Ambarella exec sells 10,000 shares at $88.84

Ambarella senior VP Ju Chi-Hong sold 10,000 ordinary shares in an open-market transaction at a weighted average price of $88.84 per share.

Rhea-AI Filing Summary

Ambarella senior VP Ju Chi-Hong sold 10,000 ordinary shares in an open-market transaction at a weighted average price of $88.84 per share. The filing notes individual sale prices ranged from $88.79 to $88.97 per share. After the sale, Ju holds 155,924 ordinary shares directly and 8,000 ordinary shares indirectly through a foundation.

Insider Trade Summary

Net Seller: 10,000 shares

Net Sell 2 txns

Insider Ju Chi-Hong

Role Senior VP, Systems & GM

Sold 10,000 shs ($888K)

Type	Security	Shares	Price	Value
Sale	Ordinary Shares	10,000	$88.84	$888K
holding	Ordinary Shares	--	--	--

Holdings After Transaction: Ordinary Shares — 155,924 shares (Direct); Ordinary Shares — 8,000 shares (Indirect, by Foundation)

Footnotes (1)

1. F1. The sale price reported in column 4 of Table I represents the weighted average sale price of the shares sold ranging from $88.79 to $88.97 per share. Upon request by the Commission staff, the Issuer, or a security holder of the Issuer, the reporting person will provide full information regarding the number of shares sold at each separate price within the ranges set forth in this Form 4.

Key Figures

Shares sold: 10,000 shares Weighted average sale price: $88.84 per share Sale price range: $88.79–$88.97 per share +2 more

5 metrics

Shares sold 10,000 shares Open-market sale of ordinary shares

Weighted average sale price $88.84 per share Ordinary share sale on transaction date

Sale price range $88.79–$88.97 per share Range of prices for individual trades in sale

Direct holdings after sale 155,924 shares Ordinary shares directly owned following transaction

Indirect holdings 8,000 shares Ordinary shares held indirectly by foundation

Key Terms

open-market sale, weighted average sale price, indirect ownership, ordinary shares, +1 more

5 terms

open-market sale financial

"transaction_action": "open-market sale""

An open-market sale is when a shareholder sells existing shares directly on a public exchange to any willing buyer, rather than through a private deal. Think of it like putting goods on a busy market stall where price is set by supply and demand; for investors it matters because such sales increase available supply, can put short-term downward pressure on the stock price, and signal changes in liquidity or investor confidence.

weighted average sale price financial

"represents the weighted average sale price of the shares sold"

indirect ownership financial

""ownership_type": "indirect""

ordinary shares financial

""security_title": "Ordinary Shares""

Ordinary shares are a type of ownership stake in a company, giving shareholders a right to participate in the company’s profits and decision-making through voting. They are similar to owning a piece of a business, and their value can rise or fall based on the company's performance. Investors buy ordinary shares to potentially earn dividends and benefit from the company's growth over time.

Form 4 regulatory

"within the ranges set forth in this Form 4"

Form 4 is a official document that company insiders, such as executives or major shareholders, file with regulators whenever they buy or sell company shares. It provides transparency about how those with inside knowledge are trading, helping investors see if insiders are confident in the company's prospects or may be selling for personal reasons. This information can influence investor decisions by revealing insiders' perspectives on the company's value.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transaction did Ambarella (AMBA) report for Ju Chi-Hong?

Ambarella reported that senior VP Ju Chi-Hong sold 10,000 ordinary shares in an open-market transaction. The sale used a weighted average price of $88.84 per share, with individual trades between $88.79 and $88.97, as disclosed in the Form 4 filing.

At what price did Ju Chi-Hong sell Ambarella (AMBA) shares?

Ju Chi-Hong sold Ambarella ordinary shares at a weighted average price of $88.84 per share. The filing explains that actual sale prices ranged from $88.79 to $88.97 per share, with full trade-by-trade details available upon request from the reporting person.

How many Ambarella (AMBA) shares does Ju Chi-Hong hold after this sale?

Following the reported sale, Ju Chi-Hong directly holds 155,924 Ambarella ordinary shares. The Form 4 also shows an additional 8,000 ordinary shares held indirectly through a foundation, giving investors a clearer view of his remaining equity position in the company.

What type of insider transaction did Ju Chi-Hong execute in Ambarella (AMBA)?

The Form 4 describes Ju Chi-Hong’s transaction as an open-market sale of non-derivative ordinary shares. He sold 10,000 shares on the transaction date, using a weighted average price and leaving a substantial remaining direct and indirect share position in Ambarella.

Does Ju Chi-Hong have indirect ownership of Ambarella (AMBA) shares?

Yes. In addition to his direct holdings, Ju Chi-Hong is reported with 8,000 Ambarella ordinary shares held indirectly by a foundation. This indirect position is recorded separately in the Form 4, indicating a distinct nature of ownership from his direct shareholdings.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 07/02/2026 - 04:58 PM EDT Learn about SEC filing dates

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made 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). See Instruction 10.

1. Name and Address of Reporting Person^*

Ju Chi-Hong

(Last) (First) (Middle)

3001 TASMAN DRIVE

(Street)

SANTA CLARA CALIFORNIA 95054

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
AMBARELLA INC [ AMBA ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Senior VP, Systems & GM

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
07/01/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Ordinary Shares	07/01/2026		S		10,000	D	$88.84(1)	155,924	D
Ordinary Shares								8,000	I	by Foundation

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. The sale price reported in column 4 of Table I represents the weighted average sale price of the shares sold ranging from $88.79 to $88.97 per share. Upon request by the Commission staff, the Issuer, or a security holder of the Issuer, the reporting person will provide full information regarding the number of shares sold at each separate price within the ranges set forth in this Form 4.

	By: /s/ Michael Morehead, Attorney-in-Fact For: Chi-Hong Ju	07/02/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)