William Blair Investment Management
BPMC

William Blair Investment Management’s Blueprint Medicines BPMC Stock Holding History

Quarter Market Value Status Shares Shares
Change %
Trade Value Portfolio Weight Portfolio Position
2025
Q2
$1.1M Sell
8,574
-1,421,094
-99% -$182M ﹤0.01% 368
2025
Q1
$127M Sell
1,429,668
-515,027
-26% -$45.6M 0.36% 78
2024
Q4
$170M Buy
1,944,695
+269,896
+16% +$23.5M 0.41% 77
2024
Q3
$155M Buy
1,674,799
+80,883
+5% +$7.48M 0.38% 92
2024
Q2
$172M Sell
1,593,916
-114,132
-7% -$12.3M 0.45% 70
2024
Q1
$162M Sell
1,708,048
-19,797
-1% -$1.88M 0.42% 75
2023
Q4
$159M Buy
1,727,845
+271,216
+19% +$25M 0.46% 75
2023
Q3
$73.2M Sell
1,456,629
-17,861
-1% -$897K 0.24% 115
2023
Q2
$93.2M Buy
1,474,490
+392,041
+36% +$24.8M 0.3% 100
2023
Q1
$48.7M Buy
1,082,449
+57,835
+6% +$2.6M 0.17% 127
2022
Q4
$44.9M Sell
1,024,614
-49,670
-5% -$2.18M 0.17% 125
2022
Q3
$70.8M Buy
1,074,284
+9,156
+0.9% +$603K 0.28% 104
2022
Q2
$53.8M Sell
1,065,128
-20,388
-2% -$1.03M 0.2% 125
2022
Q1
$69.3M Sell
1,085,516
-662,205
-38% -$42.3M 0.21% 132
2021
Q4
$187M Buy
1,747,721
+30,557
+2% +$3.27M 0.51% 72
2021
Q3
$177M Buy
1,717,164
+681,246
+66% +$70M 0.5% 68
2021
Q2
$91.1M Sell
1,035,918
-23,353
-2% -$2.05M 0.29% 113
2021
Q1
$103M Buy
1,059,271
+76,457
+8% +$7.43M 0.33% 101
2020
Q4
$110M Buy
+982,814
New +$110M 0.37% 98