A detailed history of Vanguard Personalized Indexing Management, LLC transactions in Biogen Inc. stock. As of the latest transaction made, Vanguard Personalized Indexing Management, LLC holds 13,261 shares of BIIB stock, worth $2.29 Million. This represents 0.06% of its overall portfolio holdings.

Number of Shares
13,261
Previous 10,406 27.44%
Holding current value
$2.29 Million
Previous $2.24 Million 37.05%
% of portfolio
0.06%
Previous 0.05%

Shares

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

Aug 12, 2024

BUY
$190.52 - $236.72 $543,934 - $675,835
2,855 Added 27.44%
13,261 $3.07 Million
Q1 2024

May 09, 2024

BUY
$212.02 - $267.71 $42,404 - $53,541
200 Added 1.96%
10,406 $2.24 Million
Q4 2023

Feb 07, 2024

SELL
$222.59 - $267.94 $116,859 - $140,668
-525 Reduced 4.89%
10,206 $2.64 Million
Q3 2023

Nov 08, 2023

SELL
$253.3 - $285.89 $156,792 - $176,965
-619 Reduced 5.45%
10,731 $2.76 Million
Q2 2023

Jul 28, 2023

BUY
$275.25 - $318.06 $340,209 - $393,122
1,236 Added 12.22%
11,350 $3.23 Million
Q1 2023

May 10, 2023

BUY
$256.56 - $292.34 $233,213 - $265,737
909 Added 9.88%
10,114 $2.81 Million
Q4 2022

Feb 10, 2023

BUY
$252.44 - $306.72 $489,228 - $594,423
1,938 Added 26.67%
9,205 $2.55 Million
Q3 2022

Nov 14, 2022

BUY
$194.69 - $268.46 $270,424 - $372,890
1,389 Added 23.63%
7,267 $1.94 Million
Q2 2022

Aug 09, 2022

BUY
$187.54 - $223.02 $507,108 - $603,046
2,704 Added 85.19%
5,878 $1.2 Million
Q1 2022

May 16, 2022

BUY
$193.77 - $244.14 $198,032 - $249,511
1,022 Added 47.49%
3,174 $668,000
Q4 2021

Feb 23, 2022

SELL
$223.92 - $287.77 $183,838 - $236,259
-821 Reduced 27.62%
2,152 $516,000
Q3 2021

Nov 09, 2021

BUY
$282.99 - $369.05 $95,933 - $125,107
339 Added 12.87%
2,973 $841,000
Q2 2021

Aug 11, 2021

BUY
$259.0 - $414.71 $313,908 - $502,628
1,212 Added 85.23%
2,634 $912,000
Q1 2021

Apr 28, 2021

BUY
$242.95 - $284.63 $58,065 - $68,026
239 Added 20.2%
1,422 $398,000
Q4 2020

Jan 20, 2021

BUY
$236.26 - $355.63 $279,495 - $420,710
1,183 New
1,183 $290,000
Q4 2020

Jan 19, 2021

SELL
$236.26 - $355.63 $246,182 - $370,566
-1,042 Closed
0 $0
Q3 2020

Oct 26, 2020

BUY
$264.77 - $305.71 $49,776 - $57,473
188 Added 22.01%
1,042 $296,000
Q2 2020

Jul 27, 2020

SELL
$258.66 - $342.55 $89,237 - $118,179
-345 Reduced 28.77%
854 $228,000
Q1 2020

May 13, 2020

BUY
$268.85 - $341.04 $322,351 - $408,906
1,199 New
1,199 $379,000

Others Institutions Holding BIIB

About BIOGEN INC.


  • Ticker BIIB
  • Exchange NASDAQ
  • Sector Healthcare
  • Industry Drug Manufacturers—General
  • Shares Outstandng 144,000,992
  • Market Cap $24.9B
  • 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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