RIOT PLATFORMS INC

Ticker: RIOT CUSIP: 767292105 Class: Common Stock

Banco Santander, S.A.'s Holding History (CIK: 0000891478)

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

Q3 2025

Shares 27,812 Value ($000) $529 Avg Close $13.85 Range $10.59 - $20.13

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2025	27,812	$529	$13.85	$10.59 - $20.13