| 2026-08-06 | 10-Q | 10-Q filed 2026-08-06 by BARRETT BUSINESS SERVICES INC |
| 2026-08-05 | 8-K | 8-K filed 2026-08-05 by BARRETT BUSINESS SERVICES INC |
| 2026-06-03 | 8-K | 8-K filed 2026-06-03 by BARRETT BUSINESS SERVICES INC |
| 2026-05-07 | 10-Q | 10-Q filed 2026-05-07 by BARRETT BUSINESS SERVICES INC |
| 2026-05-06 | 8-K | 8-K filed 2026-05-06 by BARRETT BUSINESS SERVICES INC |
| 2026-04-20 | DEF 14A | DEF 14A filed 2026-04-20 by BARRETT BUSINESS SERVICES INC |
| 2026-03-31 | 8-K | 8-K filed 2026-03-31 by BARRETT BUSINESS SERVICES INC |
| 2026-02-26 | 10-K | 10-K filed 2026-02-26 by BARRETT BUSINESS SERVICES INC |
| 2026-02-25 | 8-K | 8-K filed 2026-02-25 by BARRETT BUSINESS SERVICES INC |
| 2025-11-06 | 10-Q | 10-Q filed 2025-11-06 by BARRETT BUSINESS SERVICES INC |
| 2025-11-05 | 8-K | 8-K filed 2025-11-05 by BARRETT BUSINESS SERVICES INC |
| 2025-09-23 | 8-K | 8-K filed 2025-09-23 by BARRETT BUSINESS SERVICES INC |
| 2025-08-07 | 10-Q | 10-Q filed 2025-08-07 by BARRETT BUSINESS SERVICES INC |
| 2025-08-06 | 8-K | 8-K filed 2025-08-06 by BARRETT BUSINESS SERVICES INC |
| 2025-06-04 | 8-K | 8-K filed 2025-06-04 by BARRETT BUSINESS SERVICES INC |
| 2025-06-04 | 8-K | 8-K filed 2025-06-04 by BARRETT BUSINESS SERVICES INC |
| 2025-05-08 | 10-Q | 10-Q filed 2025-05-08 by BARRETT BUSINESS SERVICES INC |
| 2025-05-07 | 8-K | 8-K filed 2025-05-07 by BARRETT BUSINESS SERVICES INC |
| 2025-04-21 | DEF 14A | DEF 14A filed 2025-04-21 by BARRETT BUSINESS SERVICES INC |
| 2025-04-07 | 8-K | 8-K filed 2025-04-07 by BARRETT BUSINESS SERVICES INC |
| 2025-03-03 | 10-K/A | 10-K/A filed 2025-03-03 by BARRETT BUSINESS SERVICES INC |
| 2025-02-28 | 10-K | 10-K filed 2025-02-28 by BARRETT BUSINESS SERVICES INC |
| 2025-02-26 | 8-K | 8-K filed 2025-02-26 by BARRETT BUSINESS SERVICES INC |
| 2024-12-17 | 8-K | 8-K filed 2024-12-17 by BARRETT BUSINESS SERVICES INC |
| 2024-11-07 | 10-Q | 10-Q filed 2024-11-07 by BARRETT BUSINESS SERVICES INC |
| 2024-11-06 | 8-K | 8-K filed 2024-11-06 by BARRETT BUSINESS SERVICES INC |
| 2024-08-01 | 10-Q | 10-Q filed 2024-08-01 by BARRETT BUSINESS SERVICES INC |
| 2024-07-31 | 8-K | 8-K filed 2024-07-31 by BARRETT BUSINESS SERVICES INC |
| 2024-06-05 | 8-K | 8-K filed 2024-06-05 by BARRETT BUSINESS SERVICES INC |
| 2024-05-02 | 10-Q | 10-Q filed 2024-05-02 by BARRETT BUSINESS SERVICES INC |