Public Employees Retirement Association Of Colorado Biogen Inc. Transaction History

Public Employees Retirement Association Of Colorado

  • $25.9 Billion
  • Q2 2025

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 11,669 shares of BIIB stock, worth $1.66 Million. This represents 0.01% of its overall portfolio holdings.

Number of Shares
11,669
Previous 11,669 -0.0%
Holding current value
$1.66 Million
Previous $1.6 Million 8.2%
% of portfolio
0.01%
Previous 0.01%

Shares

32 transactions
Quarter Operation Price Per share shares change shares Held SEC Form
Q1 2025

May 12, 2025
SELL
$133.43 - $153.27 $983,912 - $1.13 Million
-7,374 Reduced 38.72%
11,669 $1.6 Million
Q4 2024

Feb 14, 2025
SELL
$146.47 - $191.55 $152,182 - $199,020
-1,039 Reduced 5.17%
19,043 $2.91 Million
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
BUY
$253.3 - $285.89 $6.24 Million - $7.04 Million
24,639 Added 103.85%
48,364 $255,000
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
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

# of Institutions
1,021
Shares Held
131M
Call Options Held
2.84M
Put Options Held
2.57M
View Full List

About BIOGEN INC.

BIIB Quotes by TradingView
  • Ticker BIIB
  • Exchange NASDAQ
  • Sector Healthcare
  • Industry Drug Manufacturers—General
  • Shares Outstandng 144,000,992
  • Market Cap $20.5B
  • 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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