Form 4 for MEC Mayville Engineering Company, Inc.
Accepted 2026-04-23 16:58:56 ET · period of report 2026-04-21 · accession 0000897069-26-000947 · SEC index · Original document
Summary rows
Aggregated the way they appear in lists: one row per insider, transaction code and security table.
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| DM | 2026-04-23 16:58 | 2026-04-21 | MEC | Fisher Steven L | Dir | M - OptEx | $0.00 | +50.2K | 80.7K | +165% | $0 |
| DM | 2026-04-23 16:58 | 2026-04-21 | MEC | Fisher Steven L | Dir | M - OptEx | $0.00 | -50.2K | 0 | -100% | $0 |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | Table | Security | Date | Code | A/D | Shares | Price | Owned after | Own | Exercise / expiry | Underlying | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Common | Common Stock | 2026-04-21 | M | A | 5,883 | $0.00 | 36,365 | D | — | — | |
| 2 | Common | Common Stock | 2026-04-21 | M | A | 19,532 | $0.00 | 55,897 | D | — | — | |
| 3 | Common | Common Stock | 2026-04-21 | M | A | 14,485 | $0.00 | 70,382 | D | — | — | |
| 4 | Common | Common Stock | 2026-04-21 | M | A | 10,331 | $0.00 | 80,713 | D | — | — | |
| 5 | Derivative | Director Deferred Stock Units | 2026-04-21 | M | D | 5,883 | $0.00 | 34,017 | D | $0.00 · — to — | 5,883 Common Stock | (F1) The balance includes vested RSUs that were deferred by the reporting person, which settled upon the reporting person's retirement or separation from the company. (F1) The balance includes vested RSUs that were deferred by the reporting person, which settled upon the reporting person's retirement or separation from the company. |
| 6 | Derivative | Director Deferred Stock Units | 2026-04-21 | M | D | 19,532 | $0.00 | 14,485 | D | $0.00 · — to — | 19,532 Common Stock | (F1) The balance includes vested RSUs that were deferred by the reporting person, which settled upon the reporting person's retirement or separation from the company. (F1) The balance includes vested RSUs that were deferred by the reporting person, which settled upon the reporting person's retirement or separation from the company. |
| 7 | Derivative | Director Deferred Stock Units | 2026-04-21 | M | D | 14,485 | $0.00 | 0 | D | $0.00 · — to — | 14,485 Common Stock | (F1) The balance includes vested RSUs that were deferred by the reporting person, which settled upon the reporting person's retirement or separation from the company. (F1) The balance includes vested RSUs that were deferred by the reporting person, which settled upon the reporting person's retirement or separation from the company. |
| 8 | Derivative | Director Restricted Stock Units | 2026-04-21 | M | D | 10,331 | $0.00 | 0 | D | $0.00 · — to — | 10,331 Common Stock | (F2) The restricted stock units vested 100% one year from the grant date. (F2) The restricted stock units vested 100% one year from the grant date. |