ioneer VP reports major shareholdings

ioneer Ltd executive Chad Yeftich, VP Corporate Development & External Affairs, reports direct ownership of ordinary shares and American Depositary Shares.

Rhea-AI Filing Summary

ioneer Ltd executive Chad Yeftich, VP Corporate Development & External Affairs, reports direct ownership of ordinary shares and American Depositary Shares. He holds 6,889,701 ordinary shares directly, including time-based units scheduled to vest on July 1, 2026, July 1, 2027, and January 1, 2029. He also holds American Depositary Shares that are convertible at any time into 292,800 ordinary shares, represented by 7,320 American Depositary Shares, with no expiration date.

Insider Trade Summary

2 transactions reported

Mixed 2 txns

Insider Yeftich Chad

Role VP Corp Dev & External Affairs

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

Holdings After Transaction: American Depositary Shares — 292,800 contracts (Direct); Ordinary Shares — 6,889,701 shares (Direct)

Footnotes (3)

1. F1. Includes 375,924 Ordinary Shares underlying time-based units ("Units") that vest on July 1, 2026, 588,290 Ordinary Shares underlying Units that vest on July 1, 2027, 1,608,059 Ordinary Shares underlying Units that vest on January 1, 2029 and 1,027,522 Ordinary Shares underlying Units that vest on July 1, 2026.
2. F2. Each American Depositary Share is convertible at any time, at the holder's election, into 40 ordinary shares of the issuer. The American Depositary Shares have no expiration date.
3. F3. Represented by 7,320 American Depositary Shares.

FAQ

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

What insider position does Chad Yeftich hold at ioneer Ltd (IONR)?

Chad Yeftich serves as ioneer Ltd’s Vice President of Corporate Development & External Affairs. His role is highlighted alongside his reported shareholdings in ordinary shares and American Depositary Shares, reflecting a senior leadership position with equity exposure to the company’s performance.

How many ordinary shares of ioneer Ltd (IONR) does Chad Yeftich hold?

Chad Yeftich holds 6,889,701 ordinary shares of ioneer Ltd directly. This amount includes shares underlying various time-based units scheduled to vest on specific future dates, giving him substantial exposure to the company as these equity awards continue to vest over time.

What time-based equity units are included in Chad Yeftich’s ioneer (IONR) holdings?

His ordinary share holdings include time-based units covering 375,924 shares vesting on July 1, 2026, 588,290 shares vesting on July 1, 2027, 1,608,059 shares vesting on January 1, 2029, and 1,027,522 shares vesting on July 1, 2026.

How many American Depositary Shares of ioneer (IONR) does Chad Yeftich beneficially own?

Chad Yeftich’s position includes American Depositary Shares represented by 7,320 ADS. These ADS correspond to 292,800 underlying ordinary shares, giving him additional indirect exposure alongside his large direct ordinary share position in ioneer Ltd.

What is the conversion ratio for ioneer Ltd (IONR) American Depositary Shares?

Each ioneer Ltd American Depositary Share is convertible into 40 ordinary shares. The ADS can be converted at any time at the holder’s election, and according to the disclosure, the American Depositary Shares have no expiration date attached to this conversion right.

Does Chad Yeftich’s ioneer (IONR) disclosure show recent insider buying or selling?

The disclosure lists Chad Yeftich’s holdings in ordinary shares and American Depositary Shares and does not show any coded buy or sell transactions. Summary data indicate zero reported purchases, sales, exercises, gifts, or tax-related dispositions in the presented information.

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

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Accepted by SEC EDGAR 03/18/2026 - 06:03 AM Learn about SEC filing dates

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^*

Yeftich Chad

(Last) (First) (Middle)

C/O IONEER LTD

9460 DOUBLE R. BLVD, SUITE 200

(Street)

RENO 85921

(City) (State) (Zip)

(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)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	VP Corp Dev & External Affairs

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	6,889,701(1)	D

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
American Depositary Shares	(2)	(2)	Ordinary Shares	292,800(3)	(2)	D

Explanation of Responses:

1. Includes 375,924 Ordinary Shares underlying time-based units ("Units") that vest on July 1, 2026, 588,290 Ordinary Shares underlying Units that vest on July 1, 2027, 1,608,059 Ordinary Shares underlying Units that vest on January 1, 2029 and 1,027,522 Ordinary Shares underlying Units that vest on July 1, 2026.

2. Each American Depositary Share is convertible at any time, at the holder's election, into 40 ordinary shares of the issuer. The American Depositary Shares have no expiration date.

3. Represented by 7,320 American Depositary Shares.

	/s/ Chad Yeftich	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)