OMNIAB INC

Ticker: OABI CUSIP: 68218J103 Class: COM

WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC's Holding History (CIK: 0001644956)

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

Q1 2024

Shares 3,364,346 Value ($000) $18,235 Avg Close $5.76 Range $5.04 - $6.71

Q4 2023

Shares 3,337,241 Value ($000) $20,591 Avg Close $4.92 Range $4.17 - $6.20

Q3 2023

Shares 2,862,656 Value ($000) $14,857 Avg Close $5.34 Range $4.61 - $5.97

Q2 2023

Shares 2,781,750 Value ($000) $13,992 Avg Close $4.05 Range $3.14 - $5.08

Q1 2023

Shares 2,748,869 Value ($000) $10,116 Avg Close $3.78 Range $3.07 - $4.60

Q4 2022

Shares 2,525,617 Value ($000) $9,092 Avg Close $5.33 Range $1.91 - $10.50

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2024	3,364,346	$18,235	$5.76	$5.04 - $6.71
Q4 2023	3,337,241	$20,591	$4.92	$4.17 - $6.20
Q3 2023	2,862,656	$14,857	$5.34	$4.61 - $5.97
Q2 2023	2,781,750	$13,992	$4.05	$3.14 - $5.08
Q1 2023	2,748,869	$10,116	$3.78	$3.07 - $4.60
Q4 2022	2,525,617	$9,092	$5.33	$1.91 - $10.50