ALUMIS INC

Ticker: ALMS CUSIP: 022307102 Class: COM

Tower Research Capital LLC (TRC)'s Holding History (CIK: 0001533421)

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

Q4 2025

Shares 1,298 Value ($000) $13 Avg Close $6.98 Range $3.92 - $12.44

Q3 2025

Shares 3,604 Value ($000) $14 Avg Close $4.12 Range $2.92 - $5.13

Q2 2025

Shares 11,453 Value ($000) $34 Avg Close $4.72 Range $2.76 - $10.49

Q1 2025

Shares 3,293 Value ($000) $20 Avg Close $5.82 Range $3.18 - $9.07

Q4 2024

Shares 1,246 Value ($000) $10 Avg Close $10.02 Range $7.46 - $13.11

Q3 2024

Shares 879 Value ($000) $9 Avg Close $12.13 Range $10.37 - $13.50

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	1,298	$13	$6.98	$3.92 - $12.44
Q3 2025	3,604	$14	$4.12	$2.92 - $5.13
Q2 2025	11,453	$34	$4.72	$2.76 - $10.49
Q1 2025	3,293	$20	$5.82	$3.18 - $9.07
Q4 2024	1,246	$10	$10.02	$7.46 - $13.11
Q3 2024	879	$9	$12.13	$10.37 - $13.50