OPERATIONAL UPDATE for the three months ended 30 September 2023 Harmony Gold Mining Company Limited Incorporated in the Republic of South Africa (“Q1FY24”) Registration number: 1950/038232/06 JSE share code: HAR NYSE share code: HMY ISIN: ZAE000015228 (“Harmony” or “the Company”) KEY HIGHLIGHTS HARMONY DELIVERS STELLAR FIRST QUARTER. Uranium is a by-product from the gold extraction process at Moab HIGHER FREE CASH FLOWS, HIGHER RECOVERED Khotsong. This quarter, uranium production increased by 50% to 70 044kg (Q1FY24 vs Q1FY23*) GRADES, HIGHER PRODUCTION, HIGHER GOLD (154 420lb) from 46 710kg (102 978lb) in Q1FY23. Uranium sold increased 116% to 92 987kg (205 000lb) from 43 091kg (95 000lb). • Group LTIFR# at 4.84 with safety performance trending in PRICE RECEIVED … WITH LOWER COSTS Year-on-year, the average uranium price received increased by 24% the right direction Johannesburg, South Africa. Monday, 13 November 2023. to US$58.21/lb from US$47.01/lb, resulting in uranium revenue of • 18% increase in underground recovered grades to Harmony Gold Mining Company Limited (Harmony or the Company) is R223 million (US$12 million) for the quarter. 6.29g/t from 5.35g/t pleased to report our operational update for the three months ended 30 September 2023 (Q1FY24). The rand gold price remained favourable, increasing by 18% to • 17% increase in total gold production to 13 223kg R1 127 208/kg (US$1 881/oz) from R955 010/kg (US$1 743/oz) (425 130oz) from 11 301kg (363 336oz) The first quarter saw a continuation of the strong operating performance year-on-year. The strong rand/kg gold price continues to provide • 7% improvement in group all-in sustaining costs (AISC) across all our operations, resulting in higher gold production and Harmony with a significant tailwind. to R841 436/kg (US$1 404/oz) from R907 573/kg outstanding operating free cash flows. This was mainly due to higher average underground recovered grades from our South African Gold revenue increased by 33% to R14 781 million (US$793 million) this (US$1 657/oz) underground operations alongside a very strong quarter from the Hidden quarter from R11 137 million (US$654 million) in Q1FY23. • 33% increase in gold revenue to R14 781 million Valley mine in Papua New Guinea. (US$793 million) from R11 137 million (US$654 million) We continue to manage costs carefully and are pleased that all our cost Average recovered grades at the South African underground operations metrics per unit are lower year-on-year – in both rand and US dollar terms • 18% increase in average gold price received to increased by 18% to 6.29g/t for the Q1FY24 reporting period from 5.35g/t – as a result of the higher recovered grades, low-cost surface retreatment R1 127 208/kg (US$1 881/oz) from R955 010/kg in Q1FY23. The higher underground recovered grades were underpinned production and higher by-product credits from silver and uranium. (US$1 743/oz) by our high-grade Mponeng and Moab Khotsong operations. Recovered • 278% increase in group operating free cash flow to • Cash operating costs in Q1FY24 decreased by 6% to R711 999/kg grades at the Hidden Valley mine have remained high since we intercepted R3 236 million (US$174 million) from R857 million (US$1 188/oz) from R756 166/kg (US$1 380/oz) in Q1FY23 the high-grade 'Big Red' part of the ore body in the fourth quarter of (US$50 million) driven by higher recovered grades at the previous financial year (Q4FY23). Recovered grades at Hidden Valley • All-in sustaining costs (AISC) decreased by 7% to R841 436/kg Mponeng, Moab Khotsong and Hidden Valley therefore increased by 74% year-on-year to 1.76g/t from 1.01g/t (US$1 404/oz) from R907 573/kg (US$1 657/oz) in Q1FY23 • High-grade underground operations contributed 53% in Q1FY23. • All-in costs (AIC) decreased by 5% to R900 505/kg (US$1 503/oz) from towards group operating free cash flow R946 228/kg (US$1 727/oz) Group gold production in Q1FY24 increased by 17% to 13 223kg • Hidden Valley mine contributed 22% towards group (425 130oz) from 11 301kg (363 336oz) in Q1FY23 with almost all our Group operating free cash flows increased by 278% in Q1FY24 to operating free cash flow operations delivering higher production year-on-year. We are confident this R3 236 million (US$174 million) from R857 million (US$50 million) in • Net debt to EBITDA at zero from 0.2 times at the end of good momentum will continue on the back of improved flexibility. Q1FY23. Group operating free cash flow margins increased to 22% in this the previous financial year reporting period from 8% in Q1FY23. Silver production from Hidden Valley increased by 55% to 30 914kg • We remain on track to meet our FY24 production, cost (993 914oz) from 19 955kg (641 579oz) in Q1FY23. The average silver The Company’s balance sheet has continued to strengthen this quarter and grade guidance price received also increased by 35% to R14 157/kg (US$23.59/oz) as we reduced our net debt to R117 million (US$6 million) from from R10 514/kg (US$19.21/oz) in Q1FY23. As a result, we generated R2 726 million (US$145 million) at the end of the 2023 financial year. Net * Q1FY23 – three-month period ended 30 September 2022 R433 million (US$23 million) in silver revenue at Hidden Valley. debt to EBITDA ratio is 0.0 times from 0.2 times in the previous quarter. # LTIFR – lost-time injury frequency rate Please note that financial information has not been reviewed or audited by the Company's external auditors We have an extensive project pipeline to help us achieve our goal to HEALTH AND SAFETY at Kusasalethu on 5 September 2023 (Q1FY24), while the second event improve the quality of our ounces and expand our margins as we occurred at Tshepong North on 6 October 2023 (Q2FY24). transform into a global gold-copper producer. We are on track with the key Harmony's safety performance continues to improve. The group LTIFR for this quarter improved to 4.84 from 5.68 in Q1FY23, the lowest in ten We express our sincerest condolences to the families of: projects in execution. These include the tailings storage facility expansion years. This is a remarkable achievement and reflects the immense effort by • Amahle Nodangala, rock drill operator, Kusasalethu at Mine Waste Solutions and the Zaaiplaats project which is the life of each employee to embed a culture of safety and to live the Harmony values mine extension at Moab Khotsong. • Luvuyo Sangeni, development team member, Kusasalethu at work and at home. Newmont Corporation has joined Harmony as partner in the Wafi-Golpu • Mlandelwa Zide, scrapper winch operator, Tshepong North Despite these efforts, more still needs to be done to achieve our goal of Joint Venture effective 7 November 2023, following the conclusion of the One life lost is one too many. Harmony takes the learnings from every zero-loss of life. We are deeply saddened that three of our colleagues lost Newcrest Mining Limited acquisition. We look forward to working with incident as we continue our relentless pursuit of achieving zero loss of life. their lives in two separate fall-of-ground events. The first event occurred them as we continue with the permitting of Wafi-Golpu after the signing of the non-binding framework Memorandum of Understanding (MoU) on 6 April 2023. COMPARATIVE OPERATIONAL METRICS FOR Q1FY24 VS Q4FY23 AND Q1FY23 Sustainability is embedded throughout Harmony, As such, we are Q-on-q Y-on-y incorporating a risk-based approach to informing and updating the Unit Q1FY24 Q4FY23 (%) Q1FY23 (%) feasibility study for the Eva Copper Mine Project in Australia. A key R/kg 1 127 208 1 143 114 (1) 955 010 18 Average gold price received project consideration is to include the supply of renewable power in the $/oz 1 881 1 904 (1) 1 743 8 project plan, which amongst other proposed changes, will require an Underground yield g/t 6.29 6.09 3 5.35 18 environmental permit amendment. Harmony continues to receive good kg 13 223 12 302 7 11 301 17 support from the state and local level stakeholders as we progress the Gold produced total oz 425 130 395 520 7 363 336 17 Eva Copper Mine Project for the benefit of all our stakeholders. We will kg 5 448 4 802 13 5 345 2 continue providing updates on the progress of the study and the SA optimised underground1 oz 175 158 154 389 13 171 845 2 permitting process. kg 4 234 4 105 3 3 122 36 In the interim, we are continuing with enhancing the resource and project SA high grade underground2 oz 136 126 131 979 3 100 374 36 footprint database required to inform the feasibility study outcomes kg 2 185 1 959 12 1 822 20 through on-site drilling, laboratory test-work and modelling activities, SA surface3 oz 70 250 62 984 12 58 580 20 with over 41 000 metres drilled in the period since acquiring the project. kg 1 356 1 436 (6) 1 012 34 This will inform resource definition, geotechnical, metallurgical and International (Hidden Valley) geohydrological data sets in addition to study optimisation work streams. oz 43 596 46 168 (6) 32 537 34 R/kg 711 999 717 982 1 756 166 6 The sequencing of our capital expenditure is expected to remain largely Total cash costs $/oz 1 188 1 196 1 1 380 14 unchanged, with comfortable levels of capital intensity alongside our R/kg 841 436 878 138 4 907 573 7 robust balance sheet. Group AISC US$/oz 1 404 1 462 4 1 657 15 As we head towards the end of the calendar year, it is imperative we R/kg 900 505 937 480 4 946 228 5 remain focused on safety, effective cost management and delivering Group AIC US$/oz 1 503 1 561 4 1 727 13 operational excellence across all our operations. Our people remain our Average exchange rate R/US$ 18.64 18.68 — 17.04 9 number one asset. The remarkable improvement in our group safety performance is evidence that a proactive safety culture and operational 1 Tshepong South, Tshepong North, Target 1, Joel, Masimong, Doornkop and Kusasalethu excellence work hand-in-hand. This is a true example of mining 2 Mponeng and Moab Khotsong with purpose as we continue creating value for all our shareholders 3 Mine Waste Solutions, Phoenix, Central Plant, Savuka Tailings, Dumps and Kalgold and stakeholders. 2 Harmony Gold Mining Company Limited | Operational Update for the three months ended 30 September 2023 HEDGING ANNUAL PRODUCTION, COST AND GRADE GUIDANCE During the quarter, the rand gold hedge book was maintained at 20%. The average forward rand gold price on the While we are only one quarter into FY24, we are confident of achieving our annual guidance of: hedge book is at R1 215 000/kg on a net position of 542 000oz at the end of the first quarter. Harmony will only • 1 380 000 to 1 480 000oz in total production hedge when it is certain that it can achieve a minimum margin of 25% above AISC and inflation. • overall AISC guidance of below R975 000/kg • underground grade guidance at 5.60 to 5.75g/t HEDGE POSITION AS AT 30 SEPTEMBER 2023 FY2024 FY2025 FY2026 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Total Rand gold Forward contracts koz 78 78 78 76 72 72 66 22 542 R’000/kg 1 099 1 134 1 165 1 189 1 230 1 316 1 365 1 364 1 215 Dollar gold Forward contracts koz 9 9 9 9 6 3 1 — 46 $/oz 1 941 2 052 2 106 2 127 2 150 2 171 2 187 — 2 079 Total gold koz 87 87 87 85 78 75 67 22 588 Currency hedges Rand dollar Zero cost collars $m 78 78 78 78 76 66 30 — 484 Floor R/$ 17.64 17.81 18.04 18.25 18.72 19.33 19.98 — 18.38 Cap R/$ 19.58 19.76 20.03 20.25 20.73 21.35 22.01 — 20.36 Forward contracts $m 36 36 36 36 33 24 13 — 214 R/$ 18.65 18.83 19.06 19.39 19.67 20.19 20.50 — 19.17 Total dollar $m 114 114 114 114 109 90 43 — 698 Dollar silver Zero cost collars koz 240 240 240 210 210 120 40 — 1 300 Floor $/oz 24.35 24.53 24.54 24.66 24.92 25.59 25.86 — 24.72 Cap $/oz 27.12 27.31 27.42 27.66 27.92 28.59 28.86 — 27.61 3 Harmony Gold Mining Company Limited | Operational Update for the three months ended 30 September 2023 OPERATING RESULTS – QUARTER ON QUARTER (RAND/METRIC) SOUTH AFRICA UNDERGROUND PRODUCTION Three TOTAL months Moab Tshepong Tshepong UNDER- ended Khotsong Mponeng North South Doornkop Joel Target 1 Kusasalethu Masimong GROUND Sep-23 234 242 206 130 221 118 124 143 122 1 540 Ore milled t'000 Jun-23 235 240 197 120 233 112 99 114 113 1 463 Sep-23 8.06 9.70 4.73 7.51 4.45 4.42 3.95 6.96 4.16 6.29 Yield g/tonne Jun-23 8.38 8.90 4.31 7.22 4.21 4.30 3.40 7.44 3.88 6.09 Sep-23 1 887 2 347 974 976 984 521 490 995 508 9 682 Gold produced kg Jun-23 1 970 2 135 850 866 981 482 337 848 438 8 907 Sep-23 1 964 2 324 941 944 962 503 484 985 491 9 598 Gold sold kg Jun-23 1 923 2 155 858 874 970 486 333 856 442 8 897 Sep-23 1 140 814 1 137 959 1 138 429 1 138 051 1 140 873 1 138 684 1 139 329 1 135 160 1 138 251 1 138 725 Gold price received R/kg Jun-23 1 154 526 1 154 348 1 156 627 1 158 025 1 158 457 1 157 537 1 151 784 1 153 944 1 156 018 1 155 538 Sep-23 2 240 559 2 644 617 1 071 262 1 074 320 1 097 520 572 758 551 435 1 118 133 558 881 10 929 485 Gold revenue¹ R'000 Jun-23 2 220 154 2 487 621 992 386 1 012 114 1 123 703 562 563 383 544 987 776 510 960 10 280 821 Cash operating cost Sep-23 1 184 336 1 517 720 769 584 682 210 789 095 453 130 604 179 944 227 472 711 7 417 192 R'000 (net of by-product credits) Jun-23 1 296 301 1 440 725 691 365 606 557 797 367 438 650 533 910 837 010 450 311 7 092 196 Sep-23 63 842 (10 553) (26 898) (26 629) (11 864) (13 733) (11 066) (7 730) (14 154) (58 785) Inventory movement R'000 Jun-23 (85 821) 5 911 4 483 6 175 (4 380) 2 996 (2 722) 5 993 4 314 (63 051) Sep-23 1 248 178 1 507 167 742 686 655 581 777 231 439 397 593 113 936 497 458 557 7 358 407 Operating costs R'000 Jun-23 1 210 480 1 446 636 695 848 612 732 792 987 441 646 531 188 843 003 454 625 7 029 145 Sep-23 992 381 1 137 450 328 576 418 739 320 289 133 361 (41 678) 181 636 100 324 3 571 078 Production profit R'000 Jun-23 1 009 674 1 040 985 296 538 399 382 330 716 120 917 (147 644) 144 773 56 335 3 251 676 Sep-23 297 898 183 816 116 260 122 459 180 939 56 865 111 684 49 267 4 630 1 123 818 Capital expenditure R'000 Jun-23 327 249 181 864 155 700 146 924 203 515 64 760 136 003 73 798 13 228 1 303 041 Sep-23 627 629 646 664 790 127 698 986 801 926 869 731 1 233 018 948 972 930 533 766 081 Cash operating costs R/kg Jun-23 658 021 674 813 813 371 700 412 812 810 910 062 1 584 303 987 040 1 028 107 796 250 Sep-23 5 061 6 272 3 736 5 248 3 571 3 840 4 872 6 603 3 875 4 816 Cash operating costs R/tonne Jun-23 5 516 6 003 3 509 5 055 3 422 3 917 5 393 7 342 3 985 4 848 Cash operating cost Sep-23 785 498 724 983 909 491 824 456 985 807 978 877 1 460 945 998 486 939 648 882 153 R/kg and Capital Jun-23 824 137 759 995 996 547 870 070 1 020 267 1 044 419 1 987 872 1 074 066 1 058 308 942 544 Sep-23 730 422 758 337 942 276 835 731 971 798 1 020 734 1 486 712 1 039 994 1 015 902 892 228 All-in sustaining cost R/kg Jun-23 749 609 779 676 1 014 862 871 699 979 683 1 067 174 1 908 404 1 132 651 1 047 175 931 905 Operating free cash Sep-23 34% 36% 17% 25% 12% 11% (30)% 11% 15% 22% % flow margin² Jun-23 27% 35% 15% 26% 11% 11% (75)% 8% 9% 18% 4 Harmony Gold Mining Company Limited | Operational Update for the three months ended 30 September 2023 OPERATING RESULTS – QUARTER ON QUARTER (RAND/METRIC) continued SOUTH AFRICA SURFACE PRODUCTION Three Mine Central TOTAL months Waste Plant Savuka TOTAL SOUTH Hidden TOTAL ended Solutions Phoenix Reclamation Tailings Dumps Kalgold SURFACE AFRICA Valley HARMONY Sep-23 5 874 1 494 998 1 012 940 405 10 723 12 263 772 13 035 Ore milled t'000 Jun-23 5 583 1 538 980 968 931 359 10 359 11 822 910 12 732 Sep-23 0.148 0.147 0.156 0.150 0.420 0.96 0.20 0.97 1.76 1.01 Yield g/tonne Jun-23 0.129 0.151 0.153 0.149 0.455 0.81 0.19 0.92 1.58 0.97 Sep-23 872 220 156 152 395 390 2 185 11 867 1 356 13 223 Gold produced kg Jun-23 718 232 150 144 424 291 1 959 10 866 1 436 12 302 Sep-23 800 208 153 155 350 381 2 047 11 645 1 396 13 041 Gold sold kg Jun-23 695 238 150 140 455 284 1 962 10 859 1 305 12 164 Sep-23 917 805 1 159 692 1 135 745 1 140 226 1 131 894 1 139 255 1 053 338 1 123 716 1 156 340 1 127 208 Gold price received R/kg Jun-23 935 055 1 186 210 1 158 993 1 151 250 1 154 758 1 154 817 1 080 830 1 142 040 1 152 056 1 143 114 Sep-23 815 096 241 216 173 769 176 735 396 163 434 056 2 237 035 13 166 520 1 614 251 14 780 771 Gold revenue¹ R'000 Jun-23 725 497 282 318 173 849 161 175 525 415 327 968 2 196 222 12 477 043 1 503 433 13 980 476 Cash operating cost Sep-23 554 241 136 805 97 302 98 019 331 009 279 986 1 497 362 8 914 554 500 209 9 414 763 R'000 (net of by-product credits) Jun-23 465 675 126 785 85 863 85 156 321 557 245 017 1 330 053 8 422 249 410 368 8 832 617 Sep-23 (38 602) (8 372) (3 029) 1 508 (12 349) (4 101) (64 945) (123 730) 1 703 (122 027) Inventory movement R'000 Jun-23 (6 903) 3 664 311 (3 149) 32 120 (7 974) 18 069 (44 982) (77 188) (122 170) Sep-23 515 639 128 433 94 273 99 527 318 660 275 885 1 432 417 8 790 824 501 912 9 292 736 Operating costs R'000 Jun-23 458 772 130 449 86 174 82 007 353 677 237 043 1 348 122 8 377 267 333 180 8 710 447 Sep-23 299 457 112 783 79 496 77 208 77 503 158 171 804 618 4 375 696 1 112 339 5 488 035 Production profit R'000 Jun-23 266 725 151 869 87 675 79 168 171 738 90 925 848 100 4 099 776 1 170 253 5 270 029 Sep-23 436 677 2 889 16 519 3 324 2 658 66 300 528 367 1 652 185 214 389 1 866 574 Capital expenditure R'000 Jun-23 364 846 5 816 14 696 7 654 9 324 54 349 456 685 1 759 726 428 043 2 187 769 Sep-23 635 597 621 841 623 731 644 862 837 997 717 913 685 292 751 205 368 886 711 999 Cash operating costs R/kg Jun-23 648 572 546 487 572 420 591 361 758 389 841 983 678 945 775 101 285 772 717 982 Sep-23 94 92 97 97 352 691 140 727 648 722 Cash operating costs R/tonne Jun-23 83 82 88 88 345 682 128 712 451 694 Cash operating cost Sep-23 1 136 374 634 973 729 622 666 730 844 727 887 913 927 107 890 431 526 990 853 160 R/kg and Capital Jun-23 1 156 714 571 556 670 393 644 514 780 380 1 028 749 912 066 937 049 583 852 895 821 Sep-23 715 684 640 726 729 217 663 555 918 051 929 546 779 538 872 295 584 011 841 436 All-in sustaining cost R/kg Jun-23 765 289 580 732 681 491 640 436 797 804 1 059 093 777 655 903 121 670 281 878 138 Operating free cash flow Sep-23 (35)% 42% 34% 43% 16% 21% 6% 19% 44% 22% % margin² Jun-23 (28)% 53% 42% 42% 37% 4% 15% 18% 39% 20% ¹Includes a non-cash consideration to Franco-Nevada (Sep-23:R80.852m, Jun-23:R75.634m) under Mine Waste Solutions, excluded from the gold price calculation. ²Excludes run of mine costs for Kalgold (Sep-23 : R1.398m, Jun-23 : -R14.217m) and Hidden Valley (Sep-23 : -R183.935m, Jun-23 : -R76.367m). 5 Harmony Gold Mining Company Limited | Operational Update for the three months ended 30 September 2023 OPERATING RESULTS – QUARTER ON QUARTER (US$/IMPERIAL) SOUTH AFRICA UNDERGROUND PRODUCTION Three TOTAL months Moab Tshepong Tshepong UNDER- ended Khotsong Mponeng North South Doornkop Joel Target 1 Kusasalethu Masimong GROUND Sep-23 258 267 227 143 244 130 137 158 135 1 699 Ore milled t'000 Jun-23 259 265 217 132 257 124 109 126 125 1 614 Sep-23 0.235 0.283 0.138 0.219 0.130 0.129 0.115 0.202 0.121 0.183 Yield oz/ton Jun-23 0.245 0.259 0.126 0.211 0.123 0.125 0.099 0.216 0.113 0.177 Sep-23 60 668 75 458 31 315 31 379 31 636 16 751 15 754 31 990 16 333 311 284 Gold produced oz Jun-23 63 337 68 642 27 328 27 843 31 540 15 497 10 835 27 264 14 082 286 368 Sep-23 63 144 74 718 30 254 30 350 30 929 16 172 15 561 31 668 15 786 308 582 Gold sold oz Jun-23 61 826 69 285 27 585 28 100 31 186 15 625 10 706 27 521 14 211 286 045 Sep-23 1 903 1 899 1 899 1 899 1 904 1 900 1 901 1 894 1 899 1 900 Gold price received $/oz Jun-23 1 923 1 922 1 926 1 929 1 929 1 928 1 918 1 922 1 925 1 924 Sep-23 120 193 141 869 57 467 57 631 58 876 30 725 29 581 59 981 29 981 586 304 Gold revenue¹ $'000 Jun-23 118 875 133 197 53 136 54 192 60 167 30 122 20 536 52 889 27 359 550 473 Cash operating cost Sep-23 63 533 81 417 41 284 36 597 42 330 24 308 32 410 50 652 25 358 397 889 $'000 (net of by-product credits) Jun-23 69 409 77 142 37 018 32 478 42 694 23 487 28 588 44 817 24 111 379 744 Sep-23 3 425 (566) (1 443) (1 428) (636) (737) (594) (415) (759) (3 153) Inventory movement $'000 Jun-23 (4 595) 316 240 331 (235) 160 (146) 321 231 (3 377) Sep-23 66 958 80 851 39 841 35 169 41 694 23 571 31 816 50 237 24 599 394 736 Operating costs $'000 Jun-23 64 814 77 458 37 258 32 809 42 459 23 647 28 442 45 138 24 342 376 367 Sep-23 53 235 61 018 17 626 22 462 17 182 7 154 (2 235) 9 744 5 382 191 568 Production profit $'000 Jun-23 54 061 55 739 15 878 21 383 17 708 6 475 (7 906) 7 751 3 017 174 106 Sep-23 15 981 9 860 6 237 6 570 9 707 3 052 5 991 2 642 248 60 288 Capital expenditure $'000 Jun-23 17 522 9 738 8 336 7 866 10 897 3 467 7 283 3 952 708 69 769 Sep-23 1 047 1 079 1 318 1 166 1 338 1 451 2 057 1 583 1 553 1 278 Cash operating costs $/oz Jun-23 1 096 1 124 1 355 1 166 1 354 1 516 2 638 1 644 1 712 1 326 Sep-23 246 305 182 256 173 187 237 321 188 234 Cash operating costs $/t Jun-23 268 291 171 246 166 189 262 356 193 235 Cash operating cost Sep-23 1 311 1 210 1 518 1 376 1 645 1 633 2 438 1 666 1 568 1 472 $/oz and Capital Jun-23 1 373 1 266 1 660 1 449 1 699 1 739 3 311 1 789 1 762 1 570 Sep-23 1 219 1 265 1 572 1 394 1 621 1 703 2 481 1 735 1 695 1 489 All-in sustaining cost $/oz Jun-23 1 248 1 298 1 690 1 452 1 632 1 777 3 178 1 886 1 744 1 552 Operating free cash Sep-23 34% 36% 17% 25% 12% 11% (30)% 11% 15% 22% % flow margin² Jun-23 27% 35% 15% 26% 11% 11% (75)% 8% 9% 18% 6 Harmony Gold Mining Company Limited | Operational Update for the three months ended 30 September 2023 OPERATING RESULTS – QUARTER ON QUARTER (US$/IMPERIAL) continued SOUTH AFRICA SURFACE PRODUCTION Three Mine Central TOTAL months Waste Plant Savuka TOTAL SOUTH Hidden TOTAL ended Solutions Phoenix Reclamation Tailings Dumps Kalgold SURFACE AFRICA Valley HARMONY Sep-23 6 477 1 647 1 101 1 116 1 037 447 11 825 13 524 851 14 375 Ore milled t'000 Jun-23 6 157 1 696 1 081 1 067 1 027 396 11 424 13 038 1 003 14 041 Sep-23 0.004 0.004 0.005 0.004 0.012 0.028 0.006 0.028 0.051 0.030 Yield oz/ton Jun-23 0.004 0.004 0.004 0.004 0.013 0.024 0.006 0.027 0.046 0.028 Sep-23 28 035 7 073 5 016 4 887 12 700 12 539 70 250 381 534 43 596 425 130 Gold produced oz Jun-23 23 084 7 459 4 823 4 630 13 632 9 356 62 984 349 352 46 168 395 520 Sep-23 25 721 6 687 4 919 4 983 11 253 12 249 65 812 374 394 44 882 419 276 Gold sold oz Jun-23 22 345 7 652 4 823 4 501 14 629 9 131 63 081 349 126 41 957 391 083 Sep-23 1 531 1 935 1 895 1 903 1 889 1 901 1 758 1 875 1 929 1 881 Gold price received $/oz Jun-23 1 557 1 975 1 930 1 917 1 923 1 923 1 800 1 902 1 919 1 904 Sep-23 43 725 12 940 9 322 9 481 21 252 23 285 120 005 706 309 86 595 792 904 Gold revenue¹ $'000 Jun-23 38 846 15 116 9 309 8 630 28 133 17 561 117 595 668 068 80 500 748 568 Cash operating cost Sep-23 29 732 7 339 5 219 5 258 17 756 15 019 80 323 478 212 26 833 505 045 $'000 (net of by-product credits) Jun-23 24 934 6 789 4 598 4 560 17 217 13 120 71 218 450 962 21 973 472 935 Sep-23 (2 071) (449) (162) 81 (662) (220) (3 483) (6 636) 91 (6 545) Inventory movement $'000 Jun-23 (370) 196 17 (169) 1 720 (427) 967 (2 410) (4 133) (6 543) Sep-23 27 661 6 890 5 057 5 339 17 094 14 799 76 840 471 576 26 924 498 500 Operating costs $'000 Jun-23 24 564 6 985 4 615 4 391 18 937 12 693 72 185 448 552 17 840 466 392 Sep-23 16 064 6 050 4 265 4 142 4 158 8 486 43 165 234 733 59 671 294 404 Production profit $'000 Jun-23 14 282 8 131 4 694 4 239 9 196 4 868 45 410 219 516 62 660 282 176 Sep-23 23 425 155 886 179 142 3 557 28 344 88 632 11 501 100 133 Capital expenditure $'000 Jun-23 19 535 312 787 409 499 2 910 24 452 94 221 22 918 117 139 Sep-23 1 061 1 038 1 040 1 076 1 398 1 198 1 143 1 253 615 1 188 Cash operating costs $/oz Jun-23 1 080 910 953 985 1 263 1 402 1 131 1 291 476 1 196 Sep-23 5 4 5 5 17 34 7 35 32 35 Cash operating costs $/t Jun-23 4 4 4 4 17 33 6 35 22 34 Cash operating cost Sep-23 1 896 1 060 1 217 1 113 1 409 1 481 1 547 1 486 879 1 424 $/oz and Capital Jun-23 1 926 952 1 117 1 073 1 300 1 713 1 519 1 561 972 1 492 Sep-23 1 194 1 069 1 217 1 107 1 532 1 551 1 301 1 455 967 1 404 All-in sustaining cost $/oz Jun-23 1 275 967 1 135 1 067 1 329 1 764 1 295 1 504 1 121 1 462 Operating free cash Sep-23 (35)% 42% 34% 43% 16% 21% 6% 19% 44% 22% % flow margin² Jun-23 (28)% 53% 42% 42% 37% 4% 15% 18% 39% 20% ¹Includes a non-cash consideration to Franco-Nevada (Sep-23: US$4.337m, Jun-23: US$4.050m) under Mine Waste Solutions, excluded from the gold price calculation. ²Excludes run of mine costs for Kalgold (Sep-23 : US$0.075m, Jun-23 : -US$0.761m) and Hidden Valley (Sep-23 : -US$9.867m, Jun-23 : -US$4.089m). 7 Harmony Gold Mining Company Limited | Operational Update for the three months ended 30 September 2023 DIRECTORATE AND ADMINISTRATION FORWARD-LOOKING STATEMENTS This booklet contains forward-looking statements within the meaning of the safe harbour provided by Section 21E of the HARMONY GOLD MINING COMPANY LIMITED TRANSFER SECRETARIES Exchange Act and Section 27A of the Securities Act of 1933, as amended (the “Securities Act”), with respect to our financial condition, results of operations, business strategies, operating efficiencies, competitive positions, growth opportunities Harmony Gold Mining Company Limited was JSE Investor Services (Proprietary) Limited for existing services, plans and objectives of management, markets for stock and other matters. These forward-looking incorporated and registered as a public company in (Registration number 2000/007239/07) statements, including, among others, those relating to our future business prospects, revenues, and the potential benefit of South Africa on 25 August 1950 19 Ameshoff Street, 13th Floor, Hollard House, acquisitions (including statements regarding growth and cost savings) wherever they may occur in this booklet, are necessarily Registration number: 1950/038232/06 Braamfontein estimates reflecting the best judgement of our senior management and involve a number of risks and uncertainties that PO Box 4844, Johannesburg, 2000, Sout ...