Edmond De Rothschild Holding S.A. Biogen Inc. Transaction History

Edmond De Rothschild Holding S.A.

$6.36 Billion
Q3 2025

A detailed history of Edmond De Rothschild Holding S.A. transactions in Biogen Inc. stock. As of the latest transaction made, Edmond De Rothschild Holding S.A. holds 66,970 shares of BIIB stock, worth $11.2 Million. This represents 0.15% of its overall portfolio holdings.

Number of Shares

66,970

Previous 59,680 12.22%

Holding current value

$11.2 Million

Previous $7.5 Million 25.16%

% of portfolio

0.15%

Previous 0.12%

28 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q3 2025 Nov 13, 2025	BUY	$122.68 - $148.84 $894,337 - $1.09 Million	7,290 Added 12.22%	66,970 $9.38 Million
Q2 2025 Aug 12, 2025	SELL	$113.38 - $135.49 $44,218 - $52,841	-390 Reduced 0.65%	59,680 $7.5 Million
Q3 2024 Nov 13, 2024	SELL	$189.07 - $236.8 $28,360 - $35,520	-150 Reduced 0.25%	60,070 $11.6 Million
Q2 2024 Aug 13, 2024	BUY	$190.52 - $236.72 $102,880 - $127,828	540 Added 0.9%	60,220 $14 Million
Q1 2024 May 08, 2024	BUY	$212.02 - $267.71 $2.45 Million - $3.09 Million	11,547 Added 23.99%	59,680 $12.9 Million

Q4 2023 Feb 12, 2024	SELL	$222.59 - $267.94 $2,671 - $3,215	-12 Reduced 0.02%	48,133 $12.5 Million
Q3 2023 Nov 13, 2023	BUY	$253.3 - $285.89 $5.02 Million - $5.67 Million	19,820 Added 69.97%	48,145 $12.4 Million
Q2 2023 Aug 09, 2023	BUY	$275.25 - $318.06 $25,598 - $29,579	93 Added 0.33%	28,325 $8.07 Million
Q1 2023 May 11, 2023	SELL	$256.56 - $292.34 $1.84 Million - $2.1 Million	-7,178 Reduced 20.27%	28,232 $7.85 Million
Q4 2022 Feb 09, 2023	SELL	$252.44 - $306.72 $941,601 - $1.14 Million	-3,730 Reduced 9.53%	35,410 $9.81 Million
Q3 2022 Nov 09, 2022	SELL	$194.69 - $268.46 $3.47 Million - $4.79 Million	-17,830 Reduced 31.3%	39,140 $10.5 Million
Q2 2022 Aug 12, 2022	SELL	$187.54 - $223.02 $2.02 Million - $2.4 Million	-10,760 Reduced 15.89%	56,970 $11.6 Million
Q1 2022 May 10, 2022	SELL	$193.77 - $244.14 $841,930 - $1.06 Million	-4,345 Reduced 6.03%	67,730 $14.3 Million
Q4 2021 Feb 10, 2022	BUY	$223.92 - $287.77 $2.41 Million - $3.1 Million	10,772 Added 17.57%	72,075 $17.3 Million
Q3 2021 Nov 12, 2021	BUY	$282.99 - $369.05 $4.54 Million - $5.92 Million	16,043 Added 35.45%	61,303 $17.3 Million
Q2 2021 Aug 11, 2021	SELL	$259.0 - $414.71 $259,000 - $414,710	-1,000 Reduced 2.16%	45,260 $15.7 Million
Q1 2021 May 17, 2021	BUY	$242.95 - $284.63 $2.19 Million - $2.56 Million	9,000 Added 24.15%	46,260 $12.9 Million
Q2 2020 Aug 07, 2020	BUY	$258.66 - $342.55 $1.76 Million - $2.34 Million	6,820 Added 22.4%	37,260 $9.97 Million
Q4 2019 Feb 14, 2020	SELL	$220.06 - $304.07 $1.93 Million - $2.67 Million	-8,780 Reduced 22.39%	30,440 $9.03 Million
Q3 2019 Nov 14, 2019	SELL	$217.44 - $243.88 $3.2 Million - $3.59 Million	-14,700 Reduced 27.26%	39,220 $9.13 Million
Q2 2019 Aug 14, 2019	SELL	$219.29 - $241.72 $29,165 - $32,148	-133 Reduced 0.25%	53,920 $12.6 Million
Q1 2019 May 13, 2019	SELL	$216.71 - $338.96 $42,908 - $67,114	-198 Reduced 0.36%	54,053 $12.8 Million
Q4 2018 Feb 14, 2019	BUY	$278.5 - $352.75 $683,717 - $866,001	2,455 Added 4.74%	54,251 $16.3 Million
Q3 2018 Nov 14, 2018	SELL	$293.51 - $383.83 $2.14 Million - $2.8 Million	-7,300 Reduced 12.35%	51,796 $18.3 Million
Q2 2018 Aug 14, 2018	BUY	$257.52 - $306.91 $7,983 - $9,514	31 Added 0.05%	59,096 $17.2 Million
Q1 2018 May 15, 2018	SELL	$260.13 - $367.91 $819,149 - $1.16 Million	-3,149 Reduced 5.06%	59,065 $16.2 Million
Q4 2017 Feb 14, 2018	SELL	$307.64 - $344.58 $4.76 Million - $5.33 Million	-15,469 Reduced 19.91%	62,214 $19.8 Million
Q3 2017 Nov 13, 2017	BUY	$281.15 - $329.69 $21.8 Million - $25.6 Million	77,683	77,683 $24.3 Million

Others Institutions Holding BIIB

# of Institutions

1,087

Shares Held

131M

Call Options Held

3.77M

Put Options Held

2.31M

View Full List

About BIOGEN INC.

Ticker BIIB
Exchange NASDAQ
Sector Healthcare
Industry Drug Manufacturers—General
Shares Outstandng 144,000,992
Market Cap $24.1B
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...

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Edmond De Rothschild Holding S.A. Biogen Inc. Transaction History