SGA
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Sector Gamma AS’s Biogen BIIB Stock Holding History

Quarter Market Value Status Shares Shares
Change %
Trade Value Portfolio Weight Portfolio Position
2025
Q2
$6.36M Buy
50,639
+32,000
+172% +$4.02M 2.08% 19
2025
Q1
$2.55M Sell
18,639
-10,361
-36% -$1.42M 0.82% 29
2024
Q4
$4.43M Sell
29,000
-6,166
-18% -$943K 1.52% 22
2024
Q3
$6.82M Sell
35,166
-8,819
-20% -$1.71M 2.07% 19
2024
Q2
$10.2M Sell
43,985
-15,713
-26% -$3.64M 3.81% 9
2024
Q1
$12.9M Sell
59,698
-42,536
-42% -$9.17M 3.63% 11
2023
Q4
$26.5M Sell
102,234
-2,052
-2% -$531K 6.42% 4
2023
Q3
$26.8M Buy
104,286
+8,529
+9% +$2.19M 6.85% 3
2023
Q2
$27.3M Buy
95,757
+7,921
+9% +$2.26M 6.1% 5
2023
Q1
$24.4M Buy
87,836
+17,797
+25% +$4.95M 5.92% 6
2022
Q4
$19.4M Sell
70,039
-40,191
-36% -$11.1M 4.43% 9
2022
Q3
$29.4M Buy
110,230
+17,733
+19% +$4.73M 7.58% 2
2022
Q2
$18.9M Buy
92,497
+10,552
+13% +$2.15M 4.22% 8
2022
Q1
$17.3M Buy
81,945
+15,346
+23% +$3.23M 3.75% 9
2021
Q4
$16M Sell
66,599
-16,720
-20% -$4.01M 3.76% 11
2021
Q3
$23.6M Buy
83,319
+10,276
+14% +$2.91M 4.7% 7
2021
Q2
$25.3M Buy
73,043
+23,783
+48% +$8.24M 4.48% 6
2021
Q1
$13.8M Sell
49,260
-16,325
-25% -$4.57M 2.52% 18
2020
Q4
$16.1M Sell
65,585
-1,758
-3% -$430K 3.06% 15
2020
Q3
$19.1M Buy
67,343
+3,123
+5% +$886K 4.35% 9
2020
Q2
$17.2M Sell
64,220
-10,900
-15% -$2.92M 3.55% 13
2020
Q1
$23.8M Sell
75,120
-27,099
-27% -$8.57M 5.07% 6
2019
Q4
$30.3M Buy
102,219
+49,793
+95% +$14.8M 4.86% 5
2019
Q3
$12.2M Sell
52,426
-62,700
-54% -$14.6M 2.06% 18
2019
Q2
$26.9M Sell
115,126
-35,074
-23% -$8.2M 4.33% 8
2019
Q1
$35.5M Buy
150,200
+117,100
+354% +$27.7M 5.69% 6
2018
Q4
$9.96M Sell
33,100
-2,900
-8% -$873K 1.67% 19
2018
Q3
$12.7M Buy
+36,000
New +$12.7M 1.99% 17
2018
Q1
Sell
-65,800
Closed -$21M 32
2017
Q4
$21M Sell
65,800
-18,200
-22% -$5.8M 3.52% 13
2017
Q3
$26.3M Buy
84,000
+26,200
+45% +$8.2M 4.01% 11
2017
Q2
$15.7M Buy
+57,800
New +$15.7M 2.28% 17
2016
Q4
Sell
-71,400
Closed -$21.1M 27
2016
Q3
$21.1M Sell
71,400
-25,290
-26% -$7.48M 3.7% 13
2016
Q2
$23.4M Buy
96,690
+14,780
+18% +$3.57M 4.44% 8
2016
Q1
$21.3M Buy
81,910
+6,610
+9% +$1.72M 4.39% 9
2015
Q4
$23.1M Buy
75,300
+46,700
+163% +$14.3M 5.93% 6
2015
Q3
$8.35M Buy
+28,600
New +$8.35M 2.26% 18
2014
Q1
Sell
-20,000
Closed -$5.59M 32
2013
Q4
$5.59M Buy
+20,000
New +$5.59M 1.51% 24