State Of Michigan Retirement System Biogen Inc. Transaction History

State Of Michigan Retirement System

$18.8 Billion
Q4 2024

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 63,503 shares of BIIB stock, worth $9.05 Million. This represents 0.05% of its overall portfolio holdings.

Number of Shares

63,503

Previous 39,703 59.95%

Holding current value

$9.05 Million

Previous $7.7 Million 26.17%

% of portfolio

0.05%

Previous 0.04%

29 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q4 2024 Feb 06, 2025	BUY	$146.47 - $191.55 $3.49 Million - $4.56 Million	23,800 Added 59.95%	63,503 $9.71 Million
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

# of Institutions

993

Shares Held

130M

Call Options Held

1.12M

Put Options Held

1.43M

View Full List

About BIOGEN INC.

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...

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State Of Michigan Retirement System Biogen Inc. Transaction History