Brett P Monia

CIK 1537529 · View on SEC EDGAR ↗

Insider

First SEC filing: May 15, 2026 · Latest: May 15, 2026

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Insider at

Insider transactions

0 buys (P) 17 sells (S) Net: $-42,648,430 + 64 non-open-market transactions below last 12 months, based on the transactions shown below

Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted

64 other filings hidden
Date Ticker Code Shares Price Value Owned after Δ own A/D vs now
June 26, 2026 IONS S 10b5-1 50,000 $80.59 $4,029,500 245,571 Direct -16.92% Disposed -26.2% (price as of 2026-08-20)
June 25, 2026 IONS S 10b5-1 21,072 $78.49 $1,653,941 245,571 Direct -7.90% Disposed -24.2% (price as of 2026-08-20)
June 24, 2026 IONS S 10b5-1 14,565 $78.41 $1,142,042 245,571 Direct -5.60% Disposed -24.2% (price as of 2026-08-20)
May 14, 2026 IONS S 10b5-1 3,220 $78.68 $253,350 242,662 Direct -1.31% Disposed -24.4% (price as of 2026-08-20)
May 13, 2026 IONS S 10b5-1 1,316 $78.01 $102,661 242,662 Direct -0.54% Disposed -23.8% (price as of 2026-08-20)
March 10, 2026 IONS S 10b5-1 17,591 $76.34 $1,342,897 242,662 Direct -6.76% Disposed -22.1% (price as of 2026-08-20)
March 10, 2026 IONS S 10b5-1 16,512 $75.47 $1,246,161 260,253 Direct -5.97% Disposed -21.2% (price as of 2026-08-20)
March 9, 2026 IONS S 10b5-1 1,684 $75.58 $127,277 242,662 Direct -0.69% Disposed -21.3% (price as of 2026-08-20)
March 9, 2026 IONS S 10b5-1 117,604 $75.26 $8,850,877 244,346 Direct -32.49% Disposed -21.0% (price as of 2026-08-20)
March 9, 2026 IONS S 10b5-1 7,382 $74.11 $547,080 361,950 Direct -2.00% Disposed -19.8% (price as of 2026-08-20)
Feb. 6, 2026 IONS S 10b5-1 29,430 $85.79 $2,524,800 254,497 Direct -10.37% Disposed -30.7% (price as of 2026-08-20)
Jan. 30, 2026 IONS S 62,970 $82.72 $5,208,878 283,927 Direct -18.15% Disposed -28.1% (price as of 2026-08-20)
Jan. 16, 2026 IONS S 44,034 $74.82 $3,294,624 224,683 Direct -16.39% Disposed -20.5% (price as of 2026-08-20)
Oct. 6, 2025 IONS S 10b5-1 437 $69.26 $30,267 179,572 Direct -0.24% Disposed -14.1% (price as of 2026-08-20)
Sept. 3, 2025 IONS S 10b5-1 59,699 $61.06 $3,645,221 180,009 Direct -24.90% Disposed -2.6% (price as of 2026-08-20)
Sept. 3, 2025 IONS S 10b5-1 127,500 $60.13 $7,666,575 180,824 Direct -41.35% Disposed -1.1% (price as of 2026-08-20)
Sept. 3, 2025 IONS S 10b5-1 16,615 $59.12 $982,279 266,294 Direct -5.87% Disposed 0.6% (price as of 2026-08-20)
July 30, 2025 IONS S 10b5-1 2,432 $45.00 $109,440 179,820 Direct -1.33% Disposed 32.1% (price as of 2026-08-20)
July 11, 2025 IONS S 10b5-1 1,160 $41.74 $48,418 179,820 Direct -0.64% Disposed 42.5% (price as of 2026-08-20)
March 11, 2025 IONS S 10b5-1 140 $32.32 $4,525 180,980 Direct -0.08% Disposed 84.0% (price as of 2026-08-20)
Feb. 4, 2025 IONS S 10b5-1 38,843 $31.65 $1,229,381 180,683 Direct -17.69% Disposed 87.9% (price as of 2026-08-20)
Jan. 31, 2025 IONS S 13,242 $32.45 $429,703 219,526 Direct -5.69% Disposed 83.2% (price as of 2026-08-20)
Jan. 16, 2025 IONS S 33,445 $32.63 $1,091,310 207,396 Direct -13.89% Disposed 82.2% (price as of 2026-08-20)
Nov. 12, 2024 IONS S 10b5-1 6,630 $38.05 $252,272 167,393 Direct -3.81% Disposed 56.3% (price as of 2026-08-20)
Feb. 16, 2024 IONS S 387 $44.49 $17,218 173,751 Direct -0.22% Disposed 33.6% (price as of 2026-08-20)
Feb. 2, 2024 IONS S 23,907 $49.37 $1,180,289 173,732 Direct -12.10% Disposed 20.4% (price as of 2026-08-20)
Feb. 2, 2024 IONS S 23,907 $49.37 $1,180,289 173,732 Direct -12.10% Disposed 20.4% (price as of 2026-08-20)
Feb. 2, 2024 IONS S 23,501 $49.37 $1,160,244 174,138 Direct -11.89% Disposed 20.4% (price as of 2026-08-20)
Jan. 25, 2024 IONS S 2,285 $51.75 $118,249 151,851 Direct -1.48% Disposed 14.9% (price as of 2026-08-20)
Jan. 17, 2024 IONS S 32,059 $50.42 $1,616,415 154,136 Direct -17.22% Disposed 17.9% (price as of 2026-08-20)
Dec. 21, 2023 IONS S 17,500 $49.29 $862,575 118,111 Direct -12.90% Disposed 20.6% (price as of 2026-08-20)
Dec. 20, 2023 IONS S 6,500 $49.64 $322,660 118,111 Direct -5.22% Disposed 19.8% (price as of 2026-08-20)
Dec. 14, 2023 IONS S 9,140 $50.19 $458,737 118,111 Direct -7.18% Disposed 18.5% (price as of 2026-08-20)
Dec. 14, 2023 IONS S 14,860 $49.21 $731,261 118,111 Direct -11.18% Disposed 20.8% (price as of 2026-08-20)
Oct. 12, 2023 IONS S 10b5-1 3,770 $46.00 $173,420 118,111 Direct -3.09% Disposed 29.3% (price as of 2026-08-20)
July 7, 2023 IONS S 10b5-1 18,650 $42.25 $787,962 121,724 Direct -13.29% Disposed 40.7% (price as of 2026-08-20)

Showing latest 100 of 321 transactions

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
June 26, 2026 IONS Non-Qualified Stock Option (right to buy) Common Stock (50,000) $56.78 Jan. 3, 2028 50,000 Disposed
June 25, 2026 IONS Non-Qualified Stock Option (right to buy) Common Stock (21,072) $32.60 Jan. 2, 2032 21,072 Disposed
June 24, 2026 IONS Non-Qualified Stock Option (right to buy) Common Stock (14,565) $32.60 Jan. 2, 2032 14,565 Disposed
May 14, 2026 IONS Non-Qualified Stock Option (right to buy) Common Stock (3,220) $32.60 Jan. 2, 2032 3,220 Disposed
May 13, 2026 IONS Non-Qualified Stock Option (right to buy) Common Stock (1,316) $32.60 Jan. 2, 2032 1,316 Disposed
March 10, 2026 IONS Non-Qualified Stock Option (right to buy) Common Stock (34,103) $60.89 Jan. 1, 2027 34,103 Disposed
March 9, 2026 IONS Non-Qualified Stock Option (right to buy) Common Stock (73,529) $60.89 Jan. 1, 2027 73,529 Disposed
March 9, 2026 IONS Non-Qualified Stock Option (right to buy) Common Stock (40,822) $60.89 Jan. 1, 2027 40,822 Disposed
Jan. 15, 2026 IONS Restricted Stock Unit [F8] Common Stock (42,705) — — 42,705 Acquired
Jan. 15, 2026 IONS Restricted Stock Unit Common Stock (89,145) — — 89,145 Disposed
Jan. 15, 2026 IONS Performance Restricted Stock Units [F4] Common Stock (113,880) $0.00 — 113,880 Acquired
Jan. 2, 2026 IONS Non-Qualified Stock Option (right to buy) Common Stock (85,410) $79.67 Jan. 1, 2036 85,410 Acquired
Sept. 3, 2025 IONS Non-Qualified Stock Option (right to buy) Common Stock (102,900) $53.77 Jan. 1, 2026 102,900 Disposed
Sept. 3, 2025 IONS Non-Qualified Stock Option (right to buy) Common Stock (42,030) $37.58 Jan. 2, 2033 42,030 Disposed
Sept. 3, 2025 IONS Non-Qualified Stock Option (right to buy) Common Stock (27,568) $32.60 Jan. 2, 2032 27,568 Disposed
Sept. 3, 2025 IONS Non-Qualified Stock Option (right to buy) Common Stock (31,316) $32.60 Jan. 2, 2032 31,316 Disposed
July 30, 2025 IONS Non-Qualified Stock Option (right to buy) Common Stock (2,432) $32.60 Jan. 2, 2032 2,432 Disposed
Jan. 15, 2025 IONS Restricted Stock Unit Common Stock (73,448) — — 73,448 Disposed
Jan. 15, 2025 IONS Restricted Stock Unit [F6] Common Stock (129,395) — — 129,395 Acquired
Jan. 15, 2025 IONS Performance Restricted Stock Units [F4] Common Stock (169,950) $0.00 — 169,950 Acquired
Jan. 2, 2025 IONS Non-Qualified Stock Option (right to buy) Common Stock (86,263) $34.69 Jan. 1, 2035 86,263 Acquired
June 7, 2024 CGTX Stock Option (right to buy) Common Stock (8,500) $1.95 June 7, 2034 8,500 Acquired
Jan. 16, 2024 IONS Restricted Stock Unit Common Stock (68,084) — — 68,084 Disposed
Jan. 15, 2024 IONS Restricted Stock Unit [F3] Common Stock (87,435) — — 87,435 Acquired
Jan. 15, 2024 IONS Performance Restricted Stock Units [F1] Common Stock (143,550) $0.00 — 143,550 Acquired
Jan. 2, 2024 IONS Non-Qualified Stock Option (right to buy) Common Stock (116,580) $52.87 Jan. 1, 2034 116,580 Acquired
Dec. 21, 2023 IONS Non-Qualified Stock Option (right to buy) Common Stock (17,500) $47.34 Jan. 2, 2024 17,500 Disposed
Dec. 20, 2023 IONS Non-Qualified Stock Option (right to buy) Common Stock (6,500) $47.34 Jan. 2, 2024 6,500 Disposed
Dec. 14, 2023 IONS Non-Qualified Stock Option (right to buy) Common Stock (9,140) $47.34 Jan. 2, 2024 9,140 Disposed
Dec. 14, 2023 IONS Non-Qualified Stock Option (right to buy) Common Stock (14,860) $47.34 Jan. 2, 2024 14,860 Disposed
June 9, 2023 CGTX Stock Option (right to buy) Common Stock (6,000) $2.77 June 9, 2033 6,000 Acquired
Jan. 17, 2023 IONS Restricted Stock Unit Common Stock (57,267) — — 57,267 Disposed
Jan. 15, 2023 IONS Restricted Stock Unit [F3] Common Stock (89,005) — — 89,005 Acquired
Jan. 15, 2023 IONS Performance Restricted Stock Units [F1] Common Stock (146,128) $0.00 — 146,128 Acquired
Jan. 3, 2023 IONS Non-Qualified Stock Option (right to buy) Common Stock (118,673) $37.58 Jan. 2, 2033 118,673 Acquired
June 10, 2022 CGTX Stock Option (Right to Buy) Common Stock (8,335) — June 10, 2032 8,335 Acquired
June 10, 2022 CGTX Stock Option (right to buy) Common Stock (8,335) $1.98 June 10, 2032 8,335 Acquired
Jan. 18, 2022 IONS Restricted Stock Unit Common Stock (49,475) — — 49,475 Disposed
Jan. 15, 2022 IONS Restricted Stock Unit [F3] Common Stock (50,745) — — 50,745 Acquired
Jan. 15, 2022 IONS Performance Restricted Stock Units [F1] Common Stock (76,117) $0.00 — 76,117 Acquired
Jan. 3, 2022 IONS Non-Qualified Stock Option (right to buy) Common Stock (101,489) $32.60 Jan. 2, 2032 101,489 Acquired
Jan. 15, 2021 IONS Restricted Stock Units Common Stock (34,823) — — 34,823 Disposed
Jan. 15, 2021 IONS Performance Restricted Stock Units Common Stock (77,447) — — 77,447 Acquired
Jan. 15, 2021 IONS Restricted Stock Units Common Stock (66,610) — — 66,610 Acquired
Jan. 4, 2021 IONS Employee Stock Option (right to buy) Common Stock (149,872) $56.78 Jan. 3, 2028 149,872 Acquired
Dec. 4, 2020 IONS Employee Stock Option (right to buy) Common Stock (0) $39.87 Jan. 1, 2021 23,840 Disposed
Dec. 2, 2020 IONS Employee Stock Option (right to buy) Common Stock (0) $39.87 Jan. 1, 2021 21,160 Disposed
Jan. 15, 2020 IONS Restricted Stock Units Common Stock (19,921) — — 19,921 Disposed
Jan. 15, 2020 IONS Performance Restricted Stock Units Common Stock (17,009) — — 17,009 Acquired
Jan. 15, 2020 IONS Restricted Stock Units Common Stock (65,979) — — 65,979 Acquired
Jan. 2, 2020 IONS Employee Stock Option (right to buy) Common Stock (148,454) $60.89 Jan. 1, 2027 148,454 Acquired
Jan. 2, 2020 IONS Employee Stock Option (right to buy) Common Stock (158,659) $60.89 Jan. 1, 2027 158,659 Acquired
Jan. 15, 2019 IONS Restricted Stock Units Common Stock (10,006) — — 10,006 Disposed
Jan. 15, 2019 IONS Restricted Stock Units Common Stock (45,728) — — 45,728 Acquired
Jan. 2, 2019 IONS Employee Stock Option (right to buy) Common Stock (102,900) $53.77 Jan. 1, 2026 102,900 Acquired
Nov. 23, 2018 IONS Employee Stock Option (right to buy) Common Stock (34,000) $14.69 Jan. 29, 2020 34,000 Acquired
Aug. 27, 2018 IONS Employee Stock Option (right to buy) Common Stock (7,500) $7.21 Dec. 31, 2018 7,500 Acquired
Aug. 27, 2018 IONS Employee Stock Option (right to buy) Common Stock (8,993) $7.25 Jan. 2, 2019 8,993 Acquired
Jan. 15, 2018 IONS Restricted Stock Units Common Stock (6,985) — — 6,985 Disposed
Jan. 15, 2018 IONS Restricted Stock Units Common Stock (6,667) — — 6,667 Acquired
Jan. 15, 2018 IONS Restricted Stock Units Common Stock (12,916) — — 12,916 Acquired
Jan. 14, 2018 IONS Employee Stock Option (right to buy) Common Stock (30,000) $53.22 Jan. 13, 2025 30,000 Acquired
Jan. 2, 2018 IONS Employee Stock Option (right to buy) Common Stock (58,125) $49.25 Jan. 1, 2025 58,125 Acquired
Jan. 15, 2017 IONS Restricted Stock Units Common Stock (1,594) — — 1,594 Disposed
Jan. 15, 2017 IONS Restricted Stock Units Common Stock (1,518) — — 1,518 Disposed
Jan. 15, 2017 IONS Restricted Stock Units Common Stock (1,875) — — 1,875 Disposed
Jan. 15, 2017 IONS Restricted Stock Units Common Stock (1,415) — — 1,415 Disposed
Jan. 15, 2017 IONS Restricted Stock Units Common Stock (8,000) — — 8,000 Acquired
Jan. 3, 2017 IONS Employee Stock Option (right to buy) Common Stock (48,000) $47.34 Jan. 2, 2024 48,000 Acquired
Jan. 15, 2016 IONS Restricted Stock Units Common Stock (1,518) — — 1,518 Disposed
Jan. 15, 2016 IONS Restricted Stock Units Common Stock (1,875) — — 1,875 Disposed
Jan. 15, 2016 IONS Restricted Stock Units Common Stock (1,415) — — 1,415 Disposed
Jan. 15, 2016 IONS Restricted Stock Units Common Stock (208) — — 208 Disposed
Jan. 15, 2016 IONS Restricted Stock Units Common Stock (527) — — 527 Disposed
Jan. 15, 2016 IONS Restricted Stock Units Common Stock (6,373) — — 6,373 Acquired
Jan. 4, 2016 IONS Employee Stock Option (right to buy) Common Stock (38,240) $61.68 Jan. 3, 2023 38,240 Acquired
June 8, 2015 IONS Employee Stock Option (right to buy) Common Stock (7,600) $10.29 Jan. 2, 2018 7,600 Disposed
Jan. 15, 2015 IONS Restricted Stock Units Common Stock (6,070) — — 6,070 Acquired
Jan. 15, 2015 IONS Restricted Stock Units Common Stock (527) — — 527 Disposed
Jan. 15, 2015 IONS Restricted Stock Units Common Stock (208) — — 208 Disposed
Jan. 15, 2015 IONS Restricted Stock Units Common Stock (1,415) — — 1,415 Disposed
Jan. 15, 2015 IONS Restricted Stock Units Common Stock (1,875) — — 1,875 Disposed
Jan. 2, 2015 IONS Employee Stock Option (right to buy) Common Stock (36,423) $61.57 Jan. 1, 2022 36,423 Acquired
Aug. 26, 2014 IONS Employee Stock Option (right to buy) Common Stock (10,000) $7.25 Jan. 2, 2019 10,000 Disposed
Aug. 26, 2014 IONS Employee Stock Option (right to buy) Common Stock (15,000) $10.29 Jan. 2, 2018 15,000 Disposed
Aug. 26, 2014 IONS Employee Stock Option (right to buy) Common Stock (2,344) $11.27 Jan. 3, 2017 2,344 Disposed
Jan. 15, 2014 IONS Restricted Stock Units Common Stock (528) — — 528 Disposed
Jan. 15, 2014 IONS Restricted Stock Units Common Stock (208) — — 208 Disposed
Jan. 15, 2014 IONS Restricted Stock Units Common Stock (1,415) — — 1,415 Disposed
Jan. 15, 2014 IONS Restricted Stock Units Common Stock (7,500) — — 7,500 Acquired
Jan. 2, 2014 IONS Employee Stock Option (right to buy) Common Stock (45,000) $39.87 Jan. 1, 2021 45,000 Acquired
Sept. 20, 2013 IONS Employee Stock Option (right to buy) Common Stock (18,281) $11.27 Jan. 3, 2017 18,281 Disposed
Sept. 19, 2013 IONS Employee Stock Option (right to buy) Common Stock (1,875) $11.27 Jan. 3, 2017 1,875 Disposed
Sept. 19, 2013 IONS Employee Stock Option (right to buy) Common Stock (22,500) $14.47 Jan. 1, 2016 22,500 Disposed
Sept. 19, 2013 IONS Employee Stock Option (right to buy) Common Stock (5,000) $14.65 Feb. 15, 2016 5,000 Disposed
Sept. 19, 2013 IONS Employee Stock Option (right to buy) Common Stock (625) $15.75 Dec. 31, 2014 625 Disposed
Sept. 19, 2013 IONS Employee Stock Option (right to buy) Common Stock (20,000) $15.38 Jan. 1, 2015 20,000 Disposed
June 11, 2013 IONS Employee Stock Option (right to buy) Common Stock (9,375) $15.75 Dec. 31, 2014 9,375 Disposed
April 22, 2013 IONS Employee Stock Option (right to buy) Common Stock (17,000) $11.12 Jan. 1, 2014 17,000 Disposed
April 19, 2013 IONS Employee Stock Option (right to buy) Common Stock (2,500) $11.12 Jan. 1, 2014 2,500 Disposed

Showing latest 100 of 110 transactions

Exercise/conversion price is blank when not applicable (e.g. RSUs).

Initial ownership (Form 3) 22 holdings

Securities held when first becoming an insider, per SEC Form 3.

Date Ticker Security Shares Ownership
Oct. 7, 2021 CGTX Stock Option (right to buy)→ Common Stock (41,737) 41,737 Direct
Aug. 28, 2013 IONS Common Stock 2,909 Direct
March 7, 2012 IONS Common Stock 5,073 Direct
March 7, 2012 IONS Employee Stock Option (right to buy)→ Common Stock (18,240) 18,240 Direct
March 7, 2012 IONS Employee Stock Option (right to buy)→ Common Stock (12,031) 12,031 Direct
March 7, 2012 IONS Employee Stock Option (right to buy)→ Common Stock (19,500) 19,500 Direct
March 7, 2012 IONS Employee Stock Option (right to buy)→ Common Stock (10,000) 10,000 Direct
March 7, 2012 IONS Employee Stock Option (right to buy)→ Common Stock (20,000) 20,000 Direct
March 7, 2012 IONS Employee Stock Option (right to buy)→ Common Stock (22,500) 22,500 Direct
March 7, 2012 IONS Employee Stock Option (right to buy)→ Common Stock (5,000) 5,000 Direct
March 7, 2012 IONS Employee Stock Option (right to buy)→ Common Stock (22,500) 22,500 Direct
March 7, 2012 IONS Employee Stock Option (right to buy)→ Common Stock (22,600) 22,600 Direct
Jan. 3, 2012 IONS Common Stock 5,073 Direct
Jan. 3, 2012 IONS Employee Stock Option (right to buy)→ Common Stock (18,240) 18,240 Direct
Jan. 3, 2012 IONS Employee Stock Option (right to buy)→ Common Stock (12,031) 12,031 Direct
Jan. 3, 2012 IONS Employee Stock Option (right to buy)→ Common Stock (19,500) 19,500 Direct
Jan. 3, 2012 IONS Employee Stock Option (right to buy)→ Common Stock (10,000) 10,000 Direct
Jan. 3, 2012 IONS Employee Stock Option (right to buy)→ Common Stock (20,000) 20,000 Direct
Jan. 3, 2012 IONS Employee Stock Option (right to buy)→ Common Stock (22,500) 22,500 Direct
Jan. 3, 2012 IONS Employee Stock Option (right to buy)→ Common Stock (5,000) 5,000 Direct
Jan. 3, 2012 IONS Employee Stock Option (right to buy)→ Common Stock (22,500) 22,500 Direct
Jan. 3, 2012 IONS Employee Stock Option (right to buy)→ Common Stock (22,600) 22,600 Direct

Compensation (DEF 14A)

Matched by name from proxy statements (DEF 14A) — verify against the filing.

IONS

CEO
Fiscal year Salary Bonus Stock awards Option awards Non-equity incentive Pension change Other Total
2025 $1,051,776 $2,398,049 $4,297,208 $1,438,105 — — $18,009 $13,350,777
2024 $1,008,898 $1,024,662 $4,681,270 $3,004,746 — — $52,889 $15,400,343
2023 $960,855 $1,405,250 $3,546,849 $2,259,883 — — $17,141 $12,500,023

Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.