A detailed history of Assenagon Asset Management S.A. transactions in Biogen Inc. stock. As of the latest transaction made, Assenagon Asset Management S.A. holds 43,349 shares of BIIB stock, worth $6.64 Million. This represents 0.02% of its overall portfolio holdings.

Number of Shares
43,349
Previous 42,737 1.43%
Holding current value
$6.64 Million
Previous $9.91 Million 15.19%
% of portfolio
0.02%
Previous 0.03%

Shares

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

Oct 23, 2024

BUY
$189.07 - $236.8 $115,710 - $144,921
612 Added 1.43%
43,349 $8.4 Million
Q2 2024

Jul 18, 2024

SELL
$190.52 - $236.72 $19,433 - $24,145
-102 Reduced 0.24%
42,737 $9.91 Million
Q1 2024

Apr 24, 2024

SELL
$212.02 - $267.71 $79,931 - $100,926
-377 Reduced 0.87%
42,839 $9.24 Million
Q4 2023

Jan 17, 2024

SELL
$222.59 - $267.94 $19.3 Million - $23.2 Million
-86,525 Reduced 66.69%
43,216 $11.2 Million
Q3 2023

Nov 06, 2023

SELL
$253.3 - $285.89 $22 Million - $24.9 Million
-86,935 Reduced 40.12%
129,741 $33.3 Million
Q2 2023

Jul 25, 2023

SELL
$275.25 - $318.06 $38.2 Million - $44.2 Million
-138,859 Reduced 39.06%
216,676 $61.7 Million
Q1 2023

Apr 18, 2023

SELL
$256.56 - $292.34 $45.1 Million - $51.4 Million
-175,877 Reduced 33.1%
355,535 $98.8 Million
Q4 2022

Jan 12, 2023

SELL
$252.44 - $306.72 $18.1 Million - $22 Million
-71,804 Reduced 11.9%
531,412 $147 Million
Q3 2022

Oct 27, 2022

SELL
$194.69 - $268.46 $6.98 Million - $9.62 Million
-35,841 Reduced 5.61%
603,216 $161 Million
Q2 2022

Jul 27, 2022

BUY
$187.54 - $223.02 $16.2 Million - $19.3 Million
86,578 Added 15.67%
639,057 $130 Million
Q1 2022

Apr 25, 2022

BUY
$193.77 - $244.14 $40 Million - $50.3 Million
206,210 Added 59.55%
552,479 $116 Million
Q4 2021

Feb 01, 2022

SELL
$223.92 - $287.77 $90.7 Million - $117 Million
-405,120 Reduced 53.92%
346,269 $83.1 Million
Q3 2021

Oct 19, 2021

BUY
$282.99 - $369.05 $113 Million - $147 Million
399,310 Added 113.41%
751,389 $213 Million
Q2 2021

Jul 15, 2021

BUY
$259.0 - $414.71 $22.8 Million - $36.5 Million
88,059 Added 33.35%
352,079 $122 Million
Q1 2021

Apr 26, 2021

BUY
$242.95 - $284.63 $3.2 Million - $3.75 Million
13,174 Added 5.25%
264,020 $73.9 Million
Q4 2020

Feb 01, 2021

BUY
$236.26 - $355.63 $27.7 Million - $41.7 Million
117,207 Added 87.7%
250,846 $61.4 Million
Q3 2020

Oct 07, 2020

SELL
$264.77 - $305.71 $51.2 Million - $59.1 Million
-193,256 Reduced 59.12%
133,639 $37.9 Million
Q2 2020

Jul 21, 2020

BUY
$258.66 - $342.55 $50.5 Million - $66.8 Million
195,146 Added 148.12%
326,895 $87.5 Million
Q1 2020

Apr 17, 2020

SELL
$268.85 - $341.04 $92.8 Million - $118 Million
-345,092 Reduced 72.37%
131,749 $41.7 Million
Q4 2019

Jan 17, 2020

SELL
$220.06 - $304.07 $43.6 Million - $60.2 Million
-198,091 Reduced 29.35%
476,841 $141 Million
Q3 2019

Oct 16, 2019

BUY
$217.44 - $243.88 $137 Million - $153 Million
628,233 Added 1345.28%
674,932 $157 Million
Q2 2019

Aug 12, 2019

SELL
$219.29 - $241.72 $60 Million - $66.2 Million
-273,741 Reduced 85.43%
46,699 $10.9 Million
Q1 2019

Apr 26, 2019

BUY
$216.71 - $338.96 $13.4 Million - $20.9 Million
61,640 Added 23.82%
320,440 $75.7 Million
Q4 2018

Jan 23, 2019

BUY
$278.5 - $352.75 $13 Million - $16.4 Million
46,593 Added 21.96%
258,800 $77.9 Million
Q3 2018

Oct 29, 2018

SELL
$293.51 - $383.83 $12.2 Million - $15.9 Million
-41,473 Reduced 16.35%
212,207 $75 Million
Q2 2018

Jul 17, 2018

BUY
$257.52 - $306.91 $25.7 Million - $30.7 Million
99,946 Added 65.01%
253,680 $73.6 Million
Q1 2018

Apr 30, 2018

BUY
$260.13 - $367.91 $15.8 Million - $22.3 Million
60,616 Added 65.1%
153,734 $42.1 Million
Q4 2017

Jan 25, 2018

SELL
$307.64 - $344.58 $92.7 Million - $104 Million
-301,279 Reduced 76.39%
93,118 $29.7 Million
Q3 2017

Oct 18, 2017

BUY
$281.15 - $329.69 $111 Million - $130 Million
394,397
394,397 $123 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 $22.1B
  • 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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