Form 4 for BKU BankUnited, Inc.
Accepted 2026-08-21 17:03:16 ET · period of report 2026-08-20 · accession 0001504008-26-000083 · 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| D | 2026-08-21 17:03 | 2026-08-20 | BKU | Mackey James G. | CFO | M - OptEx | $0.00 | +8,937 | 8,937 | New | $0 |
| D | 2026-08-21 17:03 | 2026-08-20 | BKU | Mackey James G. | CFO | F - Tax | $46.83 | -3,517 | 5,420 | -39% | -$164.7K |
| D | 2026-08-21 17:03 | 2026-08-20 | BKU | Mackey James G. | CFO | M - OptEx | $0.00 | -8,937 | 26.7K | -25% | $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, par value $0.01 | 2026-08-20 | M | A | 8,937 | $0.00 | 8,937 | D | — | — | |
| 2 | Common | Common Stock, par value $0.01 | 2026-08-20 | F | D | 3,517 | $46.83 | 5,420 | D | — | — | (F1) Shares of BankUnited, Inc. common stock withheld by the Issuer to satisfy the tax withholding obligation of the reporting person arising from the vesting of restricted shares on August 20, 2026. These shares were not sold by the reporting person but were instead withheld from the total number of vested shares received by the reporting person from the Issuer. |
| 3 | Derivative | Restricted Share Unit | 2026-08-20 | M | D | 8,937 | $0.00 | 26,731 | D | — · — to — | 8,937 Common Stock, par value $0.01 per share | (F2) Each restricted share unit represents the right to receive, at settlement, one share of common stock or cash in an amount equal to the fair market value of one share of common stock. (F3) Issued pursuant to the terms of the BankUnited, Inc. 2023 Omnibus Equity Incentive Plan. 8,937 units vested on August 20, 2026, 8,936 units will vest on August 20, 2027, and 8,937 will vest on August 20, 2028. (F3) Issued pursuant to the terms of the BankUnited, Inc. 2023 Omnibus Equity Incentive Plan. 8,937 units vested on August 20, 2026, 8,936 units will vest on August 20, 2027, and 8,937 will vest on August 20, 2028. |