RIOT PLATFORMS INC

Ticker: RIOT CUSIP: 767292105 Class: Common Stock

BANK OF MONTREAL /CAN/'s Holding History (CIK: 0000927971)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 554,886 Value ($000) $7,030 Avg Close $17.11 Range $12.04 - $23.93

Q3 2025

Shares 316,316 Value ($000) $6,019 Avg Close $13.85 Range $10.59 - $20.13

Q2 2025

Shares 27,203 Value ($000) $307 Avg Close $8.50 Range $6.19 - $11.44

Q1 2025

Shares 422,625 Value ($000) $3,009 Avg Close $10.37 Range $6.87 - $14.54

Q4 2024

Shares 18,586 Value ($000) $190 Avg Close $10.89 Range $6.98 - $15.87

Q3 2024

Shares 110,243 Value ($000) $864 Avg Close $8.66 Range $6.36 - $13.09

Q2 2024

Shares 1,114,591 Value ($000) $10,277 Avg Close $10.09 Range $7.80 - $12.65

Q1 2024

Shares 1,110,139 Value ($000) $18,539 Avg Close $13.03 Range $9.63 - $18.36

Q4 2023

Shares 19,864 Value ($000) $350 Avg Close $12.07 Range $8.61 - $18.75

Q3 2023

Shares 70,037 Value ($000) $754 Avg Close $13.77 Range $8.82 - $20.65

Q2 2023

Shares 20,829 Value ($000) $247 Avg Close $11.20 Range $8.76 - $14.43

Q1 2023

Shares 26,626 Value ($000) $267 Avg Close $6.50 Range $3.30 - $10.10

Q4 2022

Shares 228,529 Value ($000) $775 Avg Close $5.16 Range $3.25 - $7.78

Q3 2022

Shares 214,433 Value ($000) $1,576 Avg Close $7.04 Range $4.02 - $10.52

Q2 2022

Shares 502,491 Value ($000) $2,517 Avg Close $9.28 Range $4.12 - $21.38

Q1 2022

Shares 332,839 Value ($000) $7,336 Avg Close $18.05 Range $12.90 - $24.63

Q4 2021

Shares 713,822 Value ($000) $16,776 Avg Close $29.77 Range $21.71 - $46.28

Q1 2021

Shares 5,289 Value ($000) $262 Avg Close $40.49 Range $15.35 - $79.50

Q4 2020

Shares 23,635 Value ($000) $536 Avg Close $6.64 Range $2.50 - $18.67

Q2 2020

Shares 57,600 Value ($000) $135 Avg Close $1.79 Range $0.76 - $3.31

Q1 2020

Shares 83,100 Value ($000) $65 Avg Close $1.21 Range $0.51 - $1.86

Q4 2019

Shares 270,500 Value ($000) $303 Avg Close $1.50 Range $1.11 - $1.94

Q3 2019

Shares 284,500 Value ($000) $506 Avg Close $2.09 Range $1.70 - $2.96

Q2 2019

Shares 249,079 Value ($000) $783 Avg Close $3.96 Range $2.41 - $6.14

Q1 2019

Shares 290,500 Value ($000) $950 Avg Close $2.60 Range $1.50 - $4.34

Q4 2018

Shares 20,100 Value ($000) $30 Avg Close $2.22 Range $1.29 - $3.76

Q3 2018

Shares 20,100 Value ($000) $73 Avg Close $5.58 Range $3.53 - $8.55

Q2 2018

Shares 104,800 Value ($000) $664 Avg Close $7.32 Range $6.17 - $9.75

Q4 2017

Shares 15,778 Value ($000) $448 Avg Close $14.03 Range $5.06 - $46.20

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	554,886	$7,030	$17.11	$12.04 - $23.93
Q3 2025	316,316	$6,019	$13.85	$10.59 - $20.13
Q2 2025	27,203	$307	$8.50	$6.19 - $11.44
Q1 2025	422,625	$3,009	$10.37	$6.87 - $14.54
Q4 2024	18,586	$190	$10.89	$6.98 - $15.87
Q3 2024	110,243	$864	$8.66	$6.36 - $13.09
Q2 2024	1,114,591	$10,277	$10.09	$7.80 - $12.65
Q1 2024	1,110,139	$18,539	$13.03	$9.63 - $18.36
Q4 2023	19,864	$350	$12.07	$8.61 - $18.75
Q3 2023	70,037	$754	$13.77	$8.82 - $20.65
Q2 2023	20,829	$247	$11.20	$8.76 - $14.43
Q1 2023	26,626	$267	$6.50	$3.30 - $10.10
Q4 2022	228,529	$775	$5.16	$3.25 - $7.78
Q3 2022	214,433	$1,576	$7.04	$4.02 - $10.52
Q2 2022	502,491	$2,517	$9.28	$4.12 - $21.38
Q1 2022	332,839	$7,336	$18.05	$12.90 - $24.63
Q4 2021	713,822	$16,776	$29.77	$21.71 - $46.28
Q1 2021	5,289	$262	$40.49	$15.35 - $79.50
Q4 2020	23,635	$536	$6.64	$2.50 - $18.67
Q2 2020	57,600	$135	$1.79	$0.76 - $3.31
Q1 2020	83,100	$65	$1.21	$0.51 - $1.86
Q4 2019	270,500	$303	$1.50	$1.11 - $1.94
Q3 2019	284,500	$506	$2.09	$1.70 - $2.96
Q2 2019	249,079	$783	$3.96	$2.41 - $6.14
Q1 2019	290,500	$950	$2.60	$1.50 - $4.34
Q4 2018	20,100	$30	$2.22	$1.29 - $3.76
Q3 2018	20,100	$73	$5.58	$3.53 - $8.55
Q2 2018	104,800	$664	$7.32	$6.17 - $9.75
Q4 2017	15,778	$448	$14.03	$5.06 - $46.20