Sumitomo Mitsui Trust Holdings, Inc. Biogen Inc. Transaction History

Sumitomo Mitsui Trust Holdings, Inc.

$156 Billion
Q2 2025

A detailed history of Sumitomo Mitsui Trust Holdings, Inc. transactions in Biogen Inc. stock. As of the latest transaction made, Sumitomo Mitsui Trust Holdings, Inc. holds 414,830 shares of BIIB stock, worth $59 Million. This represents 0.03% of its overall portfolio holdings.

Number of Shares

414,830

Previous 416,960 0.51%

Holding current value

$59 Million

Previous $57.1 Million 8.69%

% of portfolio

0.03%

Previous 0.04%

33 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q2 2025 Jul 31, 2025	SELL	$113.38 - $135.49 $241,499 - $288,593	-2,130 Reduced 0.51%	414,830 $52.1 Million
Q1 2025 Apr 25, 2025	BUY	$133.43 - $153.27 $3.4 Million - $3.9 Million	25,464 Added 6.5%	416,960 $57.1 Million
Q4 2024 Jan 28, 2025	BUY	$146.47 - $191.55 $3.13 Million - $4.09 Million	21,368 Added 5.77%	391,496 $59.9 Million
Q3 2024 Nov 05, 2024	BUY	$189.07 - $236.8 $1.75 Million - $2.19 Million	9,254 Added 2.56%	370,128 $71.7 Million
Q2 2024 Jul 19, 2024	SELL	$190.52 - $236.72 $4.88 Million - $6.06 Million	-25,608 Reduced 6.63%	360,874 $83.7 Million
Q1 2024 Apr 19, 2024	BUY	$212.02 - $267.71 $716,627 - $904,859	3,380 Added 0.88%	386,482 $83.3 Million
Q4 2023 Jan 30, 2024	BUY	$222.59 - $267.94 $1.02 Million - $1.23 Million	4,593 Added 1.21%	383,102 $99.1 Million
Q3 2023 Oct 30, 2023	SELL	$253.3 - $285.89 $438,715 - $495,161	-1,732 Reduced 0.46%	378,509 $97.3 Million
Q2 2023 Jul 31, 2023	SELL	$275.25 - $318.06 $16.9 Million - $19.5 Million	-61,256 Reduced 13.87%	380,241 $108 Million
Q1 2023 Apr 27, 2023	SELL	$256.56 - $292.34 $20.1 Million - $22.9 Million	-78,298 Reduced 15.06%	441,497 $123 Million
Q4 2022 Jan 30, 2023	SELL	$252.44 - $306.72 $12.5 Million - $15.2 Million	-49,590 Reduced 8.71%	519,795 $144 Million
Q3 2022 Oct 21, 2022	SELL	$194.69 - $268.46 $15.4 Million - $21.2 Million	-79,105 Reduced 12.2%	569,385 $152 Million
Q2 2022 Jul 26, 2022	BUY	$187.54 - $223.02 $22 Million - $26.1 Million	117,090 Added 22.03%	648,490 $132 Million
Q1 2022 Apr 27, 2022	SELL	$193.77 - $244.14 $3.99 Million - $5.03 Million	-20,601 Reduced 3.73%	531,400 $112 Million
Q4 2021 Feb 02, 2022	BUY	$223.92 - $287.77 $19.3 Million - $24.9 Million	86,382 Added 18.55%	552,001 $132 Million
Q3 2021 Oct 25, 2021	SELL	$282.99 - $369.05 $8.24 Million - $10.7 Million	-29,106 Reduced 5.88%	465,619 $132 Million
Q2 2021 Aug 02, 2021	SELL	$259.0 - $414.71 $9.76 Million - $15.6 Million	-37,667 Reduced 7.08%	494,725 $171 Million
Q1 2021 Apr 30, 2021	SELL	$242.95 - $284.63 $17 Million - $19.9 Million	-69,879 Reduced 11.6%	532,392 $149 Million
Q4 2020 Feb 05, 2021	SELL	$236.26 - $355.63 $17 Million - $25.5 Million	-71,807 Reduced 10.65%	602,271 $147 Million
Q3 2020 Oct 30, 2020	SELL	$264.77 - $305.71 $23.7 Million - $27.3 Million	-89,450 Reduced 11.72%	674,078 $191 Million
Q2 2020 Jul 27, 2020	SELL	$258.66 - $342.55 $8.81 Million - $11.7 Million	-34,069 Reduced 4.27%	763,528 $204 Million
Q1 2020 Apr 27, 2020	BUY	$268.85 - $341.04 $10.3 Million - $13 Million	38,137 Added 5.02%	797,597 $252 Million
Q4 2019 Jan 31, 2020	SELL	$220.06 - $304.07 $20.3 Million - $28 Million	-92,114 Reduced 10.82%	759,460 $225 Million
Q3 2019 Oct 31, 2019	BUY	$217.44 - $243.88 $13.9 Million - $15.6 Million	63,938 Added 8.12%	851,574 $198 Million
Q2 2019 Jul 29, 2019	SELL	$219.29 - $241.72 $652,826 - $719,600	-2,977 Reduced 0.38%	787,636 $184 Million
Q1 2019 May 08, 2019	BUY	$216.71 - $338.96 $1.74 Million - $2.73 Million	8,048 Added 1.03%	790,613 $187 Million
Q4 2018 Feb 06, 2019	BUY	$278.5 - $352.75 $28.4 Million - $36 Million	101,920 Added 14.97%	782,565 $230 Million
Q3 2018 Nov 07, 2018	BUY	$293.51 - $383.83 $3.87 Million - $5.06 Million	13,192 Added 1.98%	680,645 $240 Million
Q2 2018 Aug 01, 2018	BUY	$257.52 - $306.91 $5.89 Million - $7.02 Million	22,858 Added 3.55%	667,453 $194 Million
Q1 2018 May 01, 2018	BUY	$260.13 - $367.91 $7.06 Million - $9.98 Million	27,134 Added 4.39%	644,595 $177 Million
Q4 2017 Feb 06, 2018	BUY	$307.64 - $344.58 $2.16 Million - $2.41 Million	7,005 Added 1.15%	617,461 $197 Million
Q3 2017 Nov 07, 2017	SELL	$281.15 - $329.69 $3.37 Million - $3.95 Million	-11,974 Reduced 1.92%	610,456 $191 Million
Q2 2017 Aug 07, 2017	BUY	N/A	622,430	622,430 $169 Million

Others Institutions Holding BIIB

# of Institutions

1,022

Shares Held

131M

Call Options Held

2.84M

Put Options Held

2.57M

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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Sumitomo Mitsui Trust Holdings, Inc. Biogen Inc. Transaction History