Jacobs Levy Equity Management’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
Sell
-9,873
Closed -$1.74M 966
2025
Q4
$1.74M Sell
9,873
-251
-2% -$41K 0.01% 606
2025
Q3
$1.42M Sell
10,124
-2,501
-20% -$338K 0.01% 654
2025
Q2
$1.59M Sell
12,625
-48,768
-79% -$6.08M 0.01% 668
2025
Q1
$8.4M Buy
+61,393
New +$8.78M 0.03% 369
2022
Q1
Sell
-1,588
Closed -$381K 1001
2021
Q4
$381K Buy
+1,588
New +$408K ﹤0.01% 869
2021
Q2
Sell
-170,620
Closed -$47.7M 1035
2021
Q1
$47.7M Buy
170,620
+148,024
+655% +$39.9M 0.37% 62
2020
Q4
$5.53M Sell
22,596
-141
-0.6% -$36.4K 0.05% 379
2020
Q3
$6.45M Buy
22,737
+20,562
+945% +$5.74M 0.07% 286
2020
Q2
$582K Sell
2,175
-297,145
-99% -$89.3M 0.01% 764
2020
Q1
$94.7M Sell
299,320
-58,993
-16% -$17.9M 1.22% 9
2019
Q4
$106M Buy
358,313
+49,474
+16% +$13.7M 1.04% 8
2019
Q3
$71.9M Buy
308,839
+133,022
+76% +$31M 0.88% 9
2019
Q2
$41.1M Buy
+175,817
New +$40.6M 0.57% 32
2018
Q3
Sell
-1,732
Closed -$503K 988
2018
Q2
$503K Sell
1,732
-31,392
-95% -$8.83M 0.01% 793
2018
Q1
$9.07M Buy
33,124
+23,350
+239% +$7.25M 0.15% 193
2017
Q4
$3.11M Sell
9,774
-4,722
-33% -$1.51M 0.05% 371
2017
Q3
$4.54M Sell
14,496
-14,583
-50% -$4.32M 0.09% 266
2017
Q2
$7.89M Sell
29,079
-22,388
-43% -$5.92M 0.17% 172
2017
Q1
$14.1M Sell
51,467
-12,273
-19% -$3.47M 0.28% 106
2016
Q4
$18.1M Sell
63,740
-65,353
-51% -$19.4M 0.35% 82
2016
Q3
$40.4M Buy
129,093
+34,620
+37% +$10.3M 0.72% 15
2016
Q2
$22.8M Buy
+94,473
New +$24.9M 0.47% 46
2015
Q4
Sell
-19,504
Closed -$5.69M 810
2015
Q3
$5.69M Sell
19,504
-33,004
-63% -$10.9M 0.12% 201
2015
Q2
$21.2M Sell
52,508
-58,175
-53% -$23.3M 0.4% 79
2015
Q1
$46.7M Buy
110,683
+13,466
+14% +$5.31M 0.8% 24
2014
Q4
$33M Buy
97,217
+96,370
+11,378% +$31.2M 0.57% 41
2014
Q3
$280K Buy
+847
New +$279K ﹤0.01% 692
2014
Q1
Sell
-7,380
Closed -$2.06M 895
2013
Q4
$2.06M Buy
+7,380
New +$1.91M 0.03% 428

Other funds holding BIIB

Jacobs Levy Equity Management's BIIB Position: Q1 2026 in Review

Jacobs Levy Equity Management sold out of Biogen (BIIB) in Q1 2026, closing a stake of 9,873 shares — an estimated $1.74M sold.

Jacobs Levy Equity Management first reported a position in BIIB in Q4 2013 and held it in 28 quarters. The position peaked at $106M in Q4 2019. 1,002 funds tracked by Wall St. Rank hold BIIB as of Q1 2026.

  • Jacobs Levy Equity Management reported no remaining Biogen position as of Q1 2026 after selling out during the quarter.
  • Jacobs Levy Equity Management sold 9,873 Biogen shares in Q1 2026, an estimated $1.74M.
  • Jacobs Levy Equity Management first reported a position in Biogen in Q4 2013 and held it in 28 quarters.
  • Jacobs Levy Equity Management's Biogen position peaked at $106M in Q4 2019.
  • 1,002 funds tracked by Wall St. Rank held Biogen as of Q1 2026.

Based on Jacobs Levy Equity Management's 13F filing for Q1 2026, filed 15 May 2026.