Form 8.3 RIO TINTO PLC AND RIO TINTO LIMITED

Barclays PLC
27 January 2026
 

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:

26 Jan 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:

8,225,104

0.65%

8,883,850

0.65%

(2) Cash-settled derivatives:

4,442,544

0.35%

3,898,834

0.31%

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

31,000

0.00%

1,316,428

0.10%

 

 TOTAL:

 

12,698,648

1.00%

14,099,112

1.06%

 








Class of relevant security:

Rio Tinto Limited ordinary


Interests

Short Positions

Number

(%)

Number

(%)

(1) Relevant securities owned and/or controlled:

891,741

0.24%

1,078,119

0.29%

(2) Cash-settled derivatives:

1,038,633

0.28%

779,129

0.21%

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

0

0.00%

0

0.00%

 

 TOTAL:

 

1,930,374

0.52%

1,857,248

0.50%

 








(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

ADR

Purchase

145,834

91.3539  USD

Rio Tinto plc 10p ordinary

Purchase

66,903

66.7920  GBP

Rio Tinto plc 10p ordinary

Purchase

66,879

66.7809  GBP

ADR

Purchase

61,383

91.3023  USD

ADR

Purchase

35,885

91.3973  USD

ADR

Purchase

26,577

91.5108  USD

Rio Tinto plc 10p ordinary

Purchase

26,356

66.9885  GBP

ADR

Purchase

24,031

91.6098  USD

Rio Tinto plc 10p ordinary

Purchase

21,384

66.5828  GBP

Rio Tinto plc 10p ordinary

Purchase

20,221

66.7600  GBP

Rio Tinto plc 10p ordinary

Purchase

19,974

66.7332  GBP

ADR

Purchase

17,905

91.4039  USD

ADR

Purchase

14,288

90.9635  USD

ADR

Purchase

13,556

91.4239  USD

ADR

Purchase

10,969

91.1635  USD

Rio Tinto plc 10p ordinary

Purchase

10,355

66.8379  GBP

Rio Tinto plc 10p ordinary

Purchase

9,755

66.5279  GBP

ADR

Purchase

8,925

92.0000  USD

Rio Tinto plc 10p ordinary

Purchase

7,707

66.3404  GBP

ADR

Purchase

7,557

91.1579  USD

Rio Tinto plc 10p ordinary

Purchase

7,450

66.6837  GBP

Rio Tinto plc 10p ordinary

Purchase

7,390

66.6076  GBP

Rio Tinto plc 10p ordinary

Purchase

7,225

66.9520  GBP

ADR

Purchase

6,825

91.8649  USD

Rio Tinto plc 10p ordinary

Purchase

5,902

66.7181  GBP

Rio Tinto plc 10p ordinary

Purchase

5,571

66.7653  GBP

Rio Tinto plc 10p ordinary

Purchase

5,374

66.9370  GBP

Rio Tinto plc 10p ordinary

Purchase

5,027

66.8271  GBP

Rio Tinto plc 10p ordinary

Purchase

4,752

66.4083  GBP

ADR

Purchase

4,519

91.3788  USD

Rio Tinto plc 10p ordinary

Purchase

4,315

66.3700  GBP

ADR

Purchase

4,300

90.6803  USD

ADR

Purchase

3,483

91.1118  USD

Rio Tinto plc 10p ordinary

Purchase

3,243

66.9017  GBP

ADR

Purchase

3,150

91.4434  USD

Rio Tinto plc 10p ordinary

Purchase

3,123

66.6653  GBP

ADR

Purchase

2,905

90.4700  USD

Rio Tinto plc 10p ordinary

Purchase

2,800

66.9835  GBP

Rio Tinto plc 10p ordinary

Purchase

2,531

66.5899  GBP

ADR

Purchase

2,512

91.2930  USD

ADR

Purchase

2,470

91.4839  USD

Rio Tinto plc 10p ordinary

Purchase

2,143

67.0308  GBP

Rio Tinto plc 10p ordinary

Purchase

2,129

77.0177  EUR

Rio Tinto plc 10p ordinary

Purchase

2,038

66.7648  GBP

ADR

Purchase

2,026

91.1250  USD

ADR

Purchase

1,948

91.5173  USD

ADR

Purchase

1,708

91.2784  USD

ADR

Purchase

1,630

90.4952  USD

ADR

Purchase

1,612

91.0525  USD

Rio Tinto plc 10p ordinary

Purchase

1,587

66.8114  GBP

Rio Tinto plc 10p ordinary

Purchase

1,531

67.0075  GBP

Rio Tinto plc 10p ordinary

Purchase

1,323

66.9450  GBP

Rio Tinto plc 10p ordinary

Purchase

1,252

66.9143  GBP

ADR

Purchase

1,235

91.0738  USD

Rio Tinto plc 10p ordinary

Purchase

1,215

66.0433  GBP

Rio Tinto plc 10p ordinary

Purchase

1,159

66.9582  GBP

Rio Tinto plc 10p ordinary

Purchase

1,100

66.8496  GBP

ADR

Purchase

961

91.8357  USD

Rio Tinto plc 10p ordinary

Purchase

957

66.7574  GBP

ADR

Purchase

950

90.5532  USD

ADR

Purchase

900

91.0533  USD

Rio Tinto plc 10p ordinary

Purchase

831

66.8913  GBP

Rio Tinto plc 10p ordinary

Purchase

791

66.7449  GBP

Rio Tinto plc 10p ordinary

Purchase

787

66.7633  GBP

ADR

Purchase

767

90.7008  USD

ADR

Purchase

739

91.3998  USD

Rio Tinto plc 10p ordinary

Purchase

684

66.0400  GBP

ADR

Purchase

655

90.5500  USD

ADR

Purchase

567

90.5200  USD

ADR

Purchase

525

91.4973  USD

Rio Tinto plc 10p ordinary

Purchase

449

66.8549  GBP

Rio Tinto plc 10p ordinary

Purchase

385

66.4043  GBP

Rio Tinto plc 10p ordinary

Purchase

335

66.2500  GBP

Rio Tinto plc 10p ordinary

Purchase

329

66.2400  GBP

Rio Tinto plc 10p ordinary

Purchase

286

67.0750  GBP

Rio Tinto plc 10p ordinary

Purchase

272

67.2400  GBP

Rio Tinto plc 10p ordinary

Purchase

257

67.1900  GBP

Rio Tinto plc 10p ordinary

Purchase

250

66.4300  GBP

Rio Tinto plc 10p ordinary

Purchase

231

66.7948  GBP

Rio Tinto plc 10p ordinary

Purchase

224

66.9585  GBP

Rio Tinto plc 10p ordinary

Purchase

209

66.5300  GBP

Rio Tinto plc 10p ordinary

Purchase

207

67.0400  GBP

ADR

Purchase

200

91.6700  USD

Rio Tinto plc 10p ordinary

Purchase

200

67.0600  GBP

ADR

Purchase

200

90.4875  USD

ADR

Purchase

200

90.5100  USD

ADR

Purchase

200

90.5250  USD

Rio Tinto plc 10p ordinary

Purchase

194

76.5889  EUR

Rio Tinto plc 10p ordinary

Purchase

187

66.3600  GBP

Rio Tinto plc 10p ordinary

Purchase

172

66.4176  GBP

Rio Tinto plc 10p ordinary

Purchase

161

66.3143  GBP

Rio Tinto plc 10p ordinary

Purchase

153

66.2300  GBP

Rio Tinto plc 10p ordinary

Purchase

151

66.4724  GBP

ADR

Purchase

144

90.5150  USD

Rio Tinto plc 10p ordinary

Purchase

142

66.5500  GBP

ADR

Purchase

140

90.4900  USD

Rio Tinto plc 10p ordinary

Purchase

138

66.3974  GBP

Rio Tinto plc 10p ordinary

Purchase

135

66.9400  GBP

ADR

Purchase

130

91.5000  USD

Rio Tinto plc 10p ordinary

Purchase

128

67.4200  GBP

Rio Tinto plc 10p ordinary

Purchase

123

66.4587  GBP

Rio Tinto plc 10p ordinary

Purchase

122

67.3200  GBP

Rio Tinto plc 10p ordinary

Purchase

113

66.8700  GBP

Rio Tinto plc 10p ordinary

Purchase

106

66.3500  GBP

Rio Tinto plc 10p ordinary

Purchase

104

66.9500  GBP

Rio Tinto plc 10p ordinary

Purchase

100

66.8800  GBP

ADR

Purchase

100

90.4600  USD

Rio Tinto plc 10p ordinary

Purchase

100

66.8659  GBP

ADR

Purchase

100

91.5700  USD

ADR

Purchase

100

90.4300  USD

Rio Tinto plc 10p ordinary

Purchase

97

66.8230  GBP

Rio Tinto plc 10p ordinary

Purchase

96

67.0500  GBP

Rio Tinto plc 10p ordinary

Purchase

89

66.9300  GBP

Rio Tinto plc 10p ordinary

Purchase

79

67.4100  GBP

ADR

Purchase

74

91.6824  USD

Rio Tinto plc 10p ordinary

Purchase

74

66.3406  GBP

ADR

Purchase

69

90.4805  USD

Rio Tinto plc 10p ordinary

Purchase

63

66.2000  GBP

Rio Tinto plc 10p ordinary

Purchase

49

76.4400  EUR

Rio Tinto plc 10p ordinary

Purchase

46

77.1000  EUR

Rio Tinto plc 10p ordinary

Purchase

40

66.4200  GBP

Rio Tinto plc 10p ordinary

Purchase

33

67.0100  GBP

ADR

Purchase

26

90.7548  USD

Rio Tinto plc 10p ordinary

Purchase

20

66.9900  GBP

ADR

Purchase

18

90.4890  USD

Rio Tinto plc 10p ordinary

Purchase

15

66.8950  GBP

Rio Tinto plc 10p ordinary

Purchase

15

66.3400  GBP

Rio Tinto plc 10p ordinary

Purchase

12

66.4700  GBP

ADR

Purchase

8

91.3530  USD

ADR

Purchase

5

91.1040  USD

Rio Tinto plc 10p ordinary

Purchase

1

66.4000  GBP

Rio Tinto plc 10p ordinary

Purchase

1

66.7800  GBP

Rio Tinto plc 10p ordinary

Sale

264,557

66.7603  GBP

Rio Tinto plc 10p ordinary

Sale

245,981

66.7502  GBP

Rio Tinto plc 10p ordinary

Sale

183,287

66.7600  GBP

ADR

Sale

101,246

91.3557  USD

Rio Tinto plc 10p ordinary

Sale

100,000

66.8115  GBP

Rio Tinto plc 10p ordinary

Sale

64,152

66.1709  GBP

Rio Tinto plc 10p ordinary

Sale

56,603

66.7549  GBP

ADR

Sale

55,861

91.4295  USD

ADR

Sale

43,029

91.4351  USD

Rio Tinto plc 10p ordinary

Sale

42,768

65.6357  GBP

Rio Tinto plc 10p ordinary

Sale

42,439

66.8707  GBP

ADR

Sale

40,686

91.1433  USD

Rio Tinto plc 10p ordinary

Sale

39,640

66.8192  GBP

ADR

Sale

30,077

91.1254  USD

Rio Tinto plc 10p ordinary

Sale

27,000

66.9800  GBP

ADR

Sale

23,295

91.1988  USD

Rio Tinto plc 10p ordinary

Sale

22,722

66.8305  GBP

ADR

Sale

17,809

91.3682  USD

ADR

Sale

15,883

91.4106  USD

Rio Tinto plc 10p ordinary

Sale

14,372

66.9599  GBP

ADR

Sale

13,556

91.4239  USD

Rio Tinto plc 10p ordinary

Sale

13,495

67.1072  GBP

ADR

Sale

10,698

91.6144  USD

Rio Tinto plc 10p ordinary

Sale

10,196

66.9006  GBP

Rio Tinto plc 10p ordinary

Sale

9,876

77.0415  EUR

Rio Tinto plc 10p ordinary

Sale

9,100

66.9314  GBP

Rio Tinto plc 10p ordinary

Sale

8,875

66.8339  GBP

Rio Tinto plc 10p ordinary

Sale

8,836

66.8494  GBP

Rio Tinto plc 10p ordinary

Sale

8,511

66.8740  GBP

Rio Tinto plc 10p ordinary

Sale

8,029

66.9755  GBP

ADR

Sale

7,309

91.6252  USD

ADR

Sale

7,295

91.7770  USD

Rio Tinto plc 10p ordinary

Sale

7,250

66.9177  GBP

Rio Tinto plc 10p ordinary

Sale

7,217

66.8190  GBP

Rio Tinto plc 10p ordinary

Sale

6,971

66.9418  GBP

Rio Tinto plc 10p ordinary

Sale

6,543

66.8760  GBP

Rio Tinto plc 10p ordinary

Sale

6,496

66.9227  GBP

Rio Tinto plc 10p ordinary

Sale

6,442

66.8711  GBP

Rio Tinto plc 10p ordinary

Sale

6,442

66.7675  GBP

Rio Tinto plc 10p ordinary

Sale

5,987

66.9802  GBP

Rio Tinto plc 10p ordinary

Sale

5,508

66.3472  GBP

Rio Tinto plc 10p ordinary

Sale

5,009

66.7716  GBP

Rio Tinto plc 10p ordinary

Sale

4,974

66.5758  GBP

Rio Tinto plc 10p ordinary

Sale

4,758

66.5398  GBP

ADR

Sale

4,682

90.4700  USD

Rio Tinto plc 10p ordinary

Sale

4,679

66.9822  GBP

ADR

Sale

4,581

91.4409  USD

Rio Tinto plc 10p ordinary

Sale

4,562

66.9013  GBP

ADR

Sale

4,426

91.1083  USD

Rio Tinto plc 10p ordinary

Sale

4,401

66.8846  GBP

Rio Tinto plc 10p ordinary

Sale

4,101

66.9215  GBP

ADR

Sale

4,061

91.2922  USD

Rio Tinto plc 10p ordinary

Sale

3,560

66.9051  GBP

Rio Tinto plc 10p ordinary

Sale

3,553

66.7989  GBP

Rio Tinto plc 10p ordinary

Sale

3,441

66.8139  GBP

ADR

Sale

3,009

91.5888  USD

Rio Tinto plc 10p ordinary

Sale

3,004

66.9505  GBP

Rio Tinto plc 10p ordinary

Sale

2,831

66.9899  GBP

ADR

Sale

2,700

92.0000  USD

Rio Tinto plc 10p ordinary

Sale

2,632

66.9446  GBP

Rio Tinto plc 10p ordinary

Sale

2,604

67.0449  GBP

Rio Tinto plc 10p ordinary

Sale

2,564

67.0078  GBP

Rio Tinto plc 10p ordinary

Sale

2,481

66.7400  GBP

Rio Tinto plc 10p ordinary

Sale

2,404

66.9939  GBP

Rio Tinto plc 10p ordinary

Sale

2,146

66.8639  GBP

Rio Tinto plc 10p ordinary

Sale

2,026

66.7150  GBP

ADR

Sale

2,022

91.3509  USD

ADR

Sale

1,810

91.5048  USD

Rio Tinto plc 10p ordinary

Sale

1,676

67.3720  GBP

Rio Tinto plc 10p ordinary

Sale

1,636

66.8076  GBP

Rio Tinto plc 10p ordinary

Sale

1,603

66.8459  GBP

Rio Tinto plc 10p ordinary

Sale

1,564

66.8078  GBP

ADR

Sale

1,347

91.5657  USD

ADR

Sale

1,336

91.5935  USD

ADR

Sale

1,299

91.4158  USD

ADR

Sale

1,235

91.8879  USD

ADR

Sale

1,235

91.0738  USD

ADR

Sale

1,156

91.2380  USD

Rio Tinto plc 10p ordinary

Sale

1,126

66.9578  GBP

Rio Tinto plc 10p ordinary

Sale

1,100

6684.9618  GBP

Rio Tinto plc 10p ordinary

Sale

1,070

66.7581  GBP

Rio Tinto plc 10p ordinary

Sale

1,022

66.7940  GBP

ADR

Sale

1,019

91.8947  USD

Rio Tinto plc 10p ordinary

Sale

1,003

66.8145  GBP

ADR

Sale

950

90.5532  USD

Rio Tinto plc 10p ordinary

Sale

924

67.1342  GBP

Rio Tinto plc 10p ordinary

Sale

854

76.8016  EUR

Rio Tinto plc 10p ordinary

Sale

754

66.6948  GBP

Rio Tinto plc 10p ordinary

Sale

750

66.6300  GBP

Rio Tinto plc 10p ordinary

Sale

731

67.0622  GBP

Rio Tinto plc 10p ordinary

Sale

728

66.6584  GBP

Rio Tinto plc 10p ordinary

Sale

725

66.9608  GBP

Rio Tinto plc 10p ordinary

Sale

677

66.9797  GBP

Rio Tinto plc 10p ordinary

Sale

665

66.5300  GBP

ADR

Sale

655

90.5500  USD

Rio Tinto plc 10p ordinary

Sale

600

66.3432  GBP

Rio Tinto plc 10p ordinary

Sale

598

66.5222  GBP

Rio Tinto plc 10p ordinary

Sale

572

67.0750  GBP

ADR

Sale

567

90.5200  USD

Rio Tinto plc 10p ordinary

Sale

503

66.8500  GBP

Rio Tinto plc 10p ordinary

Sale

499

66.8700  GBP

Rio Tinto plc 10p ordinary

Sale

472

67.2400  GBP

ADR

Sale

467

90.5378  USD

Rio Tinto plc 10p ordinary

Sale

466

66.9385  GBP

Rio Tinto plc 10p ordinary

Sale

461

66.8786  GBP

Rio Tinto plc 10p ordinary

Sale

446

66.5421  GBP

Rio Tinto plc 10p ordinary

Sale

390

66.6119  GBP

ADR

Sale

388

91.0774  USD

Rio Tinto plc 10p ordinary

Sale

376

66.4500  GBP

Rio Tinto plc 10p ordinary

Sale

361

66.4102  GBP

Rio Tinto plc 10p ordinary

Sale

350

67.0711  GBP

Rio Tinto plc 10p ordinary

Sale

335

66.2500  GBP

Rio Tinto plc 10p ordinary

Sale

310

66.2990  GBP

ADR

Sale

300

91.8950  USD

Rio Tinto plc 10p ordinary

Sale

296

67.0568  GBP

Rio Tinto plc 10p ordinary

Sale

294

66.7749  GBP

Rio Tinto plc 10p ordinary

Sale

271

66.3091  GBP

Rio Tinto plc 10p ordinary

Sale

262

66.9298  GBP

Rio Tinto plc 10p ordinary

Sale

262

66.8615  GBP

Rio Tinto plc 10p ordinary

Sale

257

67.1900  GBP

Rio Tinto plc 10p ordinary

Sale

255

67.0086  GBP

Rio Tinto plc 10p ordinary

Sale

253

66.8925  GBP

ADR

Sale

245

91.8746  USD

Rio Tinto plc 10p ordinary

Sale

231

66.9507  GBP

Rio Tinto plc 10p ordinary

Sale

216

66.8638  GBP

Rio Tinto plc 10p ordinary

Sale

207

67.0400  GBP

Rio Tinto plc 10p ordinary

Sale

204

66.9300  GBP

Rio Tinto plc 10p ordinary

Sale

200

66.3800  GBP

ADR

Sale

200

92.1300  USD

ADR

Sale

200

91.6700  USD

ADR

Sale

200

91.5500  USD

Rio Tinto plc 10p ordinary

Sale

187

66.7217  GBP

Rio Tinto plc 10p ordinary

Sale

177

66.9325  GBP

Rio Tinto plc 10p ordinary

Sale

160

66.3600  GBP

Rio Tinto plc 10p ordinary

Sale

149

66.9644  GBP

ADR

Sale

144

92.1200  USD

Rio Tinto plc 10p ordinary

Sale

142

66.5500  GBP

ADR

Sale

138

91.6813  USD

Rio Tinto plc 10p ordinary

Sale

135

66.9400  GBP

Rio Tinto plc 10p ordinary

Sale

135

66.5250  GBP

Rio Tinto plc 10p ordinary

Sale

134

67.0600  GBP

Rio Tinto plc 10p ordinary

Sale

131

66.7312  GBP

ADR

Sale

130

91.5000  USD

ADR

Sale

129

91.8626  USD

Rio Tinto plc 10p ordinary

Sale

128

67.4200  GBP

Rio Tinto plc 10p ordinary

Sale

121

66.8790  GBP

Rio Tinto plc 10p ordinary

Sale

113

67.2000  GBP

ADR

Sale

107

91.3100  USD

Rio Tinto plc 10p ordinary

Sale

106

66.3500  GBP

Rio Tinto plc 10p ordinary

Sale

104

66.9500  GBP

Rio Tinto plc 10p ordinary

Sale

90

66.8400  GBP

Rio Tinto plc 10p ordinary

Sale

88

67.2025  GBP

Rio Tinto plc 10p ordinary

Sale

84

66.4928  GBP

Rio Tinto plc 10p ordinary

Sale

79

67.4100  GBP

Rio Tinto plc 10p ordinary

Sale

73

66.9659  GBP

Rio Tinto plc 10p ordinary

Sale

73

66.8892  GBP

Rio Tinto plc 10p ordinary

Sale

72

67.2300  GBP

Rio Tinto plc 10p ordinary

Sale

71

66.5000  GBP

Rio Tinto plc 10p ordinary

Sale

59

66.9750  GBP

Rio Tinto plc 10p ordinary

Sale

49

76.4400  EUR

Rio Tinto plc 10p ordinary

Sale

47

66.8200  GBP

ADR

Sale

46

92.0400  USD

Rio Tinto plc 10p ordinary

Sale

45

66.8580  GBP

ADR

Sale

45

91.6238  USD

ADR

Sale

37

91.6824  USD

ADR

Sale

36

90.4890  USD

Rio Tinto plc 10p ordinary

Sale

35

66.3186  GBP

ADR

Sale

34

91.6088  USD

Rio Tinto plc 10p ordinary

Sale

33

67.0110  GBP

Rio Tinto plc 10p ordinary

Sale

33

67.0100  GBP

ADR

Sale

30

91.9366  USD

Rio Tinto plc 10p ordinary

Sale

29

66.4450  GBP

Rio Tinto plc 10p ordinary

Sale

29

66.0351  GBP

Rio Tinto plc 10p ordinary

Sale

18

66.3533  GBP

Rio Tinto plc 10p ordinary

Sale

17

66.2879  GBP

Rio Tinto plc 10p ordinary

Sale

16

66.3400  GBP

Rio Tinto plc 10p ordinary

Sale

15

66.8950  GBP

Rio Tinto plc 10p ordinary

Sale

12

66.7733  GBP

Rio Tinto plc 10p ordinary

Sale

11

66.7545  GBP

ADR

Sale

8

91.3530  USD

ADR

Sale

5

91.4600  USD

ADR

Sale

5

90.6600  USD

ADR

Sale

3

91.4000  USD

ADR

Sale

2

90.6400  USD

Rio Tinto plc 10p ordinary

Sale

1

66.7800  GBP

ADR

Sale

1

90.6800  USD

(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

Decreasing Long

12,207

149.6372  USD

Rio Tinto plc 10p ordinary

SWAP

Decreasing Short

14,392

64.8326  USD

Rio Tinto plc 10p ordinary

SWAP

Decreasing Short

16,087

66.8063  GBP

Rio Tinto plc 10p ordinary

SWAP

Decreasing Short

262

66.8614  GBP

Rio Tinto plc 10p ordinary

SWAP

Increasing Long

42,768

65.6356  GBP

Rio Tinto plc 10p ordinary

SWAP

Increasing Long

29

66.0350  GBP

Rio Tinto plc 10p ordinary

SWAP

Increasing Long

5,508

66.3472  GBP

Rio Tinto plc 10p ordinary

SWAP

Increasing Long

2,124

66.3818  GBP

Rio Tinto plc 10p ordinary

SWAP

Increasing Long

1,576

66.3819  GBP

Rio Tinto plc 10p ordinary

SWAP

Increasing Long

417

66.4155  GBP

Rio Tinto plc 10p ordinary

SWAP

Increasing Long

21,555

66.4856  GBP

Rio Tinto plc 10p ordinary

SWAP

Increasing Long

84

66.4928  GBP

Rio Tinto plc 10p ordinary

SWAP

Increasing Long

2,018

66.6219  GBP

Rio Tinto plc 10p ordinary

SWAP

Increasing Long

754

66.6948  GBP

Rio Tinto plc 10p ordinary

SWAP

Increasing Long

278

66.7078  GBP

Rio Tinto plc 10p ordinary

SWAP

Increasing Long

187

66.7217  GBP

Rio Tinto plc 10p ordinary

SWAP

Increasing Long

131

66.7312  GBP

Rio Tinto plc 10p ordinary

SWAP

Increasing Long

11

66.7546  GBP

Rio Tinto plc 10p ordinary

SWAP

Increasing Long

56,603

66.7549  GBP

Rio Tinto plc 10p ordinary

SWAP

Increasing Long

155,492

66.7600  GBP

Rio Tinto plc 10p ordinary

SWAP

Increasing Long

264,557

66.7603  GBP

Rio Tinto plc 10p ordinary

SWAP

Increasing Long

6,442

66.7675  GBP

Rio Tinto plc 10p ordinary

SWAP

Increasing Long

43

66.7774  GBP

Rio Tinto plc 10p ordinary

SWAP

Increasing Long

430

66.7940  GBP

Rio Tinto plc 10p ordinary

SWAP

Increasing Long

1,636

66.8076  GBP

Rio Tinto plc 10p ordinary

SWAP

Increasing Long

69

66.8091  GBP

Rio Tinto plc 10p ordinary

SWAP

Increasing Long

100,000

66.8115  GBP

Rio Tinto plc 10p ordinary

SWAP

Increasing Long

3,441

66.8139  GBP

Rio Tinto plc 10p ordinary

SWAP

Increasing Long

145

66.8144  GBP

Rio Tinto plc 10p ordinary

SWAP

Increasing Long

66

66.8145  GBP

Rio Tinto plc 10p ordinary

SWAP

Increasing Long

8,875

66.8339  GBP

Rio Tinto plc 10p ordinary

SWAP

Increasing Long

8,836

66.8494  GBP

Rio Tinto plc 10p ordinary

SWAP

Increasing Long

400

66.8539  GBP

Rio Tinto plc 10p ordinary

SWAP

Increasing Long

2,146

66.8639  GBP

Rio Tinto plc 10p ordinary

SWAP

Increasing Long

386

66.8700  GBP

Rio Tinto plc 10p ordinary

SWAP

Increasing Long

42,439

66.8707  GBP

Rio Tinto plc 10p ordinary

SWAP

Increasing Long

6,442

66.8711  GBP

Rio Tinto plc 10p ordinary

SWAP

Increasing Long

6,543

66.8760  GBP

Rio Tinto plc 10p ordinary

SWAP

Increasing Long

1,256

66.8784  GBP

Rio Tinto plc 10p ordinary

SWAP

Increasing Long

121

66.8790  GBP

Rio Tinto plc 10p ordinary

SWAP

Increasing Long

4,401

66.8846  GBP

Rio Tinto plc 10p ordinary

SWAP

Increasing Long

16,412

66.8847  GBP

Rio Tinto plc 10p ordinary

SWAP

Increasing Long

3,560

66.9051  GBP

Rio Tinto plc 10p ordinary

SWAP

Increasing Long

22,534

66.9094  GBP

Rio Tinto plc 10p ordinary

SWAP

Increasing Long

8,606

66.9307  GBP

Rio Tinto plc 10p ordinary

SWAP

Increasing Long

466

66.9385  GBP

Rio Tinto plc 10p ordinary

SWAP

Increasing Long

6,971

66.9418  GBP

Rio Tinto plc 10p ordinary

SWAP

Increasing Long

494

66.9447  GBP

Rio Tinto plc 10p ordinary

SWAP

Increasing Long

1,126

66.9578  GBP

Rio Tinto plc 10p ordinary

SWAP

Increasing Long

14,372

66.9599  GBP

Rio Tinto plc 10p ordinary

SWAP

Increasing Long

8,029

66.9755  GBP

Rio Tinto plc 10p ordinary

SWAP

Increasing Long

677

66.9797  GBP

Rio Tinto plc 10p ordinary

SWAP

Increasing Long

5,987

66.9802  GBP

Rio Tinto plc 10p ordinary

SWAP

Increasing Long

2,404

66.9939  GBP

Rio Tinto plc 10p ordinary

SWAP

Increasing Long

350

67.0711  GBP

Rio Tinto plc 10p ordinary

SWAP

Increasing Long

88

67.2025  GBP

Rio Tinto plc 10p ordinary

SWAP

Increasing Long

9,876

77.0415  EUR

Rio Tinto plc 10p ordinary

SWAP

Increasing Long

9

77.1000  EUR

Rio Tinto plc 10p ordinary

SWAP

Decreasing Long

1,215

66.0433  GBP

Rio Tinto plc 10p ordinary

SWAP

Decreasing Long

153

66.2300  GBP

Rio Tinto plc 10p ordinary

SWAP

Decreasing Long

7,707

66.3404  GBP

Rio Tinto plc 10p ordinary

SWAP

Decreasing Long

74

66.3406  GBP

Rio Tinto plc 10p ordinary

SWAP

Decreasing Long

4,315

66.3700  GBP

Rio Tinto plc 10p ordinary

SWAP

Decreasing Long

222

66.3900  GBP

Rio Tinto plc 10p ordinary

SWAP

Decreasing Long

1

66.3903  GBP

Rio Tinto plc 10p ordinary

SWAP

Decreasing Long

138

66.3974  GBP

Rio Tinto plc 10p ordinary

SWAP

Decreasing Long

4,752

66.4083  GBP

Rio Tinto plc 10p ordinary

SWAP

Decreasing Long

123

66.4587  GBP

Rio Tinto plc 10p ordinary

SWAP

Decreasing Long

9,755

66.5279  GBP

Rio Tinto plc 10p ordinary

SWAP

Decreasing Long

21,384

66.5828  GBP

Rio Tinto plc 10p ordinary

SWAP

Decreasing Long

7,450

66.6837  GBP

Rio Tinto plc 10p ordinary

SWAP

Decreasing Long

28,003

66.7200  GBP

Rio Tinto plc 10p ordinary

SWAP

Decreasing Long

19,974

66.7332  GBP

Rio Tinto plc 10p ordinary

SWAP

Decreasing Long

7,962

66.7600  GBP

Rio Tinto plc 10p ordinary

SWAP

Decreasing Long

787

66.7633  GBP

Rio Tinto plc 10p ordinary

SWAP

Decreasing Long

2,038

66.7648  GBP

Rio Tinto plc 10p ordinary

SWAP

Decreasing Long

5,571

66.7653  GBP

Rio Tinto plc 10p ordinary

SWAP

Decreasing Long

66,879

66.7809  GBP

Rio Tinto plc 10p ordinary

SWAP

Decreasing Long

4,040

66.8271  GBP

Rio Tinto plc 10p ordinary

SWAP

Decreasing Long

10,355

66.8379  GBP

Rio Tinto plc 10p ordinary

SWAP

Decreasing Long

831

66.8913  GBP

Rio Tinto plc 10p ordinary

SWAP

Decreasing Long

1,252

66.9143  GBP

Rio Tinto plc 10p ordinary

SWAP

Decreasing Long

125

66.9306  GBP

Rio Tinto plc 10p ordinary

SWAP

Decreasing Long

7,225

66.9520  GBP

Rio Tinto plc 10p ordinary

SWAP

Decreasing Long

224

66.9585  GBP

Rio Tinto plc 10p ordinary

SWAP

Decreasing Long

2,129

77.0177  EUR

Rio Tinto plc 10p ordinary

SWAP

Opening Long

27,000

66.9800  GBP

Rio Tinto plc 10p ordinary

SWAP

Closing Long

23,104

66.7600  GBP

Rio Tinto plc 10p ordinary

CFD

Decreasing Short

6,931

66.5605  GBP

Rio Tinto plc 10p ordinary

CFD

Decreasing Short

15,044

66.7383  GBP

Rio Tinto plc 10p ordinary

CFD

Decreasing Short

73,201

66.7510  GBP

Rio Tinto plc 10p ordinary

CFD

Opening Long

287,985

66.7600  GBP

Rio Tinto plc 10p ordinary

CFD

Increasing Long

31,831

66.9778  GBP

Rio Tinto plc 10p ordinary

CFD

Increasing Long

1,209

67.0787  GBP

Rio Tinto plc 10p ordinary

CFD

Increasing Long

1,676

67.3720  GBP

Rio Tinto plc 10p ordinary

CFD

Increasing Long

151

76.6498  EUR

Rio Tinto plc 10p ordinary

CFD

Increasing Long

694

76.8210  EUR

Rio Tinto plc 10p ordinary

CFD

Decreasing Long

144,175

66.7600  GBP

Rio Tinto plc 10p ordinary

CFD

Decreasing Long

25,375

66.9548  GBP

Rio Tinto plc 10p ordinary

CFD

Decreasing Long

9,448

67.0204  GBP

Rio Tinto plc 10p ordinary

CFD

Decreasing Long

49

76.4400  EUR

Rio Tinto plc 10p ordinary

CFD

Decreasing Long

145

76.6454  EUR

Rio Tinto plc 10p ordinary

CFD

Decreasing Long

46

77.1000  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

Rio Tinto plc ADR

Call Options

Selling

345,002

81.7604  USD

European

25 Jan 2027

0.0438  USD

Rio Tinto plc ADR

Call Options

Selling

414,010

77.6756  USD

European

25 Jan 2027

0.0207  USD

Rio Tinto plc ADR

Call Options

Selling

414,008

77.5100  USD

European

25 Jan 2027

0.0196  USD









(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:

27 Jan 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 10p ordinary

Call Options

Written

-142,508

57.9288

European

20 Oct 2026

Rio Tinto plc ADR

Put Options

Purchased

-500

63.0000

American

15 Jan 2027

Rio Tinto plc ADR

Put Options

Purchased

-400

60.0000

American

15 Jan 2027

Rio Tinto plc ADR

Call Options

Purchased

1,000

65.0000

American

15 Jan 2027

Rio Tinto plc ADR

Call Options

Written

-414,010

77.6756

European

25 Jan 2027

Rio Tinto plc ADR

Call Options

Written

-414,008

77.5100

European

25 Jan 2027

Rio Tinto plc ADR

Call Options

Written

-345,002

81.7604

European

25 Jan 2027

Rio Tinto plc ADR

Put Options

Written

30,000

48.0000

American

15 Jan 2027









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:

 

 

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