Ciesinski David Alan
Director · Officer · MZTI, WTRG, LANC
As of 2026-09-16, Ciesinski David Alan has 11 Form 4 transactions on record across 3 companies — 5 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 |
|---|---|---|---|---|---|---|---|
| 2025-02-13 | LANC | Sale | 17,000 @ $191.19 | $3.3M | −23.7% of holding | 54,644 | Form 4 |
10 award / exercise / gift records — not counted as purchases
| Date | Company | Action | Shares | Owned after | Filing |
|---|---|---|---|---|---|
| 2026-08-25 | MZTI | Withheld for tax | 1,611 | 59,522 | Form 4 |
| 2026-08-25 | MZTI | Award / grant | 4,177 | 61,133 | Form 4 |
| 2026-08-18 | MZTI | Award / grant | 14,406 | 14,406 | Form 4 |
| 2026-08-15 | MZTI | Withheld for tax | 2,055 | 56,956 | Form 4 |
| 2026-06-23 | WTRG | Award / grant | 3,666 | 16,800 | Form 4 |
| 2025-08-21 | MZTI | Withheld for tax | 5,840 | 59,011 | Form 4 |
| 2025-08-21 | MZTI | Award / grant | 12,881 | 64,851 | Form 4 |
| 2025-08-16 | MZTI | Withheld for tax | 2,674 | 51,970 | Form 4 |
| 2025-08-12 | MZTI | Award / grant | 8,714 | 8,714 | Form 4 |
| 2025-06-23 | WTRG | Award / grant | 3,608 | 13,134 | 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.