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Comparative Price Performance Over Time

Compare Price & Volume

Company	Current Price	50-Day Moving Average	52-Week Range	Market Cap	Beta	Avg. Volume	Today's Volume
FEIM Frequency Electronics	$27.36 +1.3%	$24.50	$11.71 ▼ $32.73	$262.65M	0.45	348,977 shs	220,849 shs
MASS 908 Devices	$6.02 +0.7%	$6.81	$1.81 ▼ $8.06	$214.45M	0.37	291,097 shs	152,401 shs
NAUT Nautilus Biotechnology	$0.67 -3.1%	$0.74	$0.66 ▼ $3.09	$87.14M	1.42	199,454 shs	125,897 shs
QSI Quantum-Si	$1.11 +11.0%	$1.64	$0.61 ▼ $5.77	$202.49M	2.87	7.60 million shs	9.23 million shs

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Compare Price Performance

Company	1-Day Performance	7-Day Performance	30-Day Performance	90-Day Performance	1-Year Performance
FEIM Frequency Electronics	+0.19%	-14.45%	+16.28%	+39.25%	+108.66%
MASS 908 Devices	-3.55%	-15.18%	-14.08%	+26.16%	+42.04%
NAUT Nautilus Biotechnology	+0.29%	-3.54%	-5.10%	-12.00%	-70.89%
QSI Quantum-Si	-2.91%	-14.53%	-41.86%	-42.53%	+2.04%

Compare MarketRank™

Company	Overall Score	Analyst's Opinion	Short Interest Score	News and Social Media Sentiment	Company Ownership	Earnings & Valuation
FEIM Frequency Electronics	1.2921 of 5 stars	0.0	2.0	2.4	2.5	1.3
MASS 908 Devices	3.45 of 5 stars	3.6	4.0	1.2	4.2	0.6
NAUT Nautilus Biotechnology	2.0916 of 5 stars	2.5	3.0	0.6	4.2	0.6
QSI Quantum-Si	2.2578 of 5 stars	3.3	4.0	0.6	2.5	0.0

Compare Analyst Forecasts

Company	Consensus Rating Score	Consensus Rating	Consensus Price Target	% Upside from Current Price
FEIM Frequency Electronics	0.00	N/A	N/A	N/A
MASS 908 Devices	3.25	Buy	$8.00	32.89% Upside
NAUT Nautilus Biotechnology	1.00	Sell	$2.13	218.02% Upside
QSI Quantum-Si	2.67	Moderate Buy	$3.48	213.06% Upside

Current Analyst Ratings Breakdown

Latest NAUT, FEIM, MASS, and QSI Analyst Ratings

Date	Company	Brokerage	Action	Rating	Price Target
8/14/2025	MASS 908 Devices	Weiss Ratings Subscribe to MarketBeat All Access for the recommendation accuracy rating	Reiterated Rating	Sell (D-) ➝ Sell (D-)
8/5/2025	MASS 908 Devices	Leerink Partnrs Subscribe to MarketBeat All Access for the recommendation accuracy rating	Upgrade	Hold ➝ Strong-Buy
8/5/2025	MASS 908 Devices	Leerink Partners Subscribe to MarketBeat All Access for the recommendation accuracy rating	Upgrade	Market Perform ➝ Outperform	$12.00
7/29/2025	MASS 908 Devices	Weiss Ratings Subscribe to MarketBeat All Access for the recommendation accuracy rating	Reiterated Rating	Sell (D-) ➝ Sell (D-)
7/12/2025	MASS 908 Devices	Weiss Ratings Subscribe to MarketBeat All Access for the recommendation accuracy rating	Reiterated Rating	Sell (D-) ➝ Sell (D-)
6/27/2025	MASS 908 Devices	Weiss Ratings Subscribe to MarketBeat All Access for the recommendation accuracy rating	Reiterated Rating	Sell (D-) ➝ Sell (D-)
6/11/2025	MASS 908 Devices	Weiss Ratings Subscribe to MarketBeat All Access for the recommendation accuracy rating	Reiterated Rating	Sell (E+) ➝ Sell (D-)
5/24/2025	MASS 908 Devices	Weiss Ratings Subscribe to MarketBeat All Access for the recommendation accuracy rating	Reiterated Rating	Sell (D-) ➝ Sell (E+)

(Data available from 8/21/2022 forward. View 10+ years of historical ratings with our analyst ratings screener.)

Compare Sales & Book Value

Company	Annual Revenue	Price/Sales	Cashflow	Price/Cash	Book Value	Price/Book
FEIM Frequency Electronics	$69.81M	3.81	$2.71 per share	10.10	$5.75 per share	4.76
MASS 908 Devices	$59.63M	3.62	N/A	N/A	$4.15 per share	1.45
NAUT Nautilus Biotechnology	N/A	N/A	N/A	N/A	$1.43 per share	N/A
QSI Quantum-Si	$3.06M	73.45	N/A	N/A	$1.09 per share	1.02

Compare Profitability & Earnings

Company	Net Income	EPS	Trailing P/E Ratio	Forward P/E Ratio	P/E Growth	Net Margins	Return on Equity (ROE)	Return on Assets (ROA)	Next Earnings Date
FEIM Frequency Electronics	$23.69M	$2.47	11.08	∞	N/A	34.09%	53.83%	27.82%	9/9/2025 (Estimated)
MASS 908 Devices	-$72.21M	-$0.54	N/A	N/A	N/A	-30.54%	-24.30%	-18.55%	N/A
NAUT Nautilus Biotechnology	-$70.78M	-$0.52	N/A	N/A	N/A	N/A	-32.53%	-27.85%	10/28/2025 (Estimated)
QSI Quantum-Si	-$101.01M	-$0.68	N/A	N/A	N/A	-3,120.14%	-44.57%	-39.45%	N/A

Latest NAUT, FEIM, MASS, and QSI Earnings

Date	Quarter	Company	Consensus Estimate	Reported EPS	Beat/Miss	Gap EPS	Revenue Estimate	Actual Revenue
9/9/2025	Q1 2026	FEIM Frequency Electronics	$0.36	N/A	N/A	N/A	$16.53 million	N/A
8/5/2025	Q2 2025	MASS 908 Devices	-$0.16	-$0.18	-$0.02	-$0.37	$12.17 million	$4.70 million
8/5/2025	Q2 2025	QSI Quantum-Si	-$0.16	-$0.16	N/A	-$0.16	$1.28 million	$0.59 million
7/31/2025	Q2 2025	NAUT Nautilus Biotechnology	-$0.14	-$0.12	+$0.02	-$0.12	N/A	N/A
7/10/2025	Q4 2025	FEIM Frequency Electronics	N/A	$0.34	N/A	$0.34	N/A	$19.99 million

Compare Dividends

Company	Annual Payout	Dividend Yield	3-Year Dividend Growth	Payout Ratio	Years of Consecutive Growth
FEIM Frequency Electronics	N/A	N/A	N/A	N/A	N/A
MASS 908 Devices	N/A	N/A	N/A	N/A	N/A
NAUT Nautilus Biotechnology	N/A	N/A	N/A	N/A	N/A
QSI Quantum-Si	N/A	N/A	N/A	N/A	N/A

Compare Debt

Company	Debt-to-Equity Ratio	Current Ratio	Quick Ratio
FEIM Frequency Electronics	N/A	2.26	1.26
MASS 908 Devices	N/A	4.98	4.46
NAUT Nautilus Biotechnology	N/A	18.52	18.52
QSI Quantum-Si	N/A	9.43	9.27

Compare Ownership

Institutional Ownership

Company	Institutional Ownership
FEIM Frequency Electronics	58.60%
MASS 908 Devices	88.06%
NAUT Nautilus Biotechnology	50.71%
QSI Quantum-Si	39.90%

Insider Ownership

Company	Insider Ownership
FEIM Frequency Electronics	26.10%
MASS 908 Devices	23.70%
NAUT Nautilus Biotechnology	41.10%
QSI Quantum-Si	30.04%

Compare Miscellaneous Stats

Company	Employees	Shares Outstanding	Free Float	Optionable
FEIM Frequency Electronics	200	9.73 million	7.19 million	Not Optionable
MASS 908 Devices	60	35.86 million	27.36 million	Optionable
NAUT Nautilus Biotechnology	130	126.31 million	74.39 million	Optionable
QSI Quantum-Si	150	202.49 million	141.67 million	Optionable

NAUT, FEIM, MASS, and QSI Headlines

Recent News About These Companies

Contrasting Silvaco Group (NASDAQ:SVCO) & Quantum-Si (NASDAQ:QSI)

August 17, 2025 | americanbankingnews.com

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

August 13, 2025 | businesswire.com

Quantum-Si Updates Corporate Presentation on Growth

August 11, 2025 | theglobeandmail.com

What is HC Wainwright's Forecast for Quantum-Si Q3 Earnings?

August 10, 2025 | americanbankingnews.com

HC Wainwright Has Pessimistic View of Quantum-Si Q3 Earnings

August 9, 2025 | marketbeat.com

Quantum-Si to Participate in the UBS Precision Medicine Frontiers Summit

August 8, 2025 | finance.yahoo.com

Quantum-Si's Q2 Loss In Line With Estimates, Revenues Rise Y/Y

August 7, 2025 | zacks.com

Quantum-Si (NASDAQ:QSI) Releases Earnings Results, Meets Expectations

August 6, 2025 | marketbeat.com

Quantum-Si (QSI) Q2 Revenue Falls 47%

August 5, 2025 | fool.com

Quantum-Si incorporated (QSI) Q2 2025 Earnings Call Transcript

August 5, 2025 | seekingalpha.com

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

August 5, 2025 | zacks.com

Quantum-Si Reports Second Quarter 2025 Financial Results

August 5, 2025 | businesswire.com

Earnings To Watch: Quantum-Si Inc (QSI) Reports Q2 2025 Result

August 4, 2025 | finance.yahoo.com

QSI Gears Up to Post Q2 Earnings: What's in Store for the Stock?

August 4, 2025 | zacks.com

Quantum-Si (QSI) Projected to Post Quarterly Earnings on Tuesday

July 30, 2025 | marketbeat.com

ARK Investment Management LLC Has $10.46 Million Stock Holdings in Quantum-Si Incorporated (NASDAQ:QSI)

July 27, 2025 | marketbeat.com

Nikko Asset Management Americas Inc. Has $6.92 Million Position in Quantum-Si Incorporated (NASDAQ:QSI)

July 27, 2025 | marketbeat.com

Quantum-Si (NASDAQ:QSI) Trading Down 2.5% - Here's What Happened

July 26, 2025 | marketbeat.com

Quantum-Si to Participate in the Canaccord Genuity 45th Annual Growth Conference

July 21, 2025 | finance.yahoo.com

Quantum-Si to Report Second Quarter 2025 Financial Results on August 5, 2025

July 14, 2025 | businesswire.com

Quantum-Si Shares Sink After Pricing $50 Mln Registered Direct Offering

July 7, 2025 | marketwatch.com

New MarketBeat Followers Over Time

Media Sentiment Over Time

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NAUT, FEIM, MASS, and QSI Company Descriptions

Frequency Electronics NASDAQ:FEIM

$27.36 +0.36 (+1.33%)

Closing price 04:00 PM Eastern

Extended Trading

$27.74 +0.38 (+1.39%)

As of 07:50 PM Eastern

Frequency Electronics, Inc., together with its subsidiaries, engages in designing, development, and manufacturing of precision time and frequency control products and components for microwave integrated circuit applications. It operates through two segments, FEI-NY and FEI-Zyfer. The FEI-NY segment offers precision time and frequency control products for communication satellites, terrestrial cellular telephone or other ground-based telecommunication stations; and other components and systems for the U.S. military; and provides design and technical support for satellite business. FEI-Zyfer segment offers global positioning system technologies to systems and subsystems for secure communications, both government and commercial, and other locator applications; and engages in sale and support of wireline telecommunications products, including US5G. It markets its products directly and through independent sales representative organizations located in the United States, Europe, and Asia. Frequency Electronics, Inc. was founded in 1961 and is headquartered in Mitchel Field, New York.

908 Devices NASDAQ:MASS

$6.02 +0.04 (+0.67%)

Closing price 04:00 PM Eastern

Extended Trading

$5.86 -0.16 (-2.66%)

As of 06:59 PM Eastern

908 Devices Inc., a commercial-stage technology company, provides various purpose-built handheld and desktop mass spectrometry devices to interrogate unknown and invisible materials in life sciences research, bioprocessing, pharma/biopharma, forensics, and adjacent markets. The company's products include MX908, a handheld, battery-powered, and Mass Spec device that is designed for rapid analysis of solid, liquid, vapor, and aerosol materials of unknown identity; Rebel, a small desktop analyzer that provides real-time information on the extracellular environment in bioprocesses; and Maverick, an optical in-line analyzer that offers real-time monitoring and control of multiple bioprocess parameters, including glucose, lactate, and total biomass in mammalian cell cultures, as well as provides process fingerprint data to support large-scale efforts in predictive bioprocess modeling. Its products also comprise Maven and Trace C2, an online device for bioprocess monitoring and control; and ZipChip solution, a plug-and-play, high-resolution separation platform that optimizes Mass Spec sample analysis. The company operates in the United States, Europe, the Middle East, Africa, the Asia Pacific, and rest of the Americas. 908 Devices Inc. was incorporated in 2012 and is headquartered in Boston, Massachusetts.

Nautilus Biotechnology NASDAQ:NAUT

$0.67 -0.02 (-3.15%)

Closing price 04:00 PM Eastern

Extended Trading

$0.67 0.00 (-0.33%)

As of 04:04 PM Eastern

Nautilus Biotechnology, Inc., a development stage life sciences company, engages in creating a platform technology for quantifying and unlocking the complexity of the proteome. The company develops Nautilus Platform, a proteomics platform that includes end-to-end solution comprised of instruments, consumables, and software analysis. It also offers proteome analysis system, a high-resolution optical imaging system for integrated fluidics and liquid handling sub-system. In addition, the company provides sample preparation, flow cells, multi-affinity probe reagents, and instrument buffers system to perform multi-cycle analysis runs. Nautilus Biotechnology, Inc. was incorporated in 2016 and is headquartered in Seattle, Washington.

Quantum-Si NASDAQ:QSI

$1.11 +0.11 (+11.00%)

Closing price 04:00 PM Eastern

Extended Trading

$1.12 +0.01 (+0.99%)

As of 07:58 PM Eastern

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; 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 was founded in 2013 is headquartered in Branford, Connecticut.

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Comparative Price Performance Over Time