Director Jonathan Siegler files initial Form 3 at 5E Advanced Materials (NASDAQ: FEAM)

Rhea-AI Filing Summary

5E Advanced Materials, Inc. director Jonathan A. Siegler has filed an initial Form 3, which identifies him as a board member of the company. The filing shows no reported transactions or derivative positions and no buy, sell, acquire, or dispose activity in this disclosure.

Key Terms

Form 3, director, derivative securities

3 terms

Form 3 regulatory

"has filed an initial Form 3, which identifies him as a board member"

Form 3 is the initial public filing that officers, directors and large shareholders must submit to report their ownership of a company’s securities when they become insiders. It acts like an opening inventory sheet that gives investors a starting point to see who holds significant stakes and to spot later trades or potential conflicts of interest, helping assess insider confidence and transparency.

director financial

"shows that Jonathan A. Siegler is a director of 5E Advanced Materials, Inc."

derivative securities financial

"The Form 3 indicates no derivative securities reported for Jonathan A. Siegler."

Financial contracts whose value is tied to the price or performance of another asset, such as a stock, bond, commodity, index, or currency; examples include options, futures and swaps. They matter to investors because they let you protect against price swings, bet on future moves or gain larger exposure with less upfront cash—like using a lever or insurance policy on an investment—so they can amplify gains and losses and help manage portfolio risk.

Understanding Insider Trading Forms →

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^*

Siegler Jonathan A

(Last) (First) (Middle)

9329 MARIPOSA ROAD

SUITE 210

(Street)

HESPERIA CALIFORNIA 92344

(City) (State) (Zip)

UNITED STATES

(Country)

2. Date of Event Requiring Statement (Month/Day/Year)
04/13/2026

3. Issuer Name and Ticker or Trading Symbol
5E Advanced Materials, Inc. [ FEAM ]

3a. Foreign Trading Symbol

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

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

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

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 / Joshua Malm, Attorney-in-Fact for Jonathan Siegler	04/13/2026
	** 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 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.
* Form 3: SEC 1473 (03-26)

FAQ

What does the Form 3 filing by Jonathan A. Siegler at FEAM show?

The Form 3 filing shows that Jonathan A. Siegler is a director of 5E Advanced Materials, Inc. It records his status as an insider and indicates no reported transactions or derivative holdings in this particular disclosure.

Does Jonathan A. Siegler report any share transactions in this FEAM Form 3?

No, this Form 3 for 5E Advanced Materials, Inc. shows no reported transactions. The transaction summary records zero buys, sells, exercises, gifts, or other dispositions, indicating only an initial insider status filing for the director.

Are there any derivative securities reported for Jonathan A. Siegler in FEAM’s Form 3?

The Form 3 indicates no derivative securities reported for Jonathan A. Siegler. The derivative summary is empty and the transaction summary lists zero derivative transactions, suggesting no options, warrants, or similar instruments are disclosed in this filing.

What roles does Jonathan A. Siegler hold according to the FEAM Form 3?

According to the Form 3, Jonathan A. Siegler is identified as a director of 5E Advanced Materials, Inc. The filing notes he is not listed as an officer or ten percent owner, focusing solely on his board role.

Does the FEAM Form 3 indicate any gifts or tax-related share dispositions?

No, the Form 3 transaction summary shows zero gifts and zero tax-withholding dispositions. The counts for giftShares and taxWithholdingShares are both zero, indicating no such activity is reported in this insider filing.