Kordasiewicz Holly B.
Officer · IONS
As of 2026-09-27, Kordasiewicz Holly B. has 17 Form 4 transactions on record across 1 company — 17 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 $983K
- Indirect $0
| IONS | direct | 22,096 sh | $983K |
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
Filing ledger
| Date | Company | Action | Shares @ price | Value | Ownership Δ | Owned after | Filing |
|---|---|---|---|---|---|---|---|
| 2026-07-07 | IONS | Sale | 362 @ $84.30 | $31K | −1.6% of holding | 22,096 | Form 4 |
| 2026-06-12 | IONS | Sale | 41,004 @ $73.09 | $3.0M | −49.2% of holding | 42,300 | Form 4 |
| 2026-06-12 | IONS | Sale | 19,842 @ $74.05 | $1.5M | −46.9% of holding | 22,458 | Form 4 |
| 2026-01-16 | IONS | Sale | 4,141 @ $75.66 | $313K | −22.0% of holding | 14,718 | Form 4 |
13 award / exercise / gift records — not counted as purchases
| Date | Company | Action | Shares | Owned after | Filing |
|---|---|---|---|---|---|
| 2026-06-12 | IONS | Option exercise | 21,000 | 51,409 | Form 4 |
| 2026-06-12 | IONS | Option exercise | 19,895 | 83,304 | Form 4 |
| 2026-06-12 | IONS | Option exercise | 7,951 | 30,409 | Form 4 |
| 2026-06-12 | IONS | Option exercise | 12,000 | 63,409 | Form 4 |
| 2026-06-12 | IONS | Option exercise | 12,000 | 0 | Form 4 |
| 2026-06-12 | IONS | Option exercise | 21,000 | 0 | Form 4 |
| 2026-06-12 | IONS | Option exercise | 7,951 | 21,000 | Form 4 |
| 2026-06-12 | IONS | Option exercise | 19,895 | 0 | Form 4 |
| 2026-01-15 | IONS | Option exercise | 11,119 | 20,830 | Form 4 |
| 2026-01-15 | IONS | Award / grant | 13,650 | 34,480 | Form 4 |
| 2026-01-15 | IONS | Award / grant | 11,250 | 45,730 | Form 4 |
| 2026-01-15 | IONS | Option exercise | 11,119 | 18,859 | Form 4 |
| 2026-01-02 | IONS | Award / grant | 9,100 | 9,100 | Form 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.