Filer	Title/Relationship	Filing Date	Planned Shares	Est. Value
YUN-LUNG CHEN	Officer	2026-07-09	6K shares	$469K
CHIHONG JOHN JU	Officer	2026-07-01	10K shares	$888K
FENG-MING WANG	Director, Officer	2026-07-01	16K shares	$1.39M
PAISLEY CHRISTOPHER B	Director	2026-06-26	250 shares	$16K
Young John Alexander	Officer	2026-06-17	2K shares	$124K
Chen Yun-Lung	Officer	2026-06-12	10K shares	$661K

Form 144 is a planned sale notice, not an executed transaction. Form 144 Tracker。

Beneficial Ownership (13D/13G)

No Schedule 13D/13G filings for this ticker

Material Events (8-K)

Filings (14d)

Data as of 2026-07-01

2026-07-01

Ambarella shareholders voted at the 2026 annual meeting to approve an amended version of the company's 2021 equity incentive plan. The plan allows the company to grant stock-based awards to employees and directors. The board had previously approved the changes, but finalization depended on the shareholder vote, which has now been obtained.

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FAQ

Who are the top institutional investors holding Ambarella, Inc. (AMBA)?

Major stakeholders currently include BlackRock, Inc. ($195.0M), Vanguard Portfolio Management LLC ($191.3M), State Street CORP ($101.7M). Based on the latest 13F filings, there are a total of 303 tracked investment funds and institutions maintaining positions in AMBA.

What is the overall institutional sentiment toward AMBA recently?

Institutional sentiment appears Bearish (Net Selling). During the most recent reporting quarter, the stock experienced a net outflow of $869.5M, driven by 164 managers accumulating shares while 160 reduced their exposure.

Which institutions have been selling or reducing their AMBA positions?

In the latest period, 86 funds trimmed their holdings, and 74 managers completely exited their positions. The aggregate reported sell value was $1.4B.

Are there any notable investors adding AMBA to their portfolios?

Yes, buying activity remains notable. 50 institutions opened new positions in {ticker}, and 114 existing holders added to their shares. The total reported buy value for the quarter amounted to $1.1B.