Compare Stocks: MKSI, AEIS, AMAT, and AMKR

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
AEIS Advanced Energy Industries	$296.38 +2.4%	$319.84	$128.40 ▼ $397.44	$11.01B	1.29	690,983 shs	1.12 million shs
AMAT Applied Materials	$518.21 +2.1%	$552.58	$154.46 ▼ $739.67	$403.07B	1.61	8.46 million shs	5.96 million shs
AMKR Amkor Technology	$50.84 +1.9%	$71.37	$21.87 ▼ $96.68	$12.39B	2.25	6.29 million shs	5.80 million shs
MKSI MKS	$309.98 +4.2%	$349.39	$88.49 ▼ $447.62	$20.09B	1.98	1.35 million shs	1.40 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
AEIS Advanced Energy Industries	+2.37%	+1.52%	-4.78%	-14.25%	+119.13%
AMAT Applied Materials	+2.08%	+0.26%	-14.07%	+26.14%	+187.91%
AMKR Amkor Technology	+1.95%	-16.26%	-27.01%	-33.72%	+133.75%
MKSI MKS	+4.21%	-1.81%	-15.20%	+7.76%	+234.21%

Compare Price & Volume

Company	Current Price	50-Day Moving Average	52-Week Range	Market Cap	Beta	Avg. Volume	Today's Volume
AEIS Advanced Energy Industries	$296.38 +2.4%	$319.84	$128.40 ▼ $397.44	$11.01B	1.29	690,983 shs	1.12 million shs
AMAT Applied Materials	$518.21 +2.1%	$552.58	$154.46 ▼ $739.67	$403.07B	1.61	8.46 million shs	5.96 million shs
AMKR Amkor Technology	$50.84 +1.9%	$71.37	$21.87 ▼ $96.68	$12.39B	2.25	6.29 million shs	5.80 million shs
MKSI MKS	$309.98 +4.2%	$349.39	$88.49 ▼ $447.62	$20.09B	1.98	1.35 million shs	1.40 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
AEIS Advanced Energy Industries	+2.37%	+1.52%	-4.78%	-14.25%	+119.13%
AMAT Applied Materials	+2.08%	+0.26%	-14.07%	+26.14%	+187.91%
AMKR Amkor Technology	+1.95%	-16.26%	-27.01%	-33.72%	+133.75%
MKSI MKS	+4.21%	-1.81%	-15.20%	+7.76%	+234.21%

Compare Analyst Forecasts

Company	Consensus Rating Score	Consensus Rating	Consensus Price Target	% Upside from Current Price
AEIS Advanced Energy Industries	2.93	Moderate Buy	$404.25	36.40% Upside
AMAT Applied Materials	2.85	Moderate Buy	$603.23	16.41% Upside
AMKR Amkor Technology	2.64	Moderate Buy	$68.13	34.00% Upside
MKSI MKS	2.81	Moderate Buy	$383.57	23.74% Upside

Current Analyst Ratings Breakdown

Latest MKSI, AEIS, AMAT, and AMKR Analyst Ratings

Date	Company	Brokerage	Action	Rating	Price Target
8/3/2026	AMAT Applied Materials	Citigroup Subscribe to MarketBeat All Access for the firm's recommendation accuracy rating	Reiterated Rating	Buy
8/3/2026	AMAT Applied Materials	The Goldman Sachs Group Subscribe to MarketBeat All Access for the firm's recommendation accuracy rating	Reiterated Rating	Buy	$645.00
8/3/2026	MKSI MKS	Cantor Fitzgerald Subscribe to MarketBeat All Access for the firm's recommendation accuracy rating	Reiterated Rating	Overweight	$600.00
7/31/2026	AMKR Amkor Technology	Weiss Ratings Subscribe to MarketBeat All Access for the firm's recommendation accuracy rating	Upgrade	Hold (C) ➝ Hold (C+)
7/31/2026	MKSI MKS	Deutsche Bank Aktiengesellschaft Subscribe to MarketBeat All Access for the firm's recommendation accuracy rating	Set Price Target		$360.00
7/30/2026	AEIS Advanced Energy Industries	Zacks Research Subscribe to MarketBeat All Access for the firm's recommendation accuracy rating	Upgrade	Hold ➝ Strong-Buy
7/28/2026	AMKR Amkor Technology	Morgan Stanley Subscribe to MarketBeat All Access for the firm's recommendation accuracy rating	Boost Price Target	Equal Weight	$69.00 ➝ $70.00
7/28/2026	AMKR Amkor Technology	B. Riley Financial Subscribe to MarketBeat All Access for the firm's recommendation accuracy rating	Lower Price Target	Neutral	$75.00 ➝ $65.00
7/28/2026	AMKR Amkor Technology	Needham & Company LLC Subscribe to MarketBeat All Access for the firm's recommendation accuracy rating	Reiterated Rating	Buy	$90.00
7/27/2026	AMAT Applied Materials	HSBC Subscribe to MarketBeat All Access for the firm's recommendation accuracy rating	Reiterated Rating	Buy	$683.00
7/24/2026	MKSI MKS	Citigroup Subscribe to MarketBeat All Access for the firm's recommendation accuracy rating	Boost Price Target	Buy	$355.00 ➝ $425.00

(Data available from 8/4/2023 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
AEIS Advanced Energy Industries	$1.80B	6.27	$7.22 per share	41.04	$36.10 per share	8.21
AMAT Applied Materials	$28.37B	14.50	$10.30 per share	50.29	$25.63 per share	20.22
AMKR Amkor Technology	$6.71B	1.88	$4.21 per share	12.09	$18.23 per share	2.79
MKSI MKS	$3.93B	5.33	$14.01 per share	22.13	$40.48 per share	7.66

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
AEIS Advanced Energy Industries	$148.40M	$4.75	62.40	29.61	1.22	10.00%	17.99%	9.60%	N/A
AMAT Applied Materials	$7.00B	$10.65	48.66	31.93	1.29	29.31%	36.97%	21.30%	8/13/2026 (Estimated)
AMKR Amkor Technology	$373.89M	$2.23	22.80	18.62	N/A	7.45%	12.27%	6.47%	N/A
MKSI MKS	$295M	$4.78	64.85	19.88	0.84	8.06%	21.49%	6.54%	8/5/2026 (Estimated)

Latest MKSI, AEIS, AMAT, and AMKR Earnings

Date	Quarter	Company	Consensus Estimate	Reported EPS	Beat/Miss	Gap EPS	Revenue Estimate	Actual Revenue
8/13/2026	Q3 2026	AMAT Applied Materials	$3.39	N/A	N/A	N/A	$8.99 billion	N/A
8/5/2026	Q2 2026	MKSI MKS	$2.91	N/A	N/A	N/A	$1.20 billion	N/A
8/3/2026	Q2 2026	AEIS Advanced Energy Industries	$2.21	$2.74	+$0.53	$1.28	$544.42 million	$574.10 million
7/27/2026	Q2 2026	AMKR Amkor Technology	$0.47	$0.70	+$0.23	$0.70	$1.81 billion	$1.90 billion
5/14/2026	Q2 2026	AMAT Applied Materials	$2.68	$2.86	+$0.18	$3.51	$7.68 billion	$7.91 billion
5/6/2026	Q1 2026	MKSI MKS	$2.00	$2.30	+$0.30	$1.18	$1.05 billion	$1.08 billion
5/4/2026	Q1 2026	AEIS Advanced Energy Industries	$1.97	$2.09	+$0.12	$1.58	$505.81 million	$511.00 million

Compare Dividends

Company	Annual Payout	Dividend Yield	5-Year Annualized Dividend Growth	Payout Ratio	Years of Consecutive Growth
AEIS Advanced Energy Industries	$0.40	0.13%	N/A	8.42%	N/A
AMAT Applied Materials	$2.12	0.41%	+14.87%	19.91%	8 Years
AMKR Amkor Technology	$0.33	0.65%	+52.51%	14.80%	4 Years
MKSI MKS	$1.00	0.32%	+1.92%	20.92%	N/A

Latest MKSI, AEIS, AMAT, and AMKR Dividends

Announcement	Company	Period	Amount	Yield	Ex-Dividend Date	Record Date	Payable Date
6/9/2026	AMAT Applied Materials	quarterly	$0.53	0.42%	8/20/2026	8/20/2026	9/10/2026
5/13/2026	AMKR Amkor Technology	quarterly	$0.0835	0.44%	6/3/2026	6/3/2026	6/23/2026
5/11/2026	MKSI MKS	quarterly	$0.25	0.3%	6/3/2026	6/3/2026	6/12/2026
5/4/2026	AEIS Advanced Energy Industries	quarterly	$0.10	0.12%	5/22/2026	5/25/2026	6/5/2026

(Data available from 1/1/2013 forward)

Compare Debt

Company	Debt-to-Equity Ratio	Current Ratio	Quick Ratio
AEIS Advanced Energy Industries	N/A	1.59	1.13
AMAT Applied Materials	0.22	2.51	1.80
AMKR Amkor Technology	0.50	2.17	1.91
MKSI MKS	0.94	1.11	0.70

Compare Ownership

Institutional Ownership

Company	Institutional Ownership
AEIS Advanced Energy Industries	99.67%
AMAT Applied Materials	80.56%
AMKR Amkor Technology	42.76%
MKSI MKS	99.79%

Insider Ownership

Company	Insider Ownership
AEIS Advanced Energy Industries	1.30%
AMAT Applied Materials	0.30%
AMKR Amkor Technology	26.40%
MKSI MKS	0.57%

Compare Miscellaneous Stats

Company	Employees	Shares Outstanding	Free Float	Optionable
AEIS Advanced Energy Industries	13,000	38.03 million	37.54 million	Optionable
AMAT Applied Materials	36,500	793.96 million	791.58 million	Optionable
AMKR Amkor Technology	30,800	248.45 million	182.86 million	Optionable
MKSI MKS	10,300	67.54 million	67.16 million	Optionable

MKSI, AEIS, AMAT, and AMKR Headlines

Recent News About These Companies

MKSI Gears Up to Report Q2 Earnings: What's in Store for the Stock?

August 3 at 2:16 PM | zacks.com

MKS (NASDAQ:MKSI) Receives Overweight Rating from Cantor Fitzgerald

August 3 at 8:47 AM | marketbeat.com

Segall Bryant & Hamill LLC Takes $9.06 Million Position in MKS Inc. $MKSI

August 3 at 5:27 AM | marketbeat.com

California State Teachers Retirement System Increases Holdings in MKS Inc. $MKSI

August 3 at 3:27 AM | marketbeat.com

MKS (MKSI) Stock Looks Pricey With Fair Value Already Passed

August 2 at 4:14 PM | uk.finance.yahoo.com

MKS (MKSI) Could Be 27% Undervalued As AI Board Demand Lifts Interest

August 2 at 6:14 AM | uk.finance.yahoo.com

Is Rising AI Wafer Fab Demand Quietly Reshaping MKS’ (MKSI) Long-Term Competitive Moat?

August 1 at 5:35 PM | finance.yahoo.com

Hsbc Holdings PLC Reduces Stock Position in MKS Inc. $MKSI

August 1 at 5:03 AM | marketbeat.com

Why MKS Inc. (MKSI) Stock Is Up Today

July 31, 2026 | quiverquant.comQ

MKS (MKSI) Surges 13.9%: Is This an Indication of Further Gains?

July 31, 2026 | zacks.com

MKS (MKSI): A Mission Critical Semiconductor Supplier Behind Next Gen Chip Making

July 31, 2026 | insidermonkey.com

Madison Mid Cap Fund Q2 2026 Portfolio Activity

July 31, 2026 | seekingalpha.com

MKS (NASDAQ:MKSI) Shares Gap Up - Still a Buy?

July 30, 2026 | marketbeat.com

Renaissance Technologies LLC Takes $23.81 Million Position in MKS Inc. $MKSI

July 30, 2026 | marketbeat.com

Edgestream Partners L.P. Sells 16,180 Shares of MKS Inc. $MKSI

July 30, 2026 | marketbeat.com

Anson Funds Management LP Makes New $3.79 Million Investment in MKS Inc. $MKSI

July 30, 2026 | marketbeat.com

MKS Inc (MKSI) Stock Down 9.7% but Still Overvalued -- GF Score: 67/100

July 29, 2026 | gurufocus.com

MKS (MKSI) Reports Next Week: Wall Street Expects Earnings Growth

July 29, 2026 | zacks.com

MKS (MKSI) to Post Earnings on Wednesday

July 29, 2026 | marketbeat.com

MKS Inc. $MKSI Holdings Boosted by Quantinno Capital Management LP

July 29, 2026 | marketbeat.com

Maverick Capital Ltd. Purchases New Holdings in MKS Inc. $MKSI

July 28, 2026 | marketbeat.com

New MarketBeat Followers Over Time

Media Sentiment Over Time

Top Headlines

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MKSI, AEIS, AMAT, and AMKR Company Descriptions

Advanced Energy Industries NASDAQ:AEIS

$296.38 +6.86 (+2.37%)

Closing price 08/3/2026 04:00 PM Eastern

Extended Trading

$325.66 +29.28 (+9.88%)

As of 04:00 AM Eastern

Advanced Energy Industries, Inc. provides precision power conversion, measurement, and control solutions in the United States and internationally. The company's plasma power products offer solutions to enable innovation for semiconductor and thin film plasma processes, such as dry etch and deposition. It also provides high and low voltage power products used in a range of applications, such as semiconductor equipment, industrial production, medical and life science equipment, data centers computing, networking, and telecommunications. In addition, the company supplies sensing, controls, and instrumentation products for advanced measurement and calibration of power and temperature. Further, the company provides calibration, conversions, upgrades, and refurbishments and used equipment to companies, as well as repair services. Further, it offers warranty and after-market repair services. It offers its products through a direct sales force, independent sales representatives, channel partners, and distributors. Advanced Energy Industries, Inc. was incorporated in 1981 and is headquartered in Denver, Colorado.

Applied Materials NASDAQ:AMAT

$518.21 +10.54 (+2.08%)

Closing price 08/3/2026 04:00 PM Eastern

Extended Trading

$524.65 +6.44 (+1.24%)

As of 04:00 AM Eastern

Applied Materials, Inc. engages in the provision of manufacturing equipment, services, and software to the semiconductor, display, and related industries. The company operates through three segments: Semiconductor Systems, Applied Global Services, and Display and Adjacent Markets. The Semiconductor Systems segment develops, manufactures, and sells various manufacturing equipment that is used to fabricate semiconductor chips or integrated circuits. This segment also offers various technologies, including epitaxy, ion implantation, oxidation/nitridation, rapid thermal processing, physical vapor deposition, chemical vapor deposition, chemical mechanical planarization, electrochemical deposition, atomic layer deposition, etching, and selective deposition and removal, as well as metrology and inspection tools. The Applied Global Services segment provides integrated solutions to optimize equipment and fab performance and productivity comprising spares, upgrades, services, remanufactured earlier generation equipment, and factory automation software for semiconductor, display, and other products. The Display and Adjacent Markets segment offers products for manufacturing liquid crystal displays; organic light-emitting diodes; and other display technologies for TVs, monitors, laptops, personal computers, electronic tablets, smart phones, and other consumer-oriented devices. It operates in the United States, China, Korea, Taiwan, Japan, Southeast Asia, and Europe. The company was incorporated in 1967 and is headquartered in Santa Clara, California.

Amkor Technology NASDAQ:AMKR

$50.84 +0.97 (+1.95%)

Closing price 08/3/2026 04:00 PM Eastern

Extended Trading

$51.95 +1.11 (+2.19%)

As of 04:00 AM Eastern

Amkor Technology, Inc. provides outsourced semiconductor packaging and test services in the United States, Japan, Europe, the Middle East, Africa, and the Asia Pacific. It offers turnkey packaging and test services, including semiconductor wafer bump, wafer probe, wafer back-grind, package design, packaging, system-level and final test, and drop shipment services; flip chip scale package products for smartphones, tablets, and other mobile consumer electronic devices; flip chip stacked chip scale packages that are used to stack memory digital baseband, and as applications processors in mobile devices; flip-chip ball grid array packages for various networking, storage, computing, automotive, and consumer applications; and memory products for system memory or platform data storage. The company also provides wafer-level CSP packages for power management, transceivers, sensors, wireless charging, codecs, radar, and specialty silicon; wafer-level fan-out packages used in power management, transceivers, radar, and specialty silicon; silicon wafer integrated fan-out technology that replaces a laminate substrate with a thinner structure; leadframe packages for electronic devices and mixed-signal applications; and substrate-based wirebond packages used to connect a die to a substrate. In addition, it offers micro-electro-mechanical systems packages that are miniaturized mechanical and electromechanical devices; and advanced system-in-package modules used in radio frequency and front end modules, basebands, connectivity, fingerprint sensors, display and touch screen drivers, sensors and MEMS, and NAND memory and solid-state drives. Further, the company provides wafer, package, and system level test services, as well as burn-in test and test development services. It serves integrated device manufacturers, fabless semiconductor companies, original equipment manufacturers, and contract foundries. The company was founded in 1968 and is headquartered in Tempe, Arizona.

MKS NASDAQ:MKSI

$309.98 +12.53 (+4.21%)

Closing price 08/3/2026 04:00 PM Eastern

Extended Trading

$312.51 +2.53 (+0.82%)

As of 04:00 AM Eastern

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.

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Compare Stocks

Comparative Price Performance Over Time

Compare Price & Volume

Compare Price Performance

Compare Price & Volume

Compare Price Performance

Compare Analyst Forecasts

Current Analyst Ratings Breakdown

Latest MKSI, AEIS, AMAT, and AMKR Analyst Ratings

Compare Sales & Book Value

Compare Profitability & Earnings

Latest MKSI, AEIS, AMAT, and AMKR Earnings

Compare Dividends

Latest MKSI, AEIS, AMAT, and AMKR Dividends

Compare Debt

Compare Ownership

Institutional Ownership

Insider Ownership

Compare Miscellaneous Stats

MKSI, AEIS, AMAT, and AMKR Headlines

Recent News About These Companies

New MarketBeat Followers Over Time

Media Sentiment Over Time

Top Headlines

MKSI, AEIS, AMAT, and AMKR Company Descriptions

Advanced Energy Industries NASDAQ:AEIS

Applied Materials NASDAQ:AMAT

Amkor Technology NASDAQ:AMKR

MKS NASDAQ:MKSI

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