Roberts, Glore & Co’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
$550K Sell
3,001
-80
-3% -$14.7K 0.15% 122
2025
Q4
$542K Sell
3,081
-848
-22% -$139K 0.14% 128
2025
Q3
$550K Sell
3,929
-415
-10% -$56.1K 0.15% 125
2025
Q2
$546K Buy
4,344
+181
+4% +$22.6K 0.16% 124
2025
Q1
$570K Buy
4,163
+627
+18% +$89.6K 0.17% 119
2024
Q4
$541K Sell
3,536
-148
-4% -$25K 0.16% 117
2024
Q3
$714K Buy
3,684
+240
+7% +$50.2K 0.21% 103
2024
Q2
$798K Buy
3,444
+89
+3% +$19.3K 0.24% 92
2024
Q1
$723K Buy
3,355
+9
+0.3% +$2.11K 0.22% 99
2023
Q4
$866K Buy
3,346
+4
+0.1% +$982 0.27% 88
2023
Q3
$859K Sell
3,342
-275
-8% -$73.6K 0.28% 85
2023
Q2
$1.03M Sell
3,617
-217
-6% -$64.6K 0.33% 74
2023
Q1
$1.07M Sell
3,834
-89
-2% -$24.6K 0.36% 73
2022
Q4
$1.09M Sell
3,923
-1,703
-30% -$481K 0.38% 67
2022
Q3
$1.5M Sell
5,626
-535
-9% -$114K 0.54% 52
2022
Q2
$1.26M Buy
6,161
+813
+15% +$166K 0.42% 63
2022
Q1
$1.13M Buy
5,348
+219
+4% +$47.6K 0.32% 73
2021
Q4
$1.23M Sell
5,129
-890
-15% -$229K 0.32% 71
2021
Q3
$1.7M Sell
6,019
-20
-0.3% -$6.55K 0.52% 53
2021
Q2
$2.09M Buy
6,039
+108
+2% +$32.7K 0.63% 48
2021
Q1
$1.66M Buy
5,931
+142
+2% +$38.3K 0.52% 53
2020
Q4
$1.42M Buy
5,789
+248
+4% +$64K 0.46% 59
2020
Q3
$1.57M Buy
5,541
+104
+2% +$29K 0.56% 51
2020
Q2
$1.45M Sell
5,437
-24
-0.4% -$7.21K 0.57% 49
2020
Q1
$1.73M Buy
5,461
+46
+0.8% +$14K 0.74% 39
2019
Q4
$1.61M Buy
5,415
+2,464
+83% +$684K 0.61% 51
2019
Q3
$687K Buy
2,951
+272
+10% +$63.3K 0.42% 69
2019
Q2
$627K Buy
2,679
+180
+7% +$41.6K 0.38% 69
2019
Q1
$591K Sell
2,499
-90
-3% -$28.3K 0.37% 73
2018
Q4
$779K Buy
2,589
+7
+0.3% +$2.23K 0.55% 57
2018
Q3
$912K Hold
2,582
0.52% 54
2018
Q2
$749K Buy
2,582
+105
+4% +$29.5K 0.46% 70
2018
Q1
$678K Buy
2,477
+89
+4% +$27.6K 0.42% 71
2017
Q4
$761K Sell
2,388
-110
-4% -$35.3K 0.47% 65
2017
Q3
$782K Buy
2,498
+60
+2% +$17.8K 0.51% 65
2017
Q2
$662K Buy
2,438
+70
+3% +$18.5K 0.44% 68
2017
Q1
$647K Buy
2,368
+510
+27% +$144K 0.45% 69
2016
Q4
$527K Hold
1,858
0.37% 79
2016
Q3
$582K Hold
1,858
0.42% 71
2016
Q2
$449K Buy
1,858
+510
+38% +$134K 0.34% 79
2016
Q1
$351K Buy
1,348
+130
+11% +$34.3K 0.27% 93
2015
Q4
$373K Buy
1,218
+98
+9% +$28.2K 0.28% 86
2015
Q3
$327K Sell
1,120
-305
-21% -$101K 0.26% 96
2015
Q2
$576K Sell
1,425
-150
-10% -$60.2K 0.4% 73
2015
Q1
$665K Sell
1,575
-76
-5% -$30K 0.46% 64
2014
Q4
$560K Sell
1,651
-54
-3% -$17.5K 0.37% 74
2014
Q3
$564K Sell
1,705
-140
-8% -$46.2K 0.39% 72
2014
Q2
$582K Sell
1,845
-75
-4% -$22.6K 0.39% 71
2014
Q1
$587K Sell
1,920
-260
-12% -$82.5K 0.41% 72
2013
Q4
$609K Hold
2,180
0.42% 66
2013
Q3
$525K Sell
2,180
-565
-21% -$126K 0.39% 72
2013
Q2
$591K Buy
+2,745
New +$587K 0.36% 72

Other funds holding BIIB

Roberts, Glore & Co's BIIB Position: Q1 2026 in Review

Roberts, Glore & Co reduced its Biogen (BIIB) stake by 2.6% in Q1 2026, selling an estimated $14.7K and leaving 3,001 shares worth $550K. The position accounts for 0.15% of the portfolio, ranked #122.

Roberts, Glore & Co first reported a position in BIIB in Q2 2013 and has held it in 52 quarters since. The position peaked at $2.09M in Q2 2021. 1,002 funds tracked by Wall St. Rank hold BIIB as of Q1 2026.

  • Roberts, Glore & Co held 3,001 shares of Biogen worth $550K as of Q1 2026.
  • Roberts, Glore & Co sold 80 Biogen shares in Q1 2026, an estimated $14.7K.
  • Biogen made up 0.15% of Roberts, Glore & Co's portfolio in Q1 2026, its #122 holding.
  • Roberts, Glore & Co first reported a position in Biogen in Q2 2013 and has held it in 52 quarters since.
  • Roberts, Glore & Co's Biogen position peaked at $2.09M in Q2 2021.
  • 1,002 funds tracked by Wall St. Rank held Biogen as of Q1 2026.

Based on Roberts, Glore & Co's 13F filing for Q1 2026, filed 4 May 2026.