AMBARELLA INC (AMBA) Stock
AMBA has an Alpha Score of 19 out of 100 (poor), computed on Nov 7, 2026 from 2 of 4 sub-scores. 2 members of Congress disclosed 4 trades in AMBA since 2015: 2 purchases and 2 sales, most recently Donna Shalala (sale, Jun 24, 2019). Company insiders reported 0 open-market buys and 6 sales on SEC Form 4 in the 90 days to Nov 6, 2026.
What is AMBA's Alpha Score?
How it works →Alpha Score of 19 reflects poor overall profile with poor momentum, weak quality. Based on 2 of 4 signals – score is capped at 75 until remaining data ingests.
Computed from 2 of 4 sub-scores; a sub-score is left out when its inputs are missing, and the composite is capped accordingly.
Computed Nov 7, 2026
A rules-based research rating, not a recommendation to buy or sell.
Which members of Congress traded AMBARELLA INC (AMBA)?
Most recent: Donna Shalala (sale, Jun 24, 2019); records start Jun 19, 2015.
| Politician | Trade date | Type | Amount |
|---|---|---|---|
| Donna Shalala D-FL · House | 2019-06-24 | sale | $1k – $15k |
| Donna Shalala D-FL · House | 2019-05-15 | purchase | $1k – $15k |
| Donna Shalala D-FL · House | 2019-04-16 | purchase | $1k – $15k |
| Barbara Comstock R-VA · House | 2015-06-19 | sale | $1k – $15k |
From STOCK Act periodic transaction reports. House filings as of Nov 5, 2026.
See all AMBA political trades →Are AMBARELLA INC insiders buying or selling?
SEC Form 4 filings| Date | Insider | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| Sep 25, 26 | Paisley Christopher B | Director | SELL | 250 | $18K |
| Sep 18, 26 | Young John Alexander | CFO | SELL | 1.9K | $128K |
| Sep 17, 26 | Young John Alexander | CFO | SELL | 3.1K | $203K |
| Sep 17, 26 | Lee Chan W | Chief Operations Officer | SELL | 2.9K | $188K |
| Sep 17, 26 | Ju Chi-Hong | Senior VP, Systems & GM | SELL | 2.0K | $130K |
| Sep 17, 26 | Wang Feng-Ming | CEO | SELL | 6.1K | $395K |
SEC Form 4 filings as of Nov 6, 2026
See cluster-buy signals across all tickers →What are AMBA's key statistics?
Key statistics as of Nov 7, 2026
How does AMBA's valuation compare with the Technology sector?
| Metric | AMBA | Technology median | Companies in median |
|---|---|---|---|
| Net margin | -13.48% | 11.25% | 205 |
| Return on equity | -9.34% | 14.71% | 208 |
Medians over the Technology stocks whose key statistics were refreshed in the last 35 days (newest Nov 7, 2026). P/E excludes loss-making companies.
AMBA price chart
Powered by TradingViewWhat does AMBARELLA INC do?
Ambarella, Inc. develops low-power system-on-a-chip (SoC) semiconductors and software tailored for edge artificial intelligence (AI) applications. The company specializes in high-performance video processing solutions that enable advanced imaging and AI inference at the edge, powering devices across multiple sectors. Key products support video security systems for surveillance and monitoring; automotive applications including advanced driver assistance systems (ADAS), electronic mirrors, drive recorders, driver and cabin monitoring, and autonomous driving technologies; as well as robotics and other intelligent vision platforms. Ambarella, Inc. provides scalable SoC architectures optimized for computer vision, neural network processing, and real-time analytics, serving original equipment manufacturers in security, automotive, and industrial markets. Founded in 2004 and headquartered in California, Ambarella, Inc. plays a vital role in enabling edge AI deployment in resource-constrained environments, facilitating smarter cameras, vehicles, and machines worldwide.