A detailed history of Parallax Volatility Advisers, L.P. transactions in Biogen Inc. stock. As of the latest transaction made, Parallax Volatility Advisers, L.P. holds 14,388 shares of BIIB stock, worth $2.14 Million. This represents 0.01% of its overall portfolio holdings.

Number of Shares
14,388
Previous 14,266 0.86%
Holding current value
$2.14 Million
Previous $3.31 Million 15.69%
% of portfolio
0.01%
Previous 0.01%

Shares

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

Nov 14, 2024

BUY
$189.07 - $236.8 $23,066 - $28,889
122 Added 0.86%
14,388 $2.79 Million
Q2 2024

Aug 14, 2024

BUY
$190.52 - $236.72 $2.72 Million - $3.38 Million
14,266 New
14,266 $3.31 Million
Q3 2023

Nov 14, 2023

BUY
$253.3 - $285.89 $2.5 Million - $2.82 Million
9,864 Added 66.15%
24,775 $6.37 Million
Q2 2023

Aug 14, 2023

BUY
$275.25 - $318.06 $4.1 Million - $4.74 Million
14,911 New
14,911 $4.25 Million
Q1 2022

May 16, 2022

SELL
$193.77 - $244.14 $33.2 Million - $41.8 Million
-171,220 Reduced 88.19%
22,926 $4.83 Million
Q4 2021

Feb 14, 2022

BUY
$223.92 - $287.77 $26.4 Million - $34 Million
118,088 Added 155.26%
194,146 $46.6 Million
Q3 2021

Nov 15, 2021

BUY
$282.99 - $369.05 $17.8 Million - $23.2 Million
62,823 Added 474.67%
76,058 $21.5 Million
Q2 2021

Aug 16, 2021

BUY
$259.0 - $414.71 $3.37 Million - $5.39 Million
12,993 Added 5369.01%
13,235 $4.58 Million
Q1 2021

May 14, 2021

SELL
$242.95 - $284.63 $337,214 - $395,066
-1,388 Reduced 85.15%
242 $68,000
Q4 2020

Feb 16, 2021

SELL
$236.26 - $355.63 $3.3 Million - $4.96 Million
-13,954 Reduced 89.54%
1,630 $399,000
Q3 2020

Nov 13, 2020

SELL
$264.77 - $305.71 $810,725 - $936,084
-3,062 Reduced 16.42%
15,584 $4.42 Million
Q2 2020

Aug 14, 2020

BUY
$258.66 - $342.55 $2.91 Million - $3.85 Million
11,239 Added 151.73%
18,646 $4.99 Million
Q1 2020

May 15, 2020

BUY
$268.85 - $341.04 $1.45 Million - $1.84 Million
5,389 Added 267.05%
7,407 $2.34 Million
Q4 2019

Feb 14, 2020

SELL
$220.06 - $304.07 $5.12 Million - $7.07 Million
-23,259 Reduced 92.02%
2,018 $599,000
Q3 2019

Nov 14, 2019

BUY
$217.44 - $243.88 $5.16 Million - $5.79 Million
23,747 Added 1552.09%
25,277 $5.88 Million
Q2 2019

Aug 14, 2019

SELL
$219.29 - $241.72 $265,340 - $292,481
-1,210 Reduced 44.16%
1,530 $358,000
Q1 2019

May 15, 2019

SELL
$216.71 - $338.96 $2.51 Million - $3.93 Million
-11,582 Reduced 80.87%
2,740 $648,000
Q4 2018

Feb 14, 2019

BUY
$278.5 - $352.75 $1.43 Million - $1.81 Million
5,122 Added 55.67%
14,322 $4.31 Million
Q3 2018

Nov 14, 2018

BUY
$293.51 - $383.83 $1.79 Million - $2.34 Million
6,088 Added 195.63%
9,200 $3.25 Million
Q2 2018

Aug 14, 2018

SELL
$257.52 - $306.91 $1.12 Million - $1.34 Million
-4,351 Reduced 58.3%
3,112 $903,000
Q1 2018

May 15, 2018

SELL
$260.13 - $367.91 $1.63 Million - $2.31 Million
-6,277 Reduced 45.68%
7,463 $2.04 Million
Q4 2017

Feb 14, 2018

BUY
$307.64 - $344.58 $2.06 Million - $2.3 Million
6,680 Added 94.62%
13,740 $4.38 Million
Q3 2017

Nov 14, 2017

BUY
$281.15 - $329.69 $1.98 Million - $2.33 Million
7,060
7,060 $2.21 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 $21.5B
  • 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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