Muller Luis A
Director · Officer · RAL, COHU, CLS
As of 2026-09-16, Muller Luis A has 23 Form 4 transactions on record across 3 companies — 12 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 |
|---|---|---|---|---|---|---|---|
| 2026-05-22 | COHU | Sale | 45,154 @ $46.62 | $2.1M | −4.6% of holding | 927,619 | Form 4 |
22 award / exercise / gift records — not counted as purchases
| Date | Company | Action | Shares | Owned after | Filing |
|---|---|---|---|---|---|
| 2026-06-05 | RAL | Award / grant | 1,698 | 10,389 | Form 4 |
| 2026-06-05 | RAL | Award / grant | 3,225 | 8,691 | Form 4 |
| 2026-03-14 | COHU | Other acquisition | 66,006 | 972,773 | Form 4 |
| 2026-03-14 | COHU | Withheld for tax | 13,271 | 1,038,779 | Form 4 |
| 2026-03-12 | COHU | Withheld for tax | 8,851 | 1,052,050 | Form 4 |
| 2026-03-11 | COHU | Withheld for tax | 17,376 | 1,060,901 | Form 4 |
| 2026-03-10 | COHU | Award / grant | 98,071 | 1,078,277 | Form 4 |
| 2026-03-10 | COHU | Award / grant | 98,071 | 980,206 | Form 4 |
| 2026-01-28 | CLS | Award / grant | 37 | 37 | Form 4 |
| 2025-12-31 | CLS | Award / grant | 267 | 1,116 | Form 4 |
| 2025-09-30 | CLS | Award / grant | 325 | 849 | Form 4 |
| 2025-06-30 | RAL | Award / grant | 2,063 | 5,466 | Form 4 |
| 2025-06-30 | CLS | Award / grant | 524 | 524 | Form 4 |
| 2025-06-30 | RAL | Award / grant | 3,403 | 3,403 | Form 4 |
| 2025-03-31 | CLS | Award / grant | 976 | 43,539 | Form 4 |
| 2025-03-15 | COHU | Withheld for tax | 3,833 | 882,135 | Form 4 |
| 2025-03-14 | COHU | Other acquisition | 32,742 | 911,062 | Form 4 |
| 2025-03-14 | COHU | Withheld for tax | 25,094 | 885,968 | Form 4 |
| 2025-03-12 | COHU | Withheld for tax | 8,946 | 943,804 | Form 4 |
| 2025-03-11 | COHU | Award / grant | 97,067 | 807,149 | Form 4 |
| 2025-03-11 | COHU | Award / grant | 145,601 | 952,750 | Form 4 |
| 2024-12-31 | CLS | Award / grant | 771 | 42,563 | 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.