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Last Close
Sep 12  •  04:00PM ET
63.16
Dollar change
-0.88
Percentage change
-1.37
%
Index- P/E- EPS (ttm)-1.85 Insider Own0.78% Shs Outstand159.20M Perf Week3.15%
Market Cap10.07B Forward P/E- EPS next Y-3.17 Insider Trans-33.59% Shs Float158.16M Perf Month46.54%
Enterprise Value9.75B PEG- EPS next Q-1.22 Inst Own106.69% Short Float6.64% Perf Quarter77.32%
Income-267.87M P/S10.66 EPS this Y14.31% Inst Trans0.43% Short Ratio4.31 Perf Half Y91.98%
Sales944.48M P/B15.92 EPS next Y-21.76% ROA-9.44% Short Interest10.50M Perf YTD80.66%
Book/sh3.97 P/C4.39 EPS next 5Y25.72% ROE-59.83% 52W High64.71 -2.40% Perf Year49.00%
Cash/sh14.39 P/FCF- EPS past 3/5Y-146.45% - ROIC-13.65% 52W Low23.95 163.72% Perf 3Y45.36%
Dividend Est.- EV/EBITDA- Sales past 3/5Y-4.53% -8.88% Gross Margin96.85% Volatility3.39% 3.97% Perf 5Y13.58%
Dividend TTM- EV/Sales10.32 EPS Y/Y TTM30.61% Oper. Margin-28.13% ATR (14)2.31 Perf 10Y22.05%
Dividend Ex-Date- Quick Ratio2.86 Sales Y/Y TTM16.04% Profit Margin-28.36% RSI (14)79.96 Recom1.64
Dividend Gr. 3/5Y- - Current Ratio2.87 EPS Q/Q249.25% SMA2023.17% Beta0.26 Target Price69.61
Payout- Debt/Eq3.13 Sales Q/Q100.69% SMA5037.89% Rel Volume0.58 Prev Close64.04
Employees1069 LT Debt/Eq2.11 EarningsJul 30 BMO SMA20072.70% Avg Volume2.44M Price63.16
IPOMay 17, 1991 Option/ShortYes / Yes EPS/Sales Surpr.868.39% 51.52% Trades Volume1,416,768 Change-1.37%
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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
Jun-14-24Upgrade Bernstein Underperform → Mkt Perform $44
Apr-10-24Upgrade Wolfe Research Peer Perform → Outperform $58
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Ionis Pharmaceuticals, Inc. engages in the development and commercialization of human therapeutic drugs using antisense technology. The company was founded by Stanley T. Crooke, David J. Ecker, Christopher K. Mirabelli, and Brett P. Monia on January 10, 1989 and is headquartered in Carlsbad, CA.
Insider Trading Relationship Date Transaction Cost #Shares Value ($) #Shares Total SEC Form 4
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
PARSHALL B LYNNEOfficerAug 06 '25Proposed Sale41.9310,000419,292Aug 06 04:10 PM
Schneider EugeneEVP, Chf Clinical Develop OfcrAug 04 '25Sale42.809,549408,70151,507Aug 05 05:28 PM
Geary Richard SOfficerAug 05 '25Proposed Sale42.8610,000428,593Aug 05 04:17 PM
Schneider EugeneOfficerAug 04 '25Proposed Sale42.889,549409,461Aug 04 04:02 PM
Monia Brett PChief Executive OfficerJul 30 '25Option Exercise32.602,43279,283182,252Aug 01 04:06 PM
Monia Brett PChief Executive OfficerJul 30 '25Sale45.002,432109,440179,820Aug 01 04:06 PM
Monia Brett POfficerJul 30 '25Proposed Sale45.002,432109,440Jul 30 04:53 PM
LOSCALZO JOSEPHDirectorJul 15 '25Option Exercise0.004,079036,330Jul 17 04:59 PM
YANG MICHAEL J.DirectorJul 15 '25Option Exercise0.004,07906,010Jul 17 04:54 PM
WENDER JOSEPH HDirectorJul 15 '25Option Exercise0.004,0790136,835Jul 17 04:54 PM
PARSHALL B LYNNEDirectorJul 15 '25Option Exercise0.004,079091,344Jul 17 04:54 PM
HERMAN JOAN EDirectorJul 15 '25Option Exercise0.004,079046,086Jul 17 04:54 PM
Hayden Michael RDirectorJul 15 '25Option Exercise0.004,079054,298Jul 17 04:54 PM
Diaz Allene M.DirectorJul 15 '25Option Exercise0.004,079019,795Jul 17 04:53 PM
BERTHELSEN SPENCER RDirectorJul 15 '25Option Exercise0.004,0790156,013Jul 17 04:53 PM
Monia Brett PChief Executive OfficerJul 11 '25Sale41.741,16048,416179,820Jul 15 08:54 PM
Hayden Michael RDirectorMay 01 '25Buy31.8615,000477,90050,219May 02 04:38 PM
Birchler BrianEVP, Corp and Development OpsApr 15 '25Option Exercise0.001,875057,340Apr 17 04:53 PM
Birchler BrianEVP, Corp and Development OpsApr 16 '25Sale28.3768019,29256,660Apr 17 04:53 PM
Jenne KyleEVP, Chf GL Pdt Str OfcrApr 15 '25Option Exercise0.0012,226014,215Apr 17 04:53 PM
Jenne KyleEVP, Chf GL Pdt Str OfcrApr 16 '25Sale28.363,01685,53411,199Apr 17 04:53 PM
Baroldi JosephEVP, Chief Business OfficerApr 15 '25Option Exercise0.0010,837035,854Apr 17 04:53 PM
Baroldi JosephEVP, Chief Business OfficerApr 16 '25Sale28.403,928111,55531,926Apr 17 04:53 PM
Jenne KyleOfficerApr 16 '25Proposed Sale28.363,01685,534Apr 16 05:41 PM
Birchler BrianOfficerApr 16 '25Proposed Sale28.3768019,292Apr 16 05:40 PM
Baroldi JosephOfficerApr 16 '25Proposed Sale28.403,928111,573Apr 16 05:38 PM
Monia Brett PChief Executive OfficerMar 11 '25Sale32.321404,525180,980Mar 13 04:45 PM
Monia Brett POfficerMar 11 '25Proposed Sale32.321404,525Mar 11 04:04 PM
O'NEIL PATRICK R.EVP CLO & General CounselFeb 20 '25Sale32.351,20739,04656,245Feb 24 04:55 PM
O'NEIL PATRICK R.EVP CLO & General CounselFeb 04 '25Sale31.626,165194,93957,452Feb 06 06:27 PM
Monia Brett PChief Executive OfficerFeb 04 '25Sale31.6538,8431,229,463180,683Feb 06 06:26 PM
Monia Brett POfficerFeb 04 '25Proposed Sale32.1340,0031,285,296Feb 04 04:56 PM
O'NEIL PATRICK R.OfficerFeb 04 '25Proposed Sale32.137,372236,862Feb 04 04:45 PM
Swayze EricEVP ResearchJan 31 '25Sale32.311,36744,16248,017Feb 03 07:27 PM
Schneider EugeneEVP, Chf Clinical Develop OfcrJan 31 '25Sale32.201,48447,78061,056Feb 03 07:27 PM
O'NEIL PATRICK R.EVP CLO & General CounselJan 31 '25Sale32.491,40645,68563,617Feb 03 07:27 PM
Monia Brett PChief Executive OfficerJan 31 '25Sale32.4513,242429,655219,526Feb 03 07:26 PM
HOUGEN ELIZABETH LEVP, Finance & CFOJan 31 '25Sale32.441,52349,404110,500Feb 03 07:26 PM
Geary Richard SEVP, Chief Development OfficerJan 31 '25Sale32.401,40645,56199,077Feb 03 07:26 PM
BENNETT C FRANKEVP, Chief Scientific OfficerJan 31 '25Sale32.461,32743,07993,146Feb 03 07:26 PM
Schneider EugeneOfficerJan 31 '25Proposed Sale33.001,70056,100Jan 31 05:43 PM
Geary Richard SOfficerJan 31 '25Proposed Sale35.001,91066,850Jan 31 05:41 PM
Swayze EricOfficerJan 31 '25Proposed Sale35.001,85764,995Jan 31 05:03 PM
O'NEIL PATRICK R.OfficerJan 31 '25Proposed Sale35.001,91066,850Jan 31 05:02 PM
HOUGEN ELIZABETH LOfficerJan 31 '25Proposed Sale35.002,06972,415Jan 31 05:01 PM
BENNETT C FRANKOfficerJan 31 '25Proposed Sale35.001,80363,105Jan 31 04:59 PM