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CompanyCurrent Price50-Day Moving Average52-Week RangeMarket CapBetaAvg. VolumeToday's Volume
Axcelis Technologies, Inc. stock logo
ACLS
Axcelis Technologies
$56.46
+0.2%
$52.26
$40.40
$158.61
$1.81B1.52651,810 shs472,292 shs
Amkor Technology, Inc. stock logo
AMKR
Amkor Technology
$18.11
+0.5%
$17.64
$14.03
$44.86
$4.47B1.861.85 million shs1.76 million shs
MKS Instruments, Inc. stock logo
MKSI
MKS Instruments
$82.49
+0.4%
$75.91
$54.84
$147.40
$5.56B1.81.05 million shs726,933 shs
Onto Innovation Inc. stock logo
ONTO
Onto Innovation
$92.72
+0.9%
$111.60
$85.88
$238.93
$4.53B1.55936,408 shs744,847 shs
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Compare Price Performance

Company1-Day Performance7-Day Performance30-Day Performance90-Day Performance1-Year Performance
Axcelis Technologies, Inc. stock logo
ACLS
Axcelis Technologies
+0.48%-3.19%+7.95%+0.28%-49.81%
Amkor Technology, Inc. stock logo
AMKR
Amkor Technology
+0.44%-0.88%-0.17%-11.23%-44.43%
MKS Instruments, Inc. stock logo
MKSI
MKS Instruments
+1.39%-1.59%+8.78%-3.55%-34.84%
Onto Innovation Inc. stock logo
ONTO
Onto Innovation
+0.80%+0.81%-26.93%-31.33%-57.21%
CompanyOverall ScoreAnalyst's OpinionShort Interest ScoreDividend StrengthESG ScoreNews and Social Media SentimentCompany OwnershipEarnings & Valuation
Axcelis Technologies, Inc. stock logo
ACLS
Axcelis Technologies
4.6592 of 5 stars
3.13.00.02.43.82.53.1
Amkor Technology, Inc. stock logo
AMKR
Amkor Technology
4.931 of 5 stars
4.22.02.52.63.12.53.1
MKS Instruments, Inc. stock logo
MKSI
MKS Instruments
4.8581 of 5 stars
3.52.02.52.93.22.53.1
Onto Innovation Inc. stock logo
ONTO
Onto Innovation
4.7889 of 5 stars
4.44.00.00.03.21.74.4
CompanyConsensus Rating ScoreConsensus RatingConsensus Price Target% Upside from Current Price
Axcelis Technologies, Inc. stock logo
ACLS
Axcelis Technologies
2.29
Hold$131.00132.02% Upside
Amkor Technology, Inc. stock logo
AMKR
Amkor Technology
2.33
Hold$28.0054.61% Upside
MKS Instruments, Inc. stock logo
MKSI
MKS Instruments
2.92
Moderate Buy$134.9263.56% Upside
Onto Innovation Inc. stock logo
ONTO
Onto Innovation
2.71
Moderate Buy$167.8681.03% Upside

Current Analyst Ratings Breakdown

Latest ACLS, MKSI, ONTO, and AMKR Analyst Ratings

DateCompanyBrokerageActionRatingPrice TargetDetails
5/23/2025
MKS Instruments, Inc. stock logo
MKSI
MKS Instruments
Morgan Stanley
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Boost Price TargetOverweight ➝ Overweight$93.00 ➝ $100.00
5/20/2025
MKS Instruments, Inc. stock logo
MKSI
MKS Instruments
Deutsche Bank Aktiengesellschaft
Subscribe to MarketBeat All Access for the recommendation accuracy rating
UpgradeHold ➝ Buy$110.00
5/20/2025
Onto Innovation Inc. stock logo
ONTO
Onto Innovation
Jefferies Financial Group
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Set Price TargetBuy ➝ Hold$135.00 ➝ $110.00
5/9/2025
MKS Instruments, Inc. stock logo
MKSI
MKS Instruments
Morgan Stanley
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Boost Price TargetOverweight ➝ Overweight$85.00 ➝ $93.00
5/9/2025
MKS Instruments, Inc. stock logo
MKSI
MKS Instruments
Needham & Company LLC
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Lower Price TargetBuy ➝ Buy$145.00 ➝ $140.00
5/9/2025
Onto Innovation Inc. stock logo
ONTO
Onto Innovation
Oppenheimer
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Lower Price TargetOutperform ➝ Outperform$150.00 ➝ $130.00
5/9/2025
Onto Innovation Inc. stock logo
ONTO
Onto Innovation
Benchmark
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Lower Price TargetBuy ➝ Buy$230.00 ➝ $190.00
5/9/2025
Onto Innovation Inc. stock logo
ONTO
Onto Innovation
Needham & Company LLC
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Lower Price TargetBuy ➝ Buy$230.00 ➝ $150.00
5/5/2025
Onto Innovation Inc. stock logo
ONTO
Onto Innovation
Cantor Fitzgerald
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Reiterated RatingOverweight ➝ Neutral$250.00 ➝ $135.00
4/29/2025
Amkor Technology, Inc. stock logo
AMKR
Amkor Technology
JPMorgan Chase & Co.
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Lower Price TargetOverweight ➝ Overweight$30.00 ➝ $25.00
4/29/2025
Amkor Technology, Inc. stock logo
AMKR
Amkor Technology
Morgan Stanley
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Lower Price TargetEqual Weight ➝ Equal Weight$24.00 ➝ $19.00
(Data available from 6/2/2022 forward. View 10+ years of historical ratings with our analyst ratings screener.)
CompanyAnnual RevenuePrice/SalesCashflowPrice/CashBook ValuePrice/Book
Axcelis Technologies, Inc. stock logo
ACLS
Axcelis Technologies
$958.06M1.89$5.97 per share9.46$31.16 per share1.81
Amkor Technology, Inc. stock logo
AMKR
Amkor Technology
$6.27B0.71$3.13 per share5.78$16.96 per share1.07
MKS Instruments, Inc. stock logo
MKSI
MKS Instruments
$3.65B1.52$9.34 per share8.83$34.50 per share2.39
Onto Innovation Inc. stock logo
ONTO
Onto Innovation
$1.03B4.42$3.53 per share26.25$38.99 per share2.38
CompanyNet IncomeEPSTrailing P/E RatioForward P/E RatioP/E GrowthNet MarginsReturn on Equity (ROE)Return on Assets (ROA)Next Earnings Date
Axcelis Technologies, Inc. stock logo
ACLS
Axcelis Technologies
$200.99M$5.469.1813.574.5219.75%21.02%15.22%7/30/2025 (Estimated)
Amkor Technology, Inc. stock logo
AMKR
Amkor Technology
$354.01M$1.2812.669.15N/A5.60%8.59%5.14%7/28/2025 (Estimated)
MKS Instruments, Inc. stock logo
MKSI
MKS Instruments
$190M$3.3529.469.581.025.30%18.94%5.02%8/6/2025 (Estimated)
Onto Innovation Inc. stock logo
ONTO
Onto Innovation
$201.67M$4.4222.8411.960.8920.43%14.24%13.01%8/14/2025 (Estimated)

Latest ACLS, MKSI, ONTO, and AMKR Earnings

DateQuarterCompanyConsensus EstimateReported EPSBeat/MissGap EPSRevenue EstimateActual RevenueDetails
5/8/2025Q1 2025
Onto Innovation Inc. stock logo
ONTO
Onto Innovation
$1.47$1.51+$0.04$1.30$267.03 million$267.00 million
5/7/2025Q1 2025
MKS Instruments, Inc. stock logo
MKSI
MKS Instruments
$1.42$1.71+$0.29$0.77$913.59 million$936.00 million
5/6/2025Q1 2025
Axcelis Technologies, Inc. stock logo
ACLS
Axcelis Technologies
$0.39$1.04+$0.65$0.88$184.86 million$192.56 million
4/28/2025Q1 2025
Amkor Technology, Inc. stock logo
AMKR
Amkor Technology
$0.09$0.09N/A$0.09$1.28 billion$1.32 billion
CompanyAnnual PayoutDividend Yield3-Year Dividend GrowthPayout RatioYears of Consecutive Growth
Axcelis Technologies, Inc. stock logo
ACLS
Axcelis Technologies
N/AN/AN/AN/AN/A
Amkor Technology, Inc. stock logo
AMKR
Amkor Technology
$0.331.82%+23.34%25.78%4 Years
MKS Instruments, Inc. stock logo
MKSI
MKS Instruments
$0.881.07%+0.77%26.27%N/A
Onto Innovation Inc. stock logo
ONTO
Onto Innovation
N/AN/AN/AN/AN/A

Latest ACLS, MKSI, ONTO, and AMKR Dividends

AnnouncementCompanyPeriodAmountYieldEx-Dividend DateRecord DatePayable Date
5/15/2025
Amkor Technology, Inc. stock logo
AMKR
Amkor Technology
quarterly$0.08271.7%6/5/20256/5/20256/25/2025
5/12/2025
MKS Instruments, Inc. stock logo
MKSI
MKS Instruments
quarterly$0.220.96%5/27/20255/27/20256/6/2025
(Data available from 1/1/2013 forward)
CompanyDebt-to-Equity RatioCurrent RatioQuick Ratio
Axcelis Technologies, Inc. stock logo
ACLS
Axcelis Technologies
0.04
5.41
4.05
Amkor Technology, Inc. stock logo
AMKR
Amkor Technology
0.22
2.11
1.90
MKS Instruments, Inc. stock logo
MKSI
MKS Instruments
1.93
3.19
2.04
Onto Innovation Inc. stock logo
ONTO
Onto Innovation
N/A
8.69
7.00

Institutional Ownership

CompanyInstitutional Ownership
Axcelis Technologies, Inc. stock logo
ACLS
Axcelis Technologies
89.98%
Amkor Technology, Inc. stock logo
AMKR
Amkor Technology
42.76%
MKS Instruments, Inc. stock logo
MKSI
MKS Instruments
99.79%
Onto Innovation Inc. stock logo
ONTO
Onto Innovation
98.35%

Insider Ownership

CompanyInsider Ownership
Axcelis Technologies, Inc. stock logo
ACLS
Axcelis Technologies
0.48%
Amkor Technology, Inc. stock logo
AMKR
Amkor Technology
26.90%
MKS Instruments, Inc. stock logo
MKSI
MKS Instruments
0.57%
Onto Innovation Inc. stock logo
ONTO
Onto Innovation
0.63%
CompanyEmployeesShares OutstandingFree FloatOptionable
Axcelis Technologies, Inc. stock logo
ACLS
Axcelis Technologies
1,39032.13 million32.14 millionOptionable
Amkor Technology, Inc. stock logo
AMKR
Amkor Technology
31,300247.06 million169.19 millionOptionable
MKS Instruments, Inc. stock logo
MKSI
MKS Instruments
6,40067.45 million66.99 millionOptionable
Onto Innovation Inc. stock logo
ONTO
Onto Innovation
1,64048.84 million49.04 millionOptionable

Recent News About These Companies

Onto Innovation Stock Price History

New MarketBeat Followers Over Time

Media Sentiment Over Time

Axcelis Technologies stock logo

Axcelis Technologies NASDAQ:ACLS

$56.46 +0.12 (+0.21%)
Closing price 06/2/2025 04:00 PM Eastern
Extended Trading
$58.10 +1.64 (+2.90%)
As of 06/2/2025 07:13 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.

Axcelis Technologies, Inc. designs, manufactures, and services ion implantation and other processing equipment used in the fabrication of semiconductor chips in the United States, Europe, and Asia Pacific. The company offers high energy, high current, and medium current implanters for various application requirements. It also provides aftermarket lifecycle products and services, including used tools, spare parts, equipment upgrades, maintenance services, and customer training. It sells its equipment and services to semiconductor chip manufacturers through its direct sales force. The company was founded in 1978 and is headquartered in Beverly, Massachusetts.

Amkor Technology stock logo

Amkor Technology NASDAQ:AMKR

$18.11 +0.09 (+0.50%)
Closing price 06/2/2025 04:00 PM Eastern
Extended Trading
$17.97 -0.14 (-0.77%)
As of 06/2/2025 07:25 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.

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 Instruments stock logo

MKS Instruments NASDAQ:MKSI

$82.49 +0.30 (+0.37%)
Closing price 06/2/2025 04:00 PM Eastern
Extended Trading
$82.48 -0.02 (-0.02%)
As of 06/2/2025 04:05 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.

Onto Innovation stock logo

Onto Innovation NYSE:ONTO

$92.72 +0.78 (+0.85%)
Closing price 06/2/2025 03:59 PM Eastern
Extended Trading
$92.73 +0.01 (+0.01%)
As of 06/2/2025 07:55 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.

Onto Innovation Inc. engages in the design, development, manufacture, and support of process control tools that performs optical metrology. The company offers lithography systems and process control analytical software. It also offers process and yield management solutions, and device packaging and test facilities through standalone systems for optical metrology, macro-defect inspection, packaging lithography, and transparent and opaque thin film measurements. In addition, the company provides process control software portfolio that includes solutions for standalone tools, groups of tools, and enterprise-or factory-wide suites. Further, it engages in systems software, spare parts, and other services, as well as offers software licensing services. The company's products are used in semiconductor and advanced packaging device manufacturers; silicon wafer; light emitting diode; vertical-cavity surface-emitting laser; micro-electromechanical system; CMOS image sensor; power device; analog device; RF filter; data storage; and various industrial and scientific applications. Onto Innovation Inc. was founded in 1940 and is headquartered in Wilmington, Massachusetts.