Atria Investments’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
$447K Sell
2,437
-766
-24% -$141K 0.01% 1507
2025
Q4
$564K Buy
3,203
+1,414
+79% +$231K 0.01% 1366
2025
Q3
$251K Sell
1,789
-151
-8% -$20.4K ﹤0.01% 1823
2025
Q2
$244K Buy
1,940
+243
+14% +$30.3K ﹤0.01% 1815
2025
Q1
$232K Sell
1,697
-126
-7% -$18K ﹤0.01% 1751
2024
Q4
$279K Sell
1,823
-1,715
-48% -$289K ﹤0.01% 1626
2024
Q3
$686K Sell
3,538
-827
-19% -$173K 0.01% 1171
2024
Q2
$1.01M Buy
+4,365
New +$949K 0.01% 919
2024
Q1
Sell
-4,374
Closed -$1.13M 967
2023
Q4
$1.13M Buy
+4,374
New +$1.07M 0.02% 842
2021
Q4
Sell
-7,793
Closed -$2.21M 843
2021
Q3
$2.21M Buy
7,793
+3,830
+97% +$1.26M 0.04% 488
2021
Q2
$1.37M Sell
3,963
-2,300
-37% -$697K 0.03% 649
2021
Q1
$1.75M Sell
6,263
-2,267
-27% -$611K 0.04% 499
2020
Q4
$2.09M Buy
8,530
+2,629
+45% +$678K 0.05% 405
2020
Q3
$1.67M Buy
5,901
+122
+2% +$34K 0.05% 391
2020
Q2
$1.55M Buy
5,779
+167
+3% +$50.2K 0.05% 373
2020
Q1
$1.77M Sell
5,612
-1,738
-24% -$527K 0.14% 150
2019
Q4
$2.18M Buy
7,350
+1,894
+35% +$526K 0.06% 282
2019
Q3
$1.27M Sell
5,456
-462
-8% -$108K 0.05% 349
2019
Q2
$1.35M Sell
5,918
-1,984
-25% -$458K 0.05% 314
2019
Q1
$1.87M Buy
7,902
+803
+11% +$253K 0.08% 222
2018
Q4
$2.14M Buy
7,099
+1,449
+26% +$462K 0.09% 172
2018
Q3
$2M Buy
5,650
+1,910
+51% +$658K 0.08% 228
2018
Q2
$1.08M Sell
3,740
-1,874
-33% -$527K 0.05% 361
2018
Q1
$1.54M Buy
5,614
+858
+18% +$266K 0.07% 253
2017
Q4
$1.51M Buy
4,756
+950
+25% +$305K 0.08% 256
2017
Q3
$1.19M Buy
3,806
+900
+31% +$267K 0.06% 274
2017
Q2
$789K Buy
2,906
+957
+49% +$253K 0.05% 338
2017
Q1
$533K Buy
1,949
+422
+28% +$119K 0.03% 385
2016
Q4
$433K Buy
1,527
+254
+20% +$75.3K 0.03% 374
2016
Q3
$398K Buy
1,273
+257
+25% +$76.1K 0.04% 350
2016
Q2
$253K Sell
1,016
-258
-20% -$68K 0.03% 395
2016
Q1
$332K Buy
1,274
+374
+42% +$98.8K 0.04% 343
2015
Q4
$253K Buy
900
+193
+27% +$55.5K 0.03% 343
2015
Q3
$206K Sell
707
-181
-20% -$59.8K 0.03% 325
2015
Q2
$359K Buy
888
+307
+53% +$123K 0.04% 291
2015
Q1
$245K Buy
+581
New +$229K 0.03% 359
2014
Q4
Sell
-608
Closed -$201K 416
2014
Q3
$201K Buy
+608
New +$200K 0.02% 442

Other funds holding BIIB

Atria Investments's BIIB Position: Q1 2026 in Review

Atria Investments reduced its Biogen (BIIB) stake by 24% in Q1 2026, selling an estimated $141K and leaving 2,437 shares worth $447K. The position accounts for 0.01% of the portfolio, ranked #1507.

Atria Investments first reported a position in BIIB in Q3 2014 and has held it in 37 quarters since. The position peaked at $2.21M in Q3 2021. 1,002 funds tracked by Wall St. Rank hold BIIB as of Q1 2026.

  • Atria Investments held 2,437 shares of Biogen worth $447K as of Q1 2026.
  • Atria Investments sold 766 Biogen shares in Q1 2026, an estimated $141K.
  • Biogen made up 0.01% of Atria Investments's portfolio in Q1 2026, its #1507 holding.
  • Atria Investments first reported a position in Biogen in Q3 2014 and has held it in 37 quarters since.
  • Atria Investments's Biogen position peaked at $2.21M in Q3 2021.
  • 1,002 funds tracked by Wall St. Rank held Biogen as of Q1 2026.

Based on Atria Investments's 13F filing for Q1 2026, filed 5 May 2026.