Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q3
$25.5K Buy
113
+26
+30% +$5.51K ﹤0.01% 536
2026
Q2
$18.8K Sell
87
-1
-1% -$191 ﹤0.01% 572
2026
Q1
$16.1K Buy
88
+3
+4% +$553 ﹤0.01% 565
2025
Q4
$15K Buy
85
+34
+67% +$5.55K ﹤0.01% 579
2025
Q3
$7.14K Hold
51
– – ﹤0.01% 662
2025
Q2
$6.41K Sell
51
-393
-89% -$49K ﹤0.01% 667
2025
Q1
$60.8K Buy
444
+319
+255% +$45.6K 0.01% 388
2024
Q4
$19.1K Buy
125
+21
+20% +$3.54K ﹤0.01% 476
2024
Q3
$20.2K Buy
104
+33
+46% +$6.9K ﹤0.01% 444
2024
Q2
$16.5K Hold
71
– – ﹤0.01% 448
2024
Q1
$15.3K Hold
71
– – ﹤0.01% 467
2023
Q4
$18.4K Hold
71
– – ﹤0.01% 440
2023
Q3
$18.2K Sell
71
-37
-34% -$9.9K ﹤0.01% 463
2023
Q2
$30.8K Hold
108
– – 0.01% 415
2023
Q1
$30K Buy
108
+16
+17% +$4.43K 0.01% 424
2022
Q4
$25K Buy
+92
New +$26K 0.01% 438
2018
Q1
– Sell
-143
Closed -$46K – 190
2017
Q4
$46K Sell
143
-9
-6% -$2.89K 0.02% 304
2017
Q3
$48K Sell
152
-118
-44% -$34.9K 0.02% 305
2017
Q2
$73K Buy
270
+82
+44% +$21.7K 0.05% 206
2017
Q1
$51K Hold
188
– – 0.04% 215
2016
Q4
$53K Buy
+188
New +$55.7K 0.04% 204
2016
Q3
– Sell
-12
Closed -$3K – 247
2016
Q2
$3K Buy
+12
New +$3.16K ﹤0.01% 253

Other funds holding BIIB

Grove Bank & Trust's BIIB Position: Q3 2026 in Review

Grove Bank & Trust increased its Biogen (BIIB) stake by 30% in Q3 2026, buying an estimated $5.51K and bringing the position to 113 shares worth $25.5K. The position accounts for ﹤0.01% of the portfolio, ranked #536.

Grove Bank & Trust first reported a position in BIIB in Q2 2016 and has held it in 22 quarters since. The position peaked at $73K in Q2 2017. 31 funds tracked by Wall St. Rank hold BIIB as of Q3 2026.

  • Grove Bank & Trust held 113 shares of Biogen worth $25.5K as of Q3 2026.
  • Grove Bank & Trust bought 26 Biogen shares in Q3 2026, an estimated $5.51K.
  • Biogen made up ﹤0.01% of Grove Bank & Trust's portfolio in Q3 2026, its #536 holding.
  • Grove Bank & Trust first reported a position in Biogen in Q2 2016 and has held it in 22 quarters since.
  • Grove Bank & Trust's Biogen position peaked at $73K in Q2 2017.
  • 31 funds tracked by Wall St. Rank held Biogen as of Q3 2026.

Based on Grove Bank & Trust's 13F filing for Q3 2026, filed 8 Oct 2026.