A detailed history of Balyasny Asset Management LLC transactions in Biogen Inc. stock. As of the latest transaction made, Balyasny Asset Management LLC holds 6,400 shares of BIIB stock, worth $1.02 Million. This represents 0.0% of its overall portfolio holdings.

Number of Shares
6,400
Previous 394,887 98.38%
Holding current value
$1.02 Million
Previous $91.5 Million 98.65%
% of portfolio
0.0%
Previous 0.17%

Shares

25 transactions
Quarter Operation Price Per share shares change shares Held SEC Form
Q2 2024

Aug 14, 2024

BUY
$190.52 - $236.72 $75.2 Million - $93.5 Million
394,887 New
394,887 $91.5 Million
Q4 2023

Feb 14, 2024

BUY
$222.59 - $267.94 $19.3 Million - $23.3 Million
86,891 Added 37.71%
317,302 $82.1 Million
Q3 2023

Nov 14, 2023

BUY
$253.3 - $285.89 $43.2 Million - $48.7 Million
170,423 Added 284.1%
230,411 $59.2 Million
Q2 2023

Aug 14, 2023

SELL
$275.25 - $318.06 $49.4 Million - $57.1 Million
-179,407 Reduced 74.94%
59,988 $17.1 Million
Q1 2023

May 15, 2023

BUY
$256.56 - $292.34 $48.2 Million - $55 Million
188,012 Added 365.9%
239,395 $66.6 Million
Q4 2022

Feb 14, 2023

SELL
$252.44 - $306.72 $31.5 Million - $38.3 Million
-124,782 Reduced 70.83%
51,383 $14.2 Million
Q3 2022

Nov 14, 2022

BUY
$194.69 - $268.46 $29.8 Million - $41 Million
152,859 Added 655.88%
176,165 $47 Million
Q2 2022

Aug 15, 2022

SELL
$187.54 - $223.02 $27.2 Million - $32.3 Million
-144,870 Reduced 86.14%
23,306 $4.75 Million
Q1 2022

May 16, 2022

BUY
$193.77 - $244.14 $16.8 Million - $21.2 Million
86,932 Added 107.0%
168,176 $35.4 Million
Q4 2021

Feb 14, 2022

BUY
$223.92 - $287.77 $7.77 Million - $9.99 Million
34,709 Added 74.59%
81,244 $19.5 Million
Q3 2021

Nov 15, 2021

SELL
$282.99 - $369.05 $26 Million - $33.9 Million
-91,744 Reduced 66.35%
46,535 $13.2 Million
Q2 2021

Aug 16, 2021

BUY
$259.0 - $414.71 $12.6 Million - $20.2 Million
48,659 Added 54.29%
138,279 $47.9 Million
Q1 2021

May 17, 2021

BUY
$242.95 - $284.63 $13.2 Million - $15.5 Million
54,485 Added 155.07%
89,620 $25.1 Million
Q4 2020

Feb 16, 2021

SELL
$236.26 - $355.63 $27.9 Million - $42 Million
-118,123 Reduced 77.07%
35,135 $8.6 Million
Q3 2020

Nov 16, 2020

BUY
$264.77 - $305.71 $6.25 Million - $7.21 Million
23,589 Added 18.19%
153,258 $43.5 Million
Q4 2019

Feb 14, 2020

BUY
$220.06 - $304.07 $25.5 Million - $35.2 Million
115,873 Added 839.9%
129,669 $38.5 Million
Q3 2019

Nov 14, 2019

SELL
$217.44 - $243.88 $23.2 Million - $26 Million
-106,661 Reduced 88.55%
13,796 $3.21 Million
Q2 2019

Aug 14, 2019

BUY
$219.29 - $241.72 $21.3 Million - $23.5 Million
97,034 Added 414.27%
120,457 $28.2 Million
Q1 2019

May 15, 2019

SELL
$216.71 - $338.96 $18 Million - $28.2 Million
-83,143 Reduced 78.02%
23,423 $5.54 Million
Q4 2018

Feb 14, 2019

BUY
$278.5 - $352.75 $27.9 Million - $35.3 Million
100,039 Added 1532.69%
106,566 $32.1 Million
Q3 2018

Nov 14, 2018

SELL
$293.51 - $383.83 $11.5 Million - $15 Million
-39,178 Reduced 85.72%
6,527 $2.31 Million
Q2 2018

Aug 14, 2018

SELL
$257.52 - $306.91 $102 Million - $121 Million
-394,455 Reduced 89.62%
45,705 $13.3 Million
Q1 2018

May 15, 2018

SELL
$260.13 - $367.91 $28 Million - $39.5 Million
-107,449 Reduced 19.62%
440,160 $121 Million
Q4 2017

Feb 14, 2018

BUY
$307.64 - $344.58 $118 Million - $133 Million
385,130 Added 237.03%
547,609 $174 Million
Q3 2017

Nov 14, 2017

BUY
$281.15 - $329.69 $45.7 Million - $53.6 Million
162,479
162,479 $50.9 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 $23B
  • 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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