A detailed history of Public Employees Retirement Association Of Colorado transactions in Biogen Inc. stock. As of the latest transaction made, Public Employees Retirement Association Of Colorado holds 20,082 shares of BIIB stock, worth $2.95 Million. This represents 0.02% of its overall portfolio holdings.

Number of Shares
20,082
Previous 20,071 0.05%
Holding current value
$2.95 Million
Previous $4.65 Million 16.33%
% of portfolio
0.02%
Previous 0.02%

Shares

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

Nov 14, 2024

BUY
$189.07 - $236.8 $2,079 - $2,604
11 Added 0.05%
20,082 $3.89 Million
Q2 2024

Aug 12, 2024

SELL
$190.52 - $236.72 $99,641 - $123,804
-523 Reduced 2.54%
20,071 $4.65 Million
Q1 2024

May 15, 2024

SELL
$212.02 - $267.71 $181,489 - $229,159
-856 Reduced 3.99%
20,594 $4.44 Million
Q4 2023

Feb 13, 2024

SELL
$222.59 - $267.94 $137,783 - $165,854
-619 Reduced 2.8%
21,450 $5.55 Million
Q3 2023

Nov 14, 2023

SELL
$253.3 - $285.89 $6.66 Million - $7.52 Million
-26,295 Reduced 54.37%
22,069 $5.67 Million
Q3 2023

Nov 14, 2023

BUY
$253.3 - $285.89 $6.24 Million - $7.04 Million
24,639 Added 103.85%
48,364 $255,000
Q2 2023

Aug 09, 2023

SELL
$275.25 - $318.06 $52,848 - $61,067
-192 Reduced 0.8%
23,725 $6.76 Million
Q1 2023

May 08, 2023

SELL
$256.56 - $292.34 $29,247 - $33,326
-114 Reduced 0.47%
23,917 $6.65 Million
Q4 2022

Feb 13, 2023

SELL
$252.44 - $306.72 $27,515 - $33,432
-109 Reduced 0.45%
24,031 $6.66 Million
Q3 2022

Nov 15, 2022

SELL
$194.69 - $268.46 $8,371 - $11,543
-43 Reduced 0.18%
24,140 $6.45 Million
Q2 2022

Aug 15, 2022

SELL
$187.54 - $223.02 $19,691 - $23,417
-105 Reduced 0.43%
24,183 $4.93 Million
Q1 2022

May 16, 2022

SELL
$193.77 - $244.14 $489,656 - $616,941
-2,527 Reduced 9.42%
24,288 $5.12 Million
Q4 2021

Feb 11, 2022

SELL
$223.92 - $287.77 $40,529 - $52,086
-181 Reduced 0.67%
26,815 $6.43 Million
Q3 2021

Nov 15, 2021

SELL
$282.99 - $369.05 $34,524 - $45,024
-122 Reduced 0.45%
26,996 $7.64 Million
Q2 2021

Aug 13, 2021

SELL
$259.0 - $414.71 $35,224 - $56,400
-136 Reduced 0.5%
27,118 $9.39 Million
Q1 2021

May 13, 2021

SELL
$242.95 - $284.63 $437,310 - $512,334
-1,800 Reduced 6.2%
27,254 $7.62 Million
Q4 2020

Feb 11, 2021

SELL
$236.26 - $355.63 $308,555 - $464,452
-1,306 Reduced 4.3%
29,054 $7.11 Million
Q3 2020

Nov 09, 2020

SELL
$264.77 - $305.71 $631,211 - $728,812
-2,384 Reduced 7.28%
30,360 $8.61 Million
Q2 2020

Aug 05, 2020

SELL
$258.66 - $342.55 $713,901 - $945,438
-2,760 Reduced 7.77%
32,744 $8.76 Million
Q1 2020

May 01, 2020

SELL
$268.85 - $341.04 $43,284 - $54,907
-161 Reduced 0.45%
35,504 $11.2 Million
Q4 2019

Feb 05, 2020

SELL
$220.06 - $304.07 $264,292 - $365,188
-1,201 Reduced 3.26%
35,665 $10.6 Million
Q3 2019

Nov 05, 2019

SELL
$217.44 - $243.88 $47,184 - $52,921
-217 Reduced 0.59%
36,866 $8.58 Million
Q2 2019

Jul 31, 2019

SELL
$219.29 - $241.72 $500,639 - $551,846
-2,283 Reduced 5.8%
37,083 $8.67 Million
Q1 2019

Apr 30, 2019

BUY
$216.71 - $338.96 $377,942 - $591,146
1,744 Added 4.64%
39,366 $9.31 Million
Q4 2018

Feb 08, 2019

SELL
$278.5 - $352.75 $23,394 - $29,631
-84 Reduced 0.22%
37,622 $11.3 Million
Q3 2018

Oct 29, 2018

SELL
$293.51 - $383.83 $115,349 - $150,845
-393 Reduced 1.03%
37,706 $13.3 Million
Q2 2018

Aug 02, 2018

SELL
$257.52 - $306.91 $56,911 - $67,827
-221 Reduced 0.58%
38,099 $11.1 Million
Q1 2018

May 01, 2018

SELL
$260.13 - $367.91 $527,803 - $746,489
-2,029 Reduced 5.03%
38,320 $10.5 Million
Q4 2017

Feb 02, 2018

BUY
$307.64 - $344.58 $494,377 - $553,740
1,607 Added 4.15%
40,349 $12.9 Million
Q3 2017

Oct 30, 2017

BUY
$281.15 - $329.69 $10.9 Million - $12.8 Million
38,742
38,742 $12.1 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 $21.1B
  • 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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