Company: COST
Filing Date: 2025-06-27
Form Type: 11-K
Source: 0000909832-25-000038
Chunk: 19

Company: COSTCO WHOLESALE CORP /NEW
Filing Date: 2025-06-27
Form: 11-K
Chunk 19
---
                  |     |          |     | ** |     |                   | 2,427 |
|                                       |     | Liberty Media Corp., Series C             |     | Common Stock                  |     |          |     | ** |     |                   | 9,289 |
|                                       |     | Live Oak Bancshares Inc.                  |     | Common Stock                  |     |          |     | ** |     |                   | 2,599 |
|                                       |     | Loar Holdings Inc.                        |     | Common Stock                  |     |          |     | ** |     |                   |   587 |
|                                       |     | Louisiana-Pacific Corp.                   |     | Common Stock                  |     |          |     | ** |     |                   | 1,898 |
|                                       |     | MACOM Technology Solutions Holdings Inc.  |     | Common Stock                  |     |          |     | ** |     |                   | 1,798 |
|                                       |     | Madison Square Garden Sports Corp.        |     | Common Stock                  |     |          |     | ** |     |                   | 1,955 |

<div align='center'>18</div>

#### COSTCO 401(k) RETIREMENT PLAN
<div align='center'>Schedule H, Line 4i – Schedule of Assets (Held at End of Year) (Continued)

December 31, 2024

(in thousands)</div>

| (a) (b) Identity of issuer, borrower, 
 lessor, or similar party              |     |                                      |     | (c) Description of investment |     | (d) Cost |     |    |     | (e) Current value |       |
|                                       |     | Magnolia Oil & Gas Corp., Class A    |     | Common Stock                  |     |          |     | ** |     |                   | 1,956 |
|                                       |     | Marqeta Inc.                         |     | Common Stock                  |     |          |     | ** |     |                   | 1,203 |
|                                       |     | Masimo Corp.                         |     | Common Stock                  |     |          |     | ** |     |                   | 8,215 |
|                                       |     | Matador Resources Co.                |     | Common Stock                  |     |          |     | ** |     |                   |   213 |
|                                       |     | McGrath RentCorp                     |     | Common Stock                  |     |