MULLIGAN WILLIAM C
Director · UEIC, TFSL
As of 2026-09-16, MULLIGAN WILLIAM C has 22 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 |
|---|
22 award / exercise / gift records — not counted as purchases
| Date | Company | Action | Shares | Owned after | Filing |
|---|---|---|---|---|---|
| 2026-05-19 | UEIC | Option exercise | 18,437 | 0 | Form 4 |
| 2026-05-19 | UEIC | Option exercise | 18,437 | 77,104 | Form 4 |
| 2026-05-19 | UEIC | Option exercise | 18,437 | 77,104 | Form 4 |
| 2025-12-18 | TFSL | Award / grant | 5,000 | 5,000 | Form 4 |
| 2025-12-10 | TFSL | Option exercise | 5,100 | 68,900 | Form 4 |
| 2025-12-10 | TFSL | Option exercise | 5,100 | 0 | Form 4 |
| 2025-07-01 | UEIC | Option exercise | 1,250 | 0 | Form 4 |
| 2025-07-01 | UEIC | Award / grant | 18,437 | 18,437 | Form 4 |
| 2025-07-01 | UEIC | Option exercise | 1,250 | 58,667 | Form 4 |
| 2025-05-27 | UEIC | Option exercise | 6,004 | 1,250 | Form 4 |
| 2025-05-27 | UEIC | Option exercise | 6,004 | 57,417 | Form 4 |
| 2025-05-27 | UEIC | Option exercise | 6,004 | 57,417 | Form 4 |
| 2025-04-01 | UEIC | Option exercise | 1,250 | 7,254 | Form 4 |
| 2025-04-01 | UEIC | Option exercise | 1,250 | 51,413 | Form 4 |
| 2025-04-01 | UEIC | Option exercise | 1,250 | 51,413 | Form 4 |
| 2025-02-21 | TFSL | Option exercise | 3,900 | 0 | Form 4 |
| 2025-02-21 | TFSL | Option exercise | 3,900 | 63,800 | Form 4 |
| 2025-01-01 | UEIC | Option exercise | 1,250 | 8,504 | Form 4 |
| 2025-01-01 | UEIC | Option exercise | 1,250 | 50,163 | Form 4 |
| 2025-01-01 | UEIC | Option exercise | 1,250 | 50,163 | Form 4 |
| 2024-12-19 | TFSL | Award / grant | 5,100 | 5,100 | Form 4 |
| 2024-12-13 | UEIC | Award / grant | 6,004 | 9,754 | 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.