Mesler Mark
Officer · ACHR
As of 2026-09-16, Mesler Mark has 17 Form 4 transactions on record across 1 company — 0 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 $3.7M
- Indirect $0
| ACHR | direct | 711,525 sh | $3.7M |
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 |
|---|---|---|---|---|---|---|---|
| 2025-05-16 | ACHR | Sale | 50,775 @ $12.99 | $659K | −6.7% of holding | 711,525 | Form 4 |
| 2025-03-31 | ACHR | Sale | 34,498 @ $7.04 | $243K | −5.0% of holding | 659,357 | Form 4 |
| 2025-03-04 | ACHR | Sale | 62,258 @ $7.70 | $479K | −9.0% of holding | 630,243 | Form 4 |
14 award / exercise / gift records — not counted as purchases
| Date | Company | Action | Shares | Owned after | Filing |
|---|---|---|---|---|---|
| 2025-05-15 | ACHR | Option exercise | 5,964 | 65,601 | Form 4 |
| 2025-05-15 | ACHR | Option exercise | 14,140 | 98,982 | Form 4 |
| 2025-05-15 | ACHR | Option exercise | 82,839 | 742,196 | Form 4 |
| 2025-05-15 | ACHR | Option exercise | 5,964 | 762,300 | Form 4 |
| 2025-05-15 | ACHR | Option exercise | 14,140 | 756,336 | Form 4 |
| 2025-05-15 | ACHR | Option exercise | 82,839 | 248,518 | Form 4 |
| 2025-03-28 | ACHR | Option exercise | 63,612 | 127,228 | Form 4 |
| 2025-03-28 | ACHR | Option exercise | 63,612 | 693,855 | Form 4 |
| 2025-03-01 | ACHR | Option exercise | 5,963 | 692,501 | Form 4 |
| 2025-03-01 | ACHR | Option exercise | 82,839 | 331,357 | Form 4 |
| 2025-03-01 | ACHR | Option exercise | 82,839 | 672,397 | Form 4 |
| 2025-03-01 | ACHR | Option exercise | 5,963 | 71,565 | Form 4 |
| 2025-03-01 | ACHR | Option exercise | 14,141 | 113,122 | Form 4 |
| 2025-03-01 | ACHR | Option exercise | 14,141 | 686,538 | 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.