Westfield Capital Management’s Biogen BIIB Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Shares
Change %
Capital Flow Portfolio Weight Portfolio Position
2022
Q4
Sell
-1,748
Closed -$467K 228
2022
Q3
$467K Sell
1,748
-1,169
-40% -$312K ﹤0.01% 222
2022
Q2
$595K Sell
2,917
-10
-0.3% -$2.04K ﹤0.01% 221
2022
Q1
$616K Sell
2,927
-1,112
-28% -$234K ﹤0.01% 224
2021
Q4
$969K Sell
4,039
-292,883
-99% -$70.3M 0.01% 218
2021
Q3
$84M Buy
296,922
+105,080
+55% +$29.7M 0.51% 71
2021
Q2
$66.4M Buy
191,842
+189,985
+10,231% +$65.8M 0.4% 92
2021
Q1
$519K Buy
1,857
+44
+2% +$12.3K ﹤0.01% 236
2020
Q4
$444K Sell
1,813
-19
-1% -$4.65K ﹤0.01% 244
2020
Q3
$520K Hold
1,832
﹤0.01% 224
2020
Q2
$490K Buy
+1,832
New +$490K ﹤0.01% 222
2019
Q4
Sell
-2,414
Closed -$562K 237
2019
Q3
$562K Sell
2,414
-40
-2% -$9.31K ﹤0.01% 223
2019
Q2
$574K Sell
2,454
-234,796
-99% -$54.9M ﹤0.01% 228
2019
Q1
$56.1M Sell
237,250
-3,809
-2% -$900K 0.43% 78
2018
Q4
$72.5M Buy
241,059
+23,758
+11% +$7.15M 0.62% 62
2018
Q3
$76.8M Sell
217,301
-54,883
-20% -$19.4M 0.54% 61
2018
Q2
$79M Sell
272,184
-27,695
-9% -$8.04M 0.59% 52
2018
Q1
$82.1M Sell
299,879
-11,970
-4% -$3.28M 0.63% 51
2017
Q4
$99.3M Buy
311,849
+54,157
+21% +$17.3M 0.76% 35
2017
Q3
$80.7M Sell
257,692
-62,987
-20% -$19.7M 0.62% 54
2017
Q2
$87M Sell
320,679
-38,428
-11% -$10.4M 0.74% 39
2017
Q1
$98.2M Buy
+359,107
New +$98.2M 0.84% 32
2016
Q4
Sell
-301,521
Closed -$94.4M 262
2016
Q3
$94.4M Buy
301,521
+55,858
+23% +$17.5M 0.76% 41
2016
Q2
$59.4M Sell
245,663
-126,805
-34% -$30.7M 0.49% 68
2016
Q1
$97M Sell
372,468
-141,199
-27% -$36.8M 0.74% 45
2015
Q4
$157M Buy
513,667
+512,977
+74,344% +$157M 1.06% 23
2015
Q3
$201K Sell
690
-34
-5% -$9.9K ﹤0.01% 260
2015
Q2
$292K Sell
724
-319,277
-100% -$129M ﹤0.01% 274
2015
Q1
$135M Buy
320,001
+319,311
+46,277% +$135M 0.78% 37
2014
Q4
$234K Hold
690
﹤0.01% 308
2014
Q3
$228K Hold
690
﹤0.01% 296
2014
Q2
$218K Hold
690
﹤0.01% 309
2014
Q1
$211K Buy
+690
New +$211K ﹤0.01% 324