Quantum-Si incorporated QSI
At closeNov 6, 2026, 7:59 PM EST
After hours · Nov 6, 7:59 PM ET
- YTD
- +20.91%
- 1 year
- -19.39%
- Market cap
- 291.12M
- Revenue (ttm)
- 2.27M
- EPS (ttm)
- -0.45
- Shares out
- 155.96M
- Forward P/E
- -1.66
- YTD return
- +20.91%
- 1-year return
- -19.39%
- Volume
- 8.23M
- Avg volume
- 6.38M
- Open
- 1.18
- Previous close
- 1.17
- Day's range
- 1.18 – 1.45
- 52-week range
- 0.702 – 1.75
- Beta
- 2.93
- Price target
- 3.25 (+144.4%)
- Earnings date
- Aug 7, 2024
5D -0.09 (-6.34%)
Key statistics
- Enterprise value
- 3.01M
- PEG ratio
- 0.00
- Price / sales
- 90.16
- Price / book
- 0.89
- Dividend yield
- 0.00%
- Payout ratio
- 0.00%
- Revenue growth
- 252.90%
- Free cash flow
- 0
- Total cash
- 196.34M
- Total debt
- 13.82M
- Return on equity
- -35.79%
- Short % of float
- 10.52%
- 50-day average
- 1.08
- 200-day average
- 1.26
Analyst view
- Target (low)
- 1.00
- Target (mean)
- 3.25
- Target (high)
- 5.50
- Strong buy1
- Buy0
- Hold1
- Sell0
- Strong sell0
Next earnings
Aug 7, 2024
Expected Aug 7, 2024. Consensus EPS estimate -0.19.
Financials — quick view
Earnings
| Report date | Quarter ending | EPS estimate | EPS reported | Surprise | Surprise % |
|---|---|---|---|---|---|
| Nov 12, 2024 | Sep 1, 2024 | -0.21 | -0.18 | +0.03 | +14.29% |
| Aug 7, 2024 | Jun 1, 2024 | -0.21 | -0.16 | +0.05 | +23.81% |
| Aug 7, 2024 | Jun 1, 2024 | -0.21 | — | — | — |
| May 9, 2024 | Mar 1, 2024 | -0.23 | -0.14 | +0.09 | +39.13% |
| May 9, 2024 | Mar 1, 2024 | -0.23 | — | — | — |
| Feb 29, 2024 | Dec 1, 2023 | -0.16 | -0.16 | 0.00 | 0.00% |
Upgrades / downgrades
| Date | Firm | Action | From | To |
|---|---|---|---|---|
| Nov 21, 2024 | HC Wainwright & Co. | main | Buy | Buy |
| Nov 13, 2024 | Canaccord Genuity | main | Hold | Hold |
| Nov 13, 2024 | HC Wainwright & Co. | reit | Buy | Buy |
| May 10, 2024 | HC Wainwright & Co. | reit | Buy | Buy |
| Mar 1, 2024 | HC Wainwright & Co. | main | Buy | Buy |
| Dec 8, 2023 | HC Wainwright & Co. | init | — | Buy |
About Quantum-Si incorporated
Quantum-Si incorporated, a life sciences company, engages in the development of single-molecule detection platform to enable Next Generation Protein Sequencing (NGPS). The company's platform is comprised of the Platinum NGPS instrument; the Platinum Analysis Software service; Proteus, transforming proteomic research; and reagent kits and semiconductor chips for use with its instruments. It is used in protein identification, protein variants, antibody characterization, biomarker identification, and post translational modification analysis applications. The company has a collaboration with SkyWaterTechnology for the development of consumable for Proteus, that will enable simultaneous protein sequencing. Quantum-Si incorporated was founded in 2013 is headquartered in Branford, Connecticut.
- Sector
- Healthcare
- Industry
- Medical Devices
- Country
- United States
- Website
- quantum-si.com
News
Quantum-Si incorporated (QSI) Q3 2026 Earnings Call Transcript 
Quantum-Si Q3 2026 Earnings Call Transcript 
Quantum-Si Affirms FY2026 Sales Guidance of $1.000M vs $1.132M Est 
Head-To-Head Comparison: Quantum-Si (NASDAQ:QSI) vs. Quanterix (NASDAQ:QTRX) 
Quantum-Si Stock Booms: What's Going On? 
12 Health Care Stocks Moving In Friday's Intraday Session 
Quantum-Si Demonstrates Detection of 19 Amino Acids in Proteus Development Program; Co Is Now Working To Deploy That Capability Into A Developmental Sequencing Kit For Routine Use On Integrated Proteus Instruments 
Top 3 Health Care Stocks That May Collapse In Q4 
Align Technology, Group 1 Automotive And Other Big Stocks Moving Lower In Monday’s Pre-Market Session 
Nike Posts Mixed Q1 Results, Joins Mangoceuticals And Other Big Stocks Moving Lower In Friday’s Pre-Market Session
Your note
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Insider holders
| Insider | Relation | Latest transaction | Date | Shares held |
|---|---|---|---|---|
| BENNETT TODD C | Officer | Stock Award(Grant) | Sep 16, 2024 | 510,152 |
| DOWDY PAULA | Director | Stock Award(Grant) | Mar 21, 2024 | 159,217 |
| HAWKINS JEFFREY ALAN | Chief Executive Officer | Purchase | Aug 8, 2024 | 1,003,760 |
| JAFRI AMIR | Director | Stock Award(Grant) | Sep 24, 2023 | 115,942 |
| JOHNSTON GRACE | Officer | Sale | Jun 23, 2024 | 295,940 |
| KENNY JOHN P | Director | Stock Award(Grant) | May 21, 2023 | 114,285 |
Institution ownership
| Holder | % held | Shares | Value | Reported |
|---|---|---|---|---|
| ARK Investment Management, LLC | 9.65% | 11,842,609 | 15.51M | Sep 29, 2024 |
| Sumitomo Mitsui Trust Holdings, Inc. | 6.15% | 7,547,912 | 9.89M | Sep 29, 2024 |
| Nikko Asset Management Americas, Inc. | 6.13% | 7,527,912 | 9.86M | Sep 29, 2024 |
| Blackrock Inc. | 5.62% | 6,900,127 | 9.04M | Sep 29, 2024 |
| Vanguard Group Inc | 4.10% | 5,037,258 | 6.60M | Sep 29, 2024 |
| Geode Capital Management, LLC | 1.89% | 2,316,921 | 3.04M | Sep 29, 2024 |
Fund ownership
| Holder | % held | Shares | Value | Reported |
|---|---|---|---|---|
| ARK ETF Tr-ARK Genomic Revolution ETF | 9.36% | 11,497,793 | 15.06M | Oct 30, 2024 |
| Vanguard Total Stock Market Index Fund | 2.46% | 3,017,586 | 3.95M | Sep 29, 2024 |
| iShares Russell 2000 ETF | 1.99% | 2,441,722 | 3.20M | Oct 30, 2024 |
| Vanguard Extended Market Index Fund | 1.04% | 1,276,774 | 1.67M | Sep 29, 2024 |
| Fidelity Small Cap Index Fund | 0.84% | 1,027,584 | 1.35M | Aug 30, 2024 |
| iShares Russell 2000 Value ETF | 0.83% | 1,023,701 | 1.34M | Oct 30, 2024 |