Free Trial

Compare Stocks

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.

CompanyCurrent Price50-Day Moving Average52-Week RangeMarket CapBetaAvg. VolumeToday's Volume
DZS Inc. stock logo
DZSI
DZS
$0.32
$0.00
$2.07
$811K283,041 shsN/A
MKS Inc. stock logo
MKSI
MKS
$104.49
+2.7%
$101.75
$54.84
$125.33
$6.83B1.94875,034 shs810,050 shs
Pineapple Energy Inc. stock logo
PEGY
Pineapple Energy
$1.46
-0.7%
$1.59
$2.85
$77.55
$6.06M2.81730,629 shs59,490 shs
Plantronics, Inc. stock logo
POLY
Plantronics
$39.82
$22.69
$40.82
$1.75B1.6944,978 shs7,020 shs
Beginner's Guide To Retirement Stocks Cover

Enter your email address and we'll send you MarketBeat's list of seven best retirement stocks and why they should be in your portfolio.

Get This Free Report

Compare Price Performance

Company1-Day Performance7-Day Performance30-Day Performance90-Day Performance1-Year Performance
DZS Inc. stock logo
DZSI
DZS
0.00%0.00%0.00%0.00%-99.97%
MKS Inc. stock logo
MKSI
MKS
+2.72%+1.11%+16.59%+17.88%-3.91%
Pineapple Energy Inc. stock logo
PEGY
Pineapple Energy
+3.52%-1.01%-5.16%-11.45%-95.97%
Plantronics, Inc. stock logo
POLY
Plantronics
0.00%0.00%0.00%0.00%0.00%
CompanyCurrent Price50-Day Moving Average52-Week RangeMarket CapBetaAvg. VolumeToday's Volume
DZS Inc. stock logo
DZSI
DZS
$0.32
$0.00
$2.07
$811K283,041 shsN/A
MKS Inc. stock logo
MKSI
MKS
$104.49
+2.7%
$101.75
$54.84
$125.33
$6.83B1.94875,034 shs810,050 shs
Pineapple Energy Inc. stock logo
PEGY
Pineapple Energy
$1.46
-0.7%
$1.59
$2.85
$77.55
$6.06M2.81730,629 shs59,490 shs
Plantronics, Inc. stock logo
POLY
Plantronics
$39.82
$22.69
$40.82
$1.75B1.6944,978 shs7,020 shs
Beginner's Guide To Retirement Stocks Cover

Enter your email address and we'll send you MarketBeat's list of seven best retirement stocks and why they should be in your portfolio.

Get This Free Report

Compare Price Performance

Company1-Day Performance7-Day Performance30-Day Performance90-Day Performance1-Year Performance
DZS Inc. stock logo
DZSI
DZS
0.00%0.00%0.00%0.00%-99.97%
MKS Inc. stock logo
MKSI
MKS
+2.72%+1.11%+16.59%+17.88%-3.91%
Pineapple Energy Inc. stock logo
PEGY
Pineapple Energy
+3.52%-1.01%-5.16%-11.45%-95.97%
Plantronics, Inc. stock logo
POLY
Plantronics
0.00%0.00%0.00%0.00%0.00%
CompanyConsensus Rating ScoreConsensus RatingConsensus Price Target% Upside from Current Price
DZS Inc. stock logo
DZSI
DZS
0.00
N/AN/AN/A
MKS Inc. stock logo
MKSI
MKS
2.64
Moderate Buy$119.8014.65% Upside
Pineapple Energy Inc. stock logo
PEGY
Pineapple Energy
0.00
N/AN/AN/A
Plantronics, Inc. stock logo
POLY
Plantronics
0.00
N/AN/AN/A

Current Analyst Ratings Breakdown

Latest POLY, PEGY, DZSI, and MKSI Analyst Ratings

DateCompanyBrokerageActionRatingPrice TargetDetails
8/26/2025
MKS Inc. stock logo
MKSI
MKS
Zacks Research
Subscribe to MarketBeat All Access for the firm's recommendation accuracy rating
DowngradeStrong-BuyHold
8/8/2025
MKS Inc. stock logo
MKSI
MKS
Deutsche Bank Aktiengesellschaft
Subscribe to MarketBeat All Access for the firm's recommendation accuracy rating
Reiterated RatingBuy
8/8/2025
MKS Inc. stock logo
MKSI
MKS
Wells Fargo & Company
Subscribe to MarketBeat All Access for the firm's recommendation accuracy rating
Boost Price TargetEqual Weight$100.00 ➝ $108.00
8/7/2025
MKS Inc. stock logo
MKSI
MKS
Needham & Company LLC
Subscribe to MarketBeat All Access for the firm's recommendation accuracy rating
Lower Price TargetBuy$140.00 ➝ $130.00
7/22/2025
MKS Inc. stock logo
MKSI
MKS
Morgan Stanley
Subscribe to MarketBeat All Access for the firm's recommendation accuracy rating
Boost Price TargetOverweight$100.00 ➝ $112.00
7/14/2025
MKS Inc. stock logo
MKSI
MKS
Mizuho
Subscribe to MarketBeat All Access for the firm's recommendation accuracy rating
Boost Price TargetOutperform$105.00 ➝ $118.00
7/10/2025
MKS Inc. stock logo
MKSI
MKS
The Goldman Sachs Group
Subscribe to MarketBeat All Access for the firm's recommendation accuracy rating
Initiated CoverageNeutralSell$90.00
7/8/2025
MKS Inc. stock logo
MKSI
MKS
Wells Fargo & Company
Subscribe to MarketBeat All Access for the firm's recommendation accuracy rating
Boost Price TargetEqual Weight$85.00 ➝ $100.00
6/24/2025
MKS Inc. stock logo
MKSI
MKS
Cantor Fitzgerald
Subscribe to MarketBeat All Access for the firm's recommendation accuracy rating
Boost Price TargetOverweight$110.00 ➝ $120.00
(Data available from 9/6/2022 forward. View 10+ years of historical ratings with our analyst ratings screener.)
CompanyAnnual RevenuePrice/SalesCashflowPrice/CashBook ValuePrice/Book
DZS Inc. stock logo
DZSI
DZS
$389.46M0.00N/AN/A$0.72 per share0.00
MKS Inc. stock logo
MKSI
MKS
$3.74B1.88$12.54 per share8.33$34.50 per share3.03
Pineapple Energy Inc. stock logo
PEGY
Pineapple Energy
$60.93M0.04N/AN/A$1,493.20 per share0.00
Plantronics, Inc. stock logo
POLY
Plantronics
$1.68B0.00N/A7.60($0.15) per share0.00
CompanyNet IncomeEPSTrailing P/E RatioForward P/E RatioP/E GrowthNet MarginsReturn on Equity (ROE)Return on Assets (ROA)Next Earnings Date
DZS Inc. stock logo
DZSI
DZS
-$135.22M-$2.21N/AN/AN/A-45.63%-179.34%-27.13%N/A
MKS Inc. stock logo
MKSI
MKS
$190M$3.9426.5212.141.177.11%20.65%5.68%11/5/2025 (Estimated)
Pineapple Energy Inc. stock logo
PEGY
Pineapple Energy
-$8.13MN/A0.00N/A-17.55%-373.78%-19.77%11/12/2025 (Estimated)
Plantronics, Inc. stock logo
POLY
Plantronics
$17.92M$0.4784.720.00N/A1.30%684.84%2.07%N/A

Latest POLY, PEGY, DZSI, and MKSI Earnings

DateQuarterCompanyConsensus EstimateReported EPSBeat/MissGap EPSRevenue EstimateActual RevenueDetails
8/6/2025Q2 2025
MKS Inc. stock logo
MKSI
MKS
$1.61$1.77+$0.16$0.92$931.05 million$973.00 million
CompanyAnnual PayoutDividend Yield3-Year Dividend GrowthPayout RatioYears of Consecutive Growth
DZS Inc. stock logo
DZSI
DZS
N/AN/AN/AN/AN/A
MKS Inc. stock logo
MKSI
MKS
$0.880.84%N/A22.34%N/A
Pineapple Energy Inc. stock logo
PEGY
Pineapple Energy
N/AN/AN/AN/AN/A
Plantronics, Inc. stock logo
POLY
Plantronics
N/AN/AN/AN/AN/A

Latest POLY, PEGY, DZSI, and MKSI Dividends

AnnouncementCompanyPeriodAmountYieldEx-Dividend DateRecord DatePayable Date
8/4/2025
MKS Inc. stock logo
MKSI
MKS
quarterly$0.220.93%8/25/20258/25/20259/5/2025
(Data available from 1/1/2013 forward)
CompanyDebt-to-Equity RatioCurrent RatioQuick Ratio
DZS Inc. stock logo
DZSI
DZS
0.51
1.22
0.50
MKS Inc. stock logo
MKSI
MKS
1.71
2.99
1.88
Pineapple Energy Inc. stock logo
PEGY
Pineapple Energy
0.71
0.47
0.36
Plantronics, Inc. stock logo
POLY
Plantronics
74.41
1.56
1.06

Institutional Ownership

CompanyInstitutional Ownership
DZS Inc. stock logo
DZSI
DZS
40.77%
MKS Inc. stock logo
MKSI
MKS
99.79%
Pineapple Energy Inc. stock logo
PEGY
Pineapple Energy
4.21%
Plantronics, Inc. stock logo
POLY
Plantronics
95.53%

Insider Ownership

CompanyInsider Ownership
DZS Inc. stock logo
DZSI
DZS
1.50%
MKS Inc. stock logo
MKSI
MKS
0.57%
Pineapple Energy Inc. stock logo
PEGY
Pineapple Energy
0.68%
Plantronics, Inc. stock logo
POLY
Plantronics
2.00%
CompanyEmployeesShares OutstandingFree FloatOptionable
DZS Inc. stock logo
DZSI
DZS
84038.79 million38.21 millionOptionable
MKS Inc. stock logo
MKSI
MKS
10,20067.16 million66.78 millionOptionable
Pineapple Energy Inc. stock logo
PEGY
Pineapple Energy
401.82 million1.80 millionNot Optionable
Plantronics, Inc. stock logo
POLY
Plantronics
6,50043.99 million43.11 millionOptionable

Recent News About These Companies

Plantronics voyager on sale focus uc price
Poly Headset: Revolutionizing Workplace Communication
Great Indian Festival - Smartwatches and Headsets deals in Amazon Sale 2024
10 Best Bluetooth Beacons
Jabra Evolve2 55 Review
Best Bluetooth headsets 2024
HP World Stores To Sell Plantronics audio Products In India

New MarketBeat Followers Over Time

Media Sentiment Over Time

Top Headlines

View All Headlines
DZS stock logo

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.

MKS stock logo

MKS NASDAQ:MKSI

$104.49 +2.77 (+2.72%)
Closing price 09/5/2025 04:00 PM Eastern
Extended Trading
$104.20 -0.29 (-0.28%)
As of 09/5/2025 06:36 PM Eastern
Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Polygon.io. Learn more.

MKS Instruments, Inc. provides foundational technology solutions to semiconductor manufacturing, electronics and packaging, and specialty industrial applications in the United States, Germany, China, South Korea, and internationally. It operates through Vacuum Solutions Division (VSD), Photonics Solutions Division (PSD), and Material Solutions Division (MSD) segments. The VSD segment provides foundational technology solutions, including pressure measurement and control, flow measurement and control, gas and vapor delivery, gas composition analysis, electronic control technology, reactive gas generation and delivery, power generation and delivery, and vacuum technology. The PSD segment offers range of solutions, which include lasers, beam measurement and profiling, precision motion control, vibration isolation systems, photonics instruments, temperature sensing, opto-mechanical components, optical elements, systems for flexible PCB laser processing, and laser-based systems, as well as high density interconnect PCB and package manufacturing. The MSD segment develops, process, and manufactures technologies comprising advanced surface modification, electroless and electrolytic plating, and surface finishing for chemistry, equipment, software, and services markets, as well as high-technology applications. In addition, the company sells its products and services through direct sales, network of independent distributors, and sales representatives, as well as websites, including product catalogs. The company was incorporated in 1961 and is headquartered in Andover, Massachusetts.

Pineapple Energy stock logo

Pineapple Energy NASDAQ:PEGY

$1.46 -0.01 (-0.68%)
As of 09/5/2025

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.

Plantronics stock logo

Plantronics NYSE:POLY

Plantronics, Inc., together with its subsidiaries, designs, manufactures, markets, and sells integrated communications and collaborations solutions for corporate customers, small businesses, and individuals in the United States, Europe, the Middle East, Africa, the Asia Pacific, and rest of the Americas. Its principal product categories include headsets, which comprises wired and wireless communication headsets; voice that includes open session initiation protocol and native ecosystem desktop phones, and conference room phones; video conferencing solutions and peripherals, including cameras, speakers, and microphones designed to work with a range of unified communication and collaboration, unified communication as a service, and video as a service environments, including RealPresence collaboration solutions of infrastructure to endpoints that allows people to connect and collaborate; and content sharing solutions. The company also offers services that include video interoperability, and hardware and support for our solutions and hardware devices, as well as professional, hosted, and managed services; and cloud management and analytics software, which enables information technology administrators to configure and update firmware, monitor device usage, troubleshoot, and gain understanding of user behavior. It sells its products through value-added resellers, integrators, direct marketing resellers, service providers, direct and indirect resellers, network and systems integrators, enterprise distributors, wireless carriers, and mass merchants, as well as through both traditional and online retailers, and e-commerce channels under the Poly, Plantronics, and Polycom brands. The company was incorporated in 1961 and is headquartered in Santa Cruz, California.