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AMBAAmbarella, Inc.Sell5.7·$63.29-0.14%
SellModerate Confidence
Investment thesis

Ambarella shows 16% upside to the analyst-based price target with a 2.3-to-1 risk/reward ratio, but extreme single-distributor concentration at 70% of revenues and a business quality score below the minimum threshold create risks that outweigh the apparent setup attractiveness — existing positions warrant exit rather than addition.

Thesis pillars

  • Severe Customer ConcentrationDeteriorating
  • Quality Below Minimum ThresholdDeteriorating
  • Price Below Trend LineStable
  • +1 more pillar — see the Why tab for full reasoning

Full reasoning →

Open full analysis

Ambarella, Inc. (AMBA) Stock Analysis

Oversold Bounce setup

SellVALUE-TRAP 2/5GrowthModerate Confidence

Technology · Semiconductor Equipment & Materials

Sell if holding. Momentum 3.4/10 is below the 5.0 floor at $63.29 — engine's falling-knife protection flags exit rather than catching a breakdown. Specifics: Concentration risk — Customer: WT Microelectronics (70.0%); Concentration risk — Customer: top 10 end customers (67.0%).

Ambarella designs low-power AI SoCs for edge applications including security cameras, automotive ADAS, and robotics, targeting IoT and automotive end markets with its third-generation CVflow architecture on 4 nm and 5 nm process nodes. The company sells through ODMs and OEMs,... Read more

$63.29+23.6% A.UpsideScore 5.7/10#18 of 25 Semiconductor Equipment & Materials
QualityF-score8 / 9FCF yield
Stop $58.49Target $77.75(analyst − 13%)A.R:R 2.1:1
Analyst target$89.36+41.2%11 analysts
$77.75our TP
$63.29price
$89.36mean
$120

Sell if holding. Momentum 3.4/10 is below the 5.0 floor at $63.29 — engine's falling-knife protection flags exit rather than catching a breakdown. Specifics: Concentration risk — Customer: WT Microelectronics (70.0%); Concentration risk — Customer: top 10 end customers (67.0%). Chart setup: Oversold RSI 15, near Bollinger lower, volume surge. Score 5.7/10, moderate confidence.

Passes 6/7 gates (favorable risk/reward ratio, clean insider activity, no SEC red flags, earnings proximity 87d clear, semi cycle peak clear, materials cycle peak clear). Fails on weak momentum. Suitability: aggressive.

news + 30-day 8-K events · 5-min refresh

Recent developments

updated 2026-09-05
TrendMatrix Research · upcoming catalyst calendar

Upcoming dated catalysts

Tue, Dec 1, 202687d to earnings· next earnings call

Thesis

Rewards
Strong growth profile
Analyst upside: 24%
Risks
Concentration risk — Customer: WT Microelectronics (70.0%)
Concentration risk — Customer: top 10 end customers (67.0%)
V7 low-quality RISK_OFF penalty: -0.5 (Q=4.2)

Key Metrics

P/E (TTM)
P/E (Fwd)56.1
Mkt Cap$2.8B
EV/EBITDA-51.2
Profit Mgn-13.5%
ROE-9.4%
Rev Growth13.2%
Beta
DividendNone
Rating analysts19

Quality Signals

Piotroski F8/9MoatNarrow

Options Flow

P/C1.02bearish
IV118%elevated
Max Pain$45-28.9% vs spot

Concentration Risks(10-K Item 1A)

  • HIGHCustomerWT Microelectronics70%
    10-K Item 1A: 'the customer representing 10% or more of our revenue was WT Microelectronics Co., Ltd., or WT...accounted for approximately 70% of total revenue'
  • HIGHCustomertop 10 end customers67%
    10-K Item 1A: 'revenue from our top 10 end customers...accounted for approximately 67% of our total revenue in fiscal year 2026'
  • HIGHGeographicHong Kong warehouse
    10-K Item 1A: 'We operate a warehouse facility in Hong Kong through which the substantial majority of our finished SoCs are shipped to customers'

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

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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

Rating Breakdown

1 floor-breaker

Price action weak — below key moving averages, no momentum carry. Needs a base before trend-continuation setups apply.static

Macd
0.0
Obv
1.0
Ma Position
1.0
Rsi
3.0
Vol Acceleration
5.5
Volume
10.0
Capitulation risk (RSI 15, below 200MA)Volume distribution (falling OBV)Below 200-MA, MA slope -2.2%/30d — confirmed downtrend
GatesMomentum 3.4<4.5A.R:R 2.1 ≥ 1.5Insider activity: OKNo SEC red flagsEARNINGS PROXIMITY 87d clearSEMI CYCLE PEAK CLEARMATERIALS CYCLE PEAK CLEAROversold BounceSuitability: Aggressive
RSI
15 · Oversold
20D MA 50D MA 200D MAGOLDEN CROSSSupport $58.12Resistance $87.17

Price Targets

$58
$78
A.Upside+23.6%
A.R:R2.1:1

Position Sizing

ConvictionNone
Suggested %0.5%
Max %1%
RegimeRisk-Off

Risk Alerts

! momentum at 3.4 (below the engine's 4.5 threshold)

Earnings

B
B
M
M
2/4 beats
Next Earnings2026-12-01 (87d)

Verdict History

reverse chrono — latest first
Loading history...
Verdicts are recorded on every nightly pipeline run. Rows capture transitions (verdict flips, score deltas ≥0.3, entry/TP/SL changes). Rows with a ▶ can be expanded to see the change reason. Aggregate cohort performance is tracked in the recommendation ledger.
Frequently Asked Questions
Is AMBA stock a buy right now?

Sell if holding. Momentum 3.4/10 is below the 5.0 floor at $63.29 — engine's falling-knife protection flags exit rather than catching a breakdown. Specifics: Concentration risk — Customer: WT Microelectronics (70.0%); Concentration risk — Customer: top 10 end customers (67.0%). Chart setup: Oversold RSI 15, near Bollinger lower, volume surge. Prior stop was $58.49. Score 5.7/10, moderate confidence.

What is the AMBA stock price target?

Take-profit target: $77.75 (+23.6% upside). Prior stop was $58.49. Stop-loss: $58.49.

What are the risks of investing in AMBA?

Concentration risk — Customer: WT Microelectronics (70.0%); Concentration risk — Customer: top 10 end customers (67.0%); V7 low-quality RISK_OFF penalty: -0.5 (Q=4.2).

Is AMBA overvalued or undervalued?

Ambarella, Inc. trades at a P/E of N/A (forward 56.1). TrendMatrix value score: 6.2/10. Verdict: Sell.

What do analysts say about AMBA?

19 analysts cover AMBA with a consensus score of 3.8/5. Average price target: $89.

What does Ambarella, Inc. do?Ambarella designs low-power AI SoCs for edge applications including security cameras, automotive ADAS, and robotics,...

Ambarella designs low-power AI SoCs for edge applications including security cameras, automotive ADAS, and robotics, targeting IoT and automotive end markets with its third-generation CVflow architecture on 4 nm and 5 nm process nodes. The company sells through ODMs and OEMs, with distributor WT Microelectronics representing approximately 70% of fiscal year 2026 total revenue.

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