Form 8.3 RIO TINTO PLC AND RIO TINTO LIMITED

FORM 8.3

PUBLIC OPENING POSITION DISCLOSURE/DEALING DISCLOSURE BY

A PERSON WITH INTERESTS IN RELEVANT SECURITIES REPRESENTING 1% OR

MORE

Rule 8.3 of the Takeover Code (the "Code")

1.

KEY INFORMATION

(a)

Full name of discloser:

Barclays PLC.

(b)

Owner or controller of interest and short positions disclosed, if different from 1(a):

(c)

Name of offeror/offeree in relation to whose relevant securities this form relates:

RIO TINTO PLC AND RIO TINTO LIMITED

(d)

If an exempt fund manager connected with an offeror/offeree, state this and specify identity of offeror/offeree:

(e)

Date position held/dealing undertaken:

04 Feb 2026

(f)

In addition to the company in 1(c) above, is the discloser making disclosures in respect of any other party to the offer?

YES: GLENCORE PLC

2.

POSITIONS OF THE PERSON MAKING THE DISCLOSURE

(a)

Interests and short positions in the relevant securities of the offeror or offeree to which the disclosure relates following the dealing(if any)

Class of relevant security:

Rio Tinto plc 10p ordinary

Interests

Short Positions

Number

(%)

Number

(%)

(1) Relevant securities owned and/or controlled:

6,866,966

0.55%

7,449,490

0.59%

(2) Cash-settled derivatives:

6,437,248

0.51%

3,876,578

0.30%

(3) Stock-settled derivatives (including options) and agreements to purchase/sell: 

31,000

0.00%

1,840,119

0.14%

TOTAL: 

13,335,214

1.06%

13,166,187

1.03%

Class of relevant security:

Rio Tinto Limited ordinary

Interests

Short Positions

Number

(%)

Number

(%)

(1) Relevant securities owned and/or controlled:

854,317

0.23%

1,061,571

0.29%

(2) Cash-settled derivatives:

1,037,911

0.28%

743,417

0.20%

(3) Stock-settled derivatives (including options) and agreements to purchase/sell: 

0

0.00%

0

0.00%

TOTAL: 

1,892,228

0.51%

1,804,988

0.49%

(b)

Rights to subscribe for new securities (including directors and other executive options)

Class of relevant security in relation to which subscription right exists

Details, including nature of the rights concerned and relevant percentages:

3.

DEALINGS (IF ANY) BY THE PERSON MAKING THE DISCLOSURE

(a)

Purchase and sales

Class of relevant security

Purchase/sale

Number of securities

Price per unit

Rio Tinto plc 10p ordinary

Purchase

580,514

70.6300 GBP

Rio Tinto plc 10p ordinary

Purchase

175,665

71.2896 GBP

Rio Tinto plc 10p ordinary

Purchase

160,030

71.0682 GBP

Rio Tinto plc 10p ordinary

Purchase

144,000

70.3276 GBP

ADR

Purchase

116,046

96.2874 USD

Rio Tinto plc 10p ordinary

Purchase

101,745

71.4808 GBP

Rio Tinto plc 10p ordinary

Purchase

94,725

70.0500 GBP

Rio Tinto plc 10p ordinary

Purchase

69,994

71.3652 GBP

Rio Tinto plc 10p ordinary

Purchase

66,579

71.2374 GBP

Rio Tinto plc 10p ordinary

Purchase

50,224

71.3499 GBP

Rio Tinto plc 10p ordinary

Purchase

42,301

70.0834 GBP

Rio Tinto plc 10p ordinary

Purchase

33,128

70.6252 GBP

Rio Tinto plc 10p ordinary

Purchase

31,178

71.0664 GBP

Rio Tinto plc 10p ordinary

Purchase

21,398

70.3160 GBP

Rio Tinto plc 10p ordinary

Purchase

21,398

70.4292 GBP

ADR

Purchase

19,489

96.3327 USD

Rio Tinto plc 10p ordinary

Purchase

15,078

70.5179 GBP

Rio Tinto plc 10p ordinary

Purchase

14,659

82.5441 EUR

Rio Tinto plc 10p ordinary

Purchase

14,189

71.0756 GBP

ADR

Purchase

13,787

96.0504 USD

ADR

Purchase

13,628

96.1555 USD

ADR

Purchase

12,652

95.5423 USD

ADR

Purchase

12,614

96.6888 USD

Rio Tinto plc 10p ordinary

Purchase

8,986

71.5500 GBP

ADR

Purchase

8,815

96.9662 USD

Rio Tinto plc 10p ordinary

Purchase

7,447

70.7400 GBP

Rio Tinto plc 10p ordinary

Purchase

7,202

70.6600 GBP

Rio Tinto plc 10p ordinary

Purchase

5,936

72.0150 GBP

Rio Tinto plc 10p ordinary

Purchase

5,162

70.0612 GBP

Rio Tinto plc 10p ordinary

Purchase

5,098

70.1791 GBP

ADR

Purchase

5,090

96.4243 USD

ADR

Purchase

4,292

96.4800 USD

ADR

Purchase

4,173

95.6900 USD

ADR

Purchase

4,040

96.2757 USD

Rio Tinto plc 10p ordinary

Purchase

3,998

70.9620 GBP

Rio Tinto plc 10p ordinary

Purchase

3,037

70.3904 GBP

Rio Tinto plc 10p ordinary

Purchase

3,032

70.3887 GBP

ADR

Purchase

3,028

97.1544 USD

Rio Tinto plc 10p ordinary

Purchase

2,826

70.4100 GBP

Rio Tinto plc 10p ordinary

Purchase

2,666

70.9768 GBP

Rio Tinto plc 10p ordinary

Purchase

2,500

70.9443 GBP

ADR

Purchase

2,245

96.3556 USD

ADR

Purchase

2,066

96.1712 USD

Rio Tinto plc 10p ordinary

Purchase

2,018

71.7965 GBP

Rio Tinto plc 10p ordinary

Purchase

1,992

70.7334 GBP

ADR

Purchase

1,972

96.4111 USD

Rio Tinto plc 10p ordinary

Purchase

1,952

71.5535 GBP

Rio Tinto plc 10p ordinary

Purchase

1,919

82.3785 EUR

ADR

Purchase

1,327

96.3123 USD

Rio Tinto plc 10p ordinary

Purchase

1,250

70.2096 GBP

ADR

Purchase

1,233

96.5787 USD

Rio Tinto plc 10p ordinary

Purchase

1,115

70.2044 GBP

Rio Tinto plc 10p ordinary

Purchase

1,067

70.0535 GBP

ADR

Purchase

969

95.9771 USD

Rio Tinto plc 10p ordinary

Purchase

895

70.8451 GBP

Rio Tinto plc 10p ordinary

Purchase

873

70.9736 GBP

Rio Tinto plc 10p ordinary

Purchase

844

70.4240 GBP

Rio Tinto plc 10p ordinary

Purchase

842

70.3242 GBP

Rio Tinto plc 10p ordinary

Purchase

793

71.2102 GBP

ADR

Purchase

784

95.8578 USD

ADR

Purchase

770

96.4596 USD

Rio Tinto plc 10p ordinary

Purchase

765

71.2465 GBP

Rio Tinto plc 10p ordinary

Purchase

679

70.4135 GBP

ADR

Purchase

667

96.2822 USD

ADR

Purchase

650

96.5723 USD

ADR

Purchase

637

96.3383 USD

ADR

Purchase

632

96.1130 USD

Rio Tinto plc 10p ordinary

Purchase

623

71.9200 GBP

Rio Tinto plc 10p ordinary

Purchase

605

71.4452 GBP

ADR

Purchase

598

98.1205 USD

Rio Tinto plc 10p ordinary

Purchase

562

71.0043 GBP

Rio Tinto plc 10p ordinary

Purchase

548

70.6521 GBP

ADR

Purchase

498

98.4500 USD

Rio Tinto plc 10p ordinary

Purchase

488

71.0169 GBP

ADR

Purchase

464

96.4215 USD

ADR

Purchase

455

96.5092 USD

Rio Tinto plc 10p ordinary

Purchase

440

71.2595 GBP

Rio Tinto plc 10p ordinary

Purchase

421

71.0469 GBP

Rio Tinto plc 10p ordinary

Purchase

399

72.0400 GBP

ADR

Purchase

394

96.4691 USD

ADR

Purchase

382

96.5594 USD

Rio Tinto plc 10p ordinary

Purchase

369

70.6107 GBP

Rio Tinto plc 10p ordinary

Purchase

365

71.3184 GBP

ADR

Purchase

322

96.3367 USD

ADR

Purchase

300

97.2650 USD

ADR

Purchase

291

96.4121 USD

Rio Tinto plc 10p ordinary

Purchase

270

70.2200 GBP

Rio Tinto plc 10p ordinary

Purchase

266

70.8790 GBP

Rio Tinto plc 10p ordinary

Purchase

236

72.1500 GBP

Rio Tinto plc 10p ordinary

Purchase

215

70.9900 GBP

ADR

Purchase

213

96.0878 USD

ADR

Purchase

209

95.7466 USD

ADR

Purchase

200

95.5400 USD

ADR

Purchase

200

95.8250 USD

ADR

Purchase

200

95.9800 USD

Rio Tinto plc 10p ordinary

Purchase

192

81.8500 EUR

Rio Tinto plc 10p ordinary

Purchase

190

71.9100 GBP

Rio Tinto plc 10p ordinary

Purchase

184

72.0500 GBP

Rio Tinto plc 10p ordinary

Purchase

175

71.7828 GBP

Rio Tinto plc 10p ordinary

Purchase

169

70.7600 GBP

Rio Tinto plc 10p ordinary

Purchase

151

70.4912 GBP

Rio Tinto plc 10p ordinary

Purchase

144

71.0686 GBP

Rio Tinto plc 10p ordinary

Purchase

126

70.2900 GBP

Rio Tinto plc 10p ordinary

Purchase

120

71.6100 GBP

Rio Tinto plc 10p ordinary

Purchase

115

70.6200 GBP

Rio Tinto plc 10p ordinary

Purchase

110

72.0350 GBP

Rio Tinto plc 10p ordinary

Purchase

105

71.0000 GBP

ADR

Purchase

104

97.2332 USD

ADR

Purchase

101

96.5211 USD

Rio Tinto plc 10p ordinary

Purchase

100

72.0800 GBP

ADR

Purchase

100

95.7950 USD

Rio Tinto plc 10p ordinary

Purchase

92

71.1300 GBP

Rio Tinto plc 10p ordinary

Purchase

85

71.5110 GBP

Rio Tinto plc 10p ordinary

Purchase

79

70.0510 GBP

Rio Tinto plc 10p ordinary

Purchase

67

81.0600 EUR

Rio Tinto plc 10p ordinary

Purchase

56

72.0900 GBP

Rio Tinto plc 10p ordinary

Purchase

54

71.0270 GBP

Rio Tinto plc 10p ordinary

Purchase

50

71.5700 GBP

Rio Tinto plc 10p ordinary

Purchase

32

70.2612 GBP

ADR

Purchase

30

97.3870 USD

Rio Tinto plc 10p ordinary

Purchase

28

70.6841 GBP

ADR

Purchase

27

96.5000 USD

Rio Tinto plc 10p ordinary

Purchase

25

71.8089 GBP

Rio Tinto plc 10p ordinary

Purchase

20

71.5000 GBP

Rio Tinto plc 10p ordinary

Purchase

20

70.9600 GBP

ADR

Purchase

19

95.4278 USD

ADR

Purchase

19

97.7450 USD

ADR

Purchase

18

96.2944 USD

Rio Tinto plc 10p ordinary

Purchase

17

72.1000 GBP

Rio Tinto plc 10p ordinary

Purchase

14

70.0600 GBP

ADR

Purchase

12

95.9700 USD

ADR

Purchase

7

96.1900 USD

Rio Tinto plc 10p ordinary

Purchase

2

70.7700 GBP

Rio Tinto plc 10p ordinary

Purchase

2

70.4920 GBP

ADR

Purchase

1

96.2400 USD

Rio Tinto Limited ordinary

Purchase

18,192

159.1566 AUD

Rio Tinto Limited ordinary

Purchase

3,574

159.4300 AUD

Rio Tinto Limited ordinary

Purchase

1,695

158.1433 AUD

Rio Tinto Limited ordinary

Purchase

1,633

158.4307 AUD

Rio Tinto Limited ordinary

Purchase

1,380

159.4618 AUD

Rio Tinto Limited ordinary

Purchase

1,116

157.9485 AUD

Rio Tinto Limited ordinary

Purchase

795

159.0114 AUD

Rio Tinto Limited ordinary

Purchase

520

157.9800 AUD

Rio Tinto Limited ordinary

Purchase

121

158.8847 AUD

Rio Tinto Limited ordinary

Purchase

100

158.8441 AUD

Rio Tinto Limited ordinary

Purchase

12

157.1116 AUD

Rio Tinto Limited ordinary

Sale

29,603

158.8175 AUD

Rio Tinto Limited ordinary

Sale

3,574

159.4300 AUD

Rio Tinto Limited ordinary

Sale

2,656

159.2988 AUD

Rio Tinto Limited ordinary

Sale

1,695

158.1433 AUD

Rio Tinto Limited ordinary

Sale

1,211

158.1517 AUD

Rio Tinto Limited ordinary

Sale

795

159.0114 AUD

Rio Tinto Limited ordinary

Sale

449

158.7152 AUD

Rio Tinto Limited ordinary

Sale

138

158.7754 AUD

Rio Tinto Limited ordinary

Sale

106

158.8800 AUD

Rio Tinto Limited ordinary

Sale

100

158.8441 AUD

Rio Tinto Limited ordinary

Sale

78

158.6021 AUD

Rio Tinto Limited ordinary

Sale

70

157.9800 AUD

Rio Tinto Limited ordinary

Sale

33

159.4188 AUD

Rio Tinto Limited ordinary

Sale

24

158.7995 AUD

Rio Tinto Limited ordinary

Sale

15

158.9180 AUD

Rio Tinto plc 10p ordinary

Sale

466,357

70.0500 GBP

Rio Tinto plc 10p ordinary

Sale

246,474

71.3500 GBP

Rio Tinto plc 10p ordinary

Sale

199,767

70.3779 GBP

ADR

Sale

144,000

96.3500 USD

Rio Tinto plc 10p ordinary

Sale

127,584

72.0500 GBP

ADR

Sale

60,255

96.2154 USD

Rio Tinto plc 10p ordinary

Sale

60,223

71.4489 GBP

Rio Tinto plc 10p ordinary

Sale

60,000

70.1994 GBP

Rio Tinto plc 10p ordinary

Sale

53,057

71.4081 GBP

Rio Tinto plc 10p ordinary

Sale

43,024

71.4787 GBP

ADR

Sale

24,048

96.5091 USD

ADR

Sale

21,555

96.2553 USD

ADR

Sale

21,436

96.6151 USD

Rio Tinto plc 10p ordinary

Sale

19,635

70.2874 GBP

Rio Tinto plc 10p ordinary

Sale

18,000

71.3200 GBP

ADR

Sale

15,405

96.3237 USD

ADR

Sale

14,187

96.6716 USD

Rio Tinto plc 10p ordinary

Sale

13,072

71.2821 GBP

Rio Tinto plc 10p ordinary

Sale

12,209

70.7927 GBP

Rio Tinto plc 10p ordinary

Sale

11,880

71.6000 GBP

Rio Tinto plc 10p ordinary

Sale

11,809

70.8853 GBP

ADR

Sale

10,635

95.5386 USD

Rio Tinto plc 10p ordinary

Sale

10,270

71.7173 GBP

Rio Tinto plc 10p ordinary

Sale

9,327

71.2645 GBP

Rio Tinto plc 10p ordinary

Sale

9,138

70.3859 GBP

ADR

Sale

8,318

96.1824 USD

Rio Tinto plc 10p ordinary

Sale

7,690

70.0486 GBP

Rio Tinto plc 10p ordinary

Sale

7,258

71.7348 GBP

ADR

Sale

7,026

96.1136 USD

Rio Tinto plc 10p ordinary

Sale

6,670

71.3791 GBP

Rio Tinto plc 10p ordinary

Sale

6,590

70.8925 GBP

Rio Tinto plc 10p ordinary

Sale

5,936

72.0150 GBP

Rio Tinto plc 10p ordinary

Sale

5,768

82.9701 EUR

ADR

Sale

5,164

96.3220 USD

ADR

Sale

5,015

96.4071 USD

Rio Tinto plc 10p ordinary

Sale

4,963

71.4515 GBP

Rio Tinto plc 10p ordinary

Sale

4,393

71.7106 GBP

Rio Tinto plc 10p ordinary

Sale

4,241

71.4313 GBP

ADR

Sale

4,173

95.6900 USD

ADR

Sale

3,983

96.3518 USD

Rio Tinto plc 10p ordinary

Sale

3,661

71.1579 GBP

Rio Tinto plc 10p ordinary

Sale

3,502

71.0389 GBP

Rio Tinto plc 10p ordinary

Sale

3,395

71.1636 GBP

ADR

Sale

3,032

95.7285 USD

ADR

Sale

2,962

96.4823 USD

ADR

Sale

2,693

96.3979 USD

Rio Tinto plc 10p ordinary

Sale

2,665

71.4825 GBP

Rio Tinto plc 10p ordinary

Sale

2,538

71.7863 GBP

Rio Tinto plc 10p ordinary

Sale

2,364

70.9975 GBP

ADR

Sale

2,156

95.9557 USD

ADR

Sale

2,127

96.2201 USD

Rio Tinto plc 10p ordinary

Sale

2,098

70.0967 GBP

Rio Tinto plc 10p ordinary

Sale

2,004

70.2279 GBP

Rio Tinto plc 10p ordinary

Sale

1,997

71.0053 GBP

ADR

Sale

1,954

96.8672 USD

Rio Tinto plc 10p ordinary

Sale

1,952

71.5309 GBP

ADR

Sale

1,912

96.4800 USD

Rio Tinto plc 10p ordinary

Sale

1,743

71.5000 GBP

Rio Tinto plc 10p ordinary

Sale

1,674

70.8056 GBP

ADR

Sale

1,587

95.5459 USD

ADR

Sale

1,415

96.1956 USD

ADR

Sale

1,328

95.6245 USD

Rio Tinto plc 10p ordinary

Sale

1,281

70.5902 GBP

Rio Tinto plc 10p ordinary

Sale

1,254

71.4548 GBP

Rio Tinto plc 10p ordinary

Sale

1,212

71.1300 GBP

ADR

Sale

1,200

96.5547 USD

ADR

Sale

1,159

96.1750 USD

ADR

Sale

1,120

95.8772 USD

ADR

Sale

1,103

96.0449 USD

Rio Tinto plc 10p ordinary

Sale

947

71.5757 GBP

Rio Tinto plc 10p ordinary

Sale

944

70.3569 GBP

Rio Tinto plc 10p ordinary

Sale

900

70.3900 GBP

Rio Tinto plc 10p ordinary

Sale

897

71.9179 GBP

ADR

Sale

841

96.0701 USD

Rio Tinto plc 10p ordinary

Sale

797

70.9424 GBP

ADR

Sale

784

95.8578 USD

Rio Tinto plc 10p ordinary

Sale

747

71.4595 GBP

Rio Tinto plc 10p ordinary

Sale

745

82.2454 EUR

ADR

Sale

731

97.8184 USD

ADR

Sale

696

96.3674 USD

ADR

Sale

654

96.5570 USD

ADR

Sale

632

96.1130 USD

ADR

Sale

598

98.1205 USD

Rio Tinto plc 10p ordinary

Sale

546

70.5860 GBP

Rio Tinto plc 10p ordinary

Sale

535

70.2094 GBP

Rio Tinto plc 10p ordinary

Sale

528

71.1631 GBP

Rio Tinto plc 10p ordinary

Sale

518

70.8263 GBP

Rio Tinto plc 10p ordinary

Sale

504

70.9462 GBP

ADR

Sale

464

96.4216 USD

ADR

Sale

453

96.4645 USD

Rio Tinto plc 10p ordinary

Sale

430

71.5337 GBP

Rio Tinto plc 10p ordinary

Sale

424

71.2557 GBP

Rio Tinto plc 10p ordinary

Sale

406

71.1833 GBP

Rio Tinto plc 10p ordinary

Sale

399

72.0400 GBP

Rio Tinto plc 10p ordinary

Sale

386

71.4107 GBP

Rio Tinto plc 10p ordinary

Sale

375

71.5631 GBP

ADR

Sale

364

96.3934 USD

Rio Tinto plc 10p ordinary

Sale

345

72.1450 GBP

Rio Tinto plc 10p ordinary

Sale

336

70.2250 GBP

Rio Tinto plc 10p ordinary

Sale

311

70.0464 GBP

ADR

Sale

292

96.0205 USD

Rio Tinto plc 10p ordinary

Sale

277

71.0803 GBP

Rio Tinto plc 10p ordinary

Sale

269

71.4957 GBP

Rio Tinto plc 10p ordinary

Sale

268

70.9466 GBP

Rio Tinto plc 10p ordinary

Sale

250

71.0400 GBP

ADR

Sale

242

95.8919 USD

Rio Tinto plc 10p ordinary

Sale

236

72.1500 GBP

ADR

Sale

232

96.4727 USD

ADR

Sale

230

95.6347 USD

ADR

Sale

216

96.3400 USD

Rio Tinto plc 10p ordinary

Sale

215

70.9900 GBP

Rio Tinto plc 10p ordinary

Sale

209

72.0000 GBP

ADR

Sale

200

96.0625 USD

ADR

Sale

200

95.9800 USD

ADR

Sale

200

95.4050 USD

ADR

Sale

200

96.4475 USD

ADR

Sale

200

96.4500 USD

ADR

Sale

200

96.4600 USD

Rio Tinto plc 10p ordinary

Sale

192

81.8512 EUR

ADR

Sale

175

96.5600 USD

Rio Tinto plc 10p ordinary

Sale

174

72.1026 GBP

Rio Tinto plc 10p ordinary

Sale

170

70.0485 GBP

Rio Tinto plc 10p ordinary

Sale

169

70.7600 GBP

Rio Tinto plc 10p ordinary

Sale

152

70.9500 GBP

Rio Tinto plc 10p ordinary

Sale

149

71.0145 GBP

Rio Tinto plc 10p ordinary

Sale

140

70.9648 GBP

Rio Tinto plc 10p ordinary

Sale

140

70.9149 GBP

Rio Tinto plc 10p ordinary

Sale

132

71.3790 GBP

Rio Tinto plc 10p ordinary

Sale

120

71.6100 GBP

Rio Tinto plc 10p ordinary

Sale

119

70.2050 GBP

Rio Tinto plc 10p ordinary

Sale

115

72.2079 GBP

Rio Tinto plc 10p ordinary

Sale

110

72.0350 GBP

Rio Tinto plc 10p ordinary

Sale

110

72.0371 GBP

ADR

Sale

104

97.2332 USD

ADR

Sale

101

95.6100 USD

ADR

Sale

100

96.4450 USD

ADR

Sale

100

96.4400 USD

ADR

Sale

100

98.2400 USD

ADR

Sale

100

96.5450 USD

ADR

Sale

100

96.5240 USD

ADR

Sale

100

95.4000 USD

ADR

Sale

99

95.6000 USD

ADR

Sale

82

96.2020 USD

Rio Tinto plc 10p ordinary

Sale

74

71.0710 GBP

Rio Tinto plc 10p ordinary

Sale

71

70.9200 GBP

Rio Tinto plc 10p ordinary

Sale

67

81.0600 EUR

ADR

Sale

60

96.9633 USD

Rio Tinto plc 10p ordinary

Sale

56

72.0900 GBP

Rio Tinto plc 10p ordinary

Sale

52

72.1000 GBP

ADR

Sale

38

96.9400 USD

Rio Tinto plc 10p ordinary

Sale

36

71.1371 GBP

Rio Tinto plc 10p ordinary

Sale

36

71.4600 GBP

ADR

Sale

34

96.4700 USD

Rio Tinto plc 10p ordinary

Sale

32

70.2587 GBP

Rio Tinto plc 10p ordinary

Sale

32

70.6909 GBP

ADR

Sale

30

97.3869 USD

ADR

Sale

30

97.3870 USD

Rio Tinto plc 10p ordinary

Sale

28

70.0471 GBP

Rio Tinto plc 10p ordinary

Sale

24

72.1100 GBP

ADR

Sale

24

95.4400 USD

ADR

Sale

23

96.3100 USD

Rio Tinto plc 10p ordinary

Sale

16

70.7637 GBP

Rio Tinto plc 10p ordinary

Sale

10

71.2550 GBP

Rio Tinto plc 10p ordinary

Sale

7

71.7579 GBP

Rio Tinto plc 10p ordinary

Sale

4

70.4880 GBP

Rio Tinto plc 10p ordinary

Sale

4

70.1300 GBP

ADR

Sale

2

96.2400 USD

Rio Tinto plc 10p ordinary

Sale

1

70.0478 GBP

Rio Tinto plc 10p ordinary

Sale

1

71.5142 GBP

(b)

Cash-settled derivative transactions

Class of relevant security

Product description

Nature of dealing

Number of reference securities

Price per unit

Rio Tinto Limited ordinary

SWAP

Increasing Short

2,600

153.1792 USD

Rio Tinto Limited ordinary

SWAP

Increasing Short

1,380

159.4618 AUD

Rio Tinto Limited ordinary

CFD

Decreasing Long

9,500

150.2938 AUD

Rio Tinto Limited ordinary

CFD

Decreasing Long

24

157.1116 AUD

Rio Tinto Limited ordinary

CFD

Decreasing Long

17,573

158.9842 AUD

Rio Tinto plc 10p ordinary

SWAP

Decreasing Long

4,061

70.0500 GBP

Rio Tinto plc 10p ordinary

SWAP

Decreasing Long

1,067

70.0535 GBP

Rio Tinto plc 10p ordinary

SWAP

Decreasing Long

14

70.0598 GBP

Rio Tinto plc 10p ordinary

SWAP

Decreasing Long

5,162

70.0612 GBP

Rio Tinto plc 10p ordinary

SWAP

Decreasing Long

9,507

70.0640 USD

Rio Tinto plc 10p ordinary

SWAP

Decreasing Long

9,789

70.0916 GBP

Rio Tinto plc 10p ordinary

SWAP

Decreasing Long

288

70.1642 GBP

Rio Tinto plc 10p ordinary

SWAP

Decreasing Long

598

70.1928 GBP

Rio Tinto plc 10p ordinary

SWAP

Decreasing Long

1,115

70.2044 GBP

Rio Tinto plc 10p ordinary

SWAP

Decreasing Long

803

70.2364 GBP

Rio Tinto plc 10p ordinary

SWAP

Decreasing Long

32

70.2614 GBP

Rio Tinto plc 10p ordinary

SWAP

Decreasing Long

3,524

70.2921 GBP

Rio Tinto plc 10p ordinary

SWAP

Decreasing Long

15,175

70.3215 GBP

Rio Tinto plc 10p ordinary

SWAP

Decreasing Long

3,032

70.3887 GBP

Rio Tinto plc 10p ordinary

SWAP

Decreasing Long

3,037

70.3904 GBP

Rio Tinto plc 10p ordinary

SWAP

Decreasing Long

679

70.4135 GBP

Rio Tinto plc 10p ordinary

SWAP

Decreasing Long

844

70.4240 GBP

Rio Tinto plc 10p ordinary

SWAP

Decreasing Long

15,078

70.5179 GBP

Rio Tinto plc 10p ordinary

SWAP

Decreasing Long

33,128

70.6252 GBP

Rio Tinto plc 10p ordinary

SWAP

Decreasing Long

580,514

70.6300 GBP

Rio Tinto plc 10p ordinary

SWAP

Decreasing Long

7,202

70.6600 GBP

Rio Tinto plc 10p ordinary

SWAP

Decreasing Long

28

70.6842 GBP

Rio Tinto plc 10p ordinary

SWAP

Decreasing Long

7,447

70.7400 GBP

Rio Tinto plc 10p ordinary

SWAP

Decreasing Long

16

70.8508 GBP

Rio Tinto plc 10p ordinary

SWAP

Decreasing Long

67

70.8741 GBP

Rio Tinto plc 10p ordinary

SWAP

Decreasing Long

250

70.8808 GBP

Rio Tinto plc 10p ordinary

SWAP

Decreasing Long

3,998

70.9620 GBP

Rio Tinto plc 10p ordinary

SWAP

Decreasing Long

873

70.9736 GBP

Rio Tinto plc 10p ordinary

SWAP

Decreasing Long

2,599

70.9795 GBP

Rio Tinto plc 10p ordinary

SWAP

Decreasing Long

562

71.0043 GBP

Rio Tinto plc 10p ordinary

SWAP

Decreasing Long

488

71.0169 GBP

Rio Tinto plc 10p ordinary

SWAP

Decreasing Long

54

71.0271 GBP

Rio Tinto plc 10p ordinary

SWAP

Decreasing Long

31,178

71.0664 GBP

Rio Tinto plc 10p ordinary

SWAP

Decreasing Long

56

71.1371 GBP

Rio Tinto plc 10p ordinary

SWAP

Decreasing Long

765

71.2465 GBP

Rio Tinto plc 10p ordinary

SWAP

Decreasing Long

440

71.2595 GBP

Rio Tinto plc 10p ordinary

SWAP

Decreasing Long

2,018

71.7965 GBP

Rio Tinto plc 10p ordinary

SWAP

Decreasing Long

17

72.1000 GBP

Rio Tinto plc 10p ordinary

SWAP

Decreasing Long

1,919

82.3785 EUR

Rio Tinto plc 10p ordinary

CFD

Decreasing Long

15,000

70.0483 GBP

Rio Tinto plc 10p ordinary

CFD

Decreasing Long

9,610

70.0500 GBP

Rio Tinto plc 10p ordinary

CFD

Decreasing Long

8,433

70.1459 GBP

Rio Tinto plc 10p ordinary

CFD

Decreasing Long

2,051

70.4100 GBP

Rio Tinto plc 10p ordinary

CFD

Decreasing Long

2,580

70.7254 GBP

Rio Tinto plc 10p ordinary

CFD

Decreasing Long

1,142

70.7695 GBP

Rio Tinto plc 10p ordinary

CFD

Decreasing Long

66,579

71.2374 GBP

Rio Tinto plc 10p ordinary

CFD

Decreasing Long

175,665

71.2896 GBP

Rio Tinto plc 10p ordinary

CFD

Decreasing Long

101,745

71.4808 GBP

Rio Tinto plc 10p ordinary

CFD

Decreasing Long

67

81.0600 EUR

Rio Tinto plc 10p ordinary

CFD

Decreasing Long

14,604

82.5523 EUR

Rio Tinto plc 10p ordinary

CFD

Decreasing Long

55

82.7940 EUR

(c)

Stock-settled derivative transactions (including options)

(i)

Writing, selling, purchasing or varying

Class of relevant security

Product description

Writing, purchasing, selling, varying etc

Number of securities to which option relates

Exercise price per unit

Type

Expiry date

Option money paid/ received per unit

(ii)

Exercise

Class of relevant security

Product description

Exercising/ exercised against

Number of securities

Exercise price per unit

(d)

Other dealings (including subscribing for new securities)

Class of relevant security

Nature of Dealings

Details

Price per unit (if applicable)

4.

OTHER INFORMATION

(a)

Indemnity and other dealings arrangements

Details of any indemnity or option arrangement, or any agreement or understanding, formal or informal, relating to relevant securities which may be an inducement to deal or refrain from dealing entered into by the person making the disclosure and any party to the offer or any person acting in concert with a party to the offer:

NONE

(b)

Agreements, arrangements or understandings relating to options or derivatives

Details of any agreement, arrangement or understanding, formal or informal, between the person making the disclosure and any other person relating to: (i) the voting rights of any relevant securities under any option; or (ii) the voting rights of future acquisition or disposal of any relevant securities to which any derivative is referenced:

NONE

(c)

Attachments

Is a Supplemental Form 8 (Open Positions) attached?

YES

Date of disclosure:

05 Feb 2026

Contact name:

Large Holdings Regulatory Operations

Telephone number:

020 3134 7213

SUPPLEMENTAL FORM 8 (OPEN POSITIONS)

DETAILS OF OPEN OPTION AND DERIVATIVE POSITIONS, AGREEMENTS TO

PURCHASE OR SELL ETC.

Note 5(i) on Rule 8 of the Takeover Code (the "Code")

1. KEY INFORMATION

Identity of the person whose positions/dealings are being disclosed:

Barclays PLC.

Name of offeror/offeree in relation to whose relevant securities this from relates:

RIO TINTO PLC AND RIO TINTO LIMITED

2. OPTIONS AND DERIVATIVES

Class of relevant security

Product description

Writing, purchasing, selling, varying etc

Number of securities to which option relates

Exercise price per unit

Type

Expiry date

Rio Tinto plc ADR

Put Options

Purchased

-500

63

American

15-Jan-27

Rio Tinto plc ADR

Put Options

Purchased

-400

60

American

15-Jan-27

Rio Tinto plc ADR

Call Options

Purchased

1,000

65

American

15-Jan-27

Rio Tinto plc ADR

Call Options

Written

-414,010

77.6756

European

25-Jan-27

Rio Tinto plc ADR

Call Options

Written

-414,008

77.51

European

25-Jan-27

Rio Tinto plc ADR

Call Options

Written

-345,002

81.7604

European

25-Jan-27

Rio Tinto plc ADR

Put Options

Written

30,000

48

American

15-Jan-27

Rio Tinto plc 10p ordinary

Call Options

Written

-523,691

78.4275

European

28-Jan-27

Rio Tinto plc 10p ordinary

Call Options

Written

-142,508

57.9288

European

20-Oct-26

3. AGREEMENTS TO PURCHASE OR SELL ETC.

Full details should be given so that the nature of the interest or position can be fully understood: