Ambarella (BSP:A2MB34) ROE % Adjusted to Book Value: -61.63% (As of Apr. 2026)

Ambarella BSP:A2MB34 -1.69% 47 ROE % Adjusted to Book Value is -61.63% as of Apr. 2026. GuruFocus rates BSP:A2MB34 with a GF Score™ of 47/100 and a GF Value™ of R$16.29 (Modestly Undervalued). The stock has 2 warning signs investors should review.

Ambarella's ROE % for the quarter that ended in Apr. 2026 was -11.71%. Ambarella's PB Ratio for the quarter that ended in Apr. 2026 was 0.19. Ambarella's ROE % Adjusted to Book Value for the quarter that ended in Apr. 2026 was -61.63%.

Ambarella ROE % Adjusted to Book Value Related Terms

Ambarella ROE % Adjusted to Book Value Historical Data

* Premium members only.

The historical data trend for Ambarella's ROE % Adjusted to Book Value can be seen below:

* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD.
* For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.

Ambarella ROE % Adjusted to Book Value Chart

Ambarella Annual Data

Trend

Jan17

Jan18

Jan19

Jan20

Jan21

Jan22

Jan23

Jan24

Jan25

Jan26

ROE % Adjusted to Book Value

Get a 7-Day Free Trial

0.00

Ambarella Quarterly Data
	Jul21	Oct21	Jan22	Apr22	Jul22	Oct22	Jan23	Apr23	Jul23	Oct23	Jan24	Apr24	Jul24	Oct24	Jan25	Apr25	Jul25	Oct25	Jan26	Apr26
ROE % Adjusted to Book Value	Get a 7-Day Free Trial															0.00	0.00	0.00	0.00	-61.63

BSP:A2MB34 vs AEHR, VECO, UCTT: ROE % Adjusted to Book Value Comparison

For the Semiconductor Equipment & Materials subindustry, Ambarella's ROE % Adjusted to Book Value, along with its competitors' market caps and ROE % Adjusted to Book Value data, can be viewed below:

* Competitive companies are chosen from companies within the same industry, with headquarter located in same country, with closest market capitalization; x-axis shows the market cap, and y-axis shows the term value; the bigger the dot, the larger the market cap. Note that "N/A" values will not show up in the chart.

Ambarella ROE % Adjusted to Book Value vs Semiconductors Industry

For the Semiconductors industry and Technology sector, Ambarella's ROE % Adjusted to Book Value distribution charts can be found below:

* The bar in red indicates where Ambarella's ROE % Adjusted to Book Value falls into.

Save Embed

47GF Score

Ambarella Inc BSP:A2MB34

ROE % Adjusted to Book Value is just one metric. See GF Score™, valuation, warning signs, and more.

View Full Analysis

Ambarella ROE % Adjusted to Book Value Calculation

Ambarella's ROE % Adjusted to Book Value for the fiscal year that ended in Jan. 2026 is calculated as

ROE % Adjusted to Book Value	=	ROE %	/	PB Ratio
	=	-12.36%	/	N/A
	=	N/A

Ambarella's ROE % Adjusted to Book Value for the quarter that ended in Apr. 2026 is calculated as

ROE % Adjusted to Book Value	=	ROE %	/	PB Ratio
	=	-11.71%	/	0.19
	=	-61.63%

Frequently Asked Questions Learn more about ROE % Adjusted to Book Value →

What does a ROE % Adjusted to Book Value of -61.63% mean?

Ambarella (BSP:A2MB34) has a ROE % Adjusted to Book Value of -61.63% as of Apr. 2026. Return on equity adjusted to book is the ratio of return on equity to price-book ratio. View historical data on Ambarella and its competitors.

Is Ambarella's ROE % Adjusted to Book Value too high?

Ambarella's current ROE % Adjusted to Book Value is -61.63%. Overall, Ambarella has a GF Score™ of 47/100 and is considered Modestly Undervalued, reflecting its overall financial health beyond just this single metric.

How does Ambarella's ROE % Adjusted to Book Value compare to AEHR and VECO?

Ambarella's ROE % Adjusted to Book Value of -61.63% can be compared against companies in the Semiconductors industry. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.

What is a good ROE % Adjusted to Book Value for a Semiconductors company?

A good ROE % Adjusted to Book Value depends on the Semiconductors industry context. However, ROE % Adjusted to Book Value should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Use the industry distribution chart on this page to see where any company falls relative to its peers.

What does a high ROE % Adjusted to Book Value mean?

A high ROE % Adjusted to Book Value can signal that a stock is expensive relative to its fundamentals. Return on equity adjusted to book is the ratio of return on equity to price-book ratio. View historical data on Ambarella and its competitors. Ambarella's current ROE % Adjusted to Book Value is -61.63%. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.

Is Ambarella stock overvalued right now?

Based on GuruFocus' analysis, Ambarella (BSP:A2MB34) is currently considered Modestly Undervalued. The stock's GF Value™ is R$16.29, compared to a current price of R$13.38 — trading 17.9% below its estimated fair value. The current ROE % Adjusted to Book Value is -61.63%. Ambarella's overall GF Score™ is 47/100 with 2 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.

How is ROE % Adjusted to Book Value calculated?

ROE % Adjusted to Book Value is calculated from a company's financial statements. For Ambarella (BSP:A2MB34), the current ROE % Adjusted to Book Value is -61.63% as of Apr. 2026. GuruFocus calculates this using data sourced from SEC filings and annual reports. See the calculation section and 30-year financial data on this page for the full breakdown.

Is Ambarella (BSP:A2MB34) Overvalued in 2026?

Based on GuruFocus' analysis, Ambarella stock appears to be undervalued. The current stock price of R$13.38 is trading 17.9% below its estimated GF Value™ of R$16.29. GuruFocus considers Ambarella to be Modestly Undervalued.

Key valuation signals for BSP:A2MB34:

ROE % Adjusted to Book Value: -61.63%
GF Value™: R$16.29 vs. price of R$13.38 (17.9% below fair value)
GF Score™: 47/100 with 2 warning signs

No single metric tells the full story. See the BSP:A2MB34 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.

Ambarella Business Description

Industry Technology Semiconductors

Comparable Companies AEHR VECO UCTT ICHR COHU PLAB ACLS IPGP DQ KLIC XAMS:ASML LRCX AMAT KLAC TSE:8035 TSE:6857 SZSE:002371 TER SHSE:688820 XAMS:ASM

Other Exchanges AMBA:USA AMBAN:Mexico 1AMBA:Italy 0YU1:UK A8B:Germany

Address 3001 Tasman Drive, Santa Clara, CA, USA, 95054

Website https://www.ambarella.com

Ambarella Inc is a developer of low-power system-on-a-chip, or SoC, semiconductors and software for edge and physical artificial intelligence (AI) applications and intelligent automation. Its products are used in a wide variety of human viewing, computer vision for edge and physical AI applications, including a variety of video security cameras, automotive camera systems, fixed robots, autonomous mobile robots (AMRs), industrial applications, intelligent transportation systems, and consumer devices, such as action, drone and 360 degree cameras. The company operates as a single operating and reportable segment and derives substantially all of its revenue from development and sales of low-power AI-based processing and video and image processing SoC solutions.

47GF Score

Get the complete analysis for BSP:A2MB34

ROE % Adjusted to Book Value is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.

R$13.38

Price

R$16.29

GF Value

View BSP:A2MB34 Analysis

See ROE % Adjusted to Book Value data for all stocks →