ADAPTIVE BIOTECHNOLOGIES COR

Ticker: ADPT CUSIP: 00650F109 Class: Common Stock

Optiver Holding B.V.'s Holding History (CIK: 0001859606)

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

Q4 2025

Shares 92 Value ($000) $1 Avg Close $16.32 Range $13.28 - $20.76

Q3 2025

Shares 1,096 Value ($000) $16 Avg Close $12.19 Range $9.96 - $15.04

Q2 2025

Shares 857 Value ($000) $10 Avg Close $9.08 Range $6.67 - $12.43

Q1 2025

Shares 326 Value ($000) $2 Avg Close $7.69 Range $5.96 - $9.01

Q4 2024

Shares 642 Value ($000) $4 Avg Close $5.51 Range $4.27 - $7.07

Q2 2024

Shares 1,805 Value ($000) $7 Avg Close $3.17 Range $2.28 - $4.20

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	92	$1	$16.32	$13.28 - $20.76
Q3 2025	1,096	$16	$12.19	$9.96 - $15.04
Q2 2025	857	$10	$9.08	$6.67 - $12.43
Q1 2025	326	$2	$7.69	$5.96 - $9.01
Q4 2024	642	$4	$5.51	$4.27 - $7.07
Q2 2024	1,805	$7	$3.17	$2.28 - $4.20