Allegro MicroSystems (ALGM): Assessing Valuation After Recent Downturn in Share Price

Allegro MicroSystems (ALGM) shares have been under steady pressure lately, with the stock showing negative returns over the past week, month, and 3 months. Amid this decline, investors may be re-evaluating its long-term outlook and fundamentals.

See our latest analysis for Allegro MicroSystems.

Despite a sharp 13% drop in the share price over the past month and a roughly 29% decline this quarter, Allegro MicroSystems’ total shareholder return over the last year stands at nearly 22%. While recent momentum has faded, this long-term performance highlights the difference between short-term volatility and the bigger picture, where longer-term gains have outpaced the pullback in share price.

If Allegro’s recent swings have you considering broader opportunities, it might be the perfect moment to discover See the full list for free.

With shares trading well below analyst targets despite strong revenue and profit growth, the question for investors now is clear: does Allegro MicroSystems offer an undervalued opportunity, or is all its future potential already priced in?

Advertisement

Most Popular Narrative: 31.5% Undervalued

The consensus narrative pegs Allegro MicroSystems' fair value at $37.83 per share, well above its last closing price of $25.92. This notable gap drives speculation about the core forces supporting such a viewpoint.

The rollout of new products tailored for next-generation EV platforms (ASICs for xEV inverters, isolated gate drivers for silicon carbide power systems) is expanding Allegro's addressable market and deepening customer engagement. This is laying the groundwork for sustained revenue growth and potential gross margin uplift as content per application increases.

Read the complete narrative.

Want to find out why this narrative is so bullish? It all comes down to aggressive assumptions on multi-year growth, rising profit margins, and a striking profit multiple usually reserved for industry leaders. Curious how these bold projections stack up? The full narrative uncovers every crucial figure fueling this fair value.

Result: Fair Value of $37.83 (UNDERVALUED)

Have a read of the narrative in full and understand what's behind the forecasts.

However, rising competition in China and Allegro's reliance on the automotive sector could both limit revenue growth and put pressure on margins in the coming years.

Find out about the key risks to this Allegro MicroSystems narrative.

Another View: Market Multiples Tell a Different Story

While the analyst consensus points to Allegro MicroSystems being undervalued, a look at its price-to-sales ratio raises questions. The company trades at 6.3x sales, which is pricier than both industry peers at 5x and the US Semiconductor industry at 4.5x. The fair ratio is estimated at just 4.6x. This suggests there may be room for price correction if market sentiment shifts. Is the premium justified, or is there downside risk investors should watch?

See what the numbers say about this price — find out in our valuation breakdown.

NasdaqGS:ALGM PS Ratio as at Oct 2025
NasdaqGS:ALGM PS Ratio as at Oct 2025

Build Your Own Allegro MicroSystems Narrative

If you see the story a little differently or want to dive into the numbers on your own terms, it’s quick and easy to craft your personal view in just a few minutes. Do it your way

A great starting point for your Allegro MicroSystems research is our analysis highlighting 3 key rewards and 1 important warning sign that could impact your investment decision.

Looking for More Smart Investment Ideas?

Don’t miss your chance to uncover stocks with unique advantages and fresh market potential. Simply Wall Street’s screeners can help you act before the crowd does.

This article by Simply Wall St is general in nature. We provide commentary based on historical data and analyst forecasts only using an unbiased methodology and our articles are not intended to be financial advice. It does not constitute a recommendation to buy or sell any stock, and does not take account of your objectives, or your financial situation. We aim to bring you long-term focused analysis driven by fundamental data. Note that our analysis may not factor in the latest price-sensitive company announcements or qualitative material. Simply Wall St has no position in any stocks mentioned.

New: Manage All Your Stock Portfolios in One Place

We've created the ultimate portfolio companion for stock investors, and it's free.

• Connect an unlimited number of Portfolios and see your total in one currency
• Be alerted to new Warning Signs or Risks via email or mobile
• Track the Fair Value of your stocks

Try a Demo Portfolio for Free

Have feedback on this article? Concerned about the content? Get in touch with us directly. Alternatively, email editorial-team@simplywallst.com

M
mitchell_lawler
mitchell_lawler

Nasdaq will soon let you trade 23 hours a day. Buffett's advice was to barely trade at all.

810
s
sarah_c5otv

Discipline, Patience & Restraint will become a bigger and better edge now.

singhappily
singhappily

Great news for anyone who felt their regrets were insufficiently spread across the day.

Mitchell Lawler

What happens to energy stocks as the fix gets built?

What happens to energy stocks as the fix gets built? cover
Conflict around the Strait of Hormuz has led investors to oil and tankers. The trouble is, the antidote to the chokepoints is already being built, and it may not reward the same energy stocks.
74

About NasdaqGS:ALGM

Allegro MicroSystems

Designs, develops, manufactures, and markets sensor integrated circuits (ICs) and application-specific power ICs for sensing, motion control, and power management functions of complex electromechanical or power conversion systems.

High growth potential with excellent balance sheet.

Advertisement

Weekly Picks

CL
Clive_Thompson
Recommended Voice
UG logo
Clive_Thompson on Upside Gold ·

Upside Gold - New Technical Report Expected in Q1 2027 Could Re-Rate The Stock.

Fair Value:CA$1.552.7% undervalued
3 users have followed this narrative
0 users have commented on this narrative
0 users have liked this narrative
CO
composite32
Emerging Author
AROC logo
composite32 on Archrock ·

AI Needs Power. Power Needs Gas. Gas Needs Compression: The Archrock Investment Thesis

Fair Value:US$44.8829.7% undervalued
36 users have followed this narrative
2 users have commented on this narrative
3 users have liked this narrative
JO
John_Eric
Emerging Author
AEIS logo
John_Eric on Advanced Energy Industries ·

AEIS Is Firing on Every Cylinder. My Problem Is the Safety Factor.

Fair Value:US$567.8653.8% undervalued
22 users have followed this narrative
0 users have commented on this narrative
7 users have liked this narrative
IS
LRCX logo
isidrohg on Lam Research ·

The Memory Shortage Is Lam's Order Book — Whether It Persists Or Resolves

Fair Value:US$423.8532.0% undervalued
25 users have followed this narrative
0 users have commented on this narrative
7 users have liked this narrative

Updated Narratives

KA
MCB logo
KASHIF_RIAZ_ on MCB Bank ·

MCB Bank: high-quality income anchor — 9% yield, cheap earnings, modest upside

Fair Value:PK₨45011.5% undervalued
1 users have followed this narrative
0 users have commented on this narrative
0 users have liked this narrative
EP
TUF logo
Epstein_Research on Honey Badger Silver ·

Honey Badger Silver Delivers strong PEA, market likes it!

Fair Value:CA$260.0% undervalued
1 users have followed this narrative
0 users have commented on this narrative
0 users have liked this narrative
KA
SLM logo
KASHIF_RIAZ_ on Service Long March Tyres ·

SLM: Pakistan's radial-tyre import-substitution play, fairly valued near listing price

Fair Value:PK₨258.8% undervalued
1 users have followed this narrative
0 users have commented on this narrative
0 users have liked this narrative

Popular Narratives

AN
AnalystConsensusTarget
NVDA logo
AnalystConsensusTarget on NVIDIA ·

NVDA: Expanding AI Demand Will Drive Major Data Center Investments Through 2026

Fair Value:US$302.8326.6% undervalued
1488 users have followed this narrative
8 users have commented on this narrative
35 users have liked this narrative
AN
AnalystConsensusTarget
GOOGL logo
AnalystConsensusTarget on Alphabet ·

GOOGL: AI Platform Expansion And Cloud Demand Will Support Durable Performance Amid Competitive Pressures

Fair Value:US$427.8918.3% undervalued
1648 users have followed this narrative
0 users have commented on this narrative
19 users have liked this narrative
AN
AnalystConsensusTarget
AMZN logo
AnalystConsensusTarget on Amazon.com ·

AMZN: Acceleration In Cloud And AI Will Drive Margin Expansion Ahead

Fair Value:US$32722.4% undervalued
1662 users have followed this narrative
1 users have commented on this narrative
16 users have liked this narrative