Ambarella Inc (AMBA)
NasdaqGS · Price as of · Delayed Quote
- Profitability6/20
Losing money but improving: $-57.7M over the last four reported quarters versus $-79.6M the year before.
- Insider buying vs selling11/20
Insiders are sellers only: 17 sells worth $8.1M, no open-market buys, across the last 20 Form 4s. Routine executive selling is common, so this is only a mild negative. Separately, 4 new 5%+ stake disclosures (13D/13G) hit in the last 6 months, which is big-money accumulation.
- Dilution and offerings6/15
Share count up 3.4% in a year. Real dilution.
- Analysts11
- Implied upside+31.7%
- Target range$65.00 to $120.00
- EPS expected$0.31 +16%
- A year ago$0.27
- Revenue expected$119.8M +10%
- Estimate range$0.28 to $0.34
AMBA closed at $67.86 on Sep 11, down 18.8% since Aug 12. Chart read: price below both the 50-day and 200-day moving averages; the 50-day is above the 200-day (uptrend structure); trading at 41% of the 52-week range ($48.65 to $95.51).
Insider buying and selling at Ambarella Inc (AMBA)
The most recent Form 4 on record for Ambarella Inc (AMBA) is July 1, 2026, when Feng-Ming Wang, CEO, sold $1.5M of stock. That sale ran under a pre-arranged 10b5-1 plan, so it was scheduled ahead of time rather than decided that week.
| Insider | Action | Value | Date | Type |
|---|---|---|---|---|
| Feng-Ming Wang · CEO | Sell | $1.5M | July 1, 2026 | Routine |
| Feng-Ming Wang · CEO | Sell | $3.0M | May 26, 2026 | Routine |
| Feng-Ming Wang · CEO | Sell | $1.4M | March 17, 2026 | No decision |
| Feng-Ming Wang · CEO | Sell | $3.0M | March 2, 2026 | Routine |
| Chi-Hong Ju · Senior VP, Systems & GM, Asia | Sell | $909,483 | October 13, 2025 | Worth a look |
SEC filings
| Form | Filed | Description |
|---|---|---|
| 4 | September 10, 2026 | PRIMARY DOCUMENT |
| 4 | September 10, 2026 | PRIMARY DOCUMENT |
| 4 | September 10, 2026 | PRIMARY DOCUMENT |
| 4 | September 10, 2026 | PRIMARY DOCUMENT |
| 4 | September 10, 2026 | PRIMARY DOCUMENT |
| 4 | September 10, 2026 | PRIMARY DOCUMENT |
| 4 | September 10, 2026 | PRIMARY DOCUMENT |
| 10-Q | September 4, 2026 | 10-Q |
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Frequently asked questions
When does AMBA report earnings?
Ambarella Inc (AMBA) is scheduled to report quarterly results on December 1, 2026 (estimated). The 12-analyst consensus is $0.31 per share on revenue of $119.8M for the quarter ending October 31, 2026, against $0.27 and $108.5M a year earlier. It has beaten the consensus EPS estimate in all four of the last four quarters. The date is an estimate from past reporting patterns and can move until the company confirms it.
What do analysts expect for AMBA?
11 analysts cover Ambarella Inc (AMBA). The consensus rating is Buy. The average price target is $89.36, in a range of $65.00 to $120.00.
Are insiders buying or selling AMBA?
We track Form 4 filings for Ambarella Inc (AMBA). The activity listed on this page shows 5 qualifying sales. Each row is labelled Routine when the filer declared a pre-arranged 10b5-1 plan, Tax withholding when shares were sold automatically to cover the tax on a vest, or Own call when neither applies.
Where can I see AMBA SEC filings?
Recent filings are listed on this page, newest first. The latest is a 4 filed September 10, 2026.