William Blair Investment Management
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William Blair Investment Management’s Twist Bioscience TWST Stock Holding History

Quarter Market Value Status Shares Shares
Change %
Trade Value Portfolio Weight Portfolio Position
2025
Q2
$144M Buy
3,906,604
+99,737
+3% +$3.67M 0.38% 78
2025
Q1
$149M Buy
3,806,867
+857,144
+29% +$33.7M 0.42% 68
2024
Q4
$137M Sell
2,949,723
-527,572
-15% -$24.5M 0.33% 95
2024
Q3
$157M Buy
3,477,295
+292,909
+9% +$13.2M 0.39% 90
2024
Q2
$157M Sell
3,184,386
-324,816
-9% -$16M 0.41% 78
2024
Q1
$120M Sell
3,509,202
-40,672
-1% -$1.4M 0.31% 95
2023
Q4
$131M Sell
3,549,874
-23,549
-0.7% -$868K 0.38% 90
2023
Q3
$72.4M Sell
3,573,423
-42,375
-1% -$859K 0.24% 116
2023
Q2
$74M Buy
3,615,798
+1,561,277
+76% +$31.9M 0.24% 115
2023
Q1
$31M Buy
2,054,521
+16,845
+0.8% +$254K 0.11% 215
2022
Q4
$48.5M Buy
2,037,676
+63,291
+3% +$1.51M 0.19% 122
2022
Q3
$69.6M Sell
1,974,385
-743,000
-27% -$26.2M 0.28% 106
2022
Q2
$95M Buy
2,717,385
+1,045,779
+63% +$36.6M 0.35% 97
2022
Q1
$82.5M Buy
1,671,606
+65,276
+4% +$3.22M 0.25% 117
2021
Q4
$124M Buy
1,606,330
+408,746
+34% +$31.6M 0.34% 99
2021
Q3
$128M Buy
1,197,584
+491,168
+70% +$52.5M 0.36% 95
2021
Q2
$94.1M Buy
706,416
+50,456
+8% +$6.72M 0.3% 110
2021
Q1
$81.2M Sell
655,960
-95,295
-13% -$11.8M 0.26% 111
2020
Q4
$106M Buy
751,255
+454,483
+153% +$64.2M 0.35% 99
2020
Q3
$22.5M Sell
296,772
-261,038
-47% -$19.8M 0.09% 183
2020
Q2
$25.3M Sell
557,810
-127,820
-19% -$5.79M 0.1% 170
2020
Q1
$21M Buy
+685,630
New +$21M 0.1% 173