Witzeman Michael D
Officer · CHE
As of 2026-09-16, Witzeman Michael D has 16 Form 4 transactions on record across 1 company — 7 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
- Direct $1.8M
- Indirect $0
| CHE | direct | 3,464 sh | $1.8M |
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 |
|---|
16 award / exercise / gift records — not counted as purchases
| Date | Company | Action | Shares | Owned after | Filing |
|---|---|---|---|---|---|
| 2026-02-13 | CHE | Option exercise | 413 | 6,073 | Form 4 |
| 2026-02-13 | CHE | Withheld for tax | 120 | 5,953 | Form 4 |
| 2026-02-13 | CHE | Option exercise | 333 | 2,070 | Form 4 |
| 2026-02-13 | CHE | Option exercise | 333 | 2,403 | Form 4 |
| 2026-02-13 | CHE | Option exercise | 0 | 6,073 | Form 4 |
| 2026-02-13 | CHE | Award / grant | 1,394 | 3,464 | Form 4 |
| 2025-10-21 | CHE | Award / grant | 19,486 | 53,970 | Form 4 |
| 2025-03-10 | CHE | Withheld for tax | 7,494 | 5,660 | Form 4 |
| 2025-03-10 | CHE | Option exercise | 8,796 | 34,484 | Form 4 |
| 2025-03-10 | CHE | Option exercise | 8,796 | 13,154 | Form 4 |
| 2025-02-14 | CHE | Option exercise | 652 | 4,436 | Form 4 |
| 2025-02-14 | CHE | Withheld for tax | 276 | 4,358 | Form 4 |
| 2025-02-14 | CHE | Option exercise | 198 | 4,634 | Form 4 |
| 2025-02-14 | CHE | Award / grant | 1,128 | 2,736 | Form 4 |
| 2025-02-14 | CHE | Option exercise | 323 | 1,608 | Form 4 |
| 2025-02-14 | CHE | Option exercise | 323 | 1,931 | 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.