Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q2
$172K Hold
796
﹤0.01% 410
2026
Q1
$146K Sell
796
-60
-7% -$11.1K ﹤0.01% 410
2025
Q4
$151K Hold
856
﹤0.01% 402
2025
Q3
$120K Hold
856
﹤0.01% 437
2025
Q2
$108K Hold
856
﹤0.01% 443
2025
Q1
$117K Hold
856
﹤0.01% 428
2024
Q4
$131K Sell
856
-68
-7% -$11.5K ﹤0.01% 420
2024
Q3
$179K Buy
+924
New +$193K ﹤0.01% 382
2021
Q4
Sell
-760
Closed -$216K 198
2021
Q3
$216K Sell
760
-80
-10% -$26.2K 0.01% 182
2021
Q2
$291K Hold
840
0.01% 173
2021
Q1
$235K Sell
840
-18
-2% -$4.85K 0.01% 173
2020
Q4
$210K Hold
858
0.01% 178
2020
Q3
$244K Sell
858
-46
-5% -$12.8K 0.01% 167
2020
Q2
$242K Sell
904
-689
-43% -$207K 0.02% 167
2020
Q1
$504K Buy
1,593
+383
+32% +$116K 0.04% 133
2019
Q4
$359K Hold
1,210
0.02% 148
2019
Q3
$282K Sell
1,210
-66
-5% -$15.4K 0.02% 165
2019
Q2
$298K Sell
1,276
-55
-4% -$12.7K 0.02% 165
2019
Q1
$314K Sell
1,331
-86
-6% -$27.1K 0.02% 166
2018
Q4
$426K Sell
1,417
-17
-1% -$5.42K 0.03% 147
2018
Q3
$506K Sell
1,434
-119
-8% -$41K 0.03% 143
2018
Q2
$451K Hold
1,553
0.03% 149
2018
Q1
$424K Sell
1,553
-46
-3% -$14.3K 0.03% 156
2017
Q4
$510K Sell
1,599
-182
-10% -$58.4K 0.03% 140
2017
Q3
$558K Sell
1,781
-58
-3% -$17.2K 0.04% 135
2017
Q2
$499K Sell
1,839
-215
-10% -$56.9K 0.04% 142
2017
Q1
$561K Sell
2,054
-312
-13% -$88.2K 0.04% 137
2016
Q4
$672K Sell
2,366
-1,381
-37% -$409K 0.05% 128
2016
Q3
$1.17M Sell
3,747
-881
-19% -$261K 0.09% 109
2016
Q2
$1.12M Sell
4,628
-43,978
-90% -$11.6M 0.09% 113
2016
Q1
$12.7M Buy
48,606
+9,207
+23% +$2.43M 1.03% 42
2015
Q4
$12.1M Buy
39,399
+143
+0.4% +$41.1K 1% 47
2015
Q3
$11.5M Buy
39,256
+171
+0.4% +$56.5K 1% 45
2015
Q2
$15.8M Buy
39,085
+776
+2% +$311K 1.28% 27
2015
Q1
$16.2M Sell
38,309
-11,852
-24% -$4.67M 1.3% 25
2014
Q4
$17M Buy
50,161
+468
+0.9% +$151K 1.35% 23
2014
Q3
$16.4M Buy
49,693
+682
+1% +$225K 1.33% 21
2014
Q2
$15.5M Buy
49,011
+12,655
+35% +$3.81M 1.25% 23
2014
Q1
$11.1M Sell
36,356
-1,294
-3% -$411K 0.94% 47
2013
Q4
$10.5M Sell
37,650
-12,408
-25% -$3.21M 0.9% 53
2013
Q3
$12.1M Sell
50,058
-2,495
-5% -$558K 1.11% 39
2013
Q2
$11.3M Buy
+52,553
New +$11.2M 1.05% 41

Other funds holding BIIB

Eastern Bank's BIIB Position: Q2 2026 in Review

Eastern Bank held its Biogen (BIIB) position steady in Q2 2026 at 796 shares worth $172K. The position accounts for ﹤0.01% of the portfolio, ranked #410.

Eastern Bank first reported a position in BIIB in Q2 2013 and has held it in 42 quarters since. The position peaked at $17M in Q4 2014. 135 funds tracked by Wall St. Rank hold BIIB as of Q2 2026.

  • Eastern Bank held 796 shares of Biogen worth $172K as of Q2 2026.
  • Eastern Bank left its Biogen share count unchanged in Q2 2026.
  • Biogen made up ﹤0.01% of Eastern Bank's portfolio in Q2 2026, its #410 holding.
  • Eastern Bank first reported a position in Biogen in Q2 2013 and has held it in 42 quarters since.
  • Eastern Bank's Biogen position peaked at $17M in Q4 2014.
  • 135 funds tracked by Wall St. Rank held Biogen as of Q2 2026.

Based on Eastern Bank's 13F filing for Q2 2026, filed 1 Jul 2026.