ALT5 SIGMA CORP

Ticker: ALTS CUSIP: 47089W104 Class: Stock

XTX Topco Ltd's Holding History (CIK: 0001828301)

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

Q4 2025

Shares 489,500 Value ($000) $538 Avg Close $1.93 Range $1.08 - $3.10

Q3 2025

Shares 122,699 Value ($000) $330 Avg Close $5.99 Range $2.55 - $9.76

Q4 2024

Shares 19,389 Value ($000) $90 Avg Close $2.70 Range $1.55 - $4.83

Q3 2024

Shares 11,454 Value ($000) $20 Avg Close $2.04 Range $1.29 - $3.08

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	489,500	$538	$1.93	$1.08 - $3.10
Q3 2025	122,699	$330	$5.99	$2.55 - $9.76
Q4 2024	19,389	$90	$2.70	$1.55 - $4.83
Q3 2024	11,454	$20	$2.04	$1.29 - $3.08