William Blair Investment Management
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William Blair Investment Management’s OmniAb OABI Stock Holding History

William Blair Investment Management’s Portfolio OABI Stock Details OABI Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2024
Q2 		– Sell
-3,364,346
Closed -$18.2M – 440
2024
Q1 		$18.2M Buy
3,364,346
+27,105
+0.8% +$156K 0.05% 306
2023
Q4 		$20.6M Buy
3,337,241
+474,585
+17% +$2.33M 0.06% 289
2023
Q3 		$14.9M Buy
2,862,656
+80,906
+3% +$432K 0.05% 299
2023
Q2 		$14M Buy
2,781,750
+32,881
+1% +$133K 0.04% 308
2023
Q1 		$10.1M Buy
2,748,869
+223,252
+9% +$843K 0.04% 316
2022
Q4 		$9.09M Buy
+2,525,617
New +$13.3M 0.03% 318

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