GC
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Guggenheim Capital’s Biogen BIIB Stock Holding History

Quarter Market Value Status Shares Shares
Change %
Trade Value Portfolio Weight Portfolio Position
2025
Q2
$7.51M Buy
59,827
+6,701
+13% +$842K 0.06% 317
2025
Q1
$7.27M Sell
53,126
-7,651
-13% -$1.05M 0.07% 315
2024
Q4
$9.29M Buy
60,777
+533
+0.9% +$81.5K 0.08% 267
2024
Q3
$11.7M Sell
60,244
-2,099
-3% -$407K 0.08% 257
2024
Q2
$14.5M Sell
62,343
-6,707
-10% -$1.55M 0.1% 203
2024
Q1
$14.9M Buy
69,050
+995
+1% +$215K 0.1% 191
2023
Q4
$17.6M Sell
68,055
-457
-0.7% -$118K 0.13% 155
2023
Q3
$17.6M Buy
68,512
+7,593
+12% +$1.95M 0.15% 135
2023
Q2
$17.4M Buy
60,919
+3,463
+6% +$986K 0.14% 144
2023
Q1
$16M Sell
57,456
-2,081
-3% -$579K 0.13% 161
2022
Q4
$16.5M Sell
59,537
-3,770
-6% -$1.04M 0.14% 158
2022
Q3
$16.9M Sell
63,307
-8,969
-12% -$2.39M 0.15% 149
2022
Q2
$14.7M Sell
72,276
-8,909
-11% -$1.82M 0.12% 209
2022
Q1
$17.1M Sell
81,185
-7,595
-9% -$1.6M 0.1% 225
2021
Q4
$21.3M Buy
88,780
+10,109
+13% +$2.43M 0.11% 188
2021
Q3
$22.3M Sell
78,671
-3,167
-4% -$896K 0.13% 150
2021
Q2
$28.3M Buy
81,838
+2,039
+3% +$706K 0.17% 111
2021
Q1
$22.3M Sell
79,799
-14,870
-16% -$4.16M 0.15% 141
2020
Q4
$23.2M Sell
94,669
-6,702
-7% -$1.64M 0.15% 117
2020
Q3
$28.8M Sell
101,371
-15,720
-13% -$4.46M 0.21% 78
2020
Q2
$31.3M Buy
117,091
+12,871
+12% +$3.44M 0.24% 69
2020
Q1
$33M Sell
104,220
-39,975
-28% -$12.6M 0.33% 48
2019
Q4
$42.8M Sell
144,195
-12,140
-8% -$3.6M 0.32% 44
2019
Q3
$36.4M Sell
156,335
-19,979
-11% -$4.65M 0.29% 52
2019
Q2
$41.2M Buy
176,314
+925
+0.5% +$216K 0.34% 45
2019
Q1
$41.5M Buy
175,389
+19,183
+12% +$4.53M 0.34% 42
2018
Q4
$47M Buy
156,206
+444
+0.3% +$134K 0.4% 26
2018
Q3
$55M Sell
155,762
-15,365
-9% -$5.43M 0.36% 25
2018
Q2
$49.7M Sell
171,127
-149,505
-47% -$43.4M 0.33% 26
2018
Q1
$87.8M Buy
320,632
+39,127
+14% +$10.7M 0.21% 62
2017
Q4
$89.7M Sell
281,505
-57,580
-17% -$18.3M 0.21% 67
2017
Q3
$106M Sell
339,085
-36,723
-10% -$11.5M 0.25% 33
2017
Q2
$102M Buy
375,808
+43,876
+13% +$11.9M 0.27% 30
2017
Q1
$90.8M Buy
331,932
+1,953
+0.6% +$534K 0.25% 37
2016
Q4
$93.6M Buy
329,979
+24,020
+8% +$6.81M 0.27% 34
2016
Q3
$95.8M Sell
305,959
-3,985
-1% -$1.25M 0.3% 25
2016
Q2
$75M Sell
309,944
-29,535
-9% -$7.14M 0.24% 56
2016
Q1
$88.4M Sell
339,479
-56,262
-14% -$14.6M 0.28% 30
2015
Q4
$121M Buy
395,741
+28,165
+8% +$8.63M 0.35% 12
2015
Q3
$107M Sell
367,576
-22,211
-6% -$6.48M 0.33% 13
2015
Q2
$157M Buy
389,787
+32,991
+9% +$13.3M 0.39% 10
2015
Q1
$151M Buy
356,796
+54,087
+18% +$22.8M 0.36% 10
2014
Q4
$103M Buy
302,709
+6,314
+2% +$2.14M 0.26% 37
2014
Q3
$98.1M Buy
296,395
+16,470
+6% +$5.45M 0.24% 34
2014
Q2
$88.3M Sell
279,925
-2,384
-0.8% -$752K 0.22% 46
2014
Q1
$86.4M Buy
282,309
+6,065
+2% +$1.86M 0.25% 42
2013
Q4
$77.3M Buy
276,244
+17,535
+7% +$4.91M 0.23% 45
2013
Q3
$62.3M Buy
258,709
+28,067
+12% +$6.76M 0.22% 48
2013
Q2
$49.6M Buy
+230,642
New +$49.6M 0.21% 60