Weiss Asset Management LP Ionis Pharmaceuticals Inc Transaction History

Weiss Asset Management LP

6 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q4 2023 Feb 12, 2024	BUY	$43.39 - $51.63 $254,872 - $303,274	5,874 New	5,874 $297,000
Q2 2022 Aug 15, 2022	SELL	$31.71 - $43.0 $575,377 - $780,235	-18,145 Closed	0 $0
Q1 2022 May 13, 2022	BUY	$29.88 - $37.04 $542,172 - $672,090	18,145 New	18,145 $672,000
Q4 2018 Feb 14, 2019	SELL	$43.37 - $59.54 $779,922 - $1.07 Million	-17,983 Closed	0 $0
Q4 2017 Feb 14, 2018	BUY	$50.3 - $64.39 $420,407 - $538,171	8,358 Added 86.84%	17,983 $905,000
Q3 2017 Nov 14, 2017	BUY	$45.56 - $59.57 $438,515 - $573,361	9,625	9,625 $488,000

403

136M

862K

582K

Ticker IONS
Exchange NASDAQ
Sector Healthcare
Industry Biotechnology
Shares Outstandng 141,940,992
Market Cap $5.35B
Description
Ionis Pharmaceuticals, Inc. discovers and develops RNA-targeted therapeutics in the United States. The company offers SPINRAZA for spinal muscular atrophy (SMA) in pediatric and adult patients; TEGSEDI, an injection for the treatment of polyneuropathy of hereditary transthyretin-mediated amyloidosis in adults; and WAYLIVRA, a treatment for famil...

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