Skip to main content
ALGMAllegro MicroSystems, Inc.Sell5.1·$59.10+6.64%
ALGM · Why this verdict

Why Allegro MicroSystems (ALGM) is rated SELL

Updated

Model-generated analysis — not investment advice. Not a registered investment advisor. Past performance does not guarantee future results.

Show full disclosure ▾

About TrendMatrix. TrendMatrix is a publisher of general securities research and market commentary. We publish on a regular schedule. All content is the same for every subscriber in a tier — we do not provide personalized investment advice and we do not take into account any individual subscriber's financial situation, investment objectives, risk tolerance, tax situation, or holdings.

Not investment advice. TrendMatrix is not a registered investment adviser. Our content is for informational and educational purposes only. Consult your own licensed investment adviser, broker, or tax professional before making any investment decision.

Conflicts and positions. The TrendMatrix editorial team frequently holds personal long-term positions in securities discussed. We disclose positions held at the time of publication on each piece. We maintain a trading-window policy: we do not initiate or close positions in the same direction as a TrendMatrix publication within 24 hours before or 72 hours after publication.

No paid promotion. TrendMatrix does not accept payment from any issuer, broker, or third party in exchange for coverage of any security. Our sole compensation is subscription revenue.

No fiduciary duty. No fiduciary, advisory, or agency relationship is created between you and TrendMatrix by reading our content or subscribing to our service.

Performance. Past performance is not indicative of future results. Performance figures reflect the published model only and do not reflect any individual subscriber's actual results.

Methodology · Editorial policy & full disclaimer

VerdictSELL
Overall score5.1/10
ConfidenceMEDIUM
MacroNEUTRAL
TrendMatrix Research · core thesis

Engine thesis — one sentence

Allegro MicroSystems has posted 26% year-over-year revenue growth with a 9 out of 9 Piotroski financial health score, but the stock has climbed above the analyst consensus price target, leaving no upside buffer and a negative reward-to-risk ratio; concentrated exposure to automotive OEM customers (70.6% of revenues) and high short interest at 12% against 131% implied volatility create a setup that warrants avoiding new entry until a positive reward-to-risk spread re-opens.

Falsifiable statement — pillar-level invalidators below. Engine-derived; not personalized advice.

Thesis pillars

Revenue has expanded 26% year-over-year, and the company scores a near-perfect 9 out of 9 on the Piotroski financial health index, signaling broad-based balance-sheet strength across profitability, leverage, and operating efficiency dimensions.

Stable
Growth breakdown
Expectation
Revenue growth should remain above 15% year-over-year for two consecutive quarters, and the Piotroski score should stay at 8 or above over the next 12 months.

CounterGrowth is concentrated in automotive OEM supply chain customers, which represent 70.6% of revenues; any production slowdown or inventory correction within that customer base could rapidly compress the headline growth figure.

Approximately 70.6% of revenues derive from automotive OEM supply chain customers, concentrating the business in a single end market where demand cycles, production schedules, and inventory decisions are largely beyond management's control.

Stable
Bear case
Expectation
If diversification proceeds, non-automotive revenue should grow to represent more than 35% of total revenue within 12 months.

CounterAutomotive electrification is a multi-year shift that continues to increase semiconductor content per vehicle, which could sustain elevated demand even during a normal auto-cycle pause.

The stock is currently trading above the analyst consensus price target, producing a negative reward-to-risk ratio; with no upside headroom remaining from the current price of $55, the geometric setup does not support new entry.

Stable
Price targets
Expectation
If analysts upgrade their targets, the consensus price target should rise above $61 — restoring more than 10% upside — before the entry setup becomes constructive.

CounterHigh-growth semiconductor stocks frequently trade through consensus targets on momentum; a strong earnings print could prompt immediate analyst upgrades that close the gap between the stock and a higher target level.

Short interest at 12% of float combined with implied volatility of 131% indicates significant institutional skepticism; these conditions create a risk of sharp, disorderly moves in either direction around any catalyst.

Stable
Risk breakdown
Expectation
If the bear thesis weakens, short interest should fall below 6% of float as shorts cover into improving fundamentals over the next 12 months.

CounterElevated short interest can rapidly become a tailwind if earnings beat expectations, as forced covering accelerates price appreciation beyond what fundamentals alone would support.

Per-dimension breakdown

Value

4.1/10data confidence 67%
ComponentSub-score
P/S2.3
Fwd P/E2.9
PEG10.0
Analyst target3.0
  • Forward P/E: 37.6x
  • PEG: 0.02

Quality

4.7/10data confidence 100%
ComponentSub-score
ROE0.0
ROA1.1
Gross margin5.3
Op margin4.2
Net margin0.0
Current ratio9.5
FCF quality6.0
Moat5.8
Piotroski F10.0
  • FCF-positive but moderate margins (FCF margin 17%, FCF yield 1.5%)
  • Strong Piotroski F-Score: 9/9

Growth

9.0/10data confidence 33%
ComponentSub-score
Rev growth9.0
  • Strong growth: 26% YoY

Momentum

5.1/10data confidence 100%
ComponentSub-score
RSI5.5
MACD10.0
OBV1.0
MA position9.0
Volume0.0
  • Volume distribution (falling OBV)
  • Above 200-day MA

Sentiment

5.6/10data confidence 100%
ComponentSub-score
LLM sentiment4.0
Analyst rating8.3
Price target4.1

Insider

3.8/10data confidence 75%
ComponentSub-score
materiality4.5
insider conviction2.0
holder change5.0
  • Modest insider selling — $3,419,563 (0.033% of mkt cap)

Peer rank

3.1/10data confidence 80%
ComponentSub-score
value rank4.7
quality rank2.0
growth rank5.7

Technical

3.7/10data confidence 100%
ComponentSub-score
bollinger1.1
support resistance1.2
52w position9.3
gap3.0
  • Extreme gap up (5.4%) - may pull back

Risk (lower is worse)

3.7/10data confidence 100%
ComponentSub-score
short interest4.0
days to cover6.3
volatility0.0
put call4.3
implied vol0.0
max pain risk3.0
beta3.4
debt equity8.7
  • High IV: 87%
  • Above max pain $25
  • Concentration risks: 1 HIGH, 2 MED (10-K Item 1A — sized via position_sizing, validated via buy_confidence)

Catalyst

6.6/10data confidence 100%
ComponentSub-score
erm5.0
earnings history10.0
earnings timing5.0
surprise avg5.0
news activity8.0

How the verdict was assembled

Engine trigger

Multiple concerning factors. Consider reducing position.

Engine technical detail
verdict_path: L4:PATH_F_SELL
Passed (6)
  • MOMENTUM:5.1>=4.5
  • INSIDER:OK
  • NEWS_EVENTS:NONE_RECENT
  • EARNINGS_PROXIMITY:35d clear
  • SEMI_CYCLE_PEAK:CLEAR
  • MATERIALS_CYCLE_PEAK:CLEAR
Failed (1)
  • ASYMMETRY:-1.2=NEGATIVE
Warning (2)
  • MOMENTUM:5.1<5.5 (soft — BUY_NOW allowed but watch)
  • 8K_CSUITE_CHANGE:5.02 (officer departure/appointment)
Reward-to-Risk
-1.23
Upside
-18.4%
Downside
15.0%
Sizing output
AVOID

SetupBREAKOUT Golden cross, above all MAs, RSI 57, MACD bullish

EdgeNO_EDGE No clear edge identified

SuitabilityAGGRESSIVE Beta 1.98>1.3

Investment implication

The F-path SELL output reflects an overall score of 5.1 below the 5.6 soft trigger — multiple weakening dimensions accumulated rather than a single hard-floor breach. The strongest dimension ( Growth at 9.0) was not enough to lift the adjusted overall above the threshold. Co-occurring failed gates ( ASYMMETRY:-1.2=NEGATIVE) reinforce the read. Current asymmetry R:R is -1.23 — supplementary context, not the trigger for this path.

The strongest dimensions are Growth at 9.0, Catalyst at 6.6, and Sentiment at 5.6; the weakest are Peer rank at 3.1, Risk (lower is worse) at 3.7, and Technical at 3.7. The V9 engine flagged 1 failed gate with 2 warnings, producing an asymmetric reward-to-risk of -1.23 and an engine sizing output of AVOID.

What would invalidate the thesis

Falsifying conditions — when triggered, the corresponding pillar's thesis is invalidated.

  • P1Revenue has expanded 26% year-over-year, and the company scores a near-perfect 9 out of 9 on the Piotroski financial health index, signaling broad-based balance-sheet strength across profitability, leverage, and operating efficiency dimensions.

    Trip ifRevenue growth falls below 15% year-over-year for 2 consecutive quarters.

  • P2The stock is currently trading above the analyst consensus price target, producing a negative reward-to-risk ratio; with no upside headroom remaining from the current price of $55, the geometric setup does not support new entry.

    Trip ifAnalyst consensus price target rises above $61, restoring more than 10% upside from the current price.

  • P3Approximately 70.6% of revenues derive from automotive OEM supply chain customers, concentrating the business in a single end market where demand cycles, production schedules, and inventory decisions are largely beyond management's control.

    Trip ifNon-automotive revenue grows above 35% of total revenue for 2 consecutive quarters.

  • P4Short interest at 12% of float combined with implied volatility of 131% indicates significant institutional skepticism; these conditions create a risk of sharp, disorderly moves in either direction around any catalyst.

    Trip ifShort interest falls below 6% of float.

Engine reasoning is mechanically derived from pipeline gate outputs. See decision view.

Home Stocks ALGM Why this verdict