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Last Close
Oct 16  •  04:00PM ET
73.07
Dollar change
+0.68
Percentage change
0.94
%
Index- P/E- EPS (ttm)-1.85 Insider Own0.76% Shs Outstand159.20M Perf Week3.98%
Market Cap11.65B Forward P/E- EPS next Y-3.12 Insider Trans-43.84% Shs Float158.19M Perf Month19.45%
Enterprise Value11.33B PEG- EPS next Q-1.22 Inst Own106.88% Short Float7.76% Perf Quarter74.98%
Income-267.87M P/S12.33 EPS this Y14.21% Inst Trans1.29% Short Ratio4.99 Perf Half Y157.74%
Sales944.48M P/B18.41 EPS next Y-19.81% ROA-9.44% Short Interest12.28M Perf YTD109.01%
Book/sh3.97 P/C5.08 EPS next 5Y29.23% ROE-59.83% 52W High73.92 -1.15% Perf Year89.15%
Cash/sh14.39 P/FCF- EPS past 3/5Y-146.45% - ROIC-13.65% 52W Low23.95 205.09% Perf 3Y60.38%
Dividend Est.- EV/EBITDA- Sales past 3/5Y-4.53% -8.88% Gross Margin96.85% Volatility2.79% 2.65% Perf 5Y59.06%
Dividend TTM- EV/Sales11.99 EPS Y/Y TTM30.61% Oper. Margin-28.13% ATR (14)1.93 Perf 10Y72.17%
Dividend Ex-Date- Quick Ratio2.86 Sales Y/Y TTM16.04% Profit Margin-28.36% RSI (14)84.02 Recom1.56
Dividend Gr. 3/5Y- - Current Ratio2.87 EPS Q/Q249.25% SMA208.70% Beta0.30 Target Price75.95
Payout- Debt/Eq3.13 Sales Q/Q100.69% SMA5027.47% Rel Volume0.70 Prev Close72.39
Employees1069 LT Debt/Eq2.11 EarningsOct 29 BMO SMA20082.05% Avg Volume2.46M Price73.07
IPOMay 17, 1991 Option/ShortYes / Yes EPS/Sales Surpr.868.39% 51.52% Trades Volume1,739,636 Change0.94%
Date Action Analyst Rating Change Price Target Change
Oct-08-25Upgrade JP Morgan Neutral → Overweight $80
Sep-26-25Upgrade Goldman Sell → Neutral $65
Sep-03-25Upgrade BMO Capital Markets Market Perform → Outperform $70
Jul-31-25Upgrade Morgan Stanley Equal-Weight → Overweight $62
Jul-01-25Upgrade Barclays Equal Weight → Overweight $57
Apr-07-25Initiated H.C. Wainwright Buy $45
Mar-31-25Initiated Redburn Atlantic Neutral $39
Aug-02-24Downgrade BMO Capital Markets Outperform → Market Perform $67 → $60
Jul-24-24Upgrade Leerink Partners Market Perform → Outperform $53 → $62
Jul-16-24Resumed Jefferies Buy $29 → $75
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Ionis Pharmaceuticals, Inc. engages in the development and commercialization of human therapeutic drugs using antisense technology. The company was founded by Stanley T. Crooke, David J. Ecker, Christopher K. Mirabelli, and Brett P. Monia on January 10, 1989 and is headquartered in Carlsbad, CA.
Insider Trading Relationship Date Transaction Cost #Shares Value ($) #Shares Total SEC Form 4
Swayze EricEVP ResearchOct 15 '25Option Exercise0.001250309Oct 16 08:16 PM
Swayze EricEVP ResearchOct 16 '25Sale73.62533,902256Oct 16 08:16 PM
PARSHALL B LYNNEDirectorOct 15 '25Sale71.745,000358,72261,344Oct 16 08:16 PM
Devers Shannon L.EVP, Chief Human Resources OfcOct 15 '25Option Exercise33.008,820291,06021,937Oct 16 08:16 PM
Devers Shannon L.EVP, Chief Human Resources OfcOct 15 '25Sale72.946,000437,65415,937Oct 16 08:16 PM
Devers Shannon L.EVP, Chief Human Resources OfcOct 16 '25Sale73.621,26392,98417,494Oct 16 08:16 PM
Birchler BrianEVP, Corp and Development OpsOct 15 '25Option Exercise53.7712,425668,09269,251Oct 16 08:15 PM
Birchler BrianEVP, Corp and Development OpsOct 14 '25Option Exercise53.7711,475617,01168,301Oct 16 08:15 PM
Birchler BrianEVP, Corp and Development OpsOct 15 '25Sale72.2312,425897,39856,826Oct 16 08:15 PM
Birchler BrianEVP, Corp and Development OpsOct 14 '25Sale72.0311,475826,58956,826Oct 16 08:15 PM
Devers Shannon L.OfficerOct 15 '25Proposed Sale75.0015,6701,175,250Oct 15 04:10 PM
PARSHALL B LYNNEDirectorOct 15 '25Proposed Sale71.745,000358,722Oct 15 04:08 PM
Birchler BrianOfficerOct 14 '25Proposed Sale72.0031,9002,296,800Oct 14 04:58 PM
Swayze EricEVP ResearchOct 06 '25Sale69.026,849472,71830,453Oct 08 06:37 PM
O'NEIL PATRICK R.EVP CLO & General CounselOct 06 '25Option Exercise52.8710,200539,27467,330Oct 08 06:37 PM
O'NEIL PATRICK R.EVP CLO & General CounselOct 06 '25Sale69.7413,441937,33853,889Oct 08 06:37 PM
Monia Brett PChief Executive OfficerOct 06 '25Sale69.2643730,268179,572Oct 08 06:36 PM
Baroldi JosephEVP, Chief Business OfficerOct 06 '25Sale69.371,625112,72530,301Oct 08 06:36 PM
Monia Brett POfficerOct 06 '25Proposed Sale69.2643730,268Oct 06 06:24 PM
Baroldi JosephOfficerOct 06 '25Proposed Sale69.371,625112,725Oct 06 06:09 PM
Swayze EricOfficerOct 06 '25Proposed Sale69.026,849472,718Oct 06 06:01 PM
WENDER JOSEPH HDirectorOct 01 '25Sale65.5016,8001,100,38592,035Oct 02 07:36 PM
Swayze EricEVP ResearchOct 01 '25Option Exercise53.7714,142760,41551,444Oct 02 07:36 PM
Swayze EricEVP ResearchOct 02 '25Option Exercise53.7712,972697,50450,274Oct 02 07:36 PM
Swayze EricEVP ResearchOct 01 '25Sale66.0914,142934,66237,302Oct 02 07:36 PM
Swayze EricEVP ResearchOct 02 '25Sale66.2312,972859,08237,302Oct 02 07:36 PM
O'NEIL PATRICK R.EVP CLO & General CounselOct 02 '25Option Exercise58.9764,6643,813,25791,591Oct 02 07:35 PM
O'NEIL PATRICK R.EVP CLO & General CounselOct 02 '25Sale67.6964,6644,377,05457,130Oct 02 07:35 PM
Baroldi JosephEVP, Chief Business OfficerOct 02 '25Option Exercise31.8015,000477,00046,926Oct 02 07:35 PM
Baroldi JosephEVP, Chief Business OfficerOct 02 '25Sale68.0115,0001,020,21031,926Oct 02 07:35 PM
O'NEIL PATRICK R.OfficerOct 02 '25Proposed Sale67.6978,1055,286,865Oct 02 06:11 PM
Baroldi JosephOfficerOct 02 '25Proposed Sale68.0115,0001,020,210Oct 02 05:43 PM
Joseph WenderDirectorOct 01 '25Proposed Sale65.8022,4001,473,920Oct 01 05:33 PM
O'NEIL PATRICK R.EVP CLO & General CounselSep 30 '25Option Exercise56.7814,827841,87771,957Oct 01 04:55 PM
O'NEIL PATRICK R.EVP CLO & General CounselSep 29 '25Option Exercise56.7810,473594,65767,603Oct 01 04:55 PM
O'NEIL PATRICK R.EVP CLO & General CounselSep 30 '25Sale64.6814,827958,97657,130Oct 01 04:55 PM
O'NEIL PATRICK R.EVP CLO & General CounselSep 29 '25Sale64.5410,473675,94557,130Oct 01 04:55 PM
Geary Richard SEVP, Chief Development OfficerSep 30 '25Option Exercise53.7757,9003,113,283137,557Oct 01 04:55 PM
Geary Richard SEVP, Chief Development OfficerSep 30 '25Sale65.2457,9003,777,66879,657Oct 01 04:55 PM
HOUGEN ELIZABETH LEVP, Finance & CFOSep 30 '25Option Exercise53.7749,8002,677,746160,300Oct 01 04:55 PM
HOUGEN ELIZABETH LEVP, Finance & CFOSep 30 '25Sale65.2649,8003,249,734110,500Oct 01 04:55 PM
Swayze EricOfficerOct 01 '25Proposed Sale66.0027,1141,789,524Oct 01 04:39 PM
Geary Richard SOfficerSep 30 '25Proposed Sale65.2457,9003,777,668Sep 30 04:49 PM
HOUGEN ELIZABETH LOfficerSep 30 '25Proposed Sale65.2649,8003,249,734Sep 30 04:39 PM
O'NEIL PATRICK R.EVP CLO & General CounselSep 12 '25Option Exercise56.781,70096,52658,830Sep 16 04:56 PM
O'NEIL PATRICK R.EVP CLO & General CounselSep 12 '25Sale64.581,700109,78757,130Sep 16 04:56 PM
Baroldi JosephEVP, Chief Business OfficerSep 09 '25Option Exercise31.8011,950380,01043,876Sep 11 05:05 PM
Baroldi JosephEVP, Chief Business OfficerSep 09 '25Sale62.1611,950742,83831,926Sep 11 05:05 PM
O'NEIL PATRICK R.EVP CLO & General CounselSep 09 '25Option Exercise60.6921,0001,274,58077,130Sep 11 05:04 PM
O'NEIL PATRICK R.EVP CLO & General CounselSep 09 '25Sale64.5621,0001,355,66157,130Sep 11 05:04 PM
Baroldi JosephEVP, Chief Business OfficerSep 05 '25Option Exercise31.802507,95032,176Sep 09 06:30 PM
Baroldi JosephEVP, Chief Business OfficerSep 05 '25Sale62.0025015,50031,926Sep 09 06:30 PM
BENNETT C FRANKEVP, Chief Scientific OfficerSep 05 '25Sale59.606,000357,58182,679Sep 09 06:30 PM
Swayze EricEVP ResearchSep 02 '25Sale49.6711,130552,86237,302Sep 04 08:41 PM
WENDER JOSEPH HDirectorSep 02 '25Sale55.8716,800938,606120,035Sep 04 08:40 PM
WENDER JOSEPH HDirectorSep 03 '25Sale60.1411,200673,549108,835Sep 04 08:40 PM
PARSHALL B LYNNEDirectorSep 02 '25Sale50.9120,0001,018,29866,344Sep 04 08:38 PM
Monia Brett PChief Executive OfficerSep 03 '25Option Exercise44.32203,8149,032,039308,324Sep 04 08:38 PM
Monia Brett PChief Executive OfficerSep 03 '25Sale60.32203,81412,294,703180,009Sep 04 08:38 PM
KLEIN JOSEPH IIIDirectorSep 03 '25Option Exercise0.0028,000028,000Sep 04 08:38 PM
KLEIN JOSEPH IIIDirectorSep 03 '25Sale60.0028,0001,680,0000Sep 04 08:38 PM
KLEIN JOSEPH IIIDirectorSep 03 '25Option Exercise0.0028,000028,000Sep 04 08:37 PM
KLEIN JOSEPH IIIDirectorSep 03 '25Sale60.0028,0001,680,0000Sep 04 08:37 PM
Geary Richard SEVP, Chief Development OfficerSep 02 '25Sale50.3710,000503,67179,657Sep 04 08:37 PM
Devers Shannon L.EVP, Chief Human Resources OfcSep 03 '25Option Exercise36.123,162114,20718,171Sep 04 08:36 PM
Devers Shannon L.EVP, Chief Human Resources OfcSep 03 '25Sale61.023,162192,94315,009Sep 04 08:36 PM
WENDER JOSEPH HDirectorSep 02 '25Sale55.8716,800938,606120,035Sep 04 08:34 PM
WENDER JOSEPH HDirectorSep 03 '25Sale60.1411,200673,549108,835Sep 04 08:34 PM
Baroldi JosephEVP, Chief Business OfficerSep 03 '25Option Exercise31.8032,8001,043,04046,926Sep 04 08:34 PM
Baroldi JosephEVP, Chief Business OfficerSep 03 '25Sale59.3432,8001,946,22016,926Sep 04 08:34 PM
O'NEIL PATRICK R.EVP CLO & General CounselSep 03 '25Option Exercise47.2376,8503,629,29671,130Sep 04 08:29 PM
O'NEIL PATRICK R.EVP CLO & General CounselSep 02 '25Option Exercise32.6013,050425,43070,180Sep 04 08:29 PM
O'NEIL PATRICK R.EVP CLO & General CounselSep 03 '25Sale60.9776,8504,685,4255,655Sep 04 08:29 PM
O'NEIL PATRICK R.EVP CLO & General CounselSep 02 '25Sale54.5113,050711,41857,130Sep 04 08:29 PM
BENNETT C FRANKEVP, Chief Scientific OfficerSep 03 '25Option Exercise53.7746,8002,516,436135,479Sep 04 08:29 PM
BENNETT C FRANKEVP, Chief Scientific OfficerSep 03 '25Sale60.6233,9092,055,564101,570Sep 04 08:29 PM
BENNETT C FRANKEVP, Chief Scientific OfficerSep 02 '25Sale49.145,000245,70088,679Sep 04 08:29 PM
LOSCALZO JOSEPHDirectorSep 03 '25Option Exercise24.4216,000390,72052,330Sep 04 08:28 PM
LOSCALZO JOSEPHDirectorSep 03 '25Sale60.1516,000962,37136,330Sep 04 08:28 PM
Schneider EugeneEVP, Chf Clinical Develop OfcrSep 03 '25Option Exercise53.7719,6581,057,01171,165Sep 04 08:28 PM
Schneider EugeneEVP, Chf Clinical Develop OfcrSep 03 '25Sale60.8119,6581,195,42151,507Sep 04 08:28 PM
LOSCALZO JOSEPHOfficerSep 03 '25Proposed Sale60.1516,000962,371Sep 03 05:31 PM
O'NEIL PATRICK R.OfficerSep 03 '25Proposed Sale61.15124,8507,634,553Sep 03 05:15 PM
BENNETT C FRANKOfficerSep 03 '25Proposed Sale60.8651,8003,152,698Sep 03 04:54 PM
Baroldi JosephOfficerSep 03 '25Proposed Sale59.0945,0002,658,996Sep 03 04:37 PM
Monia Brett POfficerSep 03 '25Proposed Sale60.01203,81412,230,307Sep 03 04:30 PM
Devers Shannon L.OfficerSep 03 '25Proposed Sale61.023,162192,958Sep 03 04:21 PM
Schneider EugeneOfficerSep 03 '25Proposed Sale60.8119,6581,195,421Sep 03 04:20 PM
Joseph WenderDirectorSep 02 '25Proposed Sale57.4933,6001,931,664Sep 02 08:31 PM
Swayze EricOfficerSep 02 '25Proposed Sale49.6711,130552,865Sep 02 05:34 PM
Geary Richard SOfficerSep 02 '25Proposed Sale50.3710,000503,671Sep 02 04:42 PM
O'NEIL PATRICK R.OfficerSep 02 '25Proposed Sale54.5113,050711,418Sep 02 04:34 PM
PARSHALL B LYNNEOfficerSep 02 '25Proposed Sale50.9120,0001,018,296Sep 02 04:13 PM
Diaz Allene M.DirectorAug 22 '25Proposed Sale42.531,42760,687Aug 29 01:03 PM
Diaz Allene M.DirectorAug 22 '25Sale42.531,42760,68718,368Aug 26 05:23 PM
BENNETT C FRANKEVP, Chief Scientific OfficerAug 18 '25Option Exercise32.6010,000326,000103,466Aug 20 06:14 PM
BENNETT C FRANKEVP, Chief Scientific OfficerAug 18 '25Sale43.9810,000439,77693,466Aug 20 06:14 PM
BENNETT C FRANKOfficerAug 18 '25Proposed Sale43.9816,000703,642Aug 18 04:26 PM
PARSHALL B LYNNEDirectorAug 06 '25Sale41.935,000209,64686,344Aug 08 06:55 PM
Geary Richard SEVP, Chief Development OfficerAug 05 '25Sale42.8610,000428,59389,492Aug 06 06:44 PM