A detailed history of Russell Investments Group, Ltd. transactions in Biogen Inc. stock. As of the latest transaction made, Russell Investments Group, Ltd. holds 131,450 shares of BIIB stock, worth $20.5 Million. This represents 0.04% of its overall portfolio holdings.

Number of Shares
131,450
Previous 117,538 11.84%
Holding current value
$20.5 Million
Previous $27.2 Million 6.49%
% of portfolio
0.04%
Previous 0.05%

Shares

29 transactions
Quarter Operation Price Per share shares change shares Held SEC Form
Q3 2024

Nov 13, 2024

BUY
$189.07 - $236.8 $2.63 Million - $3.29 Million
13,912 Added 11.84%
131,450 $25.5 Million
Q2 2024

Aug 08, 2024

SELL
$190.52 - $236.72 $5.54 Million - $6.89 Million
-29,090 Reduced 19.84%
117,538 $27.2 Million
Q1 2024

May 08, 2024

BUY
$212.02 - $267.71 $4.95 Million - $6.25 Million
23,358 Added 18.95%
146,628 $31.6 Million
Q4 2023

Feb 05, 2024

SELL
$222.59 - $267.94 $6.97 Million - $8.39 Million
-31,318 Reduced 20.26%
123,270 $31.9 Million
Q3 2023

Nov 13, 2023

SELL
$253.3 - $285.89 $8.33 Million - $9.4 Million
-32,889 Reduced 17.54%
154,588 $39.7 Million
Q2 2023

Aug 10, 2023

SELL
$275.25 - $318.06 $19.4 Million - $22.4 Million
-70,564 Reduced 27.35%
187,477 $53.4 Million
Q1 2023

May 09, 2023

SELL
$256.56 - $292.34 $4.78 Million - $5.45 Million
-18,648 Reduced 6.74%
258,041 $71.7 Million
Q4 2022

Feb 08, 2023

SELL
$252.44 - $306.72 $15.3 Million - $18.6 Million
-60,565 Reduced 17.96%
276,689 $76.6 Million
Q3 2022

Nov 04, 2022

BUY
$194.69 - $268.46 $15.3 Million - $21 Million
78,393 Added 30.28%
337,254 $90 Million
Q2 2022

Jul 29, 2022

BUY
$187.54 - $223.02 $21.4 Million - $25.4 Million
113,919 Added 78.6%
258,861 $52.8 Million
Q1 2022

May 05, 2022

BUY
$193.77 - $244.14 $7.92 Million - $9.98 Million
40,872 Added 39.27%
144,942 $30.5 Million
Q4 2021

Jan 21, 2022

SELL
$223.92 - $287.77 $532,929 - $684,892
-2,380 Reduced 2.24%
104,070 $25 Million
Q3 2021

Nov 08, 2021

SELL
$282.99 - $369.05 $3.91 Million - $5.1 Million
-13,807 Reduced 11.48%
106,450 $30.2 Million
Q2 2021

Aug 04, 2021

SELL
$259.0 - $414.71 $10.3 Million - $16.5 Million
-39,787 Reduced 24.86%
120,257 $41.6 Million
Q1 2021

May 10, 2021

SELL
$242.95 - $284.63 $9.21 Million - $10.8 Million
-37,889 Reduced 19.14%
160,044 $44.6 Million
Q4 2020

Feb 08, 2021

SELL
$236.26 - $355.63 $7.46 Million - $11.2 Million
-31,572 Reduced 13.76%
197,933 $48.3 Million
Q3 2020

Nov 09, 2020

BUY
$264.77 - $305.71 $4.88 Million - $5.64 Million
18,441 Added 8.74%
229,505 $65 Million
Q2 2020

Aug 05, 2020

SELL
$258.66 - $342.55 $22.4 Million - $29.6 Million
-86,490 Reduced 29.07%
211,064 $55.7 Million
Q1 2020

May 06, 2020

SELL
$268.85 - $341.04 $17 Million - $21.6 Million
-63,402 Reduced 17.57%
297,554 $94.1 Million
Q4 2019

Jan 29, 2020

SELL
$220.06 - $304.07 $3.12 Million - $4.31 Million
-14,165 Reduced 3.78%
360,956 $107 Million
Q3 2019

Nov 01, 2019

BUY
$217.44 - $243.88 $11.2 Million - $12.6 Million
51,605 Added 15.95%
375,121 $87.1 Million
Q2 2019

Aug 09, 2019

BUY
$219.29 - $241.72 $15.8 Million - $17.4 Million
72,067 Added 28.66%
323,516 $76.1 Million
Q1 2019

May 13, 2019

BUY
$216.71 - $338.96 $20.7 Million - $32.3 Million
95,410 Added 61.14%
251,449 $59.2 Million
Q4 2018

Feb 11, 2019

SELL
$278.5 - $352.75 $22.2 Million - $28.1 Million
-79,733 Reduced 33.82%
156,039 $46.5 Million
Q3 2018

Oct 26, 2018

BUY
$293.51 - $383.83 $22.3 Million - $29.2 Million
76,137 Added 47.69%
235,772 $83.5 Million
Q2 2018

Aug 08, 2018

SELL
$257.52 - $306.91 $6.23 Million - $7.42 Million
-24,174 Reduced 13.15%
159,635 $46.2 Million
Q1 2018

May 11, 2018

BUY
$260.13 - $367.91 $13.7 Million - $19.4 Million
52,654 Added 40.15%
183,809 $50.2 Million
Q4 2017

Feb 06, 2018

SELL
$307.64 - $344.58 $39.4 Million - $44.1 Million
-128,020 Reduced 49.4%
131,155 $42 Million
Q3 2017

Nov 07, 2017

BUY
$281.15 - $329.69 $72.9 Million - $85.4 Million
259,175
259,175 $81.1 Million

Others Institutions Holding BIIB

About BIOGEN INC.


  • Ticker BIIB
  • Exchange NASDAQ
  • Sector Healthcare
  • Industry Drug Manufacturers—General
  • Shares Outstandng 144,000,992
  • Market Cap $22.5B
  • Description
  • Biogen Inc. discovers, develops, manufactures, and delivers therapies for treating neurological and neurodegenerative diseases. The company offers TECFIDERA, VUMERITY, AVONEX, PLEGRIDY, TYSABRI, and FAMPYRA for multiple sclerosis (MS); SPINRAZA for spinal muscular atrophy; and FUMADERM to treat plaque psoriasis. It also provides BENEPALI, an eta...
More about BIIB
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