Quantum-Si - 5 Year Stock Price History | QSI
Historical daily share price chart and data for Quantum-Si since 2020 adjusted for splits and dividends. The latest closing stock price for Quantum-Si as of May 16, 2025 is 1.48.
- The all-time high Quantum-Si stock closing price was 22.41 on February 18, 2021.
- The Quantum-Si 52-week high stock price is 5.77, which is 289.9% above the current share price.
- The Quantum-Si 52-week low stock price is 0.61, which is 58.8% below the current share price.
- The average Quantum-Si stock price for the last 52 weeks is 1.34.
| Quantum-Si Historical Annual Stock Price Data | ||||||
|---|---|---|---|---|---|---|
| Year | Average Stock Price | Year Open | Year High | Year Low | Year Close | Annual % Change |
| 2025 | 1.6743 | 4.2600 | 4.2900 | 1.0800 | 1.4800 | -45.19% |
| 2024 | 1.3679 | 2.0300 | 3.6000 | 0.6330 | 2.7000 | 34.33% |
| 2023 | 1.8685 | 1.8400 | 3.8900 | 1.1450 | 2.0100 | 9.84% |
| 2022 | 3.6115 | 8.2200 | 8.2200 | 1.8200 | 1.8300 | -76.75% |
| 2021 | 9.9520 | 10.4900 | 22.4100 | 5.6500 | 7.8700 | -22.46% |
| Sector | Industry | Market Cap | Revenue |
|---|---|---|---|
| Computer and Technology | Semiconductors | $0.271B | $0.003B |
| Quantum-Si Incorporated is a company pioneering next-generation semiconductor chip-based proteomics. Quantum-Si Incorporated, formerly known as HighCape Capital Acquisition Corp., is based in NEW YORK. | |||
| Stock Name | Country | Market Cap | PE Ratio |
|---|---|---|---|
| Broadcom (AVGO) | United States | $1074.913B | 50.37 |
| QUALCOMM (QCOM) | United States | $167.445B | 16.22 |
| ARM Holdings (ARM) | United Kingdom | $142.464B | 128.26 |
| Applied Materials (AMAT) | United States | $134.516B | 17.98 |
| Lam Research (LRCX) | United States | $107.996B | 23.30 |
| Marvell Technology (MRVL) | United States | $55.078B | 69.30 |
| Infineon Technologies AG (IFNNY) | Germany | $48.828B | 21.87 |
| ASE Technology Holding (ASX) | Taiwan | $22.008B | 21.21 |
| GlobalFoundries (GFS) | United States | $21.862B | 31.13 |
| United Microelectronics (UMC) | Taiwan | $19.697B | 14.56 |
| Astera Labs (ALAB) | United States | $14.935B | 905.60 |
| Credo Technology (CRDO) | Cayman Islands | $10.210B | 1202.60 |
| Lattice Semiconductor (LSCC) | United States | $7.223B | 111.77 |
| Rambus (RMBS) | United States | $6.053B | 31.13 |
| Cirrus Logic (CRUS) | United States | $5.646B | 17.27 |
| Nova (NVMI) | Israel | $5.638B | 28.00 |
| Allegro MicroSystems (ALGM) | United States | $5.065B | 550.20 |
| Amkor Technology (AMKR) | United States | $4.874B | 15.41 |
| Tower Semiconductor (TSEM) | Israel | $4.556B | 22.84 |
| Rohm (ROHCY) | Japan | $3.959B | 0.00 |
| Impinj (PI) | United States | $3.624B | 480.96 |
| Ambarella (AMBA) | United States | $2.694B | 0.00 |
| Synaptics (SYNA) | United States | $2.515B | 57.74 |
| FormFactor (FORM) | United States | $2.471B | 40.58 |
| Diodes (DIOD) | United States | $2.256B | 39.85 |
| Soitec SA (SLOIF) | France | $1.727B | 0.00 |
| Himax Technologies (HIMX) | Taiwan | $1.445B | 16.86 |
| Applied Optoelectronics (AAOI) | United States | $1.038B | 0.00 |
| Ams-OSRAM AG (AMSSY) | Austria | $0.949B | 0.00 |
| Alpha And Omega Semiconductor (AOSL) | United States | $0.681B | 0.00 |
| NLight (LASR) | United States | $0.626B | 0.00 |
| Ichor Holdings (ICHR) | United States | $0.624B | 0.00 |
| Indie Semiconductor (INDI) | United States | $0.574B | 0.00 |
| Ceva (CEVA) | United States | $0.508B | 0.00 |
| SkyWater Technology (SKYT) | United States | $0.427B | 0.00 |
| Navitas Semiconductor (NVTS) | United States | $0.399B | 0.00 |
| POET Technologies (POET) | Canada | $0.368B | 0.00 |
| NVE (NVEC) | United States | $0.349B | 23.21 |
| Valens Semiconductor (VLN) | Israel | $0.264B | 0.00 |
| SEALSQ (LAES) | Switzerland | $0.243B | 0.00 |
| Atomera (ATOM) | United States | $0.230B | 0.00 |
| Aeluma (ALMU) | United States | $0.202B | 0.00 |
| IQE (IQEPF) | United Kingdom | $0.149B | 0.00 |
| Silvaco (SVCO) | United States | $0.146B | 0.00 |
| QuickLogic (QUIK) | United States | $0.091B | 0.00 |
| Coda Octopus Group (CODA) | United States | $0.077B | 19.69 |
| AXT Inc (AXTI) | United States | $0.068B | 0.00 |
| Nano Labs (NA) | China | $0.063B | 0.00 |
| GCT Semiconductor Holding (GCTS) | United States | $0.062B | 0.00 |
| Sono-Tek (SOTK) | United States | $0.060B | 54.86 |
| Sequans Communications S.A (SQNS) | France | $0.046B | 0.83 |
| Pixelworks (PXLW) | United States | $0.034B | 0.00 |
| Mobix Labs (MOBX) | United States | $0.032B | 0.00 |
| SemiLEDS (LEDS) | Taiwan | $0.023B | 0.00 |
| SmartKem (SMTK) | United Kingdom | $0.005B | 0.00 |