Devers Shannon L.

Officer · IONS

As of 2026-09-27, Devers Shannon L. has 53 Form 4 transactions on record across 1 company — 45 in the trailing 12 months.

Everything this person has disclosed to the SEC on Form 4 — across every company they file for — reconstructed from the public record. A filing history, not a tip sheet.

Reconstructed holdings

Direct: $727KIndirect: $0$727Kas of 2026-09-27
  • Direct $727K
  • Indirect $0
IONSdirect16,348 sh$727K

Reconstructed from this person's own Form 4 filings — the total each filing reported owning afterward, priced at the close on the as-of date shown. A filed position can lag the real one.

Direct and indirect holdings (e.g. through a trust or fund) are tagged separately, as filed.

Trades by company

IONS · 53 trades
2026-04-02: Sale, 6,193 sh ($459K)2026-03-03: Sale, 14,321 sh ($1.1M)2026-03-03: Sale, 5,030 sh ($402K)2026-03-03: Option exercise, 6,951 sh ($227K)2026-03-03: Option exercise, 5,500 sh ($191K)2026-03-03: Option exercise, 3,760 sh ($154K)2026-03-03: Option exercise, 3,510 sh ($132K)2026-03-03: Sale, 755 sh ($61K)2026-03-03: Option exercise, 385 sh ($20K)2026-03-03: Option exercise, 3,760 sh ($0)2026-03-03: Option exercise, 3,510 sh ($0)2026-03-03: Option exercise, 5,500 sh ($0)2026-03-03: Option exercise, 6,951 sh ($0)2026-03-03: Option exercise, 385 sh ($0)2026-01-22: Sale, 3,977 sh ($323K)2026-01-16: Sale, 8,353 sh ($634K)2026-01-15: Option exercise, 17,377 sh ($0)2026-01-15: Award / grant, 9,675 sh ($0)2026-01-15: Option exercise, 17,377 sh ($0)2026-01-15: Award / grant, 25,800 sh ($0)2026-01-07: Sale, 25,545 sh ($2.2M)2026-01-07: Option exercise, 25,545 sh ($1.5M)2026-01-07: Sale, 9,264 sh ($784K)2026-01-07: Option exercise, 9,264 sh ($490K)2026-01-07: Sale, 3,829 sh ($324K)2026-01-07: Sale, 3,460 sh ($293K)2026-01-07: Sale, 2,101 sh ($179K)2026-01-07: Option exercise, 3,829 sh ($144K)2026-01-07: Option exercise, 3,460 sh ($113K)2026-01-07: Option exercise, 2,101 sh ($68K)2026-01-07: Option exercise, 25,545 sh ($0)2026-01-07: Option exercise, 2,101 sh ($0)2026-01-07: Option exercise, 3,460 sh ($0)2026-01-07: Option exercise, 3,829 sh ($0)2026-01-07: Option exercise, 9,264 sh ($0)2026-01-02: Award / grant, 19,350 sh ($0)2025-11-25: Sale, 16,777 sh ($1.4M)2025-11-25: Option exercise, 16,777 sh ($902K)2025-11-25: Option exercise, 16,777 sh ($0)2025-10-16: Sale, 1,263 sh ($93K)2025-10-15: Sale, 6,000 sh ($438K)2025-10-15: Option exercise, 6,000 sh ($291K)2025-10-15: Option exercise, 6,000 sh ($0)2025-10-15: Option exercise, 2,820 sh ($0)2025-10-15: Option exercise, 2,820 sh ($0)2025-09-03: Sale, 3,162 sh ($193K)2025-09-03: Option exercise, 2,234 sh ($84K)2025-09-03: Option exercise, 928 sh ($30K)2025-09-03: Option exercise, 928 sh ($0)2025-09-03: Option exercise, 2,234 sh ($0)2025-01-02: Award / grant, 22,000 sh ($0)2024-10-15: Award / grant, 11,280 sh ($0)2024-09-29: Award / grant, 15,040 sh ($0)

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
2026-04-02IONSSale6,193 @ $74.05$459K−27.5% of holding16,348Form 4
2026-03-03IONSSale14,321 @ $79.11$1.1M−33.6% of holding28,326Form 4
2026-03-03IONSSale5,030 @ $80.00$402K−17.8% of holding23,296Form 4
2026-03-03IONSSale755 @ $80.84$61K−3.2% of holding22,541Form 4
2026-01-22IONSSale3,977 @ $81.34$323K−15.0% of holding22,541Form 4
2026-01-16IONSSale8,353 @ $75.95$634K−24.0% of holding26,518Form 4
2026-01-07IONSSale25,545 @ $85.36$2.2M−59.4% of holding17,494Form 4
2026-01-07IONSSale9,264 @ $84.62$784K−34.6% of holding17,494Form 4
2026-01-07IONSSale3,829 @ $84.62$324K−18.0% of holding17,494Form 4
2026-01-07IONSSale3,460 @ $84.62$293K−16.5% of holding17,494Form 4
2026-01-07IONSSale2,101 @ $85.36$179K−10.7% of holding17,494Form 4
2025-11-25IONSSale16,777 @ $80.91$1.4M−49.0% of holding17,494Form 4
2025-10-16IONSSale1,263 @ $73.62$93K−6.7% of holding17,494Form 4
2025-10-15IONSSale6,000 @ $72.94$438K−27.4% of holding15,937Form 4
2025-09-03IONSSale3,162 @ $61.02$193K−17.4% of holding15,009Form 4
38 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2026-03-03IONSOption exercise6,95142,262Form 4
2026-03-03IONSOption exercise5,50035,311Form 4
2026-03-03IONSOption exercise3,76029,811Form 4
2026-03-03IONSOption exercise3,51026,051Form 4
2026-03-03IONSOption exercise38542,647Form 4
2026-03-03IONSOption exercise3,76011,280Form 4
2026-03-03IONSOption exercise3,5105,744Form 4
2026-03-03IONSOption exercise5,50016,500Form 4
2026-03-03IONSOption exercise6,951928Form 4
2026-03-03IONSOption exercise3858,877Form 4
2026-01-15IONSOption exercise17,37734,871Form 4
2026-01-15IONSAward / grant9,67552,704Form 4
2026-01-15IONSOption exercise17,37743,029Form 4
2026-01-15IONSAward / grant25,80047,800Form 4
2026-01-07IONSOption exercise25,54543,039Form 4
2026-01-07IONSOption exercise9,26426,758Form 4
2026-01-07IONSOption exercise3,82921,323Form 4
2026-01-07IONSOption exercise3,46020,954Form 4
2026-01-07IONSOption exercise2,10119,595Form 4
2026-01-07IONSOption exercise25,5452,971Form 4
2026-01-07IONSOption exercise2,10111,339Form 4
2026-01-07IONSOption exercise3,4607,879Form 4
2026-01-07IONSOption exercise3,8299,254Form 4
2026-01-07IONSOption exercise9,2649,262Form 4
2026-01-02IONSAward / grant19,35019,350Form 4
2025-11-25IONSOption exercise16,77734,271Form 4
2025-11-25IONSOption exercise16,7770Form 4
2025-10-15IONSOption exercise6,00021,937Form 4
2025-10-15IONSOption exercise6,0000Form 4
2025-10-15IONSOption exercise2,82018,757Form 4
2025-10-15IONSOption exercise2,82060,406Form 4
2025-09-03IONSOption exercise2,23418,171Form 4
2025-09-03IONSOption exercise92815,937Form 4
2025-09-03IONSOption exercise92813,440Form 4
2025-09-03IONSOption exercise2,23413,083Form 4
2025-01-02IONSAward / grant22,00022,000Form 4
2024-10-15IONSAward / grant11,28042,521Form 4
2024-09-29IONSAward / grant15,04015,040Form 4

Source: SEC Form 4 filings. Each row links to its original filing.

Research tool, not investment advice — historical frequencies, not recommendations. A product of Marovel Technologies LLC. Full terms.