AMPX Initial Form 3 Shows CFO Ricardo Rodriguez Holds No Shares

Rhea-AI Filing Summary

Amprius Technologies, Inc. (AMPX) filed an initial Form 3 for Ricardo C. Rodriguez, who is reported as the company's Chief Financial Officer. The filing, dated 10/06/2025 for the event and signed 10/08/2025, states that no securities are beneficially owned by the reporting person. The submission includes a Power of Attorney exhibit and a manual signature. This is a routine Section 16 disclosure showing an officer has no reportable equity or derivative positions at the time of filing.

Positive

• Initial Form 3 filed for the CFO, meeting disclosure requirements
• No beneficial ownership reported, simplifying immediate Section 16 monitoring
• Power of Attorney exhibit and manual signature present, indicating proper execution

Negative

• None.

Insights

Compliance Officer

Officer filed a timely initial Form 3 and reported no beneficial ownership.

The Form 3 lists Ricardo C. Rodriguez as Chief Financial Officer and indicates no securities are beneficially owned as of the 10/06/2025 event date. The filing includes an exhibit for Power of Attorney and a manual signature dated 10/08/2025.

This filing is procedural and reduces short-term insider-trading reporting complexity because there are no reportable holdings; monitor future Forms 4 or 5 for any subsequent acquisitions or dispositions that would create reportable positions within the typical Section 16 reporting timelines.

SEC Form 3

FORM 3

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

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

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

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1. Name and Address of Reporting Person^*

RODRIGUEZ RICARDO C.

(Last) (First) (Middle)

1180 PAGE AVE.

(Street)

FREMONT CA 94538

(City) (State) (Zip)

2. Date of Event Requiring Statement (Month/Day/Year)
10/06/2025

3. Issuer Name and Ticker or Trading Symbol
Amprius Technologies, Inc. [ AMPX ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Chief Financial Officer

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

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

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

Table I - Non-Derivative Securities Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

Remarks:

Exhibit 24- Power of Attorney

No securities are beneficially owned.

	/s/ Ricardo C. Rodriguez	10/08/2025
	** 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 5 (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.

FAQ

What did Amprius (AMPX) disclose in the Form 3 filed by Ricardo C. Rodriguez?

The filing states Ricardo C. Rodriguez is the Chief Financial Officer and does not beneficially own any securities as of the 10/06/2025 event date.

Does this Form 3 indicate any immediate insider trades for AMPX?

No. The Form 3 explicitly states no securities are beneficially owned, so there are no trades reported on this initial statement.

When was the Form 3 signed and filed for AMPX's CFO?

The signature block shows the form was signed on 10/08/2025 and the event date listed is 10/06/2025.

Will investors see future disclosures after this Form 3 for AMPX?

If the officer acquires or disposes of reportable securities, future Form 4 filings will disclose those transactions; this Form 3 reports no current holdings.