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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	$30.77 +1.1%	$23.79	$11.71 ▼ $32.73	$299.39M	0.45	396,289 shs	194,617 shs
NAUT Nautilus Biotechnology	$0.71 -1.3%	$0.75	$0.66 ▼ $3.09	$90.01M	1.42	191,318 shs	153,602 shs
QSI Quantum-Si	$1.10 -1.8%	$1.69	$0.61 ▼ $5.77	$222.74M	2.87	7.40 million shs	5.76 million shs
SENS Senseonics	$0.47 -1.7%	$0.51	$0.25 ▼ $1.40	$385.02M	0.88	8.27 million shs	3.02 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	0.00%	+4.20%	+43.32%	+70.75%	+139.27%
NAUT Nautilus Biotechnology	0.00%	-2.52%	-1.72%	-10.93%	-68.61%
QSI Quantum-Si	0.00%	-13.39%	-37.50%	-21.99%	+12.86%
SENS Senseonics	0.00%	-4.60%	-18.50%	-10.83%	+14.49%

Compare MarketRank™

Company	Overall Score	Analyst's Opinion	Short Interest Score	News and Social Media Sentiment	Company Ownership	Earnings & Valuation
FEIM Frequency Electronics	1.5009 of 5 stars	0.0	2.0	3.1	2.5	1.3
NAUT Nautilus Biotechnology	2.8465 of 5 stars	2.5	3.0	3.3	4.2	0.6
QSI Quantum-Si	3.2012 of 5 stars	3.3	4.0	2.8	2.5	0.6
SENS Senseonics	2.3148 of 5 stars	3.8	2.0	2.8	0.0	0.6

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
NAUT Nautilus Biotechnology	1.00	Sell	$2.13	198.20% Upside
QSI Quantum-Si	2.67	Moderate Buy	$3.48	215.91% Upside
SENS Senseonics	3.50	Strong Buy	$1.55	227.97% Upside

Current Analyst Ratings Breakdown

Latest NAUT, SENS, FEIM, and QSI Analyst Ratings

Date	Company	Brokerage	Action	Rating	Price Target
7/17/2025	SENS Senseonics	Lake Street Capital Subscribe to MarketBeat All Access for the recommendation accuracy rating	Upgrade	Strong-Buy
7/15/2025	SENS Senseonics	TD Cowen Subscribe to MarketBeat All Access for the recommendation accuracy rating	Initiated Coverage	Buy	$1.25
7/8/2025	SENS Senseonics	HC Wainwright Subscribe to MarketBeat All Access for the recommendation accuracy rating	Reiterated Rating	Buy ➝ Buy	$1.10 ➝ $1.40
6/2/2025	SENS Senseonics	HC Wainwright Subscribe to MarketBeat All Access for the recommendation accuracy rating	Set Price Target	Buy	$1.10
5/19/2025	QSI Quantum-Si	HC Wainwright Subscribe to MarketBeat All Access for the recommendation accuracy rating	Reiterated Rating	Buy ➝ Buy	$5.50

(Data available from 8/18/2022 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	4.29	$2.67 per share	11.52	$5.75 per share	5.35
NAUT Nautilus Biotechnology	N/A	N/A	N/A	N/A	$1.66 per share	N/A
QSI Quantum-Si	$3.06M	72.79	N/A	N/A	$1.29 per share	0.85
SENS Senseonics	$25.47M	15.12	N/A	N/A	$0.07 per share	6.75

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	12.46	∞	N/A	34.09%	53.83%	27.82%	9/9/2025 (Estimated)
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
SENS Senseonics	-$60.39M	-$0.10	N/A	N/A	N/A	-362.30%	-842.25%	-67.99%	N/A

Latest NAUT, SENS, FEIM, 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	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
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
SENS Senseonics	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
NAUT Nautilus Biotechnology	N/A	18.52	18.52
QSI Quantum-Si	N/A	9.43	9.27
SENS Senseonics	59.17	2.47	2.38

Compare Ownership

Institutional Ownership

Company	Institutional Ownership
FEIM Frequency Electronics	58.60%
NAUT Nautilus Biotechnology	50.71%
QSI Quantum-Si	39.90%
SENS Senseonics	12.36%

Insider Ownership

Company	Insider Ownership
FEIM Frequency Electronics	26.10%
NAUT Nautilus Biotechnology	41.10%
QSI Quantum-Si	22.95%
SENS Senseonics	4.30%

Compare Miscellaneous Stats

Company	Employees	Shares Outstanding	Free Float	Optionable
FEIM Frequency Electronics	200	9.73 million	7.19 million	Not Optionable
NAUT Nautilus Biotechnology	130	126.31 million	74.39 million	Optionable
QSI Quantum-Si	150	202.49 million	156.02 million	Optionable
SENS Senseonics	90	814.68 million	573.90 million	N/A

NAUT, SENS, FEIM, and QSI Headlines

Recent News About These Companies

Informed Momentum Co LLC Acquires Shares of 852,215 Senseonics Holdings, Inc. (NYSE:SENS)

August 14, 2025 | marketbeat.com

What is HC Wainwright's Estimate for Senseonics Q4 Earnings?

August 12, 2025 | marketbeat.com

Senseonics Holdings, Inc. (SENS) Q2 2025 Earnings Call Transcript

August 6, 2025 | seekingalpha.com

Senseonics posts Street-beating Q2 with 37% sales growth

August 6, 2025 | drugdeliverybusiness.comD

Senseonics Holdings (SENS) Reports Q2 Loss, Tops Revenue Estimates

August 6, 2025 | zacks.com

Senseonics Holdings, Inc. Reports Second Quarter Financial Results

August 6, 2025 | globenewswire.com

Senseonics (NYSE:SENS) Upgraded to "Strong-Buy" at Lake Street Capital

July 19, 2025 | marketbeat.com

Senseonics Holdings, Inc. Schedules Second Quarter 2025 Earnings Release and Conference Call ...

July 16, 2025 | gurufocus.com

Senseonics Holdings, Inc. Schedules Second Quarter 2025 Earnings Release and Conference Call for August 6, 2025 at 4:30 P.M. Eastern Time

July 16, 2025 | globenewswire.com

Sequel Med Tech expects full twiist launch in the fall

July 15, 2025 | drugdeliverybusiness.comD

New glucose sensors, insulin patch pumps lead ADA’s Scientific Sessions

July 3, 2025 | medtechdive.comM

ADA takeaways: Diabetes tech firms preview new patch pumps, glucose sensors

June 24, 2025 | medtechdive.comM

Senseonics lays out hopes for next-gen CGM commercial timelines

June 24, 2025 | drugdeliverybusiness.comD

Here's Why Senseonics (SENS) is Poised for a Turnaround After Losing 5.7% in 4 Weeks

June 18, 2025 | zacks.com

Senseonics Holdings, Inc. to Host In-Person and Virtual Analyst Event at ADA 2025: Eversense® 365 Continuous Glucose Monitoring System for People with Diabetes

June 4, 2025 | globenewswire.com

Senseonics Holdings, Inc. Secures $57.5 Million in Public Offering and $20.3 Million from Private Placement with Abbott Laboratories

May 21, 2025 | quiverquant.comQ

Senseonics Holdings, Inc. Announces Closing of Public Offering, Including Exercise in Full of the Underwriters' Option to Purchase Additional Shares, and Closing of Private Placement

May 21, 2025 | globenewswire.com

Revisiting Senseonics After 4 Years: Still A Big Investment Opportunity

May 21, 2025 | seekingalpha.com

Senseonics Announces Pricing of $50 Million Public Offering of Common Stock and Concurrent Private Placement

May 15, 2025 | globenewswire.com

Senseonics opens $50M public offering, $25M private placement with Abbott

May 15, 2025 | drugdeliverybusiness.comD

Senseonics Announces Commencement of $50 Million Public Offering of Common Stock and Concurrent Private Placement

May 15, 2025 | globenewswire.com

New MarketBeat Followers Over Time

Media Sentiment Over Time

Top Headlines

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NAUT, SENS, FEIM, and QSI Company Descriptions

Frequency Electronics NASDAQ:FEIM

$30.77 +0.33 (+1.08%)

Closing price 08/15/2025 04:00 PM Eastern

Extended Trading

$31.64 +0.87 (+2.83%)

As of 08/15/2025 07:31 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.

Nautilus Biotechnology NASDAQ:NAUT

$0.71 -0.01 (-1.27%)

Closing price 08/15/2025 04:00 PM Eastern

Extended Trading

$0.72 +0.01 (+1.74%)

As of 08/15/2025 06:41 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

$1.10 -0.02 (-1.79%)

Closing price 08/15/2025 04:00 PM Eastern

Extended Trading

$1.12 +0.02 (+2.27%)

As of 04:41 AM 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.

Senseonics NYSE:SENS

$0.47 -0.01 (-1.73%)

Closing price 08/15/2025 04:00 PM Eastern

Extended Trading

$0.47 0.00 (-0.13%)

As of 04:03 AM Eastern

Senseonics Holdings, Inc., a medical technology company, focuses on development and manufacturing of continuous glucose monitoring (CGM) systems for people with diabetes in the United States and internationally. The company's products include Eversense, Eversense XL, and Eversense E3 that are implantable CGM systems to measure glucose levels in people with diabetes through an under-the-skin sensor, a removable and rechargeable smart transmitter, and a convenient app for real-time diabetes monitoring and management. It serves healthcare providers and patients through a network of distributors and strategic fulfillment partners. Senseonics Holdings, Inc. was founded in 1996 and is headquartered in Germantown, Maryland.

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Comparative Price Performance Over Time