BOSS ENERGY LTD — Major Shareholding Notification 2026

Jan 20, 2026

Form 605

Corporations Law Section 671B Notice of ceasing to be a substantial holder

To: Company Name/Scheme BOSS ENERGY LTD

ACN/ARSN 116 834 336

1. Details of substantial holder (1)

Name

UBS Group AG and its related bodies corporate

ACN/ARSN (if applicable):

The holder ceased to be a substantial shareholder on 19 January 2026 The previous notice was given to the company on 16 January 2026 The previous notice was dated 14 January 2026

2. Changes in relevant interests

Particulars of each change in, or change in the nature of, a relevant interest (2) of the substantial holder or an associate (3) in voting securities of the company or scheme, since the substantial holder was last required to give a substantial holding notice to the company or scheme are as follows:

Date of change	Person whose relevant interest changed	Nature of Change (4)	Consideration given in relation to change (5)	Class (6) and Number of securities affected	Person’s votes affected
Please see Appendix A.

3. Changes in association

The persons who have become associates (3) of, ceased to be associates of, or have changed the nature of their association (7) with, the substantial holder in relation to voting interests in the company or scheme are as follows:

Name and ACN/ARSN (if applicable)	Nature of association
N/A	N/A

4. Addresses

The addresses of persons named in this form are as follows:

Name	Address
N/A	N/A

SIGNATURE

Print Name: Dominic Eichrodt Capacity: Authorised signatory Sign Here: Date: 21 January 2026 Print Name: Ruby Ko Capacity: Authorised signatory Sign Here: Date: 21 January 2026

Contact details for this notice:

--------------------------------------------------------------Ruby Ko Group Compliance Operational Risk Control (T) +852 3712 2802

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BOE - Appendix A
Date of change Person whose relevant interest changed Nature of Change Consideration given in relation to change Number of securities Class
15-Jan-26 UBS Securities Australia Ltd Stock Returned N/A (272,392) Ordinary
15-Jan-26 UBS Securities Australia Ltd Sell 32,515 (20,464) Ordinary
15-Jan-26 UBS Securities Australia Ltd Buy 27,295 17,195 Ordinary
15-Jan-26 UBS Securities Australia Ltd Sell 135,495 (85,174) Ordinary
15-Jan-26 UBS Securities Australia Ltd Buy 5,646 3,584 Ordinary
15-Jan-26 UBS Securities Australia Ltd Buy 117,971 74,172 Ordinary
15-Jan-26 UBS Securities Australia Ltd Sell 4,347 (2,760) Ordinary
15-Jan-26 UBS Securities Australia Ltd Sell 596,416 (373,110) Ordinary
15-Jan-26 UBS Securities Australia Ltd Buy 1,148,654 720,069 Ordinary
15-Jan-26 UBS Securities Australia Ltd Buy 65,207 40,747 Ordinary
15-Jan-26 UBS Securities Australia Ltd Buy 11,684 7,387 Ordinary
15-Jan-26 UBS Securities Australia Ltd Sell 8,021 (5,052) Ordinary
15-Jan-26 UBS Securities Australia Ltd Sell 7,015 (4,454) Ordinary
15-Jan-26 UBS Securities Australia Ltd Sell 707 (449) Ordinary
15-Jan-26 UBS Securities Australia Ltd Buy 171,027 107,517 Ordinary
15-Jan-26 UBS Securities Australia Ltd Sell 9,266 (5,844) Ordinary
15-Jan-26 UBS Securities Australia Ltd Sell 126,577 (79,463) Ordinary
15-Jan-26 UBS Securities Australia Ltd Sell 5,548 (3,500) Ordinary
15-Jan-26 UBS Securities Australia Ltd Buy 477,167 299,446 Ordinary
15-Jan-26 UBS Securities Australia Ltd Sell 4,840 (3,043) Ordinary
15-Jan-26 UBS Securities Australia Ltd Buy 73,948 46,380 Ordinary
15-Jan-26 UBS Securities Australia Ltd Sell 10 (6) Ordinary
15-Jan-26 UBS Securities Australia Ltd Buy 51,051 31,959 Ordinary
15-Jan-26 UBS Securities Australia Ltd Sell 14,084 (8,942) Ordinary
15-Jan-26 UBS Securities Australia Ltd Sell 104,265 (65,300) Ordinary
15-Jan-26 UBS Securities Australia Ltd Buy 102,844 64,459 Ordinary
15-Jan-26 UBS Securities Australia Ltd Buy 6,251 3,928 Ordinary
15-Jan-26 UBS Securities Australia Ltd Sell 17,716 (11,152) Ordinary
15-Jan-26 UBS Securities Australia Ltd Buy 8,946 5,619 Ordinary
15-Jan-26 UBS Securities Australia Ltd Buy 32,231 20,464 Ordinary
15-Jan-26 UBS Securities Australia Ltd Buy 90,694 56,933 Ordinary
15-Jan-26 UBS Securities Australia Ltd Sell 2,122,633 (1,330,888) Ordinary
15-Jan-26 UBS Securities Australia Ltd Sell 27,263 (17,141) Ordinary
15-Jan-26 UBS Securities Australia Ltd Buy 132,630 83,415 Ordinary
15-Jan-26 UBS Securities Australia Ltd Buy 2,366,412 1,481,044 Ordinary
15-Jan-26 UBS Securities Australia Ltd Sell 751,881 (473,387) Ordinary
15-Jan-26 UBS Securities Australia Ltd Buy 842,125 528,475 Ordinary
15-Jan-26 UBS Securities Australia Ltd Buy 3,507 2,192 Ordinary
15-Jan-26 UBS Securities Australia Ltd Buy 1,796 1,133 Ordinary
16-Jan-26 UBS Asset Management Buy 16,435 10,402 Ordinary
16-Jan-26 UBS AG London Branch Stock returned N/A (321,133) Ordinary
16-Jan-26 UBS AG London Branch Stock returned N/A (188,960) Ordinary
16-Jan-26 UBS AG London Branch Stock returned N/A (357,885) Ordinary
16-Jan-26 UBS AG London Branch Stock returned N/A (85,840) Ordinary
16-Jan-26 UBS AG London Branch Stock returned N/A (603,089) Ordinary
16-Jan-26 UBS AG London Branch Stock returned N/A (3) Ordinary
16-Jan-26 UBS AG London Branch Stock returned N/A (9,883) Ordinary
16-Jan-26 UBS AG London Branch Stock returned N/A (271,800) Ordinary
16-Jan-26 UBS AG London Branch Stock returned N/A (9) Ordinary
16-Jan-26 UBS AG London Branch Stock returned N/A (72,027) Ordinary
16-Jan-26 UBS AG London Branch Stock returned N/A (2,116,273) Ordinary
16-Jan-26 UBS AG London Branch Stock returned N/A (12,770) Ordinary
16-Jan-26 UBS AG London Branch Sell 19,966 (12,717) Ordinary
16-Jan-26 UBS AG London Branch Sell 2,763 (1,760) Ordinary
16-Jan-26 UBS AG London Branch Sell 6 (4) Ordinary
16-Jan-26 UBS AG London Branch Sell 398 (252) Ordinary
16-Jan-26 UBS AG London Branch Sell 1,591 (1,007) Ordinary
16-Jan-26 UBS AG London Branch Sell 871 (553) Ordinary
16-Jan-26 UBS AG London Branch Sell 95 (60) Ordinary
16-Jan-26 UBS AG London Branch Sell 381 (241) Ordinary
16-Jan-26 UBS AG London Branch Sell 6,224 (3,939) Ordinary
16-Jan-26 UBS AG London Branch Sell 6 (4) Ordinary
16-Jan-26 UBS Securities Australia Ltd Sell 62 (39) Ordinary
16-Jan-26 UBS Securities Australia Ltd Sell 15,151 (9,650) Ordinary
16-Jan-26 UBS Securities Australia Ltd Buy 49,662 31,396 Ordinary
16-Jan-26 UBS Securities Australia Ltd Buy 149,186 94,219 Ordinary
16-Jan-26 UBS Securities Australia Ltd Buy 2 1 Ordinary
16-Jan-26 UBS Securities Australia Ltd Sell 131,063 (82,836) Ordinary
16-Jan-26 UBS Securities Australia Ltd Sell 4,831 (3,077) Ordinary
16-Jan-26 UBS Securities Australia Ltd Buy 31,374 19,856 Ordinary
16-Jan-26 UBS Securities Australia Ltd Sell 1,421,561 (892,044) Ordinary
16-Jan-26 UBS Securities Australia Ltd Buy 583,010 364,518 Ordinary
16-Jan-26 UBS Securities Australia Ltd Buy 231,630 145,606 Ordinary
16-Jan-26 UBS Securities Australia Ltd Sell 212,061 (133,936) Ordinary
16-Jan-26 UBS Securities Australia Ltd Sell 215,431 (136,349) Ordinary
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16-Jan-26 UBS Securities Australia Ltd Buy 358,600 218,379 Ordinary
16-Jan-26 UBS Securities Australia Ltd Sell 7,979 (5,048) Ordinary
16-Jan-26 UBS Securities Australia Ltd Buy 112,193 69,937 Ordinary
16-Jan-26 UBS Securities Australia Ltd Sell 47,030 (29,719) Ordinary
16-Jan-26 UBS Securities Australia Ltd Sell 200,778 (127,260) Ordinary
16-Jan-26 UBS Securities Australia Ltd Buy 401,816 251,135 Ordinary
16-Jan-26 UBS Securities Australia Ltd Buy 12,423 7,852 Ordinary
16-Jan-26 UBS Securities Australia Ltd Sell 102,882 (65,099) Ordinary
16-Jan-26 UBS Securities Australia Ltd Sell 25 (16) Ordinary
16-Jan-26 UBS Securities Australia Ltd Buy 56,864 34,948 Ordinary
16-Jan-26 UBS Securities Australia Ltd Buy 99,978 62,592 Ordinary
16-Jan-26 UBS Securities Australia Ltd Sell 99,549 (62,028) Ordinary
16-Jan-26 UBS Securities Australia Ltd Sell 91,313 (57,870) Ordinary
16-Jan-26 UBS Securities Australia Ltd Buy 15,247 9,650 Ordinary
16-Jan-26 UBS Securities Australia Ltd Buy 33,329 20,917 Ordinary
16-Jan-26 UBS Securities Australia Ltd Sell 2,923,034 (1,842,326) Ordinary
16-Jan-26 UBS Securities Australia Ltd Buy 2,017,149 1,261,191 Ordinary
16-Jan-26 UBS Securities Australia Ltd Sell 24,656 (15,592) Ordinary
16-Jan-26 UBS Securities Australia Ltd Buy 174,700 109,564 Ordinary
16-Jan-26 UBS Securities Australia Ltd Sell 1,755,054 (1,104,363) Ordinary
16-Jan-26 UBS Securities Australia Ltd Buy 1,424,181 884,090 Ordinary
16-Jan-26 UBS Securities Australia Ltd Buy 4,162 2,612 Ordinary
19-Jan-26 UBS Securities Australia Ltd Stock Returned N/A (1,600,000) Ordinary
19-Jan-26 UBS Securities Australia Ltd Stock Returned N/A (2,284,894) Ordinary
19-Jan-26 UBS AG London Branch Stock borrowed N/A 83,529 Ordinary
19-Jan-26 UBS Securities Australia Ltd Sell 154,370 (86,000) Ordinary
19-Jan-26 UBS Securities Australia Ltd Sell 64,690 (36,039) Ordinary
19-Jan-26 UBS Securities Australia Ltd Sell 155,176 (86,705) Ordinary
19-Jan-26 UBS Securities Australia Ltd Sell 4,466 (2,509) Ordinary
19-Jan-26 UBS Securities Australia Ltd Buy 21,111 11,982 Ordinary
19-Jan-26 UBS Securities Australia Ltd Buy 52,641 29,575 Ordinary
19-Jan-26 UBS Securities Australia Ltd Buy 193,405 109,584 Ordinary
19-Jan-26 UBS Securities Australia Ltd Buy 47,645 27,201 Ordinary
19-Jan-26 UBS Securities Australia Ltd Sell 34,685 (21,067) Ordinary
19-Jan-26 UBS Securities Australia Ltd Buy 692,955 390,265 Ordinary
19-Jan-26 UBS Securities Australia Ltd Sell 144,346 (80,916) Ordinary
19-Jan-26 UBS Securities Australia Ltd Sell 6,782 (3,818) Ordinary
19-Jan-26 UBS Securities Australia Ltd Buy 6,905 3,928 Ordinary
19-Jan-26 UBS Securities Australia Ltd Buy 92,703 52,681 Ordinary
19-Jan-26 UBS Securities Australia Ltd Buy 3,380 1,896 Ordinary
19-Jan-26 UBS Securities Australia Ltd Buy 930,563 535,391 Ordinary
19-Jan-26 UBS Securities Australia Ltd Sell 2,655,199 (1,505,300) Ordinary
19-Jan-26 UBS Securities Australia Ltd Buy 2,695,926 1,574,999 Ordinary
19-Jan-26 UBS Securities Australia Ltd Buy 73,635 42,490 Ordinary
19-Jan-26 UBS Securities Australia Ltd Sell 44,631 (25,254) Ordinary
19-Jan-26 UBS Securities Australia Ltd Buy 337,897 196,543 Ordinary
19-Jan-26 UBS Securities Australia Ltd Sell 38,934 (21,736) Ordinary
19-Jan-26 UBS Securities Australia Ltd Sell 230,740 (128,546) Ordinary
19-Jan-26 UBS Securities Australia Ltd Buy 92,899 53,513 Ordinary
19-Jan-26 UBS Securities Australia Ltd Sell 30,666 (17,257) Ordinary
19-Jan-26 UBS Securities Australia Ltd Buy 65,184 36,796 Ordinary
19-Jan-26 UBS Securities Australia Ltd Sell 38,115 (21,341) Ordinary
19-Jan-26 UBS Securities Australia Ltd Buy 471,901 281,245 Ordinary
19-Jan-26 UBS Securities Australia Ltd Buy 1,442,003 843,326 Ordinary
19-Jan-26 UBS Securities Australia Ltd Sell 176,063 (99,129) Ordinary
19-Jan-26 UBS Securities Australia Ltd Sell 234,908 (132,972) Ordinary
19-Jan-26 UBS Securities Australia Ltd Buy 149,048 84,831 Ordinary
19-Jan-26 UBS Securities Australia Ltd Sell 48 (27) Ordinary
19-Jan-26 UBS Securities Australia Ltd Buy 103,455 58,121 Ordinary
19-Jan-26 UBS Securities Australia Ltd Sell 222,528 (126,638) Ordinary
19-Jan-26 UBS Securities Australia Ltd Sell 4,804 (2,683) Ordinary
19-Jan-26 UBS Securities Australia Ltd Buy 230,027 131,204 Ordinary
19-Jan-26 UBS Securities Australia Ltd Buy 739,977 417,759 Ordinary
19-Jan-26 UBS Securities Australia Ltd Buy 143,315 86,705 Ordinary
19-Jan-26 UBS Securities Australia Ltd Buy 59,284 36,039 Ordinary
19-Jan-26 UBS Securities Australia Ltd Buy 199 112 Ordinary
19-Jan-26 UBS Securities Australia Ltd Buy 141,470 86,000 Ordinary
19-Jan-26 UBS Securities Australia Ltd Buy 545,627 312,376 Ordinary
19-Jan-26 UBS Securities Australia Ltd Sell 4,194,634 (2,369,716) Ordinary
19-Jan-26 UBS Securities Australia Ltd Buy 8,376,050 4,762,908 Ordinary
19-Jan-26 UBS Securities Australia Ltd Sell 8,801 (4,911) Ordinary
19-Jan-26 UBS Securities Australia Ltd Buy 231,426 129,433 Ordinary
19-Jan-26 UBS Securities Australia Ltd Sell 2,291,497 (1,307,932) Ordinary
19-Jan-26 UBS Securities Australia Ltd Buy 3,771,043 2,164,902 Ordinary
19-Jan-26 UBS Securities Australia Ltd Buy 7,041 3,959 Ordinary
19-Jan-26 UBS Securities Australia Ltd Buy 1,288 725 Ordinary
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