RIOT PLATFORMS INC

Ticker: RIOT CUSIP: 767292105 Class: Common Stock

Optiver Holding B.V.'s Holding History (CIK: 0001859606)

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

Q1 2025

Shares 1,761 Value ($000) $13 Avg Close $10.37 Range $6.87 - $14.54

Q4 2024

Shares 1,415 Value ($000) $14 Avg Close $10.89 Range $6.98 - $15.87

Q3 2024

Shares 2,114 Value ($000) $16 Avg Close $8.66 Range $6.36 - $13.09

Q2 2024

Shares 1,286 Value ($000) $12 Avg Close $10.09 Range $7.80 - $12.65

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2025	1,761	$13	$10.37	$6.87 - $14.54
Q4 2024	1,415	$14	$10.89	$6.98 - $15.87
Q3 2024	2,114	$16	$8.66	$6.36 - $13.09
Q2 2024	1,286	$12	$10.09	$7.80 - $12.65