Company: RTNTF
Filing Date: 2025-02-20
Form Type: 20-F
Source: 0001628280-25-006642
Chunk: 302

Company: RIO TINTO LTD
Filing Date: 2025-02-20
Form: 20-F
Chunk 302
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 therefore it was aggregated with other closure study updates (see note 14) which were similar in nature and have been excluded from underlying EBITDA. The other closure study updates were at legacy sites managed by our central closure team as well as an update at Yarwun alumina refinery which was expensed due to the impairment earlier in the year. In 2022, the charge related to re-estimates of underlying closure cash flows for legacy sites where the environmental damage preceded ownership by Rio Tinto. (e) On 2 August 2022, we completed the sale of a gross production royalty which was retained following the disposal of the Cortez Complex in 2008. The gain recognised on sale of the royalty was excluded from underlying EBITDA on the grounds of individual magn itude .

| Annual Report on Form 20-F 2024 | 169 | riotinto.com |

Financial statements | Notes to the consolidated financial statements

2 Earnings per ordinary share

Basic earnings per share

|                                                                |    2024 |    2023 |    2022 |
| Net earnings attributable to owners of Rio Tinto (US$ million) |  11,552 |  10,058 |  12,392 |
| Weighted average number of shares (millions)(a)                | 1,623.1 | 1,621.4 | 1,619.8 |
| Basic earnings per ordinary share (cents)                      |   711.7 |   620.3 |   765.0 |

Diluted earnings per share

For the purposes of calculating diluted earnings per share, the effect of dilutive securities of 10.3million shares in 2024 ( 2023 : 10.1million ;

2022 : 9.8million ) is added to the weighted average number of shares described in footnote (a) below. This effect is calculated under the

treasury stock method, in accordance with IAS 33 “Earnings per Share”. Our only potential dilutive ordinary shares are share awards for which

terms and conditions are described in note 27.

|                                                                                       |    2024 |    2023 |    2022 |
| Net earnings attributable to owners of Rio Tinto (US$ million)                        |  11,552 |  10,058 |  12,392 |
| Weighted average number of shares (millions)(a)                                       | 1,