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QuantumSi Inc (QSI NASDAQ) stock market data APIs

$0.972 0.04(4.1%)
as of March 12, 2026
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QuantumSi Inc Financial Data Overview

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Quantum-Si incorporated, a life sciences company, develops proprietary, universal, and single-molecule detection platform applied to proteomics to enable next-gen protein sequencing (NGPS). The company offers Platinum and Platinum Pro NGPS instruments for single-molecule, amino acid level resolution, and automated data analysis; library preparation kits to prepare a customer's protein sample for sequencing; and sequencing kits, which contain the reagents and consumables used to perform NGPS. It also provides Platinum analysis software, a cloud-based solution that automates data analysis workflows and visualizes the sequencing results. The company was founded in 2013 is headquartered in Branford, Connecticut.

Prev. Close 0.972
Open 1.0107
High 1.0224
Low 0.9514
52 wk Range 0.842-3.1
Market Cap 227 M
Shares Outstanding 196 M
Revenue 2 436 K
EPS -0.0762
Beta 3.085

* We provide hundreds of fields of fundamental data, including EBITDA, P/E ratio, PEG ratio, trailing P/E, shareholders, insider transactions, technical metrics, dividends, splits, earnings, and more. Check out our Fundamental Data API.


ETFs with QuantumSi Inc (top by weight)

Ticker
100-day Price Change
Weight
ARKG.US ARK Genomic Revolution ETF
-3.57 (-12%)
0.54
IWC.US iShares Micro-Cap ETF
8.54 (5.57%)
0.03
IBB.US iShares Biotechnology ETF
-2.81 (-1.66%)
0.02
BTEC.SW iShares Nasdaq US Biotechnology UCITS ETF USD (Acc) USD
0.05 (0.58%)
0.01
IWN.US iShares Russell 2000 Value ETF
7.95 (4.43%)
0.01
VRTVX.US Vanguard Scottsdale Funds - Vanguard Russell 2000 Value ETF
14.07 (4.52%)
0.01

* We provide detailed information about ETF constituents through our Fundamentals API for ETFs. Read the documentation to learn more.


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QuantumSi Inc Fundamental data includes:

  • Net Revenue: 2 436 K
  • EBITDA: -92 594 000
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  • Latest Release: 2026-03-03
  • EPS/Forecast: -0.1233
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