Form 4 for MKL MARKEL GROUP INC.
Accepted 2026-04-15 16:32:53 ET · period of report 2026-03-31 · accession 0001873434-26-000004 · 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026-04-15 16:32 | 2026-03-31 | MKL | Costanzo Brian J. | CFO | J - Other | $1,626.96 | +1.84 | 1,613 | +0.1% | +$3,000 |
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 | 2026-03-31 | J | A | 1.84 | $1,626.96 | 1,613.03 | D | — | — | (F1) Shares acquired under the qualified component of the MKL 2020 Employee Stock Purchase Plan in a transaction exempt under Exchange Act Rule 16b-3(c). |