DART MINING NL — Share Issue/Capital Change 2026

Mar 4, 2026

Appendix 3H - Notification of cessation of securities

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Announcement Summary

Entity name

DART MINING NL

Announcement Type

New announcement

Date of this announcement

Thursday March 05, 2026

Details of +securities that have ceased

		Number of
ASX +security		+securities that	The +securities have	Date of
code	Security description	have ceased	ceased due to	cessation
DTMAAG	OPTION EXPIRING	550,000	Lapse of conditional right to	05/03/2026
	09-OCT-2028 EX $0.15		securities because the
			conditions have not been, or
			have become incapable of
			being, satisfied
DTMAAH	OPTION EXPIRING	275,001	Lapse of conditional right to	05/03/2026
	31-OCT-2028 EX $0.051		securities because the
			conditions have not been, or
			have become incapable of
			being, satisfied
DTMAW	OPTION EXPIRING	274,193	Lapse of conditional right to	05/03/2026
	30-NOV-2028 EX $0.90		securities because the
			conditions have not been, or
			have become incapable of
			being, satisfied

Refer to next page for full details of the announcement

Appendix 3H - Notification of cessation of securities

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Appendix 3H - Notification of cessation of securities

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Part 1 - Announcement Details

1.1 Name of +Entity

DART MINING NL

We (the entity named above) provide the following information about our issued capital.

1.2 Registered Number Type Registration Number ACN 119904880

1.3 ASX issuer code

DTM

1.4 The announcement is

New announcement

1.5 Date of this announcement

5/3/2026

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Appendix 3H - Notification of cessation of securities

Part 2 - Details of +equity securities or +debt securities that have ceased

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ASX +Security Code and Description

DTMAW : OPTION EXPIRING 30-NOV-2028 EX $0.90

Unquoted +equity securities that have ceased Number of securities that have ceased

274,193

Reason for cessation

Lapse of conditional right to securities because the conditions have not been, or have become incapable of being, satisfied

Date of cessation

5/3/2026

Is the entity paying any consideration for the cessation? No

Any other information the entity wishes to notify to ASX about the cessation?

Lapse of employee options

ASX +Security Code and Description

DTMAAH : OPTION EXPIRING 31-OCT-2028 EX $0.051

Unquoted +equity securities that have ceased

Number of securities that have ceased

275,001

Reason for cessation

Lapse of conditional right to securities because the conditions have not been, or have become incapable of being, satisfied

Date of cessation Is the entity paying any consideration for the cessation? No 5/3/2026

Any other information the entity wishes to notify to ASX about the cessation?

Lapse of employee options

ASX +Security Code and Description

DTMAAG : OPTION EXPIRING 09-OCT-2028 EX $0.15

Unquoted +equity securities that have ceased

Number of securities that have ceased

550,000

Reason for cessation

Lapse of conditional right to securities because the conditions have not been, or have become incapable of being, satisfied

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Appendix 3H - Notification of cessation of securities

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Date of cessation Is the entity paying any consideration for the cessation? No 5/3/2026

Any other information the entity wishes to notify to ASX about the cessation?

Lapse of employee options

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Appendix 3H - Notification of cessation of securities

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Part 3 - Issued capital following changes

Following the cessation of the +securities the subject of this notification, the issued capital of the entity will comprise:

The figures in parts 3.1 and 3.2 below are automatically generated and may not reflect the entity's current issued capital if other Appendix 2A, Appendix 3G or Appendix 3H forms are currently with ASX for processing.

3.1 Quoted +equity securities and +debt securities (total number of each +class of +securities quoted on ASX)

	Total number of
ASX +security code and description	+securities on issue
DTMOC : OPTION EXPIRING 31-OCT-2028	143,730,989
DTM : ORDINARY FULLY PAID	209,708,623
DTMO : OPTION EXPIRING 07-MAY-2028	29,333,380
3.2 Unquoted +equity securities (total number of each +class of +equity securities issued but not quoted on ASX)
	Total number of
ASX +security code and description	+securities on issue
DTMAAF : OPTION EXPIRING 29-MAY-2028 EX $0.15	733,334
DTMAAG : OPTION EXPIRING 09-OCT-2028 EX $0.15	2,533,334
DTMAAH : OPTION EXPIRING 31-OCT-2028 EX $0.051	3,725,000
DTMAAE : OPTION EXPIRING 29-MAY-2028 EX $0.15	4,400,002
DTMAW : OPTION EXPIRING 30-NOV-2028 EX $0.90	0
DTMAAC : OPTION EXPIRING 13-NOV-2026 EX $0.30	2,000,000
DTMAE : OPTION EXPIRING 18-DEC-2028 EX $0.90	1,378,299

3.2 Unquoted +equity securities (total number of each +class of +equity securities issued but not quoted on ASX)

Note: the figures stated in the tables above are used to calculate the total market capitalisation of the entity published by ASX from time to time. The table will not include those classes of +securities that have ceased or lapsed in their entirety in ASX records before the announcement date described in Q1.5, even if the entity has advised ASX of a change to that class of +security in Part 2 of this form.

Appendix 3H - Notification of cessation of securities

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