Company: RWT-PA
Filing Date: 2025-04-01
Form Type: DEFA14A
Source: 0000930236-25-000013
Chunk: 0

Company: REDWOOD TRUST INC
Filing Date: 2025-04-01
Form: DEFA14A
Chunk 0
---
### UNITED STATES

### SECURITIES AND EXCHANGE COMMISSION

#### Washington, D.C. 20549

#### SCHEDULE 14A
<div align='center'>(RULE 14a-101)</div>

#### SCHEDULE 14A INFORMATION

#### Proxy Statement Pursuant to Section 14(a) of the

#### Securities Exchange Act of 1934
| Filed by the Registrant: |     | ý |

| Filed by a Party other than the Registrant: |     | o |

Check the appropriate box:

| o |     | Preliminary Proxy Statement |

| o |     | Confidential, for Use of the Commission Only (as Permitted by Rule 14a-6(e)(2)) |

| o |     | Definitive Proxy Statement |

| ý |     | Definitive Additional Materials |

| o |     | Soliciting Material Pursuant to §240.14a-12 |

#### REDWOOD TRUST, INC.
| (Name of Registrant as Specified in Its Charter)                         |
| (Name of Person(s) Filing Proxy Statement, if other than the Registrant) |

Payment of Filing Fee (Check the appropriate box):

| ý |     |                                                                                                                                                                                                                                                                    No fee required. |     |                                                                                                                                                                                                   |
| o |     |                                                                                                                                                                                                            Fee computed on table below per Exchange Act Rules 14a-6(i)(1) and 0-11. |     |                                                                                                                                                                                                   |
|   |     |                                                                                                                                                                                                                                                                                  -1 |     | Title of each class of securities to which transaction applies:                                                                                                                                   |
|   |     |                                                                                                                                                                                                                                                                                  -2 |     | Aggregate number of securities to which transaction applies:                                                                                                                                      |
|   |     |                                                                                                                                                                                                                                                                                  -3 |     | Per unit price or other underlying value of transaction computed pursuant to Exchange Act Rule 0-11 (set forth the amount on which the filing fee is calculated and state how it was determined): |
|   |     |                                                                                                                                                                                                                                                                                  -4 |     | Proposed maximum aggregate value of transaction:                                                                                                                                                  |
|   |     |                                                                                                                                                                                                                                                                                  -5 |     | Total fee paid:                                                                                                                                                                                   |
| o |     |                                                                                                                                                                                                                                     Fee paid previously with preliminary materials. |     |                                                                                                                                                                                                   |
| o |     | Check box if any part of the fee is offset as provided by Exchange Act Rule 0-11(a)(2) and identify the filing for which the offsetting fee was paid previously