Teacher Retirement System Of Texas Biogen Inc. Transaction History

Teacher Retirement System Of Texas

  • $23 Billion
  • Q1 2025

A detailed history of Teacher Retirement System Of Texas transactions in Biogen Inc. stock. As of the latest transaction made, Teacher Retirement System Of Texas holds 39,872 shares of BIIB stock, worth $5.26 Million. This represents 0.02% of its overall portfolio holdings.

Number of Shares
39,872
Previous 52,157 23.55%
Holding current value
$5.26 Million
Previous $7.98 Million 31.59%
% of portfolio
0.02%
Previous 0.03%

Shares

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

Apr 28, 2025
SELL
$133.43 - $153.27 $1.64 Million - $1.88 Million
-12,285 Reduced 23.55%
39,872 $5.46 Million
Q4 2024

Feb 11, 2025
BUY
$146.47 - $191.55 $1.87 Million - $2.45 Million
12,765 Added 32.41%
52,157 $7.98 Million
Q3 2024

Nov 13, 2024
BUY
$189.07 - $236.8 $1.05 Million - $1.32 Million
5,555 Added 16.42%
39,392 $7.64 Million
Q2 2024

Aug 09, 2024
BUY
$190.52 - $236.72 $169,753 - $210,917
891 Added 2.7%
33,837 $7.84 Million
Q1 2024

May 06, 2024
SELL
$212.02 - $267.71 $195,906 - $247,364
-924 Reduced 2.73%
32,946 $7.1 Million
Q4 2023

Feb 07, 2024
SELL
$222.59 - $267.94 $988,744 - $1.19 Million
-4,442 Reduced 11.59%
33,870 $8.77 Million
Q3 2023

Oct 31, 2023
BUY
$253.3 - $285.89 $175,790 - $198,407
694 Added 1.84%
38,312 $9.85 Million
Q2 2023

Jul 19, 2023
BUY
$275.25 - $318.06 $1.08 Million - $1.25 Million
3,923 Added 11.64%
37,618 $10.7 Million
Q1 2023

May 12, 2023
SELL
$256.56 - $292.34 $7.54 Million - $8.59 Million
-29,374 Reduced 46.57%
33,695 $9.37 Million
Q4 2022

Feb 10, 2023
BUY
$252.44 - $306.72 $10.2 Million - $12.4 Million
40,391 Added 178.11%
63,069 $17.5 Million
Q3 2022

Nov 03, 2022
SELL
$194.69 - $268.46 $1.54 Million - $2.12 Million
-7,889 Reduced 25.81%
22,678 $6.06 Million
Q2 2022

Aug 09, 2022
SELL
$187.54 - $223.02 $1.43 Million - $1.7 Million
-7,610 Reduced 19.93%
30,567 $6.23 Million
Q1 2022

May 09, 2022
BUY
$193.77 - $244.14 $1.83 Million - $2.3 Million
9,428 Added 32.79%
38,177 $8.04 Million
Q4 2021

Feb 10, 2022
BUY
$223.92 - $287.77 $242,281 - $311,367
1,082 Added 3.91%
28,749 $6.9 Million
Q3 2021

Nov 09, 2021
SELL
$282.99 - $369.05 $6.18 Million - $8.06 Million
-21,837 Reduced 44.11%
27,667 $7.83 Million
Q2 2021

Aug 05, 2021
BUY
$259.0 - $414.71 $289,562 - $463,645
1,118 Added 2.31%
49,504 $17.1 Million
Q1 2021

May 11, 2021
BUY
$242.95 - $284.63 $4.15 Million - $4.87 Million
17,093 Added 54.62%
48,386 $13.5 Million
Q4 2020

Feb 11, 2021
SELL
$236.26 - $355.63 $30.7 Million - $46.2 Million
-129,837 Reduced 80.58%
31,293 $7.66 Million
Q3 2020

Nov 02, 2020
BUY
$264.77 - $305.71 $5.13 Million - $5.92 Million
19,366 Added 13.66%
161,130 $45.7 Million
Q2 2020

Aug 11, 2020
BUY
$258.66 - $342.55 $8.16 Million - $10.8 Million
31,551 Added 28.63%
141,764 $37.9 Million
Q1 2020

May 05, 2020
SELL
$268.85 - $341.04 $29.2 Million - $37.1 Million
-108,705 Reduced 49.66%
110,213 $34.9 Million
Q4 2019

Feb 06, 2020
BUY
$220.06 - $304.07 $20.5 Million - $28.3 Million
92,935 Added 73.77%
218,918 $65 Million
Q3 2019

Oct 28, 2019
BUY
$217.44 - $243.88 $4.62 Million - $5.18 Million
21,232 Added 20.27%
125,983 $29.3 Million
Q2 2019

Aug 05, 2019
SELL
$219.29 - $241.72 $433,317 - $477,638
-1,976 Reduced 1.85%
104,751 $24.5 Million
Q1 2019

May 06, 2019
BUY
$216.71 - $338.96 $5.22 Million - $8.17 Million
24,093 Added 29.16%
106,727 $25.2 Million
Q4 2018

Mar 04, 2019
SELL
$278.5 - $352.75 $2.53 Million - $3.21 Million
-9,087 Reduced 9.91%
82,634 $24.9 Million
Q3 2018

Nov 09, 2018
SELL
$293.51 - $383.83 $8.01 Million - $10.5 Million
-27,293 Reduced 22.93%
91,721 $32.4 Million
Q2 2018

Aug 06, 2018
BUY
$257.52 - $306.91 $10.4 Million - $12.4 Million
40,411 Added 51.41%
119,014 $34.5 Million
Q1 2018

May 08, 2018
BUY
$260.13 - $367.91 $5.02 Million - $7.1 Million
19,301 Added 32.55%
78,603 $21.5 Million
Q4 2017

Feb 06, 2018
SELL
$307.64 - $344.58 $39.2 Million - $43.9 Million
-127,378 Reduced 68.23%
59,302 $18.9 Million
Q3 2017

Nov 06, 2017
BUY
$281.15 - $329.69 $52.5 Million - $61.5 Million
186,680
186,680 $58.5 Million

Others Institutions Holding BIIB

# of Institutions
1,026
Shares Held
127M
Call Options Held
2.29M
Put Options Held
4.26M
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 $19B
  • 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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