ABERNETHY MATT
Director · Officer · NBIX, FATE
As of 2026-09-16, ABERNETHY MATT has 36 Form 4 transactions on record across 2 companies — 21 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 |
|---|---|---|---|---|---|---|---|
| 2026-09-14 | NBIX | Sale | 2,311 @ $157.20 | $363K | −5.1% of holding | 42,808 | Form 4 |
| 2025-02-13 | NBIX | Sale | 1,352 @ $116.85 | $158K | −3.7% of holding | 34,775 | Form 4 |
| 2025-02-13 | NBIX | Sale | 1,206 @ $116.87 | $141K | −3.3% of holding | 35,810 | Form 4 |
| 2025-02-10 | NBIX | Sale | 980 @ $118.27 | $116K | −2.8% of holding | 33,561 | Form 4 |
| 2025-01-31 | NBIX | Sale | 1,283 @ $152.87 | $196K | −3.8% of holding | 32,681 | Form 4 |
31 award / exercise / gift records — not counted as purchases
| Date | Company | Action | Shares | Owned after | Filing |
|---|---|---|---|---|---|
| 2026-09-11 | NBIX | Withheld for tax | 2,709 | 45,119 | Form 4 |
| 2026-09-11 | NBIX | Award / grant | 5,020 | 47,828 | Form 4 |
| 2026-06-12 | FATE | Award / grant | 87,900 | 87,900 | Form 4 |
| 2026-03-04 | NBIX | Gift | 2,249 | 42,808 | Form 4 |
| 2026-02-13 | NBIX | Withheld for tax | 5,378 | 44,881 | Form 4 |
| 2026-02-13 | NBIX | Withheld for tax | 1,385 | 40,291 | Form 4 |
| 2026-02-13 | NBIX | Withheld for tax | 1,210 | 39,110 | Form 4 |
| 2026-02-13 | NBIX | Option exercise | 2,566 | 2,566 | Form 4 |
| 2026-02-13 | NBIX | Award / grant | 7,735 | 7,735 | Form 4 |
| 2026-02-13 | NBIX | Award / grant | 44,095 | 44,095 | Form 4 |
| 2026-02-13 | NBIX | Option exercise | 2,241 | 4,484 | Form 4 |
| 2026-02-13 | NBIX | Option exercise | 2,566 | 41,676 | Form 4 |
| 2026-02-13 | NBIX | Option exercise | 2,241 | 40,320 | Form 4 |
| 2026-02-13 | NBIX | Award / grant | 9,968 | 50,259 | Form 4 |
| 2026-02-12 | NBIX | Withheld for tax | 1,151 | 38,079 | Form 4 |
| 2026-02-12 | NBIX | Option exercise | 2,133 | 39,230 | Form 4 |
| 2026-02-12 | NBIX | Option exercise | 2,133 | 6,401 | Form 4 |
| 2026-01-31 | NBIX | Withheld for tax | 1,368 | 37,097 | Form 4 |
| 2026-01-31 | NBIX | Option exercise | 2,437 | 0 | Form 4 |
| 2026-01-31 | NBIX | Option exercise | 2,437 | 38,465 | Form 4 |
| 2025-05-29 | FATE | Award / grant | 110,000 | 110,000 | Form 4 |
| 2025-02-13 | NBIX | Option exercise | 2,566 | 5,132 | Form 4 |
| 2025-02-13 | NBIX | Option exercise | 2,241 | 37,016 | Form 4 |
| 2025-02-13 | NBIX | Option exercise | 2,241 | 6,725 | Form 4 |
| 2025-02-13 | NBIX | Option exercise | 2,566 | 36,127 | Form 4 |
| 2025-02-12 | NBIX | Award / grant | 8,534 | 8,534 | Form 4 |
| 2025-02-12 | NBIX | Award / grant | 45,538 | 45,538 | Form 4 |
| 2025-02-08 | NBIX | Option exercise | 1,860 | 34,541 | Form 4 |
| 2025-02-08 | NBIX | Option exercise | 1,860 | 0 | Form 4 |
| 2025-01-31 | NBIX | Option exercise | 2,436 | 2,437 | Form 4 |
| 2025-01-31 | NBIX | Option exercise | 2,436 | 33,964 | 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.