Letko, Brosseau & Associates’s Biogen BIIB Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2026
Q1 | $27.7M | Buy |
150,865
+21,085
| +16% | +$3.89M | 0.45% | 59 |
|
|
2025
Q4 | $22.8M | Buy |
129,780
+9,160
| +8% | +$1.5M | 0.37% | 60 |
|
|
2025
Q3 | $16.9M | Buy |
120,620
+2,965
| +3% | +$401K | 0.29% | 62 |
|
|
2025
Q2 | $14.8M | Buy |
117,655
+2,045
| +2% | +$255K | 0.28% | 63 |
|
|
2025
Q1 | $15.8M | Sell |
115,610
-3,972
| -3% | -$568K | 0.34% | 61 |
|
|
2024
Q4 | $18.3M | Sell |
119,582
-13,330
| -10% | -$2.25M | 0.35% | 61 |
|
|
2024
Q3 | $25.8M | Buy |
132,912
+20,240
| +18% | +$4.23M | 0.47% | 58 |
|
|
2024
Q2 | $26.1M | Buy |
112,672
+7,365
| +7% | +$1.6M | 0.5% | 60 |
|
|
2024
Q1 | $22.7M | Buy |
105,307
+893
| +0.9% | +$209K | 0.39% | 62 |
|
|
2023
Q4 | $27M | Sell |
104,414
-3,805
| -4% | -$935K | 0.49% | 62 |
|
|
2023
Q3 | $27.8M | Sell |
108,219
-966
| -0.9% | -$258K | 0.55% | 56 |
|
|
2023
Q2 | $31.1M | Sell |
109,185
-6,540
| -6% | -$1.95M | 0.58% | 57 |
|
|
2023
Q1 | $32.2M | Sell |
115,725
-333
| -0.3% | -$92.1K | 0.6% | 57 |
|
|
2022
Q4 | $32.1M | Sell |
116,058
-3,270
| -3% | -$924K | 0.58% | 63 |
|
|
2022
Q3 | $31.9M | Sell |
119,328
-2,945
| -2% | -$625K | 0.63% | 56 |
|
|
2022
Q2 | $24.9M | Buy |
122,273
+155
| +0.1% | +$31.7K | 0.44% | 63 |
|
|
2022
Q1 | $25.7M | Sell |
122,118
-1,253
| -1% | -$272K | 0.38% | 69 |
|
|
2021
Q4 | $29.6M | Buy |
123,371
+3,375
| +3% | +$868K | 0.42% | 67 |
|
|
2021
Q3 | $34M | Sell |
119,996
-4,640
| -4% | -$1.52M | 0.49% | 59 |
|
|
2021
Q2 | $43.2M | Sell |
124,636
-1,932
| -2% | -$585K | 0.58% | 55 |
|
|
2021
Q1 | $35.4M | Sell |
126,568
-4,320
| -3% | -$1.17M | 0.48% | 59 |
|
|
2020
Q4 | $32M | Sell |
130,888
-10,715
| -8% | -$2.76M | 0.44% | 61 |
|
|
2020
Q3 | $40.2M | Sell |
141,603
-14,995
| -10% | -$4.18M | 0.63% | 52 |
|
|
2020
Q2 | $41.9M | Sell |
156,598
-7,448
| -5% | -$2.24M | 0.62% | 54 |
|
|
2020
Q1 | $51.9M | Buy |
164,046
+2,283
| +1% | +$693K | 0.89% | 41 |
|
|
2019
Q4 | $48M | Sell |
161,763
-6,870
| -4% | -$1.91M | 0.48% | 56 |
|
|
2019
Q3 | $39.3M | Sell |
168,633
-10,515
| -6% | -$2.45M | 0.4% | 58 |
|
|
2019
Q2 | $41.9M | Sell |
179,148
-6,795
| -4% | -$1.57M | 0.42% | 60 |
|
|
2019
Q1 | $44M | Sell |
185,943
-5,345
| -3% | -$1.68M | 0.44% | 57 |
|
|
2018
Q4 | $57.6M | Sell |
191,288
-10,473
| -5% | -$3.34M | 0.64% | 48 |
|
|
2018
Q3 | $71.3M | Sell |
201,761
-6,087
| -3% | -$2.1M | 0.66% | 49 |
|
|
2018
Q2 | $60.3M | Sell |
207,848
-290
| -0.1% | -$81.5K | 0.55% | 56 |
|
|
2018
Q1 | $57M | Sell |
208,138
-5,375
| -3% | -$1.67M | 0.54% | 52 |
|
|
2017
Q4 | $68M | Sell |
213,513
-4,290
| -2% | -$1.38M | 0.6% | 48 |
|
|
2017
Q3 | $68.2M | Buy |
217,803
+855
| +0.4% | +$253K | 0.62% | 48 |
|
|
2017
Q2 | $58.9M | Buy |
216,948
+1,072
| +0.5% | +$283K | 0.58% | 49 |
|
|
2017
Q1 | $59M | Sell |
215,876
-2,465
| -1% | -$697K | 0.55% | 51 |
|
|
2016
Q4 | $61.9M | Buy |
218,341
+24,100
| +12% | +$7.14M | 0.57% | 52 |
|
|
2016
Q3 | $60.8M | Buy |
194,241
+66,576
| +52% | +$19.7M | 0.57% | 51 |
|
|
2016
Q2 | $30.9M | Buy |
+127,665
| New | +$33.6M | 0.29% | 64 |
|
Other funds holding BIIB
VCM
VPM
