KALU

Kaiser Aluminum Corp

Company with tickers: KALU

CIK

811596

CUSIP

483007704

Shares Outstanding

16,340,606

13F Activity (30d)

250 filings 246 filers

Short Volume (Last 90 Days)

Date	Short Volume	Short Exempt	Total Volume	Short %
2026-05-27	49,705	0	81,120	61.3%
2026-05-26	29,002	1	68,116	42.6%
2026-05-22	24,891	0	48,511	51.3%
2026-05-21	33,970	0	79,129	42.9%
2026-05-20	53,641	32	75,573	71.0%
2026-05-19	61,340	0	115,753	53.0%
2026-05-18	28,422	0	57,064	49.8%
2026-05-15	37,701	146	66,394	56.8%
2026-05-14	23,209	0	41,371	56.1%
2026-05-13	39,449	4	74,927	52.6%
2026-05-12	43,418	289	90,314	48.1%
2026-05-11	29,558	0	56,159	52.6%
2026-05-08	28,871	10	54,728	52.8%
2026-05-07	27,808	166	99,874	27.8%
2026-05-06	34,460	145	75,290	45.8%
2026-05-05	28,855	43	79,751	36.2%
2026-05-04	65,293	616	192,816	33.9%
2026-05-01	44,978	443	92,784	48.5%
2026-04-30	67,617	0	103,826	65.1%
2026-04-29	52,807	1	75,239	70.2%
2026-04-28	45,951	0	97,632	47.1%
2026-04-27	74,880	50	231,293	32.4%
2026-04-24	80,375	75	192,264	41.8%
2026-04-23	94,572	18	255,795	37.0%
2026-04-22	138,159	21	193,553	71.4%
2026-04-21	77,499	1,377	168,225	46.1%
2026-04-20	58,372	107	128,551	45.4%
2026-04-17	34,636	202	65,145	53.2%
2026-04-16	51,442	52	115,409	44.6%
2026-04-15	25,513	42	64,032	39.8%
2026-04-14	19,576	260	42,276	46.3%
2026-04-13	22,846	0	49,706	46.0%
2026-04-10	23,387	0	37,601	62.2%
2026-04-09	41,954	0	68,075	61.6%
2026-04-08	38,070	99	87,254	43.6%
2026-04-07	34,906	0	62,164	56.2%
2026-04-06	25,091	0	43,251	58.0%