Ambarella Director Christopher B. Paisley Sells 250 Shares

What Happened Christopher B. Paisley, a director of Ambarella Inc. (AMBA), sold 250 shares in an open-market/private sale on September 25, 2026 at $70.76 per share, for aggregate proceeds of $17,690. The transaction is reported as a sale (code S).

Key Details

• Transaction date and price: 2026-09-25 — 250 shares sold at $70.76 each.
• Total value: $17,690.
• Shares owned after the transaction: Not disclosed in this Form 4 filing.
• Footnote: Sale was effected pursuant to a Rule 10b5-1 trading plan adopted on September 22, 2025.
• Filing: Form 4 filed 2026-09-28 (timely filed; no late-filing indication).

Context Sales executed under a Rule 10b5-1 plan are prearranged and typically follow a predetermined schedule, which can make them routine rather than a real-time signal of the insider’s view. This is a relatively small-dollar sale; retail investors should consider insider activity alongside other factors such as company fundamentals and broader insider transaction patterns.