FAM
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Fred Alger Management’s Biogen BIIB Stock Holding History

Quarter Market Value Status Shares Shares
Change %
Trade Value Portfolio Weight Portfolio Position
2025
Q2
Sell
-12,159
Closed -$1.66M 443
2025
Q1
$1.66M Buy
+12,159
New +$1.66M 0.01% 308
2024
Q1
Sell
-13,235
Closed -$3.42M 451
2023
Q4
$3.42M Buy
+13,235
New +$3.42M 0.02% 285
2023
Q3
Sell
-125,980
Closed -$35.9M 471
2023
Q2
$35.9M Sell
125,980
-143,458
-53% -$40.9M 0.18% 126
2023
Q1
$74.9M Sell
269,438
-62,627
-19% -$17.4M 0.4% 78
2022
Q4
$92M Buy
332,065
+188,033
+131% +$52.1M 0.5% 59
2022
Q3
$38.5M Buy
+144,032
New +$38.5M 0.19% 130
2021
Q3
Sell
-85,613
Closed -$29.6M 515
2021
Q2
$29.6M Buy
85,613
+67,888
+383% +$23.5M 0.07% 187
2021
Q1
$4.96M Buy
17,725
+13,766
+348% +$3.85M 0.01% 299
2020
Q4
$969K Buy
3,959
+3,942
+23,188% +$965K ﹤0.01% 371
2020
Q3
$5K Sell
17
-3,850
-100% -$1.13M ﹤0.01% 453
2020
Q2
$1.04M Sell
3,867
-159,223
-98% -$42.6M ﹤0.01% 353
2020
Q1
$51.6M Buy
163,090
+24,245
+17% +$7.67M 0.23% 102
2019
Q4
$41.2M Buy
+138,845
New +$41.2M 0.15% 135
2019
Q3
Sell
-42
Closed -$10K 486
2019
Q2
$10K Sell
42
-1,979
-98% -$471K ﹤0.01% 489
2019
Q1
$478K Sell
2,021
-215,110
-99% -$50.9M ﹤0.01% 369
2018
Q4
$65.3M Sell
217,131
-80,405
-27% -$24.2M 0.3% 75
2018
Q3
$105M Buy
297,536
+284,735
+2,224% +$101M 0.39% 55
2018
Q2
$3.72M Sell
12,801
-1,620
-11% -$470K 0.02% 244
2018
Q1
$3.95M Buy
14,421
+1,092
+8% +$299K 0.02% 244
2017
Q4
$4.25M Buy
13,329
+5,537
+71% +$1.76M 0.02% 233
2017
Q3
$2.44M Buy
7,792
+1,250
+19% +$391K 0.01% 273
2017
Q2
$1.78M Sell
6,542
-6,861
-51% -$1.86M 0.01% 294
2017
Q1
$3.67M Sell
13,403
-522,626
-97% -$143M 0.02% 250
2016
Q4
$152M Buy
536,029
+86,307
+19% +$24.5M 0.83% 32
2016
Q3
$141M Sell
449,722
-138,659
-24% -$43.4M 0.72% 35
2016
Q2
$142M Sell
588,381
-119,522
-17% -$28.9M 0.75% 30
2016
Q1
$184M Buy
707,903
+121,551
+21% +$31.6M 0.93% 24
2015
Q4
$180M Buy
586,352
+117,434
+25% +$36M 0.87% 31
2015
Q3
$137M Sell
468,918
-403,077
-46% -$118M 0.75% 44
2015
Q2
$352M Buy
871,995
+19,093
+2% +$7.71M 1.59% 10
2015
Q1
$360M Buy
852,902
+252,392
+42% +$107M 1.62% 9
2014
Q4
$204M Buy
600,510
+170,810
+40% +$58M 0.98% 24
2014
Q3
$142M Sell
429,700
-43,899
-9% -$14.5M 0.69% 38
2014
Q2
$149M Sell
473,599
-34,220
-7% -$10.8M 0.74% 39
2014
Q1
$155M Sell
507,819
-71,811
-12% -$22M 0.77% 28
2013
Q4
$162M Buy
579,630
+253,735
+78% +$70.9M 0.83% 26
2013
Q3
$78.5M Buy
325,895
+64,841
+25% +$15.6M 0.44% 69
2013
Q2
$56.2M Buy
+261,054
New +$56.2M 0.33% 91