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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.

CompanyCurrent Price50-Day Moving Average52-Week RangeMarket CapBetaAvg. VolumeToday's Volume
Acacia Communications, Inc. stock logo
ACIA
Acacia Communications
$114.99
$114.96
$60.62
$115.00
$4.90B0.781.95 million shsN/A
AU Optronics Corp stock logo
AUOTY
AU Optronics
$4.90
-0.6%
$5.50
$3.99
$6.40
$3.80B0.4835,050 shs17,554 shs
Enphase Energy, Inc. stock logo
ENPH
Enphase Energy
$40.91
+3.2%
$43.24
$33.01
$130.08
$5.20B1.674.93 million shs12.42 million shs
Finisar Co. stock logo
FNSR
Finisar
$23.77
$23.77
$15.81
$25.14
$2.86B1.521.69 million shsN/A
Power Integrations, Inc. stock logo
POWI
Power Integrations
$57.58
+3.0%
$53.09
$40.78
$79.13
$3.15B1.31477,345 shs515,541 shs
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Compare Price Performance

Company1-Day Performance7-Day Performance30-Day Performance90-Day Performance1-Year Performance
Acacia Communications, Inc. stock logo
ACIA
Acacia Communications
0.00%0.00%0.00%0.00%0.00%
AU Optronics Corp stock logo
AUOTY
AU Optronics
-3.33%+2.71%-11.33%-2.38%-8.87%
Enphase Energy, Inc. stock logo
ENPH
Enphase Energy
-3.01%+14.73%-3.48%-36.45%-60.23%
Finisar Co. stock logo
FNSR
Finisar
0.00%0.00%0.00%0.00%0.00%
Power Integrations, Inc. stock logo
POWI
Power Integrations
+0.27%+1.88%+12.00%+9.09%-20.36%
CompanyOverall ScoreAnalyst's OpinionShort Interest ScoreDividend StrengthESG ScoreNews and Social Media SentimentCompany OwnershipEarnings & Valuation
Acacia Communications, Inc. stock logo
ACIA
Acacia Communications
N/AN/AN/AN/AN/AN/AN/AN/A
AU Optronics Corp stock logo
AUOTY
AU Optronics
0.178 of 5 stars
0.01.00.00.01.50.80.6
Enphase Energy, Inc. stock logo
ENPH
Enphase Energy
4.9396 of 5 stars
4.03.00.03.83.13.32.5
Finisar Co. stock logo
FNSR
Finisar
N/AN/AN/AN/AN/AN/AN/AN/A
Power Integrations, Inc. stock logo
POWI
Power Integrations
4.749 of 5 stars
3.44.03.33.01.60.81.9
CompanyConsensus Rating ScoreConsensus RatingConsensus Price Target% Upside from Current Price
Acacia Communications, Inc. stock logo
ACIA
Acacia Communications
0.00
N/AN/AN/A
AU Optronics Corp stock logo
AUOTY
AU Optronics
0.00
N/AN/AN/A
Enphase Energy, Inc. stock logo
ENPH
Enphase Energy
2.00
Hold$65.4459.95% Upside
Finisar Co. stock logo
FNSR
Finisar
0.00
N/AN/AN/A
Power Integrations, Inc. stock logo
POWI
Power Integrations
2.86
Moderate Buy$74.6729.67% Upside

Current Analyst Ratings Breakdown

Latest ACIA, FNSR, POWI, ENPH, and AUOTY Analyst Ratings

DateCompanyBrokerageActionRatingPrice TargetDetails
6/20/2025
Enphase Energy, Inc. stock logo
ENPH
Enphase Energy
Wells Fargo & Company
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Lower Price TargetOverweight ➝ Overweight$65.00 ➝ $42.00
6/18/2025
Enphase Energy, Inc. stock logo
ENPH
Enphase Energy
Royal Bank Of Canada
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Set Price TargetSector Perform ➝ Sector Perform$28.00
6/17/2025
Enphase Energy, Inc. stock logo
ENPH
Enphase Energy
KeyCorp
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Reiterated RatingSector Weight ➝ Underweight$31.00
6/5/2025
Enphase Energy, Inc. stock logo
ENPH
Enphase Energy
Citigroup
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Lower Price TargetSell ➝ Sell$47.00 ➝ $43.00
6/2/2025
Enphase Energy, Inc. stock logo
ENPH
Enphase Energy
Mizuho
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Set Price TargetOutperform ➝ Outperform$61.00 ➝ $53.00
5/13/2025
Enphase Energy, Inc. stock logo
ENPH
Enphase Energy
BNP Paribas
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DowngradeOutperform ➝ Underperform
5/13/2025
Enphase Energy, Inc. stock logo
ENPH
Enphase Energy
Barclays
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DowngradeOverweight ➝ Underweight$51.00 ➝ $40.00
5/13/2025
Enphase Energy, Inc. stock logo
ENPH
Enphase Energy
BNP Paribas Exane
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DowngradeNeutral ➝ Underperform$40.00
5/13/2025
Enphase Energy, Inc. stock logo
ENPH
Enphase Energy
BMO Capital Markets
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Reiterated RatingMarket Perform ➝ Underperform$46.00 ➝ $39.00
5/13/2025
Power Integrations, Inc. stock logo
POWI
Power Integrations
Stifel Nicolaus
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Boost Price TargetBuy ➝ Buy$70.00 ➝ $75.00
4/25/2025
Enphase Energy, Inc. stock logo
ENPH
Enphase Energy
Glj Research
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Lower Price TargetSell ➝ Sell$50.69 ➝ $31.11
(Data available from 7/1/2022 forward. View 10+ years of historical ratings with our analyst ratings screener.)
CompanyAnnual RevenuePrice/SalesCashflowPrice/CashBook ValuePrice/Book
Acacia Communications, Inc. stock logo
ACIA
Acacia Communications
$464.66M10.54$1.53 per share75.02$14.02 per share8.20
AU Optronics Corp stock logo
AUOTY
AU Optronics
$8.03B0.47N/AN/AN/A
Enphase Energy, Inc. stock logo
ENPH
Enphase Energy
$1.33B4.03$1.62 per share25.29$6.17 per share6.63
Finisar Co. stock logo
FNSR
Finisar
$1.28B2.23$1.62 per share14.65$13.44 per share1.77
Power Integrations, Inc. stock logo
POWI
Power Integrations
$418.97M7.74$1.20 per share48.05$13.19 per share4.37
CompanyNet IncomeEPSTrailing P/E RatioForward P/E RatioP/E GrowthNet MarginsReturn on Equity (ROE)Return on Assets (ROA)Next Earnings Date
Acacia Communications, Inc. stock logo
ACIA
Acacia Communications
$32.84M$1.1872.3244.06N/A12.56%11.85%9.53%N/A
AU Optronics Corp stock logo
AUOTY
AU Optronics
-$584.71M-$0.26N/AN/AN/AN/AN/AN/A7/1/2025 (Estimated)
Enphase Energy, Inc. stock logo
ENPH
Enphase Energy
$102.66M$1.0837.8815.21N/A10.43%21.43%5.80%7/22/2025 (Estimated)
Finisar Co. stock logo
FNSR
Finisar
-$53.22M$0.5940.2927.964.19-3.48%4.62%3.07%N/A
Power Integrations, Inc. stock logo
POWI
Power Integrations
$32.23M$0.6588.5940.842.298.56%5.12%4.64%8/5/2025 (Estimated)

Latest ACIA, FNSR, POWI, ENPH, and AUOTY Earnings

DateQuarterCompanyConsensus EstimateReported EPSBeat/MissGap EPSRevenue EstimateActual RevenueDetails
7/22/2025Q2 2025
Enphase Energy, Inc. stock logo
ENPH
Enphase Energy
$0.62N/AN/AN/A$359.14 millionN/A
5/12/2025Q1 2025
Power Integrations, Inc. stock logo
POWI
Power Integrations
$0.28$0.31+$0.03$0.15$105.44 million$105.53 million
CompanyAnnual PayoutDividend Yield3-Year Dividend GrowthPayout RatioYears of Consecutive Growth
Acacia Communications, Inc. stock logo
ACIA
Acacia Communications
N/AN/AN/AN/AN/A
AU Optronics Corp stock logo
AUOTY
AU Optronics
N/AN/AN/AN/AN/A
Enphase Energy, Inc. stock logo
ENPH
Enphase Energy
N/AN/AN/AN/AN/A
Finisar Co. stock logo
FNSR
Finisar
N/AN/AN/AN/AN/A
Power Integrations, Inc. stock logo
POWI
Power Integrations
$0.841.46%N/A129.23%12 Years

Latest ACIA, FNSR, POWI, ENPH, and AUOTY Dividends

AnnouncementCompanyPeriodAmountYieldEx-Dividend DateRecord DatePayable Date
5/30/2025
Power Integrations, Inc. stock logo
POWI
Power Integrations
quarterly$0.211.5%5/30/20255/30/20256/30/2025
(Data available from 1/1/2013 forward)
CompanyDebt-to-Equity RatioCurrent RatioQuick Ratio
Acacia Communications, Inc. stock logo
ACIA
Acacia Communications
N/A
4.56
4.31
AU Optronics Corp stock logo
AUOTY
AU Optronics
N/AN/AN/A
Enphase Energy, Inc. stock logo
ENPH
Enphase Energy
0.70
1.90
1.77
Finisar Co. stock logo
FNSR
Finisar
0.32
6.84
5.38
Power Integrations, Inc. stock logo
POWI
Power Integrations
N/A
9.10
6.02

Institutional Ownership

CompanyInstitutional Ownership
Acacia Communications, Inc. stock logo
ACIA
Acacia Communications
85.55%
AU Optronics Corp stock logo
AUOTY
AU Optronics
N/A
Enphase Energy, Inc. stock logo
ENPH
Enphase Energy
72.12%
Finisar Co. stock logo
FNSR
Finisar
99.65%
Power Integrations, Inc. stock logo
POWI
Power Integrations
N/A

Insider Ownership

CompanyInsider Ownership
Acacia Communications, Inc. stock logo
ACIA
Acacia Communications
9.30%
AU Optronics Corp stock logo
AUOTY
AU Optronics
16.00%
Enphase Energy, Inc. stock logo
ENPH
Enphase Energy
3.10%
Finisar Co. stock logo
FNSR
Finisar
1.11%
Power Integrations, Inc. stock logo
POWI
Power Integrations
1.40%
CompanyEmployeesShares OutstandingFree FloatOptionable
Acacia Communications, Inc. stock logo
ACIA
Acacia Communications
42942.61 millionN/AOptionable
AU Optronics Corp stock logo
AUOTY
AU Optronics
67,833769.94 million646.75 millionNot Optionable
Enphase Energy, Inc. stock logo
ENPH
Enphase Energy
2,781131.21 million127.14 millionOptionable
Finisar Co. stock logo
FNSR
Finisar
13,000120.11 millionN/AOptionable
Power Integrations, Inc. stock logo
POWI
Power Integrations
83056.29 million55.50 millionOptionable

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Acacia Communications stock logo

Acacia Communications NASDAQ:ACIA

Acacia Communications, Inc. develops, manufactures, and sells high-speed coherent optical interconnect products in the United States, China, Germany, Thailand, and internationally. The company offers embedded and pluggable module products consisting of optical interconnect modules with transmission speeds ranging from 100 to 1,200 gigabits per second for use in long-haul, metro, and inter-data center markets. It also provides semiconductor products, such as low-power coherent digital signal processor application-specific integrated circuits and silicon photonic integrated circuits that are integrated into embedded and pluggable modules. The company sells its products through a direct sales force to network equipment manufacturers, network operators, and cloud service providers. Acacia Communications, Inc. was founded in 2009 and is headquartered in Maynard, Massachusetts.

AU Optronics stock logo

AU Optronics OTCMKTS:AUOTY

$4.90 -0.03 (-0.61%)
As of 03:52 PM Eastern

AUO Corporation researches, develops, produces, and sells thin film transistor liquid crystal displays (TFT-LCDs) and other flat panel displays for various applications. It operates through two segments, Display and Energy. The company designs, manufactures, and sells ingots, solar wafers, and solar modules, as well as provides technical engineering and maintenance services for solar system projects. It also sells and leases content management system and related hardware; designs digital signage content and field curation solutions; plans, designs, and develops construction project for environmental protection and related project management; and designs, manufactures, and sells TFT-LCD modules, TV sets and related parts, backlight modules, automotive parts, and precision plastic parts. In addition, the company engages in the development, manufacturing, and sale of medical equipment; services related to site rental and educational activities; research and development, and IP related business; solar power generation; and sale and sales support of TFTLCD panels. Further, it designs, develops, and sells software and hardware for health care industry; provides software and hardware integration system and equipment relating to intelligent manufacturing, as well as software development and related consulting services; and investment services. It operates in the People's Republic of China, Taiwan, the United States, Japan, Singapore, and internationally. The company was formerly known as AU Optronics Corp. and changed its name to AUO Corporation in June 2022. AUO Corporation was founded in 1996 and is headquartered in Hsinchu City, Taiwan.

Enphase Energy stock logo

Enphase Energy NASDAQ:ENPH

$40.91 +1.26 (+3.18%)
Closing price 04:00 PM Eastern
Extended Trading
$40.92 +0.02 (+0.04%)
As of 07:59 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.

Enphase Energy, Inc., together with its subsidiaries, designs, develops, manufactures, and sells home energy solutions for the solar photovoltaic industry in the United States and internationally. The company offers semiconductor-based microinverter, which converts energy at the individual solar module level and combines with its proprietary networking and software technologies to provide energy monitoring and control. It also provides microinverter units and related accessories, an IQ gateway; IQ batteries; the cloud-based Enlighten monitoring service; storage solutions; and electric vehicle charging solutions, as well as design, proposal, permitting, and lead generation services. The company sells its solutions to solar distributors; and directly to large installers, original equipment manufacturers, strategic partners, and homeowners, as well as through its legacy product upgrade program or online store. Enphase Energy, Inc. was incorporated in 2006 and is headquartered in Fremont, California.

Finisar stock logo

Finisar NASDAQ:FNSR

Finisar Corporation provides components and subsystems to networking equipment manufacturers, data center operators, telecom service providers, consumer electronics, and automotive companies in the United States, China, Malaysia, and internationally. The company's optical subsystems primarily include transmitters, receivers, transceivers, transponders, and active optical cables, which provide the fundamental optical-electrical or optoelectronic interface for interconnecting the electronic equipment used in wireline networks comprising switches, routers, and servers, as well as wireless networks, such as antennas and base stations. It also offers wavelength selective switches that are used to switch network traffic from one optical fiber to various other fibers without converting to an electronic signal. In addition, the company provides packaged laser, receivers, and photodetectors for data communication and telecommunication applications; and passive optical components for telecommunication applications. It markets its products through direct sales force, as well as distributors, manufacturers' representatives and resellers, and system integrators; and to the manufacturers of storage systems and telecommunication equipment, as well as to their contract manufacturers. Finisar Corporation was founded in 1987 and is headquartered in Sunnyvale, California.

Power Integrations stock logo

Power Integrations NASDAQ:POWI

$57.58 +1.68 (+3.01%)
Closing price 04:00 PM Eastern
Extended Trading
$57.50 -0.08 (-0.14%)
As of 05:08 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.

Power Integrations, Inc. designs, develops, manufactures, and markets analog and mixed-signal integrated circuits (ICs), and other electronic components and circuitry used in high-voltage power conversion worldwide. The company provides a range of alternating current to direct current power conversion products that address power supply ranging from less than one watt of output to approximately 500 watts of output for mobile-device chargers, consumer appliances, utility meters, LCD monitors, main and standby power supplies for desktop computers and TVs, LED lighting, and various other consumer and industrial applications, as well as power conversion in high-power applications comprising industrial motors, solar and wind-power systems, electric vehicles, and high-voltage DC transmission systems. It also offers high-voltage diodes; InnoSwitch IC for electric vehicles; high-voltage gate-driver products used to operate high-voltage switches, such as insulated-gate bipolar transistors and silicon-carbide MOSFETs under the SCALE and SCALE-2 product-family names; and SCALE-iDriver for use in powertrain and charging applications for electric vehicles. In addition, the company provides motor-driver ICs for use in refrigerator compressors, ceiling fans, and air purifiers, as well as pumps, fans, and blowers used in consumer appliances, such as dishwashers and laundry machines. It serves communications, computer, consumer, and industrial markets. The company sells its products to original equipment manufacturers and merchant power supply manufacturers through direct sales staff, as well as a network of independent sales representatives and distributors. Power Integrations, Inc. was incorporated in 1988 and is headquartered in San Jose, California.