The Academic Student Employee Unit (BX) is a systemwide bargaining unit (except UCSF) comprised of graduate teaching assistants, readers, tutors and other instructional assistants who work in support of faculty and lecturers. Currently, the unit includes approximately 19,655* graduate students and is represented by the United Auto Workers (UAW) Local 2865.
An approximate breakdown of the number of BX represented graduate students at each location (except UCSF) is as follows:
| Location | Headcount |
|---|---|
| Berkeley | 3756 |
| Davis | 2376 |
| Irvine | 1664 |
| Los Angeles | 2688 |
| Merced | 526 |
| Riverside | 1650 |
| San Diego | 3690 |
| San Francisco | 1 |
| Santa Barbara | 1576 |
| Santa Cruz | 1728 |
| Total | 19655 |
*FTP Data, April 2022