Analyst Coverage

BMO Capital Markets Corp.Do Kim212-885-4091
Cowen and Co., LLCEric Schmidt646-562-1345
Evercore ISIJosh Schimmer212-497-0856
* Goldman, Sachs & Co.Salveen Richter212-934-4204
Janney Montgomery Scott LLCDebjit  Chattopadhyay215-665-6224
Jefferies & CompanyEun Yang212-284-2264
J.P. Morgan Securities Inc.Jessica Fye212-622-4165
Laidlaw & CompanyYale Jen212-953-4978
Leerink Swann & CompanyPaul Matteis617- 918-4585
Morgan Stanley & Co. LLCDavid Lebowitz212-761-0324
Needham & Company, LLCChad Messer212-705-0317
Sanford C. Bernstein & Co., LLCVincent Chen212-969-6607
Stifel NicolausStephen Willey212-271-3620
Wells Fargo Securities, LLCJames Birchenough415-947-5470

* Coverage suspended while analyst is on maternity leave.

Ionis Pharmaceuticals is followed by the analysts listed above. Please note that any opinions, estimates or forecasts regarding Ionis Pharmaceuticals's performance made by these analysts are theirs alone and do not represent opinions, forecasts or predictions of Ionis Pharmaceuticals or its management. Ionis Pharmaceuticals does not by its reference above or distribution imply its endorsement of or concurrence with such information, conclusions or recommendations.