Impax Asset Management Group PLC Biogen Inc. Transaction History

Impax Asset Management Group PLC

$14.9 Billion
Q1 2025

A detailed history of Impax Asset Management Group PLC transactions in Biogen Inc. stock. As of the latest transaction made, Impax Asset Management Group PLC holds 35,846 shares of BIIB stock, worth $4.67 Million. This represents 0.03% of its overall portfolio holdings.

Number of Shares

35,846

Previous 36,730 2.41%

Holding current value

$4.67 Million

Previous $5.62 Million 12.66%

% of portfolio

0.03%

Previous 0.03%

19 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q1 2025 Apr 29, 2025	SELL	$133.43 - $153.27 $117,952 - $135,490	-884 Reduced 2.41%	35,846 $4.91 Million
Q4 2024 Feb 04, 2025	SELL	$146.47 - $191.55 $304,657 - $398,424	-2,080 Reduced 5.36%	36,730 $5.62 Million
Q3 2024 Oct 30, 2024	BUY	$189.07 - $236.8 $2.11 Million - $2.65 Million	11,185 Added 40.49%	38,810 $7.52 Million
Q2 2024 Nov 08, 2024	SELL	$190.52 - $236.72 $2.13 Million - $2.65 Million	-11,185 Reduced 28.82%	27,625 $6.4 Million
Q2 2024 Aug 05, 2024	BUY	$190.52 - $236.72 $5.26 Million - $6.54 Million	27,625 New	27,625 $6.4 Million
Q4 2023 Jan 26, 2024	SELL	$222.59 - $267.94 $890 - $1,071	-4 Reduced 0.13%	3,088 $799,000
Q3 2023 Nov 07, 2023	SELL	$253.3 - $285.89 $125,636 - $141,801	-496 Reduced 13.82%	3,092 $794,000
Q2 2023 Aug 07, 2023	SELL	$275.25 - $318.06 $17,340 - $20,037	-63 Reduced 1.73%	3,588 $1.02 Million
Q1 2023 May 10, 2023	SELL	$256.56 - $292.34 $44,384 - $50,574	-173 Reduced 4.52%	3,651 $1.02 Million
Q4 2022 Feb 09, 2023	BUY	$252.44 - $306.72 $965,330 - $1.17 Million	3,824 New	3,824 $1.06 Million
Q3 2020 Nov 12, 2020	SELL	$264.77 - $305.71 $7.84 Million - $9.05 Million	-29,618 Closed	0 $0
Q2 2020 Aug 14, 2020	BUY	$258.66 - $342.55 $1.81 Million - $2.4 Million	7,000 Added 30.95%	29,618 $7.92 Million
Q1 2020 May 15, 2020	SELL	$268.85 - $341.04 $1.59 Million - $2.01 Million	-5,900 Reduced 20.69%	22,618 $7.16 Million
Q4 2019 Feb 13, 2020	SELL	$220.06 - $304.07 $859,334 - $1.19 Million	-3,905 Reduced 12.04%	28,518 $8.46 Million
Q3 2019 Nov 14, 2019	BUY	$217.44 - $243.88 $66,536 - $74,627	306 Added 0.95%	32,423 $7.55 Million
Q2 2019 Aug 13, 2019	SELL	$219.29 - $241.72 $2.89 Million - $3.18 Million	-13,167 Reduced 29.08%	32,117 $7.51 Million
Q1 2019 May 13, 2019	SELL	$216.71 - $338.96 $131,326 - $205,409	-606 Reduced 1.32%	45,284 $10.7 Million
Q4 2018 Feb 14, 2019	BUY	$278.5 - $352.75 $8,355 - $10,582	30 Added 0.07%	45,890 $13.8 Million
Q3 2018 Nov 14, 2018	BUY	$293.51 - $383.83 $13.5 Million - $17.6 Million	45,860 New	45,860 $16.2 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.

Ticker BIIB
Exchange NASDAQ
Sector Healthcare
Industry Drug Manufacturers—General
Shares Outstandng 144,000,992
Market Cap $18.8B
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

Track This Portfolio

Portfolio Update

Get notified when there are updates to the investment portfolio of Impax Asset Management Group PLC, based on Form 13F filings with the SEC.

News

Stay updated on Impax Asset Management Group PLC with notifications on news.

Account

Impax Asset Management Group PLC Biogen Inc. Transaction History