ioneer (IONR) director amends Form 3 to correct share count

Rhea-AI Filing Summary

ioneer Ltd director Timothy Roy Woodall filed an amended Form 3 to correct his reported beneficial ownership of Ordinary Shares. The amendment states that as of March 18, 2026, he beneficially owned 763,083 Ordinary Shares, instead of the 563,103 shares previously reported.

The updated figure includes 188,083 Ordinary Shares underlying time-based units that vest on November 2, 2026 and 200,000 Ordinary Shares underlying time-based units that vest on May 4, 2028. This filing does not reflect a new trade but a correction to prior disclosure.

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^*

Woodall Timothy Roy

(Last) (First) (Middle)

C/O IONEER LTD

9460 DOUBLE R. BLVD, SUITE 200

(Street)

RENO NEVADA 89521

(City) (State) (Zip)

UNITED STATES

(Country)

2. Date of Event Requiring Statement (Month/Day/Year)
03/24/2026

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)
03/18/2026

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	763,083(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

Explanation of Responses:

1. Includes 188,083 Ordinary Shares underlying time-based units that vest on November 2, 2026 and 200,000 Ordinary Shares underlying time-based units that vest on May 4, 2028. This Amendment is being filed to correct the number of Ordinary Shares beneficially owned by the reporting person as of March 18, 2026. The original Form 3 reported 563,103 shares; the correct number is 763,083 shares

Remarks:

Exhibit 24.1 - Power of Attorney

	/s/ April Hashimoto, as attorney-in-fact	03/25/2026
	** 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 ioneer (IONR) disclose in this amended Form 3?

The amended Form 3 updates Timothy Roy Woodall’s beneficial ownership to 763,083 Ordinary Shares as of March 18, 2026. It replaces the previously reported 563,103 shares and clarifies that part of the total comes from unvested time-based units.

How many ioneer (IONR) shares does Timothy Roy Woodall now report owning?

He now reports beneficial ownership of 763,083 Ordinary Shares as of March 18, 2026. This total includes currently held shares plus shares underlying time-based vesting units that are scheduled to vest on future dates in 2026 and 2028.

What vesting equity awards are included in Woodall’s ioneer (IONR) holdings?

His reported holdings include 188,083 Ordinary Shares underlying time-based units vesting on November 2, 2026 and 200,000 Ordinary Shares underlying time-based units vesting on May 4, 2028. These unvested awards are counted toward his beneficial ownership figure.

Did Timothy Roy Woodall buy or sell ioneer (IONR) shares in this filing?

No new purchase or sale is reported in this amendment. The Form 3/A simply corrects the previously stated number of shares beneficially owned, revising it from 563,103 to 763,083 Ordinary Shares as of March 18, 2026.

Why was ioneer (IONR) director Timothy Roy Woodall’s Form 3 amended?

The amendment was filed to correct the number of Ordinary Shares beneficially owned as of March 18, 2026. The original Form 3 understated his holdings at 563,103 shares; the correct figure disclosed in this amendment is 763,083 shares.