IONS
Ionis Pharmaceuticals Inc
NASDAQ: IONS · HEALTHCARE · BIOTECHNOLOGY
$74.76
-0.09% today
Updated 2026-04-30
Market cap
$11.85B
P/E ratio
—
P/S ratio
12.56x
EPS (TTM)
$-2.38
Dividend yield
—
52W range
$30 – $87
Volume
2.2M
Ionis Pharmaceuticals Inc (IONS) Insider transactions
Net insider activity
Net selling (673,747 shares)
Buy transactions
31
Sell transactions
69
All transactions
| Date | Insider | Title | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-04-16 | JENNE, KYLE | EVP, Chf GL Pdt Str Ofcr | Sale | 4,902 | $75.17 | $368488.24 |
| 2026-04-16 | BIRCHLER, BRIAN | EVP, Corp and Development Ops | Sale | 973 | $75.04 | $73015.87 |
| 2026-04-16 | BAROLDI, JOSEPH | EVP, Chief Business Officer | Sale | 5,619 | $74.56 | $418952.64 |
| 2026-04-15 | PARSHALL, B LYNNE | Director | Sale | 4,466 | $76.19 | $340264.54 |
| 2026-04-15 | PARSHALL, B LYNNE | Director | Sale | 534 | $76.97 | $41101.98 |
| 2026-04-15 | JENNE, KYLE | EVP, Chf GL Pdt Str Ofcr | Sale | 12,226 | — | — |
| 2026-04-15 | JENNE, KYLE | EVP, Chf GL Pdt Str Ofcr | Buy | 12,226 | — | — |
| 2026-04-15 | BIRCHLER, BRIAN | EVP, Corp and Development Ops | Sale | 1,875 | — | — |
| 2026-04-15 | BIRCHLER, BRIAN | EVP, Corp and Development Ops | Buy | 1,875 | — | — |
| 2026-04-15 | BAROLDI, JOSEPH | EVP, Chief Business Officer | Sale | 10,837 | — | — |
| 2026-04-15 | BAROLDI, JOSEPH | EVP, Chief Business Officer | Buy | 10,837 | — | — |
| 2026-04-02 | DEVERS, SHANNON L. | EVP, Chief Human Resources Ofc | Sale | 6,193 | $74.05 | $458613.33 |
| 2026-04-01 | KLEIN, JOSEPH III | Director | Sale | 12,000 | — | — |
| 2026-04-01 | KLEIN, JOSEPH III | Director | Sale | 10,321 | — | — |
| 2026-04-01 | KLEIN, JOSEPH III | Director | Sale | 20,105 | $75.50 | $1.52M |
| 2026-04-01 | KLEIN, JOSEPH III | Director | Buy | 12,000 | $38.06 | $456720.00 |
| 2026-04-01 | KLEIN, JOSEPH III | Director | Buy | 10,321 | $41.08 | $423986.68 |
| 2026-04-01 | KLEIN, JOSEPH III | Director | Sale | 2,216 | $75.95 | $168314.06 |
| 2026-03-19 | SCHNEIDER, EUGENE | EVP, Chf Clinical Develop Ofcr | Sale | 5,812 | $70.97 | $412486.36 |
| 2026-03-17 | HOUGEN, ELIZABETH L | EVP, Finance & CFO | Sale | 10,172 | $73.21 | $744661.60 |
| 2026-03-16 | HOUGEN, ELIZABETH L | EVP, Finance & CFO | Sale | 61,041 | — | — |
| 2026-03-16 | HOUGEN, ELIZABETH L | EVP, Finance & CFO | Sale | 60,299 | — | — |
| 2026-03-16 | HOUGEN, ELIZABETH L | EVP, Finance & CFO | Sale | 33,118 | — | — |
| 2026-03-16 | HOUGEN, ELIZABETH L | EVP, Finance & CFO | Sale | 20,541 | — | — |
| 2026-03-16 | HOUGEN, ELIZABETH L | EVP, Finance & CFO | Sale | 205,608 | $72.38 | $14.88M |
| 2026-03-16 | HOUGEN, ELIZABETH L | EVP, Finance & CFO | Buy | 61,041 | $56.78 | $3.47M |
| 2026-03-16 | HOUGEN, ELIZABETH L | EVP, Finance & CFO | Buy | 60,299 | $60.89 | $3.67M |
| 2026-03-16 | HOUGEN, ELIZABETH L | EVP, Finance & CFO | Buy | 33,118 | $32.60 | $1.08M |
| 2026-03-16 | HOUGEN, ELIZABETH L | EVP, Finance & CFO | Buy | 20,541 | $37.58 | $771930.78 |
| 2026-03-16 | HOUGEN, ELIZABETH L | EVP, Finance & CFO | Sale | 9,440 | $72.77 | $686901.60 |
| 2026-03-10 | MONIA, BRETT P | Director, Chief Executive Officer | Sale | 34,103 | — | — |
| 2026-03-10 | MONIA, BRETT P | Director, Chief Executive Officer | Buy | 34,103 | $60.89 | $2.08M |
| 2026-03-10 | MONIA, BRETT P | Director, Chief Executive Officer | Sale | 17,591 | $76.34 | $1.34M |
| 2026-03-10 | MONIA, BRETT P | Director, Chief Executive Officer | Sale | 16,512 | $75.47 | $1.25M |
| 2026-03-10 | JENNE, KYLE | EVP, Chf GL Pdt Str Ofcr | Sale | 32,602 | — | — |
| 2026-03-10 | JENNE, KYLE | EVP, Chf GL Pdt Str Ofcr | Sale | 4,675 | — | — |
| 2026-03-10 | JENNE, KYLE | EVP, Chf GL Pdt Str Ofcr | Buy | 32,602 | $46.10 | $1.50M |
| 2026-03-10 | JENNE, KYLE | EVP, Chf GL Pdt Str Ofcr | Sale | 21,191 | $75.50 | $1.60M |
| 2026-03-10 | JENNE, KYLE | EVP, Chf GL Pdt Str Ofcr | Sale | 16,086 | $76.30 | $1.23M |
| 2026-03-10 | JENNE, KYLE | EVP, Chf GL Pdt Str Ofcr | Buy | 4,675 | $34.69 | $162175.75 |
| 2026-03-09 | O'NEIL, PATRICK R. | EVP CLO & General Counsel | Sale | 10,148 | $75.25 | $763662.37 |
| 2026-03-09 | MONIA, BRETT P | Director, Chief Executive Officer | Sale | 73,529 | — | — |
| 2026-03-09 | MONIA, BRETT P | Director, Chief Executive Officer | Sale | 40,822 | — | — |
| 2026-03-09 | MONIA, BRETT P | Director, Chief Executive Officer | Sale | 117,604 | $75.26 | $8.85M |
| 2026-03-09 | MONIA, BRETT P | Director, Chief Executive Officer | Buy | 73,529 | $60.89 | $4.48M |
| 2026-03-09 | MONIA, BRETT P | Director, Chief Executive Officer | Buy | 40,822 | $60.89 | $2.49M |
| 2026-03-09 | MONIA, BRETT P | Director, Chief Executive Officer | Sale | 7,382 | $74.11 | $547087.40 |
| 2026-03-09 | MONIA, BRETT P | Director, Chief Executive Officer | Sale | 1,684 | $75.58 | $127281.77 |
| 2026-03-04 | LOSCALZO, JOSEPH | Director | Sale | 200 | — | — |
| 2026-03-04 | LOSCALZO, JOSEPH | Director | Buy | 200 | $38.06 | $7612.00 |
| 2026-03-04 | BAROLDI, JOSEPH | EVP, Chief Business Officer | Sale | 238 | — | — |
| 2026-03-04 | BAROLDI, JOSEPH | EVP, Chief Business Officer | Sale | 201 | — | — |
| 2026-03-04 | BAROLDI, JOSEPH | EVP, Chief Business Officer | Sale | 238 | $80.00 | $19040.00 |
| 2026-03-04 | BAROLDI, JOSEPH | EVP, Chief Business Officer | Buy | 201 | $32.60 | $6552.60 |
| 2026-03-03 | LOSCALZO, JOSEPH | Director | Sale | 832 | — | — |
| 2026-03-03 | LOSCALZO, JOSEPH | Director | Sale | 832 | $80.33 | $66832.81 |
| 2026-03-03 | KLEIN, JOSEPH III | Director | Sale | 12,000 | — | — |
| 2026-03-03 | KLEIN, JOSEPH III | Director | Sale | 4,000 | — | — |
| 2026-03-03 | KLEIN, JOSEPH III | Director | Sale | 13,526 | $79.17 | $1.07M |
| 2026-03-03 | KLEIN, JOSEPH III | Director | Buy | 12,000 | $40.05 | $480600.00 |
| 2026-03-03 | KLEIN, JOSEPH III | Director | Sale | 6,794 | $80.00 | $543486.03 |
| 2026-03-03 | KLEIN, JOSEPH III | Director | Buy | 4,000 | $42.88 | $171520.00 |
| 2026-03-03 | KLEIN, JOSEPH III | Director | Sale | 1,012 | $80.82 | $81787.82 |
| 2026-03-03 | DIAZ, ALLENE M. | Director | Sale | 18,000 | — | — |
| 2026-03-03 | DIAZ, ALLENE M. | Director | Sale | 12,000 | — | — |
| 2026-03-03 | DIAZ, ALLENE M. | Director | Sale | 10,321 | — | — |
| 2026-03-03 | DIAZ, ALLENE M. | Director | Sale | 39,265 | $79.11 | $3.11M |
| 2026-03-03 | DIAZ, ALLENE M. | Director | Buy | 18,000 | $40.05 | $720900.00 |
| 2026-03-03 | DIAZ, ALLENE M. | Director | Sale | 14,608 | $79.88 | $1.17M |
| 2026-03-03 | DIAZ, ALLENE M. | Director | Buy | 12,000 | $38.06 | $456720.00 |
| 2026-03-03 | DIAZ, ALLENE M. | Director | Buy | 10,321 | $41.08 | $423986.68 |
| 2026-03-03 | DIAZ, ALLENE M. | Director | Sale | 1,005 | $80.80 | $81203.00 |
| 2026-03-03 | DEVERS, SHANNON L. | EVP, Chief Human Resources Ofc | Sale | 6,951 | — | — |
| 2026-03-03 | DEVERS, SHANNON L. | EVP, Chief Human Resources Ofc | Sale | 5,500 | — | — |
| 2026-03-03 | DEVERS, SHANNON L. | EVP, Chief Human Resources Ofc | Sale | 3,760 | — | — |
| 2026-03-03 | DEVERS, SHANNON L. | EVP, Chief Human Resources Ofc | Sale | 3,510 | — | — |
| 2026-03-03 | DEVERS, SHANNON L. | EVP, Chief Human Resources Ofc | Sale | 385 | — | — |
| 2026-03-03 | DEVERS, SHANNON L. | EVP, Chief Human Resources Ofc | Sale | 14,321 | $79.12 | $1.13M |
| 2026-03-03 | DEVERS, SHANNON L. | EVP, Chief Human Resources Ofc | Buy | 6,951 | $32.60 | $226602.60 |
| 2026-03-03 | DEVERS, SHANNON L. | EVP, Chief Human Resources Ofc | Buy | 5,500 | $34.69 | $190795.00 |
| 2026-03-03 | DEVERS, SHANNON L. | EVP, Chief Human Resources Ofc | Sale | 5,030 | $80.00 | $402394.97 |
| 2026-03-03 | DEVERS, SHANNON L. | EVP, Chief Human Resources Ofc | Buy | 3,760 | $40.85 | $153596.00 |
| 2026-03-03 | DEVERS, SHANNON L. | EVP, Chief Human Resources Ofc | Buy | 3,510 | $37.58 | $131905.80 |
| 2026-03-03 | DEVERS, SHANNON L. | EVP, Chief Human Resources Ofc | Sale | 755 | $80.84 | $61031.94 |
| 2026-03-03 | DEVERS, SHANNON L. | EVP, Chief Human Resources Ofc | Buy | 385 | $52.87 | $20354.95 |
| 2026-03-03 | BENNETT, C FRANK | EVP, Chief Scientific Officer | Sale | 48,626 | — | — |
| 2026-03-03 | BENNETT, C FRANK | EVP, Chief Scientific Officer | Sale | 16,463 | — | — |
| 2026-03-03 | BENNETT, C FRANK | EVP, Chief Scientific Officer | Sale | 71,600 | $79.10 | $5.66M |
| 2026-03-03 | BENNETT, C FRANK | EVP, Chief Scientific Officer | Buy | 48,626 | $60.89 | $2.96M |
| 2026-03-03 | BENNETT, C FRANK | EVP, Chief Scientific Officer | Buy | 16,463 | $32.60 | $536693.80 |
| 2026-03-03 | BENNETT, C FRANK | EVP, Chief Scientific Officer | Sale | 12,687 | $79.88 | $1.01M |
| 2026-03-03 | BENNETT, C FRANK | EVP, Chief Scientific Officer | Sale | 802 | $80.76 | $64771.12 |
| 2026-03-03 | BAROLDI, JOSEPH | EVP, Chief Business Officer | Sale | 879 | — | — |
| 2026-03-03 | BAROLDI, JOSEPH | EVP, Chief Business Officer | Sale | 820 | — | — |
| 2026-03-03 | BAROLDI, JOSEPH | EVP, Chief Business Officer | Sale | 4,096 | $79.36 | $325058.56 |
| 2026-03-03 | BAROLDI, JOSEPH | EVP, Chief Business Officer | Sale | 2,088 | $80.41 | $167891.70 |
| 2026-03-03 | BAROLDI, JOSEPH | EVP, Chief Business Officer | Buy | 879 | $32.60 | $28655.40 |
| 2026-03-03 | BAROLDI, JOSEPH | EVP, Chief Business Officer | Buy | 820 | $56.78 | $46559.60 |
| 2026-03-03 | BAROLDI, JOSEPH | EVP, Chief Business Officer | Sale | 36 | $81.01 | $2916.36 |
| 2026-02-27 | SWAYZE, ERIC | EVP Research | Buy | 256 | $48.87 | $12509.82 |