Shannon L. Devers
Insider
First SEC filing: Oct. 1, 2024 · Latest: April 2, 2026
Insider at
Insider transactions
0 buys (P)
14 sells (S)
Net: $-8,661,485
Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| April 2, 2026 | IONS | S 10b5-1 | 6,193 | $74.05 | $458,592 | 16,348 Direct | -27.47% | Disposed | -41.2% (price as of 2026-10-02) |
| March 3, 2026 | IONS | M | 385 | · | · | 8,877 Direct | -4.16% | Disposed | (price as of 2026-10-02) |
| March 3, 2026 | IONS | M | 3,760 | · | · | 11,280 Direct | -25.00% | Disposed | (price as of 2026-10-02) |
| March 3, 2026 | IONS | M | 3,510 | · | · | 5,744 Direct | -37.93% | Disposed | (price as of 2026-10-02) |
| March 3, 2026 | IONS | M | 5,500 | · | · | 16,500 Direct | -25.00% | Disposed | (price as of 2026-10-02) |
| March 3, 2026 | IONS | M | 6,951 | · | · | 928 Direct | -88.22% | Disposed | (price as of 2026-10-02) |
| March 3, 2026 | IONS | S 10b5-1 | 755 | $80.84 | $61,034 | 22,541 Direct | -3.24% | Disposed | -46.1% (price as of 2026-10-02) |
| March 3, 2026 | IONS | S 10b5-1 | 5,030 | $80.00 | $402,400 | 23,296 Direct | -17.76% | Disposed | -45.6% (price as of 2026-10-02) |
| March 3, 2026 | IONS | S 10b5-1 | 14,321 | $79.11 | $1,132,934 | 28,326 Direct | -33.58% | Disposed | -45.0% (price as of 2026-10-02) |
| March 3, 2026 | IONS | M | 385 | $52.87 | $20,355 | 42,647 Direct | +0.91% | Acquired | -17.6% (price as of 2026-10-02) |
| March 3, 2026 | IONS | M | 6,951 | $32.60 | $226,603 | 42,262 Direct | +19.69% | Acquired | 33.6% (price as of 2026-10-02) |
| March 3, 2026 | IONS | M | 5,500 | $34.69 | $190,795 | 35,311 Direct | +18.45% | Acquired | 25.5% (price as of 2026-10-02) |
| March 3, 2026 | IONS | M | 3,760 | $40.85 | $153,596 | 29,811 Direct | +14.43% | Acquired | 6.6% (price as of 2026-10-02) |
| March 3, 2026 | IONS | M | 3,510 | $37.58 | $131,906 | 26,051 Direct | +15.57% | Acquired | 15.9% (price as of 2026-10-02) |
| Jan. 22, 2026 | IONS | S 10b5-1 | 3,977 | $81.34 | $323,489 | 22,541 Direct | -15.00% | Disposed | -46.5% (price as of 2026-10-02) |
| Jan. 16, 2026 | IONS | S | 8,353 | $75.95 | $634,410 | 26,518 Direct | -23.95% | Disposed | -42.7% (price as of 2026-10-02) |
| Jan. 15, 2026 | IONS | A | 9,675 | · | · | 52,704 Direct | +22.48% | Acquired | (price as of 2026-10-02) |
| Jan. 15, 2026 | IONS | M | 17,377 | · | · | 43,029 Direct | -28.77% | Disposed | (price as of 2026-10-02) |
| Jan. 15, 2026 | IONS | A | 25,800 | · | · | 47,800 Direct | +117.27% | Acquired | (price as of 2026-10-02) |
| Jan. 15, 2026 | IONS | M | 17,377 | · | · | 34,871 Direct | +99.33% | Acquired | (price as of 2026-10-02) |
| Jan. 7, 2026 | IONS | M | 25,545 | · | · | 2,971 Direct | -89.58% | Disposed | (price as of 2026-10-02) |
| Jan. 7, 2026 | IONS | M | 9,264 | · | · | 9,262 Direct | -50.01% | Disposed | (price as of 2026-10-02) |
| Jan. 7, 2026 | IONS | M | 3,829 | · | · | 9,254 Direct | -29.27% | Disposed | (price as of 2026-10-02) |
| Jan. 7, 2026 | IONS | M | 3,460 | · | · | 7,879 Direct | -30.51% | Disposed | (price as of 2026-10-02) |
| Jan. 7, 2026 | IONS | M | 2,101 | · | · | 11,339 Direct | -15.63% | Disposed | (price as of 2026-10-02) |
| Jan. 7, 2026 | IONS | S 10b5-1 | 9,264 | $84.62 | $783,920 | 17,494 Direct | -34.62% | Disposed | -48.5% (price as of 2026-10-02) |
| Jan. 7, 2026 | IONS | M | 9,264 | $52.87 | $489,788 | 26,758 Direct | +52.96% | Acquired | -17.6% (price as of 2026-10-02) |
| Jan. 7, 2026 | IONS | S 10b5-1 | 3,829 | $84.62 | $324,010 | 17,494 Direct | -17.96% | Disposed | -48.5% (price as of 2026-10-02) |
| Jan. 7, 2026 | IONS | M | 3,829 | $37.58 | $143,894 | 21,323 Direct | +21.89% | Acquired | 15.9% (price as of 2026-10-02) |
| Jan. 7, 2026 | IONS | S 10b5-1 | 3,460 | $84.62 | $292,785 | 17,494 Direct | -16.51% | Disposed | -48.5% (price as of 2026-10-02) |
| Jan. 7, 2026 | IONS | M | 3,460 | $32.60 | $112,796 | 20,954 Direct | +19.78% | Acquired | 33.6% (price as of 2026-10-02) |
| Jan. 7, 2026 | IONS | S 10b5-1 | 2,101 | $85.36 | $179,341 | 17,494 Direct | -10.72% | Disposed | -49.0% (price as of 2026-10-02) |
| Jan. 7, 2026 | IONS | M | 2,101 | $32.60 | $68,493 | 19,595 Direct | +12.01% | Acquired | 33.6% (price as of 2026-10-02) |
| Jan. 7, 2026 | IONS | S 10b5-1 | 25,545 | $85.36 | $2,180,521 | 17,494 Direct | -59.35% | Disposed | -49.0% (price as of 2026-10-02) |
| Jan. 7, 2026 | IONS | M | 25,545 | $56.78 | $1,450,445 | 43,039 Direct | +146.02% | Acquired | -23.3% (price as of 2026-10-02) |
| Jan. 2, 2026 | IONS | A | 19,350 | · | · | 19,350 Direct | · | Acquired | (price as of 2026-10-02) |
| Nov. 25, 2025 | IONS | M | 16,777 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| Nov. 25, 2025 | IONS | S 10b5-1 | 16,777 | $80.91 | $1,357,427 | 17,494 Direct | -48.95% | Disposed | -46.2% (price as of 2026-10-02) |
| Nov. 25, 2025 | IONS | M | 16,777 | $53.77 | $902,099 | 34,271 Direct | +95.90% | Acquired | -19.0% (price as of 2026-10-02) |
| Oct. 16, 2025 | IONS | S | 1,263 | $73.62 | $92,982 | 17,494 Direct | -6.73% | Disposed | -40.9% (price as of 2026-10-02) |
| Oct. 15, 2025 | IONS | M | 2,820 | · | · | 60,406 Direct | -4.46% | Disposed | (price as of 2026-10-02) |
| Oct. 15, 2025 | IONS | M | 6,000 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| Oct. 15, 2025 | IONS | M | 2,820 | · | · | 18,757 Direct | +17.69% | Acquired | (price as of 2026-10-02) |
| Oct. 15, 2025 | IONS | S 10b5-1 | 6,000 | $72.94 | $437,640 | 15,937 Direct | -27.35% | Disposed | -40.3% (price as of 2026-10-02) |
| Oct. 15, 2025 | IONS | M | 6,000 | $48.51 | $291,060 | 21,937 Direct | +37.65% | Acquired | -10.2% (price as of 2026-10-02) |
| Sept. 3, 2025 | IONS | M | 2,234 | · | · | 13,083 Direct | -14.59% | Disposed | (price as of 2026-10-02) |
| Sept. 3, 2025 | IONS | M | 928 | · | · | 13,440 Direct | -6.46% | Disposed | (price as of 2026-10-02) |
| Sept. 3, 2025 | IONS | M | 928 | $32.60 | $30,253 | 15,937 Direct | +6.18% | Acquired | 33.6% (price as of 2026-10-02) |
| Sept. 3, 2025 | IONS | S 10b5-1 | 3,162 | $61.02 | $192,945 | 15,009 Direct | -17.40% | Disposed | -28.6% (price as of 2026-10-02) |
| Sept. 3, 2025 | IONS | M | 2,234 | $37.58 | $83,954 | 18,171 Direct | +14.02% | Acquired | 15.9% (price as of 2026-10-02) |
| Jan. 16, 2025 | IONS | S | 4,267 | $32.78 | $139,872 | 15,937 Direct | -21.12% | Disposed | 32.8% (price as of 2026-10-02) |
| Jan. 15, 2025 | IONS | M | 12,295 | · | · | 63,226 Direct | -16.28% | Disposed | (price as of 2026-10-02) |
| Jan. 15, 2025 | IONS | A | 33,000 | · | · | 75,521 Direct | +77.61% | Acquired | (price as of 2026-10-02) |
| Jan. 15, 2025 | IONS | A | 22,000 | · | · | 22,000 Direct | · | Acquired | (price as of 2026-10-02) |
| Jan. 15, 2025 | IONS | M | 12,295 | · | · | 20,204 Direct | +155.46% | Acquired | (price as of 2026-10-02) |
| Jan. 2, 2025 | IONS | A | 22,000 | · | · | 22,000 Direct | · | Acquired | (price as of 2026-10-02) |
| Oct. 15, 2024 | IONS | A | 11,280 | · | · | 42,521 Direct | +36.11% | Acquired | (price as of 2026-10-02) |
| Sept. 29, 2024 | IONS | A | 15,040 | · | · | 15,040 Direct | · | Acquired | (price as of 2026-10-02) |
P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding
Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.
Derivative holdings (Form 4 Table II) Options, RSUs and convertible securities reported on Form 4 Table II.
| Date | Ticker | Security | Underlying | Exercise price | Expiration | Shares | A/D |
|---|---|---|---|---|---|---|---|
| March 3, 2026 | IONS | Non-Qualified Stock Option (right to buy) | Common Stock | $52.87 | Jan. 1, 2034 | 385 | Disposed |
| March 3, 2026 | IONS | Non-Qualified Stock Option (right to buy) | Common Stock | $40.85 | Sept. 28, 2034 | 3,760 | Disposed |
| March 3, 2026 | IONS | Non-Qualified Stock Option (right to buy) | Common Stock | $37.58 | Jan. 2, 2033 | 3,510 | Disposed |
| March 3, 2026 | IONS | Non-Qualified Stock Option (right to buy) | Common Stock | $34.69 | Jan. 1, 2035 | 5,500 | Disposed |
| March 3, 2026 | IONS | Non-Qualified Stock Option (right to buy) | Common Stock | $32.60 | Jan. 2, 2032 | 6,951 | Disposed |
| Jan. 15, 2026 | IONS | Restricted Stock Unit [F8] | Common Stock | · | · | 9,675 | Acquired |
| Jan. 15, 2026 | IONS | Restricted Stock Unit | Common Stock | · | · | 17,377 | Disposed |
| Jan. 15, 2026 | IONS | Performance Restricted Stock Units [F4] | Common Stock | $0.00 | · | 25,800 | Acquired |
| Jan. 7, 2026 | IONS | Non-Qualified Stock Option (right to buy) | Common Stock | $56.78 | Jan. 3, 2028 | 25,545 | Disposed |
| Jan. 7, 2026 | IONS | Non-Qualified Stock Option (right to buy) | Common Stock | $52.87 | Jan. 1, 2034 | 9,264 | Disposed |
| Jan. 7, 2026 | IONS | Non-Qualified Stock Option (right to buy) | Common Stock | $37.58 | Jan. 2, 2033 | 3,829 | Disposed |
| Jan. 7, 2026 | IONS | Non-Qualified Stock Option (right to buy) | Common Stock | $32.60 | Jan. 2, 2032 | 3,460 | Disposed |
| Jan. 7, 2026 | IONS | Non-Qualified Stock Option (right to buy) | Common Stock | $32.60 | Jan. 2, 2032 | 2,101 | Disposed |
| Jan. 2, 2026 | IONS | Non-Qualified Stock Option (right to buy) | Common Stock | $79.67 | Jan. 1, 2036 | 19,350 | Acquired |
| Nov. 25, 2025 | IONS | Non-Qualified Stock Option (right to buy) | Common Stock | $53.77 | Jan. 1, 2026 | 16,777 | Disposed |
| Oct. 15, 2025 | IONS | Restricted Stock Unit | Common Stock | · | · | 2,820 | Disposed |
| Oct. 15, 2025 | IONS | Non-Qualified Stock Option (right to buy) | Common Stock | $48.51 | April 4, 2027 | 6,000 | Disposed |
| Sept. 3, 2025 | IONS | Non-Qualified Stock Option (right to buy) | Common Stock | $37.58 | Jan. 2, 2033 | 2,234 | Disposed |
| Sept. 3, 2025 | IONS | Non-Qualified Stock Option (right to buy) | Common Stock | $32.60 | Jan. 2, 2032 | 928 | Disposed |
| Jan. 15, 2025 | IONS | Restricted Stock Unit | Common Stock | · | · | 12,295 | Disposed |
| Jan. 15, 2025 | IONS | Restricted Stock Unit [F6] | Common Stock | · | · | 33,000 | Acquired |
| Jan. 15, 2025 | IONS | Performance Restricted Stock Units [F4] | Common Stock | $0.00 | · | 22,000 | Acquired |
| Jan. 2, 2025 | IONS | Non-Qualified Stock Option (right to buy) | Common Stock | $34.69 | Jan. 1, 2035 | 22,000 | Acquired |
| Oct. 15, 2024 | IONS | Restricted Stock Unit [F1] | Common Stock | · | · | 11,280 | Acquired |
| Sept. 29, 2024 | IONS | Non-Qualified Stock Option (right to buy) | Common Stock | $40.85 | Sept. 28, 2034 | 15,040 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 10 holdings
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| Oct. 1, 2024 | IONS | Common Stock | 7,909 | Direct |
| Oct. 1, 2024 | IONS | Non-Qualified Stock Option (right to buy) | 14,368 | Direct |
| Oct. 1, 2024 | IONS | Non-Qualified Stock Option (right to buy) | 15,317 | Direct |
| Oct. 1, 2024 | IONS | Non-Qualified Stock Option (right to buy) | 6,000 | Direct |
| Oct. 1, 2024 | IONS | Non-Qualified Stock Option (right to buy) | 16,042 | Direct |
| Oct. 1, 2024 | IONS | Non-Qualified Stock Option (right to buy) | 18,526 | Direct |
| Oct. 1, 2024 | IONS | Non-Qualified Stock Option (right to buy) | 16,777 | Direct |
| Oct. 1, 2024 | IONS | Non-Qualified Stock Option (right to buy) | 28,516 | Direct |
| Oct. 1, 2024 | IONS | Non-Qualified Stock Option (right to buy) | 17,125 | Direct |
| Oct. 1, 2024 | IONS | Restricted Stock Unit [F1] | 31,241 | Direct |