Attached files

file filename
EX-32 - EXHIBIT 32.1 - IONIS PHARMACEUTICALS INCexhibit32_1.htm
EX-31.2 - EXHIBIT 31.2 - IONIS PHARMACEUTICALS INCexhibit31_2.htm
EX-31.1 - EXHIBIT 31.1 - IONIS PHARMACEUTICALS INCexhibit31_1.htm
EX-23.1 - EXHIBIT 23.1 - IONIS PHARMACEUTICALS INCexhibit23_1.htm
EX-10.17 - EXHIBIT 10.17 - IONIS PHARMACEUTICALS INCexhibit10_17.htm
EX-10.10 - EXHIBIT 10.10 - IONIS PHARMACEUTICALS INCexhibit10_10.htm
EX-10.4 - EXHIBIT 10.4 - IONIS PHARMACEUTICALS INCexhibit10_4.htm
EX-4.2 - EXHIBIT 4.2 - IONIS PHARMACEUTICALS INCexhibit4_2.htm
EX-4.1 - EXHIBIT 4.1 - IONIS PHARMACEUTICALS INCexhibit14_1.htm
EX-3.1 - EXHIBIT 3.1 - IONIS PHARMACEUTICALS INCexhibit3_1.htm
10-K - IONIS PHARMACEUTICALS INC 10-K 12-31-2017 - IONIS PHARMACEUTICALS INCform10k.htm

Exhibit 21.1
 
LIST OF SUBSIDIARIES FOR THE REGISTRANT
 
Akcea Therapeutics, Inc., a Delaware Corporation
 
Akcea Therapeutics Canada Inc., a Canadian Corporation

Akcea Therapeutics France SAS, a French Company

Akcea Therapeutics Germany GmbH, a German Corporation
 
Akcea Therapeutics Securities Corporation, a Massachusetts Corporation
 
Akcea Therapeutics UK Limited, a United Kingdom Limited Private Company

Akcea Intl Ltd., a Cayman Islands Limited Liability Company

Isis USA Limited, a United Kingdom Limited Private Company
 
Osprey Therapeutics, Inc., a Delaware Corporation

PerIsis I Development Corporation, a Delaware Corporation

Symphony GenIsis, Inc., a Delaware Corporation