Essex Investment Management CO LLC Biogen Inc. Transaction History

Essex Investment Management CO LLC

$536 Million
Q3 2024

24 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q3 2023 Nov 09, 2023	SELL	$253.3 - $285.89 $196,814 - $222,136	-777 Reduced 15.5%	4,235 $1.09 Million
Q1 2023 May 04, 2023	SELL	$256.56 - $292.34 $92,361 - $105,242	-360 Reduced 6.7%	5,012 $1.39 Million
Q4 2022 Feb 02, 2023	SELL	$252.44 - $306.72 $328,676 - $399,349	-1,302 Reduced 19.51%	5,372 $1.49 Million
Q3 2022 Nov 14, 2022	BUY	$194.69 - $268.46 $414,689 - $571,819	2,130 Added 46.88%	6,674 $1.78 Million
Q2 2022 Aug 12, 2022	SELL	$187.54 - $223.02 $35,632 - $42,373	-190 Reduced 4.01%	4,544 $927,000
Q1 2022 May 09, 2022	SELL	$193.77 - $244.14 $1.52 Million - $1.92 Million	-7,848 Reduced 62.37%	4,734 $997,000
Q4 2021 Feb 10, 2022	SELL	$223.92 - $287.77 $14,778 - $18,992	-66 Reduced 0.52%	12,582 $3.02 Million
Q3 2021 Nov 09, 2021	BUY	$282.99 - $369.05 $28,299 - $36,905	100 Added 0.8%	12,648 $3.58 Million
Q2 2021 Aug 12, 2021	SELL	$259.0 - $414.71 $75,628 - $121,095	-292 Reduced 2.27%	12,548 $4.34 Million
Q1 2021 May 12, 2021	SELL	$242.95 - $284.63 $124,876 - $146,299	-514 Reduced 3.85%	12,840 $3.59 Million
Q4 2020 Feb 12, 2021	SELL	$236.26 - $355.63 $314,225 - $472,987	-1,330 Reduced 9.06%	13,354 $3.27 Million
Q3 2020 Nov 12, 2020	BUY	$264.77 - $305.71 $896,775 - $1.04 Million	3,387 Added 29.98%	14,684 $4.17 Million
Q2 2020 Aug 04, 2020	SELL	$258.66 - $342.55 $3.19 Million - $4.22 Million	-12,327 Reduced 52.18%	11,297 $3.02 Million
Q1 2020 May 04, 2020	SELL	$268.85 - $341.04 $1.47 Million - $1.86 Million	-5,455 Reduced 18.76%	23,624 $7.47 Million
Q4 2019 Feb 10, 2020	BUY	$220.06 - $304.07 $4.37 Million - $6.04 Million	19,879 Added 216.08%	29,079 $8.63 Million
Q3 2019 Oct 22, 2019	BUY	$217.44 - $243.88 $2 Million - $2.24 Million	9,200 New	9,200 $2.14 Million
Q2 2019 Aug 15, 2019	SELL	$219.29 - $241.72 $33,551 - $36,983	-153 Closed	0 $0
Q1 2019 May 15, 2019	SELL	$216.71 - $338.96 $4.97 Million - $7.77 Million	-22,915 Reduced 99.34%	153 $36,000
Q4 2018 Feb 06, 2019	SELL	$278.5 - $352.75 $7.7 Million - $9.75 Million	-27,632 Reduced 54.5%	23,068 $6.94 Million
Q3 2018 Oct 16, 2018	BUY	$293.51 - $383.83 $5.96 Million - $7.79 Million	20,300 Added 66.78%	50,700 $17.9 Million
Q2 2018 Jul 17, 2018	SELL	$257.52 - $306.91 $461,475 - $549,982	-1,792 Reduced 5.57%	30,400 $8.82 Million
Q1 2018 Apr 26, 2018	SELL	$260.13 - $367.91 $683,621 - $966,867	-2,628 Reduced 7.55%	32,192 $8.82 Million
Q4 2017 Feb 05, 2018	SELL	$307.64 - $344.58 $864,776 - $968,614	-2,811 Reduced 7.47%	34,820 $11.1 Million
Q3 2017 Oct 30, 2017	BUY	$281.15 - $329.69 $10.6 Million - $12.4 Million	37,631	37,631 $11.8 Million

Others Institutions Holding BIIB

# of Institutions

1,018

Shares Held

128M

Call Options Held

1.22M

Put Options Held

1.4M

Vanguard Group Inc Valley Forge, PA

16.6M
Shares

$2.88 Billion
0.08% of portfolio
Primecap Management CO Pasadena, CA

16.3M
Shares

$2.84 Billion
2.78% of portfolio
Black Rock Inc. New York, NY

14.5M
Shares

$2.53 Billion
0.08% of portfolio
State Street Corp Boston, MA

7.1M
Shares

$1.23 Billion
0.07% of portfolio
T. Rowe Price Investment Management, Inc. Baltimore, MD

5.68M
Shares

$987 Million
0.83% of portfolio

View Full List

About BIOGEN INC.

Ticker BIIB
Exchange NASDAQ
Sector Healthcare
Industry Drug Manufacturers—General
Shares Outstandng 144,000,992
Market Cap $25B
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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