Engineers Gate Manager’s Biogen BIIB Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q2
Sell
-1,558
Closed -$286K 2251
2026
Q1
$286K Buy
+1,558
New +$287K ﹤0.01% 1728
2025
Q3
Sell
-33,008
Closed -$4.15M 2175
2025
Q2
$4.15M Sell
33,008
-43,950
-57% -$5.48M 0.05% 448
2025
Q1
$10.5M Buy
76,958
+48,915
+174% +$6.99M 0.18% 130
2024
Q4
$4.29M Buy
28,043
+10,051
+56% +$1.7M 0.07% 346
2024
Q3
$3.49M Buy
+17,992
New +$3.76M 0.07% 394
2024
Q2
Sell
-39,840
Closed -$8.59M 1927
2024
Q1
$8.59M Buy
+39,840
New +$9.33M 0.23% 98
2023
Q2
Sell
-3,462
Closed -$963K 1739
2023
Q1
$963K Sell
3,462
-2,834
-45% -$784K 0.04% 668
2022
Q4
$1.74M Buy
6,296
+3,647
+138% +$1.03M 0.1% 232
2022
Q3
$707K Sell
2,649
-10,982
-81% -$2.33M 0.04% 601
2022
Q2
$2.78M Buy
13,631
+2,295
+20% +$469K 0.1% 253
2022
Q1
$2.39M Buy
11,336
+10,095
+813% +$2.2M 0.09% 264
2021
Q4
$298K Sell
1,241
-1,474
-54% -$379K 0.01% 1414
2021
Q3
$768K Buy
2,715
+55
+2% +$18K 0.04% 632
2021
Q2
$921K Buy
+2,660
New +$806K 0.06% 472
2021
Q1
Sell
-12,908
Closed -$3.16M 1815
2020
Q4
$3.16M Buy
12,908
+11,011
+580% +$2.84M 0.14% 179
2020
Q3
$538K Sell
1,897
-7,041
-79% -$1.96M 0.03% 958
2020
Q2
$2.39M Buy
8,938
+7,908
+768% +$2.38M 0.12% 210
2020
Q1
$326K Sell
1,030
-15,174
-94% -$4.6M 0.02% 984
2019
Q4
$4.81M Buy
16,204
+3,608
+29% +$1M 0.21% 95
2019
Q3
$2.93M Buy
+12,596
New +$2.93M 0.15% 202
2019
Q2
Sell
-10,300
Closed -$2.44M 1139
2019
Q1
$2.44M Buy
+10,300
New +$3.24M 0.15% 210
2017
Q2
Sell
-5,300
Closed -$1.45M 639
2017
Q1
$1.45M Buy
+5,300
New +$1.5M 0.14% 267
2015
Q2
Sell
-1,759
Closed -$743K 1017
2015
Q1
$743K Buy
1,759
+1,124
+177% +$443K 0.1% 386
2014
Q4
$216K Buy
+635
New +$205K 0.06% 574

Other funds holding BIIB

Engineers Gate Manager's BIIB Position: Q2 2026 in Review

Engineers Gate Manager sold out of Biogen (BIIB) in Q2 2026, closing a stake of 1,558 shares — an estimated $286K sold.

Engineers Gate Manager first reported a position in BIIB in Q4 2014 and held it in 24 quarters. The position peaked at $10.5M in Q1 2025. 1,036 funds tracked by Wall St. Rank hold BIIB as of Q2 2026.

  • Engineers Gate Manager reported no remaining Biogen position as of Q2 2026 after selling out during the quarter.
  • Engineers Gate Manager sold 1,558 Biogen shares in Q2 2026, an estimated $286K.
  • Engineers Gate Manager first reported a position in Biogen in Q4 2014 and held it in 24 quarters.
  • Engineers Gate Manager's Biogen position peaked at $10.5M in Q1 2025.
  • 1,036 funds tracked by Wall St. Rank held Biogen as of Q2 2026.

Based on Engineers Gate Manager's 13F filing for Q2 2026, filed 14 Aug 2026.