| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| GARDNER STEVEN R | Chairman, President & CEO, Director | 17901 VON KARMAN AVE., SUITE 1200, IRVINE | /s/ Steven R. Gardner | 27 Aug 2025 | 0001267342 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | PPBI | PPBI Common Stock | Options Exercise | +202K | +97.77% | 408K | 25 Aug 2025 | Direct | F1 | ||
| transaction | PPBI | PPBI Common Stock | Options Exercise | +17.6K | +4.31% | 425K | 25 Aug 2025 | Direct | F2 | ||
| transaction | PPBI | PPBI Common Stock | Tax liability | -$3.8M | -156K | -36.8% | $24.30 | 269K | 25 Aug 2025 | Direct | F3 |
| holding | PPBI | PPBI Common Stock | 370K | 25 Aug 2025 | By The Gardner Family Trust |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | PPBI | PPBI Restricted Stock Unit | Options Exercise | $0 | -70.3K | -100% | $0.00 | 0 | 25 Aug 2025 | PPBI Common Stock | 70.3K | Direct | F4, F5 | |
| transaction | PPBI | PPBI Restricted Stock Unit | Options Exercise | $0 | -60.8K | -100% | $0.00 | 0 | 25 Aug 2025 | PPBI Common Stock | 60.8K | Direct | F4, F5 | |
| transaction | PPBI | PPBI Restricted Stock Unit | Options Exercise | $0 | -70.4K | -100% | $0.00 | 0 | 25 Aug 2025 | PPBI Common Stock | 70.4K | Direct | F4, F5 | |
| transaction | PPBI | Dividend Equivalent Rights | Options Exercise | -17.6K | -100% | 0 | 25 Aug 2025 | PPBI Common Stock | 17.6K | Direct | F2, F5 |
| Id | Content |
|---|---|
| F1 | Represents the acquisition of 201,505 shares of common stock underlying Restricted Stock Units that were accelerated and fully vested in connection with the Agreement and Plan of Merger (the "Merger Agreement"), dated as of April 23, 2025, by and among Columbia Banking System, Inc. ("Columbia"), Pacific Premier Bancorp, Inc. (the "Issuer") and Balboa Merger Sub, Inc., pursuant to which the Issuer plans to merge with and into Columbia on or about September 1, 2025. |
| F2 | Each dividend equivalent right is the economic equivalent of one share of common stock. Dividend equivalent rights accrue on the reporting person's Restricted Stock Units and become vested proportionately with the Restricted Stock Units. |
| F3 | Reflects payment of tax liability by withholding shares of stock incident to accelerated vesting of restricted stock, restricted stock units and dividend equivalent rights previously issued. The accelerated vesting and the release of stock was in connection with the Merger Agreement. |
| F4 | Each Restricted Stock Unit represents the right to receive one share of common stock. Performance metrics, terms and/or conditions to which these Restricted Stock Units were originally subject were deemed, pursuant to the Merger Agreement, to have been achieved or satisfied, as applicable, at the target levels. |
| F5 | Not applicable. |