
Yahoo Finance ·
- Quantum-Si Demonstrates Detection of 19 Amino Acids in Proteus™ Development Program
Yahoo Finance ·
- 3 Biotech Stocks Put Traders Are Targeting Today
Yahoo Finance ·
- Quantum-Si Presents Interim Proteus™ Data at World HUPO 2026 Demonstrating a Significant Step Change in Performance Compared to Platinum® Pro
Yahoo Finance ·
Quantum-Si Inc key financials
| USD | 2025 | 2024 | 2023 | 2022 |
|---|---|---|---|---|
| Revenue | $2.4M | $3.1M | $1.1M | $0 |
| Net income | -$101.3M | -$101.0M | -$96.0M | -$132.4M |
| Diluted EPS | $-0.51 | $-0.71 | $-0.68 | $-0.95 |
| Total assets (year end) | $245.6M | $247.9M | $298.3M | $391.5M |
| Cash and equivalents (year end) | $21.6M | $49.2M | $133.9M | $84.3M |
Calendar-year figures as reported to the SEC in XBRL filings.
Recent SEC filings
About Quantum-Si Inc
- Ticker
- QSI (Nasdaq)
- Industry
- Measuring & Controlling Devices, Nec
- Headquarters
- Branford, CT
- Incorporated in
- DE
- Fiscal year end
- December 31
- SEC CIK
- 1816431
- Former names
- HighCape Capital Acquisition Corp.
Frequently asked questions
What exchange is Quantum-Si Inc listed on?
Quantum-Si Inc trades on the Nasdaq under the ticker symbol QSI.
What industry is Quantum-Si Inc in?
Quantum-Si Inc is classified by the SEC under "Measuring & Controlling Devices, Nec", part of the Technology sector on StockTweeting.
Where is Quantum-Si Inc headquartered?
Quantum-Si Inc's business address on file with the SEC is in Branford, CT.
When does Quantum-Si Inc's fiscal year end?
Quantum-Si Inc's fiscal year ends on December 31.
How much revenue did Quantum-Si Inc report?
Quantum-Si Inc reported $2.4M in revenue for calendar year 2025, according to its SEC filings.