ioneer (IONR) director details major direct and LLC share holdings

Rhea-AI Filing Summary

ioneer Ltd director James D. Calaway filed an initial ownership report showing substantial positions in the company’s Ordinary Shares. He reports 7,327,763 shares held directly and 56,268,106 shares held indirectly through Lithium Investors Americas LLC, where he is the sole director. This Form 3 reflects existing beneficial ownership rather than a new purchase or sale.

Insider Trade Summary

2 transactions reported

Mixed 2 txns

Insider CALAWAY JAMES D

Role Director

Type	Security	Shares	Price	Value
holding	Ordinary Shares	--	--	--
holding	Ordinary Shares	--	--	--

Holdings After Transaction: Ordinary Shares — 7,327,763 shares (Direct); Ordinary Shares — 56,268,106 shares (Indirect, By Lithium Investors Americas LLC)

Footnotes (1)

1. [object Object]

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

OMB APPROVAL

OMB Number:			3235-0104
Estimated average burden
hours per response:			0.5

1. Name and Address of Reporting Person^*

CALAWAY JAMES D

(Last) (First) (Middle)

C/O IONEER LTD

9460 DOUBLE R. BLVD, SUITE 200

(Street)

RENO NEVADA 85921

(City) (State) (Zip)

UNITED STATES

(Country)

2. Date of Event Requiring Statement (Month/Day/Year)
03/18/2026

3. Issuer Name and Ticker or Trading Symbol
ioneer Ltd [ IONR ]

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)
Ordinary Shares	7,327,763	D
Ordinary Shares	56,268,106	I(1)	By Lithium Investors Americas LLC

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:

1. The reported Ordinary Shares are held by Lithium Investors Americas LLC, a private limited liability company of which the reporting person is the sole director.

	/s/ James D Calaway	03/18/2026
	** 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 James D. Calaway for ioneer Ltd (IONR) show?

The Form 3 shows James D. Calaway’s existing ownership in ioneer Ltd. He reports 7,327,763 Ordinary Shares held directly and 56,268,106 shares held indirectly via Lithium Investors Americas LLC, establishing his beneficial ownership position as a company director.

How many ioneer Ltd (IONR) shares does James D. Calaway hold directly?

James D. Calaway reports direct ownership of 7,327,763 Ordinary Shares of ioneer Ltd. This direct stake is separate from additional shares he is deemed to beneficially own indirectly through Lithium Investors Americas LLC, as disclosed in the same Form 3 filing.

What is Lithium Investors Americas LLC’s role in the ioneer Ltd (IONR) Form 3?

Lithium Investors Americas LLC holds 56,268,106 Ordinary Shares of ioneer Ltd reported as indirect holdings. The filing notes it is a private limited liability company for which James D. Calaway serves as the sole director, linking him to these shares as beneficial owner.

Does James D. Calaway’s Form 3 for ioneer Ltd (IONR) report any recent share purchases or sales?

The Form 3 does not report new purchases or sales; it records existing holdings. It classifies the entries as ownership positions, listing direct and indirect Ordinary Share amounts rather than transactions that would change his stake on the reported date.

Why is James D. Calaway considered an insider of ioneer Ltd (IONR)?

James D. Calaway is identified in the filing as a director of ioneer Ltd, making him an insider under SEC rules. Insiders such as directors must disclose their beneficial ownership in the company’s securities, which is the purpose of this Form 3 submission.