Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$4.7M Buy
25,651
+2,198
+9% +$405K 0.11% 153
2025
Q4
$4.13M Buy
23,453
+17,842
+318% +$2.91M 0.09% 192
2025
Q3
$742K Buy
+5,611
New +$758K 0.02% 669
2025
Q1
Sell
-2,007
Closed -$307K 1087
2024
Q4
$307K Sell
2,007
-1,111
-36% -$187K 0.01% 792
2024
Q3
$604K Buy
3,118
+437
+16% +$91.4K 0.02% 516
2024
Q2
$622K Sell
2,681
-255
-9% -$55.4K 0.03% 483
2024
Q1
$633K Sell
2,936
-2,577
-47% -$604K 0.04% 352
2023
Q4
$1.43M Buy
5,513
+427
+8% +$105K 0.09% 183
2023
Q3
$1.31M Sell
5,086
-276
-5% -$73.8K 0.1% 163
2023
Q2
$1.53M Buy
5,362
+95
+2% +$28.3K 0.11% 144
2023
Q1
$1.46M Buy
5,267
+135
+3% +$37.4K 0.11% 145
2022
Q4
$1.42M Buy
5,132
+200
+4% +$56.5K 0.13% 121
2022
Q3
$1.32M Sell
4,932
-81
-2% -$17.2K 0.13% 120
2022
Q2
$1.02M Buy
5,013
+578
+13% +$118K 0.1% 155
2022
Q1
$934K Buy
4,435
+120
+3% +$26.1K 0.09% 185
2021
Q4
$1.03M Sell
4,315
-212
-5% -$54.5K 0.09% 170
2021
Q3
$1.28M Buy
4,527
+234
+5% +$76.7K 0.11% 125
2021
Q2
$1.49M Sell
4,293
-321
-7% -$97.2K 0.14% 117
2021
Q1
$1.29M Buy
4,614
+2
+0% +$539 0.14% 118
2020
Q4
$1.13M Sell
4,612
-83
-2% -$21.4K 0.13% 130
2020
Q3
$1.33M Buy
4,695
+93
+2% +$25.9K 0.18% 101
2020
Q2
$1.23M Buy
4,602
+18
+0.4% +$5.41K 0.19% 98
2020
Q1
$1.45M Buy
4,584
+24
+0.5% +$7.28K 0.27% 73
2019
Q4
$1.35M Buy
4,560
+36
+0.8% +$9.99K 0.24% 82
2019
Q3
$1.05M Sell
4,524
-8
-0.2% -$1.86K 0.21% 94
2019
Q2
$1.06M Buy
4,532
+1,296
+40% +$299K 0.21% 91
2019
Q1
$765K Buy
3,236
+21
+0.7% +$6.61K 0.15% 122
2018
Q4
$967K Buy
3,215
+24
+0.8% +$7.66K 0.22% 94
2018
Q3
$1.13M Buy
3,191
+44
+1% +$15.1K 0.23% 83
2018
Q2
$913K Buy
3,147
+74
+2% +$20.8K 0.19% 104
2018
Q1
$841K Sell
3,073
-64
-2% -$19.9K 0.18% 109
2017
Q4
$1.05M Sell
3,137
-16
-0.5% -$5.13K 0.21% 99
2017
Q3
$987K Buy
3,153
+186
+6% +$55.1K 0.21% 94
2017
Q2
$805K Sell
2,967
-49
-2% -$13K 0.18% 119
2017
Q1
$825K Buy
3,016
+115
+4% +$32.5K 0.19% 97
2016
Q4
$823K Sell
2,901
-785
-21% -$233K 0.21% 101
2016
Q3
$1.15M Buy
3,686
+127
+4% +$37.6K 0.26% 90
2016
Q2
$861K Buy
3,559
+426
+14% +$112K 0.21% 113
2016
Q1
$816K Buy
+3,133
New +$828K 0.19% 116

Other funds holding BIIB

Caprock Group's BIIB Position: Q1 2026 in Review

Caprock Group increased its Biogen (BIIB) stake by 9.4% in Q1 2026, buying an estimated $405K and bringing the position to 25,651 shares worth $4.7M. The position accounts for 0.11% of the portfolio, ranked #153.

Caprock Group first reported a position in BIIB in Q1 2016 and has held it in 39 quarters since. 1,002 funds tracked by Wall St. Rank hold BIIB as of Q1 2026.

  • Caprock Group held 25,651 shares of Biogen worth $4.7M as of Q1 2026.
  • Caprock Group bought 2,198 Biogen shares in Q1 2026, an estimated $405K.
  • Biogen made up 0.11% of Caprock Group's portfolio in Q1 2026, its #153 holding.
  • Caprock Group first reported a position in Biogen in Q1 2016 and has held it in 39 quarters since.
  • 1,002 funds tracked by Wall St. Rank held Biogen as of Q1 2026.

Based on Caprock Group's 13F filing for Q1 2026, filed 11 May 2026.