SFM
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Sphera Funds Management’s Biogen BIIB Stock Holding History

Quarter Market Value Status Shares Shares
Change %
Trade Value Portfolio Weight Portfolio Position
2025
Q2
$10.4M Buy
82,738
+60,000
+264% +$7.54M 2.44% 7
2025
Q1
$3.11M Hold
22,738
0.72% 45
2024
Q4
$3.48M Sell
22,738
-1,717
-7% -$263K 0.63% 60
2024
Q3
$4.74M Sell
24,455
-22,957
-48% -$4.45M 0.75% 45
2024
Q2
$11M Sell
47,412
-23,234
-33% -$5.39M 1.5% 19
2024
Q1
$15.2M Buy
70,646
+24,300
+52% +$5.24M 2.14% 7
2023
Q4
$12M Buy
46,346
+20,500
+79% +$5.3M 1.93% 13
2023
Q3
$6.64M Buy
25,846
+2,000
+8% +$514K 1.21% 22
2023
Q2
$6.79M Sell
23,846
-9,670
-29% -$2.75M 1.06% 26
2023
Q1
$9.32M Buy
33,516
+26,000
+346% +$7.23M 1.56% 15
2022
Q4
$2.08M Sell
7,516
-47,984
-86% -$13.3M 0.45% 37
2022
Q3
$14.8M Buy
+55,500
New +$14.8M 2.06% 9
2022
Q1
Sell
-13,000
Closed -$3.12M 67
2021
Q4
$3.12M Buy
+13,000
New +$3.12M 0.34% 63
2021
Q3
Sell
-23,995
Closed -$8.31M 113
2021
Q2
$8.31M Buy
23,995
+17,195
+253% +$5.95M 0.56% 38
2021
Q1
$1.9M Buy
+6,800
New +$1.9M 0.15% 102
2019
Q2
Sell
-30,000
Closed -$7.09M 86
2019
Q1
$7.09M Buy
+30,000
New +$7.09M 0.65% 29
2018
Q3
Sell
-50,000
Closed -$14.5M 113
2018
Q2
$14.5M Sell
50,000
-15,000
-23% -$4.35M 2% 11
2018
Q1
$17.8M Sell
65,000
-9,200
-12% -$2.52M 2.7% 9
2017
Q4
$23.6M Sell
74,200
-30,800
-29% -$9.81M 2.77% 4
2017
Q3
$32.9M Buy
105,000
+15,000
+17% +$4.7M 4.69% 2
2017
Q2
$24.4M Buy
90,000
+15,000
+20% +$4.07M 4.15% 2
2017
Q1
$20.5M Buy
+75,000
New +$20.5M 4.01% 2
2016
Q4
Sell
-50,000
Closed -$15.7M 104
2016
Q3
$15.7M Sell
50,000
-500
-1% -$157K 2.55% 6
2016
Q2
$12.2M Sell
50,500
-68,350
-58% -$16.5M 3.17% 9
2016
Q1
$30.9M Sell
118,850
-5,000
-4% -$1.3M 6.71% 3
2015
Q4
$37.9M Buy
123,850
+38,850
+46% +$11.9M 5.56% 4
2015
Q3
$24.8M Buy
85,000
+24,270
+40% +$7.08M 3.16% 4
2015
Q2
$24.5M Buy
60,730
+50,730
+507% +$20.5M 2.4% 5
2015
Q1
$4.22M Sell
10,000
-30,000
-75% -$12.7M 0.44% 53
2014
Q4
$13.6M Buy
+40,000
New +$13.6M 2.31% 9
2014
Q3
Sell
-22,000
Closed -$6.94M 120
2014
Q2
$6.94M Buy
22,000
+5,000
+29% +$1.58M 1.71% 11
2014
Q1
$5.2M Buy
17,000
+5,000
+42% +$1.53M 1.19% 14
2013
Q4
$3.36M Buy
+12,000
New +$3.36M 0.94% 20