Form 4 for MRCY MERCURY SYSTEMS INC
Accepted 2026-09-23 17:37:17 ET · period of report 2026-09-21 · accession 0001049521-26-000083 · 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| T | 2026-09-23 17:37 | 2026-09-21 | MRCY | KUPINSKY STUART | EVP, CLO, Corp Sec | S - Sale | $86.52 | -1,000 | 61.0K | -2% | -$86.5K |
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 | 2026-09-21 | S | D | 1,000 | $86.52 | 60,971 | D | — | — | (F1) Represents the sale of shares effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on May 7, 2026. |