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Quantum-Si incorporated

$0.74 -$0.42 (-36.21%)
NASDAQ · 11 Sep 2026 20:00 UTC
Previous Close
$0.74
Day Range
$0.74$0.75
Year Range
$0.69$3.1
Market Cap
146.39M
AVG Volume
4.64M
Trailing/Forward PE
-1.59/-
PEG ratio
0.09
Dividend Yield
-
Next Earnings Date
2026-11-04
Primary Exchange
NASDAQUS
Revenue (USD)
01M2M3M4M202020212022202320242025
QSI Revenue (USD) by year
PeriodRevenue (USD)
20252.44M
20243.06M
20231.08M
20220
20210
20200
Net Income (USD)
-150M-100M-50M0202020212022202320242025
QSI Net Income (USD) by year
PeriodNet Income (USD)
2025-101.34M
2024-101.01M
2023-95.96M
2022-132.44M
2021-94.99M
2020-36.61M
Operating Income (USD)
-150M-100M-50M0202020212022202320242025
QSI Operating Income (USD) by year
PeriodOperating Income (USD)
2025-97.36M
2024-108.58M
2023-111.17M
2022-123.84M
2021-96.91M
2020-36.69M
EBITDA (USD)
-150M-100M-50M0202020212022202320242025
QSI EBITDA (USD) by year
PeriodEBITDA (USD)
2025-92.91M
2024-96.35M
2023-82.43M
2022-129.86M
2021-93.94M
2020-35.8M
Cash Flows (USD)
-150M-100M-50M0202020212022202320242025
QSI Cash Flows (USD) by year
PeriodCash Flows (USD)
2025-97.23M
2024-92.44M
2023-99.31M
2022-101.3M
2021-72.58M
2020-33.03M
EPS (USD)
-6-4-20202020212022202320242025
QSI EPS (USD) by year
PeriodEPS (USD)
2025-0.52
2024-0.71
2023-0.68
2022-0.95
2021-5.52
2020-1.97
Expenses (USD)
050M100M150MR&DSG&ACapex202020212022202320242025
QSI Expenses (USD) by year
PeriodExpenses (USD)
2025101.03M
2024114.82M
2023116.93M
2022125.1M
2021103.44M
202037.15M
Cash & Debt (USD)
0200M400M600MCashLong Term Debt202020212022202320242025
QSI Cash & Debt (USD) by year
PeriodCash & Debt (USD)
2025162.91M
2024209.6M
2023257.74M
2022351.31M
2021471.3M
202036.91M
Debt ratios
00.20.40.60.8202320242025
QSI Debt ratios by year
PeriodDebt ratios
20250.4
20240.49
20230.71
Margins
0%20%40%60%202320242025
QSI Margins by year
PeriodMargins
202547.33%
202452.32%
202345.1%
Return on Capital
-150%-100%-50%0%202020212022202320242025
QSI Return on Capital by year
PeriodReturn on Capital
2025-46.02%
2024-46.89%
2023-35.33%
2022-36.92%
2021-19.91%
2020-101.45%
Shares Outstanding
050M100M150M200M202020212022202320242025
QSI Shares Outstanding by year
PeriodShares Outstanding
2025197.76M
2024146.33M
2023141.57M
2022139.85M
2021137.36M
20205.38M
Book Value Per Share (USD)
02468202020212022202320242025
QSI Book Value Per Share (USD) by year
PeriodBook Value Per Share (USD)
20251.11
20241.47
20231.92
20222.56
20213.47
20206.71
Total Assets (USD)
0200M400M600M202020212022202320242025
QSI Total Assets (USD) by year
PeriodTotal Assets (USD)
2025245.61M
2024247.87M
2023298.25M
2022391.49M
2021503.23M
202040.59M
Employee Count
050100150200202020212022202320242025
QSI Employee Count by year
PeriodEmployee Count
2025138
2024143
2023159
2022196
2021153
2020153
Free Cash Flow Yield
-100%-80%-60%-40%-20%0%med -44.85%Dec 24Apr 25Jul 25Oct 25Feb 26May 26Sep 26
QSI Free Cash Flow Yield by year
PeriodFree Cash Flow Yield
Sep 26-58.13%
Sep 26-56.16%
Aug 26-55.15%
Aug 26-51.52%
Aug 26-58.14%
Aug 26-54.28%
Jul 26-62.05%
Jul 26-57.4%
Jul 26-53.75%
Jul 26-50.08%
Jul 26-47.51%
Jun 26-51.71%
Jun 26-44.25%
Jun 26-46.69%
Jun 26-42.1%
May 26-37.15%
May 26-41.7%
May 26-49.66%
May 26-48.76%
May 26-51.31%
Apr 26-54.28%
Apr 26-45.95%
Apr 26-66.4%
Apr 26-65.75%
Mar 26-64.35%
Mar 26-58.18%
Mar 26-51.78%
Mar 26-57.05%
Feb 26-52.63%
Feb 26-53.5%
Feb 26-50.81%
Feb 26-47.04%
Jan 26-44.54%
Jan 26-40.27%
Jan 26-39.63%
Jan 26-41.26%
Jan 26-43.39%
Dec 25-40.92%
Dec 25-39.63%
Dec 25-39.02%
Dec 25-34.95%
Nov 25-35.7%
Nov 25-39.63%
Nov 25-36.74%
Nov 25-31.86%
Oct 25-24.43%
Oct 25-22.93%
Oct 25-23.03%
Oct 25-31.45%
Oct 25-30.53%
Sep 25-35.24%
Sep 25-35.01%
Sep 25-44.5%
Sep 25-48.62%
Aug 25-46.89%
Aug 25-46.06%
Aug 25-47.74%
Aug 25-41.35%
Aug 25-35.91%
Jul 25-27.17%
Jul 25-29.79%
Jul 25-30.31%
Jul 25-24.5%
Jun 25-26.89%
Jun 25-30.31%
Jun 25-31.59%
Jun 25-30.13%
May 25-31.21%
May 25-27.03%
May 25-35.43%
May 25-50.14%
May 25-50.14%
Apr 25-51.36%
Apr 25-54.93%
Apr 25-50.54%
Apr 25-55.9%
Mar 25-49.74%
Mar 25-43.27%
Mar 25-46.45%
Mar 25-48.97%
Feb 25-45.15%
Feb 25-36.44%
Feb 25-31.95%
Feb 25-30.54%
Jan 25-31.47%
Jan 25-27.09%
Jan 25-27.82%
Jan 25-23.51%
Jan 25-14.52%
Dec 24-17.31%
Dec 24-47.93%
Dec 24-36.22%
Dec 24-46.85%
Nov 24-49.84%
Nov 24-38.46%
Nov 24-84.85%
Nov 24-65.53%
Nov 24-80.17%
Oct 24-82.67%
Oct 24-75.48%
Price to Sales
0100200300med 85.8Dec 24Apr 25Jul 25Oct 25Feb 26May 26Sep 26
QSI Price to Sales by year
PeriodPrice to Sales
Sep 26100.42
Sep 26103.95
Aug 26105.85
Aug 26113.31
Aug 26100.39
Aug 2695.19
Jul 2683.27
Jul 2690.01
Jul 2696.13
Jul 26103.17
Jul 26108.75
Jun 2699.91
Jun 26116.77
Jun 26110.66
Jun 26122.73
May 26139.09
May 26123.9
May 26104.04
May 26105.97
May 2677.79
Apr 2673.54
Apr 2686.87
Apr 2660.12
Apr 2660.71
Mar 2662.03
Mar 2668.61
Mar 2677.09
Mar 2669.96
Feb 2662.93
Feb 2661.9
Feb 2665.18
Feb 2670.4
Jan 2674.35
Jan 2682.25
Jan 2683.56
Jan 2680.27
Jan 2676.33
Dec 2580.93
Dec 2583.56
Dec 2584.88
Dec 2594.75
Nov 2592.78
Nov 2583.56
Nov 2590.14
Nov 25103.96
Oct 25115.71
Oct 25123.24
Oct 25122.7
Oct 2589.88
Oct 2592.57
Sep 2580.19
Sep 2580.73
Sep 2563.5
Sep 2558.12
Aug 2560.28
Aug 2561.35
Aug 2559.2
Aug 2568.35
Aug 2577.31
Jul 25102.19
Jul 2593.19
Jul 2591.6
Jul 25113.31
Jun 25103.25
Jun 2591.6
Jun 2587.9
Jun 2592.13
May 2588.95
May 25102.72
May 2578.36
May 2560.29
May 2560.29
Apr 2558.86
Apr 2555.03
Apr 2559.81
Apr 2554.07
Mar 2560.77
Mar 2569.86
Mar 2565.08
Mar 2561.73
Feb 2586.72
Feb 25107.46
Feb 25122.54
Feb 25128.2
Jan 25124.43
Jan 25144.54
Jan 25140.77
Jan 25166.53
Jan 25269.59
Dec 24226.23
Dec 2481.69
Dec 24108.09
Dec 2483.58
Nov 2478.55
Nov 24101.8
Nov 2446.14
Nov 2478.38
Nov 2464.06
Oct 2462.13
Oct 2468.04
Price to Book
0123med 1Dec 24Apr 25Jul 25Oct 25Feb 26May 26Sep 26
QSI Price to Book by year
PeriodPrice to Book
Sep 260.89
Sep 260.93
Aug 260.94
Aug 261.01
Aug 260.89
Aug 260.88
Jul 260.77
Jul 260.83
Jul 260.89
Jul 260.95
Jul 261
Jun 260.92
Jun 261.08
Jun 261.02
Jun 261.13
May 261.28
May 261.14
May 260.96
May 260.98
May 260.86
Apr 260.81
Apr 260.96
Apr 260.66
Apr 260.67
Mar 260.69
Mar 260.76
Mar 260.85
Mar 260.77
Feb 260.85
Feb 260.84
Feb 260.88
Feb 260.95
Jan 261
Jan 261.11
Jan 261.13
Jan 261.08
Jan 261.03
Dec 251.09
Dec 251.13
Dec 251.15
Dec 251.28
Nov 251.25
Nov 251.13
Nov 251.22
Nov 251.4
Oct 251.79
Oct 251.9
Oct 251.89
Oct 251.39
Oct 251.43
Sep 251.24
Sep 251.25
Sep 250.98
Sep 250.9
Aug 250.93
Aug 250.95
Aug 250.91
Aug 251.06
Aug 251.08
Jul 251.42
Jul 251.3
Jul 251.28
Jul 251.58
Jun 251.44
Jun 251.28
Jun 251.23
Jun 251.28
May 251.24
May 251.43
May 251.09
May 250.86
May 250.86
Apr 250.84
Apr 250.78
Apr 250.85
Apr 250.77
Mar 250.86
Mar 250.99
Mar 250.92
Mar 250.88
Feb 250.93
Feb 251.16
Feb 251.32
Feb 251.38
Jan 251.34
Jan 251.56
Jan 251.52
Jan 251.79
Jan 252.9
Dec 242.44
Dec 240.88
Dec 241.16
Dec 240.9
Nov 240.85
Nov 241.1
Nov 240.5
Nov 240.57
Nov 240.47
Oct 240.45
Oct 240.5
Quantum-Si incorporated
QSI
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News: QSI

Quantum-Si Expands Proteus™ Roadshow with Additional U.S. and European Cities

globenewswire.com · 9 Sep 2026

Quantum-Si Expands Proteus™ Roadshow with Additional U.S. and European Cities

BRANFORD, Conn., Sept. 09, 2026 (GLOBE NEWSWIRE) -- Quantum-Si Incorporated (Nasdaq: QSI) (“Quantum-Si,” “QSI” or the “Company”), a proteomics technology company redefining protein analysis through single-molecule protein sequencing, today announced the expansion of a roadshow designed to accelerate market education on its Proteus platform and applications for protein sequencing.

Quantum-Si to Participate in the H.C. Wainwright 28th Annual Global Investment Conference

globenewswire.com · 18 Aug 2026

Quantum-Si to Participate in the H.C. Wainwright 28th Annual Global Investment Conference

BRANFORD, Conn., Aug. 18, 2026 (GLOBE NEWSWIRE) -- Quantum-Si Incorporated (Nasdaq: QSI) ("Quantum-Si," "QSI" or the "Company"), a proteomics technology company redefining protein analysis through single-molecule protein sequencing, today announced that it will be participating in the H.C.

Quantum-Si incorporated (QSI) Q2 2026 Earnings Call Transcript

seekingalpha.com · 14 Aug 2026

Quantum-Si incorporated (QSI) Q2 2026 Earnings Call Transcript

Quantum-Si incorporated (QSI) Q2 2026 Earnings Call Transcript

Quantum-Si Q2 Earnings Call Highlights

marketbeat.com · 13 Aug 2026

Quantum-Si Q2 Earnings Call Highlights

Quantum-Si NASDAQ: QSI said it has moved the planned launch of its Proteus protein sequencing platform to the second quarter of 2027 from the end of 2026, citing the need for an additional integrated instrument design cycle before production. The company also announced a targeted workforce reduction of about 20% as it seeks to lower cash burn and fund the revised development timeline.

Quantum-Si Incorporated (QSI) Reports Q2 Loss, Tops Revenue Estimates

zacks.com · 13 Aug 2026

Quantum-Si Incorporated (QSI) Reports Q2 Loss, Tops Revenue Estimates

Quantum-Si Incorporated (QSI) came out with a quarterly loss of $0.11 per share versus the Zacks Consensus Estimate of a loss of $0.13. This compares to a loss of $0.16 per share a year ago.

Quantum-Si Reports Second Quarter 2026 Financial Results and Provides Proteus™ Development Update

globenewswire.com · 13 Aug 2026

Quantum-Si Reports Second Quarter 2026 Financial Results and Provides Proteus™ Development Update

Company updates anticipated commercial launch of Proteus to Q2 2027, cost-reduction actions expected to extend cash runway into Q4 2028 and highlights estimated new market opportunities for protein sequencing BRANFORD, Conn., Aug. 13, 2026 (GLOBE NEWSWIRE) -- Quantum-Si Incorporated (Nasdaq: QSI) (“Quantum-Si,” “QSI” or the “Company”), a proteomics technology company redefining protein analysis through single-molecule protein sequencing, today announced financial results for the second quarter ended June 30, 2026.

Quantum-Si to Report Second Quarter 2026 Financial Results on August 13, 2026

globenewswire.com · 27 Jul 2026

Quantum-Si to Report Second Quarter 2026 Financial Results on August 13, 2026

BRANFORD, Conn., July 27, 2026 (GLOBE NEWSWIRE) -- Quantum-Si Incorporated (Nasdaq: QSI) (“Quantum-Si,” “QSI” or the “Company”), a proteomics technology company redefining protein analysis through single-molecule detection, today announced that it will report financial results for the second quarter 2026 on Thursday, August 13, 2026.

Quantum-Si Announces Inducement Grants Under Nasdaq Listing Rule 5635(c)(4)

businesswire.com · 16 Jun 2026

Quantum-Si Announces Inducement Grants Under Nasdaq Listing Rule 5635(c)(4)

BRANFORD, Conn.--(BUSINESS WIRE)--Quantum-Si Announces Inducement Grants Under Nasdaq Listing Rule 5635(c)(4).

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