YANG MICHAEL J.
Director · IONS, PCRX
As of 2026-09-16, YANG MICHAEL J. has 14 Form 4 transactions on record across 2 companies — 6 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
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 |
|---|
14 award / exercise / gift records — not counted as purchases
| Date | Company | Action | Shares | Owned after | Filing |
|---|---|---|---|---|---|
| 2026-07-01 | IONS | Award / grant | 2,301 | 9,451 | Form 4 |
| 2026-07-01 | IONS | Award / grant | 5,369 | 5,369 | Form 4 |
| 2026-06-10 | PCRX | Award / grant | 10,891 | 10,891 | Form 4 |
| 2026-06-10 | PCRX | Award / grant | 6,405 | 19,798 | Form 4 |
| 2026-01-15 | IONS | Option exercise | 1,930 | 7,940 | Form 4 |
| 2026-01-15 | IONS | Option exercise | 1,930 | 7,150 | Form 4 |
| 2025-07-15 | IONS | Option exercise | 4,079 | 9,080 | Form 4 |
| 2025-07-15 | IONS | Option exercise | 4,079 | 6,010 | Form 4 |
| 2025-07-01 | IONS | Award / grant | 5,220 | 13,159 | Form 4 |
| 2025-07-01 | IONS | Award / grant | 11,518 | 11,518 | Form 4 |
| 2025-06-11 | PCRX | Award / grant | 11,279 | 11,279 | Form 4 |
| 2025-06-11 | PCRX | Award / grant | 6,163 | 13,393 | Form 4 |
| 2025-01-15 | IONS | Option exercise | 1,931 | 1,931 | Form 4 |
| 2025-01-15 | IONS | Option exercise | 1,931 | 7,939 | 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.