Franklin Resources’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
$26.5M Buy
144,448
+3,074
+2% +$566K 0.01% 881
2025
Q4
$24.9M Sell
141,374
-87,782
-38% -$14.3M 0.01% 890
2025
Q3
$32.1M Buy
229,156
+146
+0.1% +$19.7K 0.01% 802
2025
Q2
$28.8M Sell
229,010
-359,107
-61% -$44.7M 0.01% 812
2025
Q1
$80.5M Buy
588,117
+193,726
+49% +$27.7M 0.02% 465
2024
Q4
$60.3M Buy
394,391
+19,644
+5% +$3.31M 0.02% 552
2024
Q3
$71.8M Sell
374,747
-13,723
-4% -$2.87M 0.02% 485
2024
Q2
$90.1M Buy
388,470
+2,887
+0.7% +$627K 0.03% 417
2024
Q1
$83.1M Sell
385,583
-112,766
-23% -$26.4M 0.03% 433
2023
Q4
$129M Sell
498,349
-130,185
-21% -$32M 0.06% 311
2023
Q3
$162M Buy
628,534
+185,742
+42% +$49.7M 0.08% 262
2023
Q2
$126M Buy
442,792
+17,106
+4% +$5.09M 0.06% 321
2023
Q1
$118M Buy
425,686
+3,602
+0.9% +$997K 0.06% 337
2022
Q4
$117M Buy
422,084
+12,842
+3% +$3.63M 0.06% 335
2022
Q3
$109M Sell
409,242
-3,607
-0.9% -$766K 0.06% 358
2022
Q2
$84.2M Sell
412,849
-2,533
-0.6% -$518K 0.04% 423
2022
Q1
$87.5M Sell
415,382
-46,100
-10% -$10M 0.04% 461
2021
Q4
$111M Sell
461,482
-24,813
-5% -$6.38M 0.04% 439
2021
Q3
$138M Buy
486,295
+14,995
+3% +$4.91M 0.05% 378
2021
Q2
$163M Sell
471,300
-58,979
-11% -$17.9M 0.06% 339
2021
Q1
$148M Buy
530,279
+56,427
+12% +$15.2M 0.06% 337
2020
Q4
$116M Sell
473,852
-120,445
-20% -$31.1M 0.05% 382
2020
Q3
$169M Buy
594,297
+17,024
+3% +$4.75M 0.08% 262
2020
Q2
$162M Sell
577,273
-68,799
-11% -$20.7M 0.08% 263
2020
Q1
$204M Buy
646,072
+56,942
+10% +$17.3M 0.14% 190
2019
Q4
$175M Buy
589,130
+16,529
+3% +$4.59M 0.09% 255
2019
Q3
$133M Sell
572,601
-533,621
-48% -$124M 0.07% 295
2019
Q2
$259M Buy
1,106,222
+29,269
+3% +$6.76M 0.14% 192
2019
Q1
$255M Sell
1,076,953
-115,763
-10% -$36.5M 0.14% 203
2018
Q4
$359M Buy
1,192,716
+40,090
+3% +$12.8M 0.22% 126
2018
Q3
$407M Buy
1,152,626
+3,642
+0.3% +$1.25M 0.2% 133
2018
Q2
$333M Buy
1,148,984
+6,288
+0.6% +$1.77M 0.17% 152
2018
Q1
$313M Sell
1,142,696
-295,324
-21% -$91.7M 0.16% 171
2017
Q4
$458M Buy
1,438,020
+45,975
+3% +$14.7M 0.22% 133
2017
Q3
$436M Sell
1,392,045
-24,192
-2% -$7.16M 0.21% 132
2017
Q2
$384M Sell
1,416,237
-346,987
-20% -$91.8M 0.19% 142
2017
Q1
$482M Sell
1,763,224
-25,695
-1% -$7.27M 0.24% 117
2016
Q4
$507M Sell
1,788,919
-111,161
-6% -$33M 0.26% 112
2016
Q3
$595M Sell
1,900,080
-65,747
-3% -$19.5M 0.31% 92
2016
Q2
$475M Sell
1,965,827
-101,492
-5% -$26.7M 0.26% 111
2016
Q1
$538M Sell
2,067,319
-48,255
-2% -$12.7M 0.29% 98
2015
Q4
$648M Sell
2,115,574
-259,337
-11% -$74.5M 0.33% 81
2015
Q3
$693M Buy
2,374,911
+148,469
+7% +$49M 0.34% 75
2015
Q2
$899M Sell
2,226,442
-67,165
-3% -$27M 0.41% 63
2015
Q1
$968M Buy
2,293,607
+167,123
+8% +$65.9M 0.44% 53
2014
Q4
$722M Buy
2,126,484
+102,385
+5% +$33.1M 0.33% 79
2014
Q3
$670M Sell
2,024,099
-257,199
-11% -$84.8M 0.31% 92
2014
Q2
$719M Sell
2,281,298
-1,155
-0.1% -$348K 0.32% 88
2014
Q1
$698M Buy
2,282,453
+428,125
+23% +$136M 0.33% 84
2013
Q4
$519M Buy
1,854,328
+175,987
+10% +$45.5M 0.25% 108
2013
Q3
$404M Buy
1,678,341
+71,092
+4% +$15.9M 0.22% 129
2013
Q2
$346M Buy
+1,607,249
New +$343M 0.2% 138

Other funds holding BIIB

Franklin Resources's BIIB Position: Q1 2026 in Review

Franklin Resources increased its Biogen (BIIB) stake by 2.2% in Q1 2026, buying an estimated $566K and bringing the position to 144,448 shares worth $26.5M. The position accounts for 0.01% of the portfolio, ranked #881.

Franklin Resources first reported a position in BIIB in Q2 2013 and has held it in 52 quarters since. The position peaked at $968M in Q1 2015. 1,002 funds tracked by Wall St. Rank hold BIIB as of Q1 2026.

  • Franklin Resources held 144,448 shares of Biogen worth $26.5M as of Q1 2026.
  • Franklin Resources bought 3,074 Biogen shares in Q1 2026, an estimated $566K.
  • Biogen made up 0.01% of Franklin Resources's portfolio in Q1 2026, its #881 holding.
  • Franklin Resources first reported a position in Biogen in Q2 2013 and has held it in 52 quarters since.
  • Franklin Resources's Biogen position peaked at $968M in Q1 2015.
  • 1,002 funds tracked by Wall St. Rank held Biogen as of Q1 2026.

Based on Franklin Resources's 13F filing for Q1 2026, filed 13 May 2026.