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Compare stocks with our powerful stock comparison tool. Analyze fundamentals, price performance, and key financial indicators to make informed investment decisions. Our tool lets you compare up to ten stocks side by side based on Performance Charts, Price & Volume, MarketRank™, Analyst Ratings, Sales & Book Value, Profitability & Earnings, Dividends, Debt, Ownership, Headlines, and more. Simply enter up to ten stock symbols (e.g., BAC, JPM, WFC, C, GS) to get started and uncover top investment opportunities.

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
DZSI DZS		$0.32	$0.00 ▼ $2.07	$811K	2	83,041 shs	632 shs
MTSL Mer Telemanagement Solutions		$3.37	$1.01 ▼ $8.94	$15.95M	0.86	2.12 million shs	731,700 shs
PEGY Pineapple Energy	$1.55 -3.1%	$1.63	$2.85 ▼ $77.55	$2.81M	2.81	730,629 shs	71,201 shs
QMCO Quantum	$7.53 -6.0%	$9.70	$2.22 ▼ $90.64	$55.67M	2.68	713,171 shs	600,544 shs

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Compare Price Performance

Company	1-Day Performance	7-Day Performance	30-Day Performance	90-Day Performance	1-Year Performance
DZSI DZS	0.00%	0.00%	0.00%	0.00%	-99.98%
MTSL Mer Telemanagement Solutions	0.00%	0.00%	0.00%	0.00%	0.00%
PEGY Pineapple Energy	-1.23%	-3.03%	-1.23%	-29.82%	-97.44%
QMCO Quantum	-5.99%	-15.20%	-17.97%	-32.71%	+0.27%

Compare MarketRank™

Company	Overall Score	Analyst's Opinion	Short Interest Score	Dividend Strength	ESG Score	News and Social Media Sentiment	Company Ownership	Earnings & Valuation
DZSI DZS	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A
MTSL Mer Telemanagement Solutions	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A
PEGY Pineapple Energy	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A
QMCO Quantum	2.0965 of 5 stars	3.2	2.0	0.0	0.0	2.4	1.7	0.6

Compare Analyst Forecasts

Company	Consensus Rating Score	Consensus Rating	Consensus Price Target	% Upside from Current Price
DZSI DZS	0.00	N/A	N/A	N/A
MTSL Mer Telemanagement Solutions	0.00	N/A	N/A	N/A
PEGY Pineapple Energy	0.00	N/A	N/A	N/A
QMCO Quantum	2.33	Hold	$19.00	152.32% Upside

Current Analyst Ratings Breakdown

Latest MTSL, PEGY, DZSI, and QMCO Analyst Ratings

Date	Company	Brokerage	Action	Rating	Price Target	Details
6/18/2025	QMCO Quantum	Ascendiant Capital Markets Subscribe to MarketBeat All Access for the recommendation accuracy rating	Reiterated Rating	Buy ➝ Buy

(Data available from 8/2/2022 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
DZSI DZS	$389.46M	0.00	N/A	N/A	$0.72 per share	0.00
MTSL Mer Telemanagement Solutions	$4.02M	0.00	N/A	N/A	$0.45 per share	0.00
PEGY Pineapple Energy	$60.93M	0.05	N/A	N/A	$1,493.20 per share	0.00
QMCO Quantum	$311.60M	0.17	N/A	N/A	N/A	∞

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
DZSI DZS	-$135.22M	-$2.21	N/A	N/A	N/A	-45.63%	-179.34%	-27.13%	N/A
MTSL Mer Telemanagement Solutions	-$1.82M	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A
PEGY Pineapple Energy	-$8.13M	N/A	0.00	∞	N/A	-17.55%	-373.78%	-19.77%	8/18/2025 (Estimated)
QMCO Quantum	-$41.29M	N/A	0.00	N/A	N/A	N/A	N/A	N/A	8/12/2025 (Estimated)

Latest MTSL, PEGY, DZSI, and QMCO Earnings

Date	Quarter	Company	Consensus Estimate	Reported EPS	Beat/Miss	Gap EPS	Revenue Estimate	Actual Revenue	Details
8/12/2025	Q4 2025	QMCO Quantum	-$0.15	N/A	N/A	N/A	$65.85 million	N/A

Compare Dividends

Company	Annual Payout	Dividend Yield	3-Year Dividend Growth	Payout Ratio	Years of Consecutive Growth
DZSI DZS	N/A	N/A	N/A	N/A	N/A
MTSL Mer Telemanagement Solutions	N/A	N/A	N/A	N/A	N/A
PEGY Pineapple Energy	N/A	N/A	N/A	N/A	N/A
QMCO Quantum	N/A	N/A	N/A	N/A	N/A

Compare Debt

Company	Debt-to-Equity Ratio	Current Ratio	Quick Ratio
DZSI DZS	0.51	1.22	0.50
MTSL Mer Telemanagement Solutions	N/A	1.12	1.12
PEGY Pineapple Energy	0.71	0.47	0.36
QMCO Quantum	N/A	0.37	0.30

Compare Ownership

Institutional Ownership

Company	Institutional Ownership
DZSI DZS	40.77%
MTSL Mer Telemanagement Solutions	4.92%
PEGY Pineapple Energy	4.21%
QMCO Quantum	63.66%

Insider Ownership

Company	Insider Ownership
DZSI DZS	1.50%
MTSL Mer Telemanagement Solutions	59.10%
PEGY Pineapple Energy	0.68%
QMCO Quantum	4.50%

Compare Miscellaneous Stats

Company	Employees	Shares Outstanding	Free Float	Optionable
DZSI DZS	840	38.79 million	38.21 million	Optionable
MTSL Mer Telemanagement Solutions	24	4.73 million	N/A	Not Optionable
PEGY Pineapple Energy	40	1.82 million	1.80 million	Not Optionable
QMCO Quantum	900	6.95 million	6.64 million	Optionable

MTSL, PEGY, DZSI, and QMCO Headlines

Recent News About These Companies

Anomalous Rare Earth Elements in Smoky Quartz Samples within Quantum's Quest Property

August 1 at 9:10 AM | thenewswire.comT

The Smartest Quantum Computing Stocks to Buy With $10,000 in August

August 1 at 6:01 AM | fool.com

Scope Technologies Announces Full Launch of New QSE Group Website Designed to Drive User Acquisition and Simplify Quantum Security Adoption

July 31 at 8:11 AM | prnewswire.com

Quantum Welcomes Karl Haase to its Metallurgy Technical Advisory Committee

July 29, 2025 | thenewswire.comT

3 Quantum Computing Stocks That Wall Street Is Most Bullish About Right Now

July 28, 2025 | fool.com

Quantum eMotion and Kold Kings Group Join Forces to Launch Quantum Cybersecurity Solutions in the Philippines

July 27, 2025 | newsfilecorp.comN

Allianz Asset Management GmbH Acquires 449,711 Shares of Quantum Corporation (NASDAQ:QMCO)

July 26, 2025 | marketbeat.com

Quantum Critical Metals Initiates Metallurgical Test Work on Gallium-Rubidium-Cesium Mineralization at NMX East

July 25, 2025 | thenewswire.comT

The Real Reason Quantum Computing Stocks Are Soaring (It's Not What You Think)

July 25, 2025 | fool.com

Quantum Corp receives Nasdaq non-compliance notice over delayed annual report

July 24, 2025 | msn.com

D-Wave Quantum to Report Second Quarter Fiscal Year 2025 Financial Results on August 7, 2025

July 24, 2025 | businesswire.com

Quantum Announces Receipt of Nasdaq Notice Regarding Delayed Form 10-K Filing

July 23, 2025 | businesswire.com

Quantum (NASDAQ:QMCO) Shares Up 1.6% - Time to Buy?

July 23, 2025 | marketbeat.com

3 Reasons to Buy Quantum Computing Stock Like There's No Tomorrow

July 22, 2025 | fool.com

Quantum Closes Private Placement

July 18, 2025 | thenewswire.comT

Quantum Corporation (QMCO) - Yahoo Finance

July 17, 2025 | ca.finance.yahoo.com

D-Wave Quantum: Can QBTS Stock Deliver Another 1,000% Gain?

July 16, 2025 | forbes.com

Quantum Unveils 1U DXi T-Series All-Flash Models With 480TB Capacity

July 16, 2025 | zacks.com

Rigetti Demonstrates Industry's Largest Multi-Chip Quantum Computer; Halves Two-Qubit Gate Error Rate

July 16, 2025 | globenewswire.com

01 Communique Announces Proposed Name Change to 01 Quantum Inc.

July 16, 2025 | newsfilecorp.comN

Quantum Corp. Launches 1U Backup Appliance with 480 TB All-Flash Capacity

July 16, 2025 | insidehpc.comI

New MarketBeat Followers Over Time

Media Sentiment Over Time

MTSL, PEGY, DZSI, and QMCO Company Descriptions

DZS NASDAQ:DZSI

DZS Inc. provides access and optical networking infrastructure and cloud software solutions in the Americas, Europe, the Middle East, Africa, and Asia. The company offers access edge solutions through DZS Velocity, including voice, high-definition and ultra-high-definition video, highspeed internet access, and business class services; switching and routing products; and XCelerate for increasing the velocity with which service providers can leap to multi-gigabit services. It also provides subscriber edge solutions through DZS Helix comprising optical network terminals (ONTs) and smart gateway solutions for fiber to the x (FTTx) deployment; and connected premises products, consisting of indoor/outdoor ONTs and gateways. In addition, the company offers optical edge solutions through DZS Chronos and DZS Saber, which provides solutions for mobile operators and service providers that enables them to upgrade their mobile fronthaul/midhaul/backhaul systems and migrate to fifth generation wireless technologies. Further, it provides cloud software solutions through DZS Cloud that offers a commercial, carrier-grade network-slicing enabled orchestration platform, which supports open RAN and 4G/5G networks. The company was formerly known as DASAN Zhone Solutions, Inc. and changed its name to DZS Inc. in August 2020. DZS Inc. was founded in 1996 and is headquartered in Plano, Texas.

Mer Telemanagement Solutions NASDAQ:MTSL

MER Telemanagement Solutions Ltd. engages in the provision of telecom solutions. It offers telecom expense management, call accounting, TEM billing audit, and contact center software. The company was founded on December 27, 1995 and is headquartered in Ra'anana, Israel.

Pineapple Energy NASDAQ:PEGY

$1.55 -0.05 (-3.13%)

As of 08/1/2025

Pineapple Energy Inc. engages in the sale, design, and installation of photovoltaic solar energy systems and battery storage systems in the United States. Its brand portfolio includes SUNation, Hawaii Energy Connection, E-Gear, Sungevity, and Horizon Solar Power. The company develops and manufactures energy management software and hardware, such as energy management control devices on solar systems that are paired with batteries. It primarily serves residential homeowners, as well as commercial owners, other municipal customers, energy services companies, and other utilities. Pineapple Energy Inc. was founded in 1969 and is based in Minnetonka, Minnesota.

Quantum NASDAQ:QMCO

$7.53 -0.48 (-5.99%)

Closing price 08/1/2025 04:00 PM Eastern

Extended Trading

$7.60 +0.08 (+1.00%)

As of 08/1/2025 07:58 PM Eastern

Quantum Corporation provides products for storing and managing digital video and unstructured data in the Americas, Europe, the Middle East, Africa, and the Asia Pacific. The company offers Myriad All-Flash File and Object Storage Software for high performance enterprise unstructured data applications such as AI, machine learning, and data analytics; Unified Surveillance Platform Software that unified compute and storage for video surveillance recording, storage, and analytics; StorNext Hybrid Flash/Disk File Storage Software for video editing, post-production, and streaming applications, as well as digital file archives; and CatDV Asset Management Software for indexing, cataloging, enriching video, audio, and image files, and workflow orchestration. It also provides ActiveScale Object Storage Software that scalable and durable storage for long term data preservation and protection; DXi Backup Appliances to build backup appliances for high-speed backup and recovery and multisite data protection; and Scalar Tape Storage that secure storage for long term data archiving and offline data protection which are used by hyperscalers and enterprises. In addition, the company sells linear tape-open (LTO) a tape drives for small business data protection and archiving; and LTO media for use in tape storage systems. Further, it offers global support, managed services, customer support agreements, software subscriptions, installation, education, and consulting and training services, as well as Quantum-as-a-Service. The company sells its products through a network of distributors, value-added resellers, direct marketing resellers, original equipment manufacturers, and other suppliers, as well as directly to corporate entities and government agencies. It has a partnership with Tiger Surveillance to deliver end-to-end solutions for long-term retention and archiving of video surveillance data. Quantum Corporation was founded in 1980 and is headquartered in San Jose, California.

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Comparative Price Performance Over Time