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Ionis Pharmaceuticals (IONS) SEC Filings & 10K Form

Ionis Pharmaceuticals logo
$32.78 +1.07 (+3.37%)
Closing price 05/2/2025 04:00 PM Eastern
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Recent Ionis Pharmaceuticals SEC Filings

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DateFilerForm TypeView
04/30/2025
10:15 AM		Ionis Pharmaceuticals (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
04/25/2025
3:26 PM		Ionis Pharmaceuticals (Filer)
Form DEFA14A
04/25/2025
3:27 PM		Ionis Pharmaceuticals (Filer)
Form ARS
04/17/2025
3:53 PM		Baroldi Joseph (Reporting)
Ionis Pharmaceuticals (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
04/17/2025
3:53 PM		Ionis Pharmaceuticals (Issuer)
Jenne Kyle (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
04/17/2025
3:53 PM		Birchler Brian (Reporting)
Ionis Pharmaceuticals (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
04/17/2025
8:35 AM		BlackRock, Inc. (Filed by)
Ionis Pharmaceuticals (Subject)
Form SCHEDULE 13G/A
04/16/2025
4:38 PM		Baroldi Joseph (Reporting)
Ionis Pharmaceuticals (Subject)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
04/16/2025
4:40 PM		Birchler Brian (Reporting)
Ionis Pharmaceuticals (Subject)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
04/16/2025
4:41 PM		Ionis Pharmaceuticals (Subject)
Jenne Kyle (Reporting)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
03/13/2025
3:45 PM		Ionis Pharmaceuticals (Issuer)
Monia Brett P (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
03/04/2025
4:16 PM		BENNETT C FRANK (Reporting)
Ionis Pharmaceuticals (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
03/04/2025
4:16 PM		Birchler Brian (Reporting)
Ionis Pharmaceuticals (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
03/04/2025
4:16 PM		Geary Richard S (Reporting)
Ionis Pharmaceuticals (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
03/04/2025
4:16 PM		Ionis Pharmaceuticals (Issuer)
Monia Brett P (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
03/04/2025
4:16 PM		Ionis Pharmaceuticals (Issuer)
O'NEIL PATRICK R. (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
03/04/2025
4:17 PM		Ionis Pharmaceuticals (Issuer)
Swayze Eric (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
02/19/2025
3:06 PM		Ionis Pharmaceuticals (Filer)
Form 10-K
Annual report pursuant to Section 13 or 15(d)  
02/19/2025
10:15 AM		Ionis Pharmaceuticals (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
02/13/2025
3:53 PM		Capital World Investors (Filed by)
Ionis Pharmaceuticals (Subject)
Form SCHEDULE 13G
02/07/2025
10:55 AM		Ionis Pharmaceuticals (Subject)
T. Rowe Price Investment Management, Inc. (Filed by)
Form SCHEDULE 13G/A
02/06/2025
5:26 PM		Ionis Pharmaceuticals (Issuer)
Monia Brett P (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
02/06/2025
5:27 PM		Ionis Pharmaceuticals (Issuer)
O'NEIL PATRICK R. (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
02/04/2025
3:56 PM		Ionis Pharmaceuticals (Subject)
Monia Brett P (Reporting)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
02/03/2025
6:26 PM		BENNETT C FRANK (Reporting)
Ionis Pharmaceuticals (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
02/03/2025
6:26 PM		Geary Richard S (Reporting)
Ionis Pharmaceuticals (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
02/03/2025
6:26 PM		HOUGEN ELIZABETH L (Reporting)
Ionis Pharmaceuticals (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
02/03/2025
6:26 PM		Ionis Pharmaceuticals (Issuer)
Monia Brett P (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
02/03/2025
6:27 PM		Ionis Pharmaceuticals (Issuer)
O'NEIL PATRICK R. (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
02/03/2025
6:27 PM		Ionis Pharmaceuticals (Issuer)
Schneider Eugene (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
02/03/2025
6:27 PM		Ionis Pharmaceuticals (Issuer)
Swayze Eric (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
01/31/2025
4:43 PM		Ionis Pharmaceuticals (Subject)
Schneider Eugene (Reporting)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
01/31/2025
4:41 PM		Geary Richard S (Reporting)
Ionis Pharmaceuticals (Subject)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
01/31/2025
4:01 PM		HOUGEN ELIZABETH L (Reporting)
Ionis Pharmaceuticals (Subject)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
01/31/2025
4:02 PM		Ionis Pharmaceuticals (Subject)
O'NEIL PATRICK R. (Reporting)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
01/31/2025
4:03 PM		Ionis Pharmaceuticals (Subject)
Swayze Eric (Reporting)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
01/31/2025
3:58 PM		Ionis Pharmaceuticals (Subject)
Monia Brett P (Reporting)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
01/31/2025
3:59 PM		BENNETT C FRANK (Reporting)
Ionis Pharmaceuticals (Subject)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
01/17/2025
6:40 PM		Baroldi Joseph (Reporting)
Ionis Pharmaceuticals (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
01/17/2025
6:40 PM		BENNETT C FRANK (Reporting)
Ionis Pharmaceuticals (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
01/17/2025
6:40 PM		Birchler Brian (Reporting)
Ionis Pharmaceuticals (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
Virtually Limitless Energy? (Ad)

A radical energy breakthrough could change everything. Scientists at MIT and a stealth startup may have discovered a new form of power—what some are calling “Helios” technology. It’s not solar, wind, or even nuclear fission. In fact, it could yield more energy than oil, gas, and coal combined—without harmful byproducts. This obscure company could be at the center of the next trillion-dollar energy revolution.

One company’s discovery could change power forever
01/17/2025
6:40 PM		Devers Shannon L. (Reporting)
Ionis Pharmaceuticals (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
01/17/2025
6:40 PM		Geary Richard S (Reporting)
Ionis Pharmaceuticals (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
01/17/2025
6:40 PM		HOUGEN ELIZABETH L (Reporting)
Ionis Pharmaceuticals (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
01/17/2025
6:40 PM		Ionis Pharmaceuticals (Issuer)
Jenne Kyle (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
01/17/2025
6:41 PM		Ionis Pharmaceuticals (Issuer)
Monia Brett P (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
01/17/2025
6:41 PM		Ionis Pharmaceuticals (Issuer)
O'NEIL PATRICK R. (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
01/17/2025
6:41 PM		Ionis Pharmaceuticals (Issuer)
Schneider Eugene (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
01/17/2025
6:41 PM		Ionis Pharmaceuticals (Issuer)
Swayze Eric (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
01/17/2025
6:41 PM		Ionis Pharmaceuticals (Issuer)
YANG MICHAEL J. (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
01/16/2025
6:31 PM		Ionis Pharmaceuticals (Subject)
Swayze Eric (Reporting)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
01/16/2025
6:18 PM		Baroldi Joseph (Reporting)
Ionis Pharmaceuticals (Subject)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
01/16/2025
6:19 PM		BENNETT C FRANK (Reporting)
Ionis Pharmaceuticals (Subject)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
01/16/2025
6:21 PM		Birchler Brian (Reporting)
Ionis Pharmaceuticals (Subject)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
01/16/2025
6:22 PM		Devers Shannon L. (Reporting)
Ionis Pharmaceuticals (Subject)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
01/16/2025
6:23 PM		Geary Richard S (Reporting)
Ionis Pharmaceuticals (Subject)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
01/16/2025
6:25 PM		HOUGEN ELIZABETH L (Reporting)
Ionis Pharmaceuticals (Subject)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
01/16/2025
6:28 PM		Ionis Pharmaceuticals (Subject)
Monia Brett P (Reporting)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
01/16/2025
6:29 PM		Ionis Pharmaceuticals (Subject)
O'NEIL PATRICK R. (Reporting)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
01/16/2025
6:30 PM		Ionis Pharmaceuticals (Subject)
Schneider Eugene (Reporting)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
01/08/2025
10:29 AM		Ionis Pharmaceuticals (Subject)
VANGUARD GROUP INC (Filed by)
Form SCHEDULE 13G/A
01/06/2025
3:52 PM		Baroldi Joseph (Reporting)
Ionis Pharmaceuticals (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
01/06/2025
3:52 PM		BENNETT C FRANK (Reporting)
Ionis Pharmaceuticals (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
01/06/2025
3:52 PM		Birchler Brian (Reporting)
Ionis Pharmaceuticals (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
01/06/2025
3:52 PM		Devers Shannon L. (Reporting)
Ionis Pharmaceuticals (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
12/26/2024
3:57 PM		Hayden Michael R (Reporting)
Ionis Pharmaceuticals (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
12/20/2024
1:28 PM		Ionis Pharmaceuticals (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
11/14/2024
7:34 PM		BB BIOTECH AG (Filed by)
Ionis Pharmaceuticals (Subject)
Form SC 13G/A
11/13/2024
7:55 AM		Ionis Pharmaceuticals (Subject)
Monia Brett P (Reporting)
Form 144/A
11/08/2024
9:52 AM		Ionis Pharmaceuticals (Subject)
WELLINGTON MANAGEMENT GROUP LLP (Filed by)
Form SC 13G
11/06/2024
3:06 PM		Ionis Pharmaceuticals (Filer)
Form 10-Q
General form for quarterly reports under Section 13 or 15(d)  
11/06/2024
10:15 AM		Ionis Pharmaceuticals (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
10/17/2024
5:39 PM		Devers Shannon L. (Reporting)
Ionis Pharmaceuticals (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
10/17/2024
5:42 PM		Ionis Pharmaceuticals (Issuer)
Swayze Eric (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
10/01/2024
5:01 PM		Devers Shannon L. (Reporting)
Ionis Pharmaceuticals (Issuer)
Form 3
Initial statement of beneficial ownership of securities  
10/01/2024
5:01 PM		Devers Shannon L. (Reporting)
Ionis Pharmaceuticals (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
09/10/2024
4:19 PM		Ionis Pharmaceuticals (Filer)
Form 424B5
09/09/2024
3:33 PM		Ionis Pharmaceuticals (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
09/09/2024
3:23 PM		Ionis Pharmaceuticals (Filer)
Form 424B5
09/04/2024
8:43 PM		Ionis Pharmaceuticals (Issuer)
Monia Brett P (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
09/04/2024
8:43 PM		Ionis Pharmaceuticals (Issuer)
O'NEIL PATRICK R. (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
09/04/2024
8:51 PM		Ionis Pharmaceuticals (Issuer)
Swayze Eric (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
09/04/2024
8:23 PM		Ionis Pharmaceuticals (Subject)
Monia Brett P (Reporting)
Form 144/A
09/04/2024
8:24 PM		Ionis Pharmaceuticals (Subject)
O'NEIL PATRICK R. (Reporting)
Form 144/A
09/04/2024
8:25 PM		HOUGEN ELIZABETH L (Reporting)
Ionis Pharmaceuticals (Subject)
Form 144/A
09/04/2024
8:27 PM		BENNETT C FRANK (Reporting)
Ionis Pharmaceuticals (Subject)
Form 144/A
09/04/2024
8:29 PM		Cadoret-Manier Onaiza (Reporting)
Ionis Pharmaceuticals (Subject)
Form 144/A
09/04/2024
8:33 PM		Geary Richard S (Reporting)
Ionis Pharmaceuticals (Issuer)
Form 4/A
09/04/2024
8:33 PM		Ionis Pharmaceuticals (Subject)
Monia Brett P (Reporting)
Form 144/A
09/04/2024
8:40 PM		BENNETT C FRANK (Reporting)
Ionis Pharmaceuticals (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
09/04/2024
8:40 PM		Birchler Brian (Reporting)
Ionis Pharmaceuticals (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
Virtually Limitless Energy? (Ad)

A radical energy breakthrough could change everything. Scientists at MIT and a stealth startup may have discovered a new form of power—what some are calling “Helios” technology. It’s not solar, wind, or even nuclear fission. In fact, it could yield more energy than oil, gas, and coal combined—without harmful byproducts. This obscure company could be at the center of the next trillion-dollar energy revolution.

One company’s discovery could change power forever
09/04/2024
8:41 PM		Geary Richard S (Reporting)
Ionis Pharmaceuticals (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
09/04/2024
8:19 PM		Ionis Pharmaceuticals (Subject)
Swayze Eric (Reporting)
Form 144/A
09/04/2024
8:20 PM		Ionis Pharmaceuticals (Subject)
Schneider Eugene (Reporting)
Form 144/A
09/04/2024
8:21 PM		Geary Richard S (Reporting)
Ionis Pharmaceuticals (Subject)
Form 144/A
09/04/2024
8:02 PM		Ionis Pharmaceuticals (Issuer)
Swayze Eric (Reporting)
Form 4/A
09/04/2024
8:06 PM		Ionis Pharmaceuticals (Issuer)
Schneider Eugene (Reporting)
Form 4/A
09/04/2024
8:11 PM		Ionis Pharmaceuticals (Issuer)
O'NEIL PATRICK R. (Reporting)
Form 4/A
09/04/2024
8:13 PM		HOUGEN ELIZABETH L (Reporting)
Ionis Pharmaceuticals (Issuer)
Form 4/A
09/04/2024
7:51 PM		Ionis Pharmaceuticals (Issuer)
Monia Brett P (Reporting)
Form 4/A
(Data available from 1/1/2016 forward)


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This page (NASDAQ:IONS) was last updated on 5/3/2025 by MarketBeat.com Staff
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