PHATHOM PHARMACEUTICALS INC

Ticker: PHAT CUSIP: 71722W107 Class: Common Stock

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

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

Q4 2025

Shares 39,400 Value ($000) $654 Avg Close $14.28 Range $10.33 - $18.31

Q3 2025

Shares 54,587 Value ($000) $642 Avg Close $10.32 Range $7.61 - $13.00

Q2 2025

Shares 14,330 Value ($000) $137 Avg Close $5.53 Range $2.21 - $12.32

Q1 2025

Shares 90,191 Value ($000) $565 Avg Close $6.07 Range $4.07 - $8.34

Q3 2023

Shares 14,847 Value ($000) $154 Avg Close $13.72 Range $10.01 - $17.02

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	39,400	$654	$14.28	$10.33 - $18.31
Q3 2025	54,587	$642	$10.32	$7.61 - $13.00
Q2 2025	14,330	$137	$5.53	$2.21 - $12.32
Q1 2025	90,191	$565	$6.07	$4.07 - $8.34
Q3 2023	14,847	$154	$13.72	$10.01 - $17.02