CORTEXYME INC

Ticker: QNCX CUSIP: 22053A107 Class: Com

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

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

Q4 2025

Shares 12,473 Value ($000) $42 Avg Close $2.52 Range $1.44 - $4.55

Q2 2025

Shares 22,660 Value ($000) $37 Avg Close $1.14 Range $0.72 - $1.68

Q3 2024

Shares 21,570 Value ($000) $17 Avg Close $0.72 Range $0.51 - $0.87

Q2 2024

Shares 14,077 Value ($000) $11 Avg Close $0.90 Range $0.63 - $1.14

Q4 2023

Shares 21,390 Value ($000) $22 Avg Close $1.00 Range $0.84 - $1.23

Q3 2023

Shares 31,940 Value ($000) $36 Avg Close $1.31 Range $1.06 - $1.70

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	12,473	$42	$2.52	$1.44 - $4.55
Q2 2025	22,660	$37	$1.14	$0.72 - $1.68
Q3 2024	21,570	$17	$0.72	$0.51 - $0.87
Q2 2024	14,077	$11	$0.90	$0.63 - $1.14
Q4 2023	21,390	$22	$1.00	$0.84 - $1.23
Q3 2023	31,940	$36	$1.31	$1.06 - $1.70