We provide you with 20 years of free, institutional-grade data for IONS stock, allowing you to gain comprehensive visibility into the fundamentals of the company. This in-depth information is essential for making informed investment decisions and understanding the financial health and performance of IONS. Explore the full financial landscape of IONS stock.
Total insider purchase within 3 month on this page: $0
Total insider selling within 3 month on this page: -$25,157,573
| Name | Action | Shares | Avg Price | Amount | Reported Date |
|---|---|---|---|---|---|
| KLEIN JOSEPH III | Sale | -11,518 | $79.45 | $915,105 | 2026-07-06 |
| KLEIN JOSEPH III | Derivatives Exercise | 11,518 | 2026-07-06 | ||
| O'NEIL PATRICK R. | Sale | -3,069 | $80 | $245,520 | 2026-06-30 |
| Schneider Eugene | Sale | -26,000 | $81.05 | $2,107,196 | 2026-06-30 |
| Schneider Eugene | Derivatives Exercise | 26,000 | 2026-06-30 | ||
| Baroldi Joseph | Sale | -5,635 | $80.16 | $451,699 | 2026-06-30 |
| Baroldi Joseph | Derivatives Exercise | 5,635 | 2026-06-30 | ||
| Monia Brett P | Sale | -85,637 | $78.41 | $6,715,037 | 2026-06-26 |
| Monia Brett P | Derivatives Exercise | 85,637 | 2026-06-26 | ||
| Swayze Eric | Sale | -10,602 | $79.18 | $839,492 | 2026-06-26 |
| BERTHELSEN SPENCER R | Sale | -8,000 | $73.49 | $587,920 | 2026-06-16 |
| BERTHELSEN SPENCER R | Derivatives Exercise | 8,000 | 2026-06-16 | ||
| Kordasiewicz Holly B. | Sale | -60,846 | $73.09 | $4,447,441 | 2026-06-16 |
| Kordasiewicz Holly B. | Derivatives Exercise | 60,846 | 2026-06-16 | ||
| BERTHELSEN SPENCER R | Sale | -8,000 | $75.67 | $605,360 | 2026-06-03 |
| BERTHELSEN SPENCER R | Derivatives Exercise | 8,000 | 2026-06-03 | ||
| Monia Brett P | Sale | -4,536 | $78.01 | $353,867 | 2026-05-15 |
| Monia Brett P | Derivatives Exercise | 4,536 | 2026-05-15 | ||
| LOSCALZO JOSEPH | Sale | -77,289 | $74.9 | $5,789,132 | 2026-05-06 |
| LOSCALZO JOSEPH | Derivatives Exercise | 77,289 | 2026-05-06 | ||
| KLEIN JOSEPH III | Sale | -10,111 | $73.35 | $741,672 | 2026-05-05 |
| KLEIN JOSEPH III | Derivatives Exercise | 10,111 | 2026-05-05 | ||
| Baroldi Joseph | Sale | -1,626 | $71.79 | $116,727 | 2026-04-30 |
| Jenne Kyle | Sale | -4,902 | $75.17 | $368,488 | 2026-04-17 |
| Jenne Kyle | Derivatives Exercise | 12,226 | 2026-04-17 | ||
| Jenne Kyle | RSU | 12,226 | 2026-04-17 | ||
| Birchler Brian | Sale | -973 | $75.04 | $73,016 | 2026-04-17 |
| Birchler Brian | Derivatives Exercise | 1,875 | 2026-04-17 | ||
| Birchler Brian | RSU | 1,875 | 2026-04-17 | ||
| Baroldi Joseph | Sale | -5,619 | $74.56 | $418,953 | 2026-04-17 |
| Baroldi Joseph | Derivatives Exercise | 10,837 | 2026-04-17 | ||
| Baroldi Joseph | RSU | 10,837 | 2026-04-17 | ||
| PARSHALL B LYNNE | Sale | -5,000 | $76.19 | $380,950 | 2026-04-17 |
| KLEIN JOSEPH III | Sale | -22,321 | $75.5 | $1,685,302 | 2026-04-02 |
| KLEIN JOSEPH III | Derivatives Exercise | 22,321 | 2026-04-02 | ||
| Devers Shannon L. | Sale | -6,193 | $74.05 | $458,613 | 2026-04-02 |
| Schneider Eugene | Sale | -5,812 | $70.97 | $412,486 | 2026-03-23 |
| HOUGEN ELIZABETH L | Sale | -225,220 | $72.38 | $16,301,649 | 2026-03-18 |
| HOUGEN ELIZABETH L | Derivatives Exercise | 174,999 | 2026-03-18 | ||
| O'NEIL PATRICK R. | Sale | -10,148 | $75.25 | $763,662 | 2026-03-11 |
| Monia Brett P | Sale | -160,773 | $74.11 | $11,915,048 | 2026-03-11 |
| Monia Brett P | Derivatives Exercise | 148,454 | 2026-03-11 | ||
| Jenne Kyle | Sale | -37,277 | $75.5 | $2,814,488 | 2026-03-11 |
| Jenne Kyle | Derivatives Exercise | 37,277 | 2026-03-11 | ||
| LOSCALZO JOSEPH | Sale | -1,032 | $80.33 | $82,898 | 2026-03-05 |
| LOSCALZO JOSEPH | Derivatives Exercise | 1,032 | 2026-03-05 | ||
| KLEIN JOSEPH III | Sale | -21,332 | $79.17 | $1,688,940 | 2026-03-05 |
| KLEIN JOSEPH III | Derivatives Exercise | 16,000 | 2026-03-05 | ||
| Diaz Allene M. | Sale | -54,878 | $79.11 | $4,341,618 | 2026-03-05 |
| Diaz Allene M. | Derivatives Exercise | 40,321 | 2026-03-05 | ||
| Devers Shannon L. | Sale | -20,106 | $79.11 | $1,590,686 | 2026-03-05 |
| Devers Shannon L. | Derivatives Exercise | 20,106 | 2026-03-05 | ||
| WENDER JOSEPH H | Sale | -28,000 | $80.67 | $2,258,623 | 2025-12-03 |
| KLEIN JOSEPH III | Sale | -12,000 | $80 | $960,000 | 2025-11-28 |
| KLEIN JOSEPH III | Derivatives Exercise | 12,000 | 2025-11-28 | ||
| Devers Shannon L. | Sale | -16,777 | $80.91 | $1,357,442 | 2025-11-28 |
| Devers Shannon L. | Derivatives Exercise | 16,777 | 2025-11-28 | ||
| WENDER JOSEPH H | Derivatives Exercise | 16,000 | 2025-11-20 | ||
| HERMAN JOAN E | Sale | -44,000 | $72.13 | $3,173,830 | 2025-11-20 |
| HERMAN JOAN E | Derivatives Exercise | 44,000 | 2025-11-20 | ||
| Geary Richard S | Sale | -36,319 | $75.05 | $2,725,886 | 2025-11-07 |
| Geary Richard S | Derivatives Exercise | 36,319 | 2025-11-07 | ||
| Birchler Brian | Sale | -8,000 | $76.17 | $609,379 | 2025-11-07 |
| Geary Richard S | Sale | -90,929 | $75.11 | $6,829,523 | 2025-11-03 |
| Geary Richard S | Derivatives Exercise | 70,929 | 2025-11-03 | ||
| WENDER JOSEPH H | Sale | -28,000 | $72.19 | $2,021,320 | 2025-11-03 |
| LOSCALZO JOSEPH | Sale | -16,000 | $75.1 | $1,201,669 | 2025-11-03 |
| LOSCALZO JOSEPH | Derivatives Exercise | 16,000 | 2025-11-03 | ||
| PARSHALL B LYNNE | Sale | -5,000 | $71.74 | $358,722 | 2025-10-16 |
| Devers Shannon L. | RSU | 2,820 | 2025-10-16 | ||
| Devers Shannon L. | Sale | -7,263 | $72.94 | $529,780 | 2025-10-16 |
| Devers Shannon L. | Derivatives Exercise | 8,820 | 2025-10-16 | ||
| Birchler Brian | Sale | -23,900 | $72.03 | $1,721,610 | 2025-10-16 |
| Birchler Brian | Derivatives Exercise | 23,900 | 2025-10-16 | ||
| Swayze Eric | Sale | -53 | $73.62 | $3,902 | 2025-10-16 |
| Swayze Eric | Derivatives Exercise | 125 | 2025-10-16 | ||
| Swayze Eric | RSU | 125 | 2025-10-16 | ||
| Baroldi Joseph | Sale | -1,625 | $69.37 | $112,725 | 2025-10-08 |
| O'NEIL PATRICK R. | Sale | -13,441 | $69.89 | $939,354 | 2025-10-08 |
| O'NEIL PATRICK R. | Derivatives Exercise | 10,200 | 2025-10-08 | ||
| Monia Brett P | Sale | -437 | $69.26 | $30,268 | 2025-10-08 |
| Swayze Eric | Sale | -6,849 | $69.02 | $472,718 | 2025-10-08 |
| WENDER JOSEPH H | Sale | -16,800 | $65.5 | $1,100,385 | 2025-10-02 |
| O'NEIL PATRICK R. | Sale | -64,664 | $67.69 | $4,377,054 | 2025-10-02 |
| O'NEIL PATRICK R. | Derivatives Exercise | 64,664 | 2025-10-02 | ||
| Baroldi Joseph | Sale | -15,000 | $68.01 | $1,020,210 | 2025-10-02 |
| Baroldi Joseph | Derivatives Exercise | 15,000 | 2025-10-02 | ||
| Swayze Eric | Sale | -27,114 | $66.09 | $1,791,997 | 2025-10-02 |
| Swayze Eric | Derivatives Exercise | 27,114 | 2025-10-02 | ||
| O'NEIL PATRICK R. | Sale | -25,300 | $64.54 | $1,632,905 | 2025-10-01 |
| O'NEIL PATRICK R. | Derivatives Exercise | 25,300 | 2025-10-01 | ||
| Geary Richard S | Sale | -57,900 | $65.24 | $3,777,668 | 2025-10-01 |
| Geary Richard S | Derivatives Exercise | 57,900 | 2025-10-01 | ||
| HOUGEN ELIZABETH L | Sale | -49,800 | $65.26 | $3,249,734 | 2025-10-01 |
| HOUGEN ELIZABETH L | Derivatives Exercise | 49,800 | 2025-10-01 | ||
| O'NEIL PATRICK R. | Sale | -1,700 | $64.58 | $109,787 | 2025-09-16 |
| O'NEIL PATRICK R. | Derivatives Exercise | 1,700 | 2025-09-16 | ||
| Baroldi Joseph | Sale | -11,950 | $62.16 | $742,838 | 2025-09-11 |
| Baroldi Joseph | Derivatives Exercise | 11,950 | 2025-09-11 | ||
| O'NEIL PATRICK R. | Sale | -21,000 | $64.56 | $1,355,661 | 2025-09-11 |
| O'NEIL PATRICK R. | Derivatives Exercise | 21,000 | 2025-09-11 | ||
| Baroldi Joseph | Sale | -250 | $62 | $15,500 | 2025-09-09 |
| Baroldi Joseph | Derivatives Exercise | 250 | 2025-09-09 | ||
| BENNETT C FRANK | Sale | -6,000 | $59.6 | $357,581 | 2025-09-09 |
| PARSHALL B LYNNE | Sale | -20,000 | $50.42 | $1,008,400 | 2025-09-04 |
The information provided in this report about IONS stock is taken from www.sec.gov and many other data providers. While we have conducted our best efforts to ensure that the parsed data is accurate, we cannot guarantee its accuracy. Please use caution and understand that any consequences of its use are your own responsibility.
Ionis Pharmaceuticals, Inc(NASDAQ:IONS) 
Ionis Pharmaceuticals, Inc. discovers and develops RNA-targeted therapeutics in the United States. The company offers SPINRAZA for spinal muscular atrophy (SMA) in pediatric and adult patients; TEGSEDI, an injection for the treatment of polyneuropathy of hereditary transthyretin-mediated amyloidosis...
Website: http://www.ionispharma.com
Founded: 1989
Full Time Employees: 817
Sector: Healthcare
Industry: Biotechnology