Form 4: Ambarella Senior VP Sells Shares Under 10b5-1 Plan

Ambarella's Senior VP, Systems & GM, Asia, Chi-Hong Ju, sold 7,728 ordinary shares for a weighted average price of $75.583 per share under a pre-arranged 10b5-1 plan.

Summary

• Chi-Hong Ju, Senior VP, Systems & GM, Asia, and an Officer of Ambarella Inc. (AMBA), reported a sale of ordinary shares.
• The transaction involved the disposition of 7,728 ordinary shares on January 5, 2026.
• The shares were sold at a weighted average price of $75.583 per share, with individual sale prices ranging from $75.29 to $76.02.
• The sale was conducted pursuant to a contract, instruction, or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c).
• Following the reported transaction, Chi-Hong Ju directly beneficially owns 146,039 ordinary shares.
• Additionally, 8,000 ordinary shares are indirectly beneficially owned by a Foundation.

Sentiment

Score: 5

Explanation: The sentiment is neutral as this is a routine insider transaction executed under a pre-planned 10b5-1 program, which typically does not signal a change in company fundamentals or management's outlook.

Positives

• The sale was made pursuant to a Rule 10b5-1(c) plan, indicating a pre-scheduled, non-discretionary transaction, which enhances transparency and reduces concerns about opportunistic insider selling.

Negatives

• An insider sale, even if pre-planned, reduces the executive's direct equity stake in the company.

Future Outlook

NA

Industry Context

NA

Corporate Governance

Stakeholder Impact

• Shareholders: A minor reduction in an executive's direct ownership, but mitigated by the pre-planned nature of the sale, suggesting no immediate negative implications for company performance or strategy.

Key Dates

Keywords

AMBA, Ambarella, Insider Sale, Form 4, Executive Transaction, 10b5-1 Plan, Stock Disposition