Parallax Volatility Advisers, L.P. Biogen Inc. Put Options Transaction History

Parallax Volatility Advisers, L.P.

$45.1 Billion
Q2 2024

Put Options

22 transactions

Quarter	Operation	Price Per put	puts change	puts Held
Q3 2023 Nov 14, 2023	SELL	$253.3 - $285.89 $2.36 Million - $2.66 Million	-9,300 Reduced 25.41%	27,300 $7.02 Million
Q2 2023 Aug 14, 2023	BUY	$275.25 - $318.06 $10.1 Million - $11.6 Million	36,600 New	36,600 $10.4 Million
Q4 2022 Feb 14, 2023	SELL	$252.44 - $306.72 $7.07 Million - $8.59 Million	-28,000 Reduced 45.16%	34,000 $9.42 Million
Q3 2022 Nov 14, 2022	BUY	$194.69 - $268.46 $5.8 Million - $8 Million	29,800 Added 92.55%	62,000 $16.6 Million
Q2 2022 Aug 15, 2022	SELL	$187.54 - $223.02 $3.19 Million - $3.79 Million	-17,000 Reduced 34.55%	32,200 $6.57 Million
Q1 2022 May 16, 2022	SELL	$193.77 - $244.14 $44.3 Million - $55.8 Million	-228,400 Reduced 82.28%	49,200 $10.4 Million
Q4 2021 Feb 14, 2022	BUY	$223.92 - $287.77 $18 Million - $23.1 Million	80,300 Added 40.7%	277,600 $66.6 Million
Q3 2021 Nov 15, 2021	BUY	$282.99 - $369.05 $21.4 Million - $27.9 Million	75,700 Added 62.25%	197,300 $55.8 Million
Q2 2021 Aug 16, 2021	BUY	$259.0 - $414.71 $25 Million - $40.1 Million	96,600 Added 386.4%	121,600 $42.1 Million
Q1 2021 May 14, 2021	SELL	$242.95 - $284.63 $2.65 Million - $3.1 Million	-10,900 Reduced 30.36%	25,000 $6.99 Million
Q4 2020 Feb 16, 2021	SELL	$236.26 - $355.63 $2.39 Million - $3.59 Million	-10,100 Reduced 21.96%	35,900 $8.79 Million
Q3 2020 Nov 13, 2020	SELL	$264.77 - $305.71 $1.11 Million - $1.28 Million	-4,200 Reduced 8.37%	46,000 $13 Million
Q2 2020 Aug 14, 2020	BUY	$258.66 - $342.55 $3.96 Million - $5.24 Million	15,300 Added 43.84%	50,200 $13.4 Million
Q1 2020 May 15, 2020	SELL	$268.85 - $341.04 $18.4 Million - $23.4 Million	-68,500 Reduced 66.25%	34,900 $11 Million
Q4 2019 Feb 14, 2020	SELL	$220.06 - $304.07 $3.94 Million - $5.44 Million	-17,900 Reduced 14.76%	103,400 $30.7 Million
Q3 2019 Nov 14, 2019	BUY	$217.44 - $243.88 $4.5 Million - $5.05 Million	20,700 Added 20.58%	121,300 $28.2 Million
Q2 2019 Aug 14, 2019	BUY	$219.29 - $241.72 $17.8 Million - $19.6 Million	81,000 Added 413.27%	100,600 $23.5 Million
Q1 2019 May 15, 2019	SELL	$216.71 - $338.96 $18.3 Million - $28.6 Million	-84,400 Reduced 81.15%	19,600 $4.63 Million
Q4 2018 Feb 14, 2019	BUY	$278.5 - $352.75 $1.5 Million - $1.9 Million	5,400 Added 5.48%	104,000 $31.3 Million
Q3 2018 Nov 14, 2018	BUY	$293.51 - $383.83 $9.42 Million - $12.3 Million	32,100 Added 48.27%	98,600 $34.8 Million
Q2 2018 Aug 14, 2018	BUY	$257.52 - $306.91 $7.73 Million - $9.21 Million	30,000 Added 82.19%	66,500 $19.3 Million
Q1 2018 May 15, 2018	BUY	$260.13 - $367.91 $9.49 Million - $13.4 Million	36,500 New	36,500 $9.99 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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