Bigley Deirdre Mary
Director · SSTK, SRAD
As of 2026-09-16, Bigley Deirdre Mary has 9 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 |
|---|---|---|---|---|---|---|---|
| 2026-04-30 | SRAD | Purchase | 3,940 @ $12.57 | $50K | +39.6% of holding | 13,897 | Form 4 |
8 award / exercise / gift records — not counted as purchases
| Date | Company | Action | Shares | Owned after | Filing |
|---|---|---|---|---|---|
| 2026-06-10 | SSTK | Option exercise | 9,700 | 28,582 | Form 4 |
| 2026-06-10 | SSTK | Award / grant | 11,239 | 11,239 | Form 4 |
| 2026-06-10 | SSTK | Option exercise | 9,700 | 0 | Form 4 |
| 2026-05-20 | SRAD | Award / grant | 13,167 | 18,768 | Form 4 |
| 2026-05-15 | SRAD | Withheld for tax | 1,868 | 5,601 | Form 4 |
| 2025-06-10 | SSTK | Award / grant | 9,700 | 9,700 | Form 4 |
| 2025-06-06 | SSTK | Option exercise | 4,318 | 18,882 | Form 4 |
| 2025-06-06 | SSTK | Option exercise | 4,318 | 0 | 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.