| Type | Filed | Filer | Subject | Shares Owned | Percent Owned | |
|---|---|---|---|---|---|---|
| SC 13G/A | 2021-02-12 | DIMENSIONAL FUND ADVISORS LP | KAISER ALUMINUM CORP | 884,889 | 5.6% | EDGAR |
| SC 13G | 2021-02-12 | MACQUARIE GROUP LTD | KAISER ALUMINUM CORP | 853,353 | 5.4% | EDGAR |
| SC 13G/A | 2021-02-10 | VANGUARD GROUP INC | KAISER ALUMINUM CORP | 1,780,312 | 11.3% | EDGAR |
| SC 13G | 2021-02-10 | STATE STREET CORP | KAISER ALUMINUM CORP | - | 6.1% | EDGAR |
| SC 13G | 2021-02-09 | VICTORY CAPITAL MANAGEMENT INC | KAISER ALUMINUM CORP | 807,328 | 5.1% | EDGAR |
| SC 13G/A | 2021-02-08 | FMR LLC | KAISER ALUMINUM CORP | 12,402 | 0.1% | EDGAR |
| SC 13G | 2021-01-25 | BlackRock Inc. | KAISER ALUMINUM CORP | 2,456,642 | 15.5% | EDGAR |
| SC 13G/A | 2020-02-12 | VANGUARD GROUP INC | KAISER ALUMINUM CORP | 1,842,630 | 11.6% | EDGAR |
| SC 13G/A | 2020-02-12 | DIMENSIONAL FUND ADVISORS LP | KAISER ALUMINUM CORP | 887,558 | 5.6% | EDGAR |
| SC 13G | 2020-02-07 | FMR LLC | KAISER ALUMINUM CORP | 832,705 | 5.2% | EDGAR |
| SC 13G/A | 2020-02-04 | BlackRock Inc. | KAISER ALUMINUM CORP | 2,449,306 | 15.4% | EDGAR |
| SC 13G/A | 2019-02-11 | VANGUARD GROUP INC | KAISER ALUMINUM CORP | 1,796,051 | 10.9% | EDGAR |
| SC 13G/A | 2019-02-08 | DIMENSIONAL FUND ADVISORS LP | KAISER ALUMINUM CORP | 893,824 | 5.4% | EDGAR |
| SC 13G/A | 2019-01-31 | BlackRock Inc. | KAISER ALUMINUM CORP | 2,345,611 | 14.2% | EDGAR |
| SC 13G/A | 2018-02-09 | VANGUARD GROUP INC | KAISER ALUMINUM CORP | 1,692,926 | 10.0% | EDGAR |
| SC 13G/A | 2018-02-09 | DIMENSIONAL FUND ADVISORS LP | KAISER ALUMINUM CORP | 893,824 | 5.3% | EDGAR |
| SC 13G/A | 2018-01-19 | BlackRock Inc. | KAISER ALUMINUM CORP | 2,159,759 | 12.8% | EDGAR |
| SC 13G/A | 2017-03-10 | VANGUARD GROUP INC | KAISER ALUMINUM CORP | 1,766,269 | 10.1% | EDGAR |
| SC 13G/A | 2017-02-10 | VANGUARD GROUP INC | KAISER ALUMINUM CORP | 1,723,545 | 9.6% | EDGAR |
| SC 13G/A | 2017-02-09 | DIMENSIONAL FUND ADVISORS LP | KAISER ALUMINUM CORP | 897,061 | 5.0% | EDGAR |