IONIS PHARMACEUTICALS INC

Ticker: IONS CUSIP: 462222100 Class: COM

OXFORD ASSET MANAGEMENT LLP's Holding History (CIK: 0001438284)

Note: Option positions (PUT/CALL) are excluded.

Q2 2025

Shares 22,405 Value ($000) $885 Avg Close $32.73 Range $23.95 - $40.61

Q3 2019

Shares 16,113 Value ($000) $965 Avg Close $65.17 Range $58.48 - $73.09

Q2 2018

Shares 9,235 Value ($000) $388 Avg Close $44.30 Range $39.07 - $51.00

Q3 2017

Shares 4,471 Value ($000) $222 Avg Close $52.38 Range $43.75 - $60.01

Q3 2016

Shares 46,390 Value ($000) $1,700 Avg Close $31.29 Range $23.26 - $40.82

Q4 2015

Shares 20,049 Value ($000) $1,240 Avg Close $53.96 Range $38.30 - $65.34

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2025	22,405	$885	$32.73	$23.95 - $40.61
Q3 2019	16,113	$965	$65.17	$58.48 - $73.09
Q2 2018	9,235	$388	$44.30	$39.07 - $51.00
Q3 2017	4,471	$222	$52.38	$43.75 - $60.01
Q3 2016	46,390	$1,700	$31.29	$23.26 - $40.82
Q4 2015	20,049	$1,240	$53.96	$38.30 - $65.34