A detailed history of State Of Michigan Retirement System transactions in Biogen Inc. stock. As of the latest transaction made, State Of Michigan Retirement System holds 39,703 shares of BIIB stock, worth $5.85 Million. This represents 0.04% of its overall portfolio holdings.

Number of Shares
39,703
Previous 39,903 0.5%
Holding current value
$5.85 Million
Previous $9.25 Million 16.8%
% of portfolio
0.04%
Previous 0.05%

Shares

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

Nov 04, 2024

SELL
$189.07 - $236.8 $37,814 - $47,360
-200 Reduced 0.5%
39,703 $7.7 Million
Q2 2024

Jul 26, 2024

BUY
$190.52 - $236.72 $38,104 - $47,344
200 Added 0.5%
39,903 $9.25 Million
Q3 2023

Oct 27, 2023

SELL
$253.3 - $285.89 $25,330 - $28,589
-100 Reduced 0.25%
39,703 $10.2 Million
Q2 2023

Jul 26, 2023

SELL
$275.25 - $318.06 $731,614 - $845,403
-2,658 Reduced 6.26%
39,803 $11.3 Million
Q1 2023

Apr 28, 2023

BUY
$256.56 - $292.34 $102,624 - $116,935
400 Added 0.95%
42,461 $11.8 Million
Q4 2022

Jan 27, 2023

SELL
$252.44 - $306.72 $126,220 - $153,360
-500 Reduced 1.17%
42,061 $0
Q3 2022

Oct 24, 2022

SELL
$194.69 - $268.46 $219,805 - $303,091
-1,129 Reduced 2.58%
42,561 $11.4 Million
Q2 2022

Aug 08, 2022

SELL
$187.54 - $223.02 $19.1 Million - $22.7 Million
-101,971 Reduced 70.01%
43,690 $8.91 Million
Q1 2022

May 04, 2022

BUY
$193.77 - $244.14 $23,252 - $29,296
120 Added 0.08%
145,661 $30.7 Million
Q4 2021

Jan 27, 2022

BUY
$223.92 - $287.77 $80,163 - $103,021
358 Added 0.25%
145,541 $34.9 Million
Q3 2021

Oct 27, 2021

SELL
$282.99 - $369.05 $141,495 - $184,525
-500 Reduced 0.34%
145,183 $41.1 Million
Q2 2021

Jul 27, 2021

SELL
$259.0 - $414.71 $19.8 Million - $31.6 Million
-76,300 Reduced 34.37%
145,683 $50.4 Million
Q1 2021

May 03, 2021

BUY
$242.95 - $284.63 $25.3 Million - $29.7 Million
104,200 Added 88.47%
221,983 $62.1 Million
Q4 2020

Feb 01, 2021

SELL
$236.26 - $355.63 $661,528 - $995,764
-2,800 Reduced 2.32%
117,783 $28.8 Million
Q3 2020

Oct 26, 2020

BUY
$264.77 - $305.71 $979,648 - $1.13 Million
3,700 Added 3.17%
120,583 $34.2 Million
Q2 2020

Jul 29, 2020

BUY
$258.66 - $342.55 $19.5 Million - $25.9 Million
75,506 Added 182.48%
116,883 $31.3 Million
Q1 2020

May 01, 2020

BUY
$268.85 - $341.04 $7.6 Million - $9.65 Million
28,286 Added 216.07%
41,377 $13.1 Million
Q1 2020

Apr 28, 2020

SELL
$268.85 - $341.04 $8.22 Million - $10.4 Million
-30,586 Reduced 70.03%
13,091 $4.14 Million
Q4 2019

Jan 24, 2020

SELL
$220.06 - $304.07 $14.1 Million - $19.5 Million
-64,100 Reduced 59.47%
43,677 $13 Million
Q3 2019

Oct 22, 2019

SELL
$217.44 - $243.88 $434,880 - $487,760
-2,000 Reduced 1.82%
107,777 $25.1 Million
Q2 2019

Jul 26, 2019

SELL
$219.29 - $241.72 $2.26 Million - $2.49 Million
-10,300 Reduced 8.58%
109,777 $25.7 Million
Q1 2019

May 06, 2019

SELL
$216.71 - $338.96 $216,710 - $338,960
-1,000 Reduced 0.83%
120,077 $28.4 Million
Q4 2018

Feb 01, 2019

BUY
$278.5 - $352.75 $17 Million - $21.6 Million
61,100 Added 101.87%
121,077 $36.4 Million
Q3 2018

Oct 26, 2018

SELL
$293.51 - $383.83 $733,775 - $959,575
-2,500 Reduced 4.0%
59,977 $21.2 Million
Q2 2018

Aug 08, 2018

BUY
$257.52 - $306.91 $51,504 - $61,382
200 Added 0.32%
62,477 $18.1 Million
Q1 2018

May 08, 2018

BUY
$260.13 - $367.91 $78,039 - $110,373
300 Added 0.48%
62,277 $17.1 Million
Q4 2017

Feb 01, 2018

SELL
$307.64 - $344.58 $676,808 - $758,076
-2,200 Reduced 3.43%
61,977 $19.7 Million
Q3 2017

Oct 19, 2017

BUY
$281.15 - $329.69 $18 Million - $21.2 Million
64,177
64,177 $20.1 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 $21.2B
  • 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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