KALUKaiser Aluminum Corporation

$151.45+100% 1Y

Who owns KALU

330 institutions reported holding KALU for 2026Q2, together 97% of the company, more than the 283 a quarter earlier.

330

Institutions reporting a position · as of 2026Q2 · up from 283 the quarter before

Shares held by institutions
16.4M

Shares held by institutions · 97% of the company · long US equity positions only, as reported on Form 13F

Reported value
$3.21B

Reported value · at Jun 30, 2026 prices, not today's

Top 5 holders
47%

Top 5 holders · of the whole company, between five filers

Details›
Reporting quarter2026-06-30
2026Q2
Quarters on record
53
New positions
80
Positions exited
35
Added to
101
Reduced
97
Top 10 holdersof the company
59%
Shares sold shortsettled Sep 15, 2026
0.9M
Short interestof shares outstanding
5.6%
Days to coverat the average daily volume
5.1
Change in the short positionsince the Aug 31, 2026 count
+3.0%
Institutional ownership by quarter, 2013Q2 to 2026Q2
QuarterFilersSharesReported value
2026Q233016.4M$3.21B
2026Q128315.9M$1.92B
2025Q426215.8M$1.81B
2025Q321015.3M$1.18B
2025Q219515.3M$1.22B
2025Q120515.1M$914M
2024Q420615.5M$1.09B
2024Q321015.6M$1.13B
2024Q222316.2M$1.42B
2024Q119015.8M$1.41B
2023Q416215.9M$1.13B
2023Q315616.2M$1.22B
2023Q216016.4M$1.17B
2023Q117016.2M$1.21B
2022Q418216.0M$1.21B
2022Q316716.6M$1.02B
Largest reported holders, 2026Q2
HolderShares% of companyValue
BlackRock Inc.2.9M17%$562M
VANGUARD GROUP INC2.3M13%$443M
STATE STREET CORP1.3M7.8%$258M
DIMENSIONAL FUND ADVISORS LP0.8M4.6%$152M
NOMURA HOLDINGS INC0.7M4.0%$133M
GEODE CAPITAL MANAGEMENT LLC0.5M2.8%$92M
AMERICAN CENTURY COMPANIES INC0.4M2.6%$86M
BARROW HANLEY MEWHINNEY & STRAUSS LLC0.4M2.5%$82M
Fisher Asset Management, LLC0.4M2.1%$69M
FRANKLIN RESOURCES INC0.3M1.6%$53M
Short interest by settlement date, Aug 29, 2025 to Sep 15, 2026
SettlementShares shortOf shares outstandingDays to cover
Sep 15, 20260.9M5.6%5.1
Aug 31, 20260.9M5.5%3.7
Aug 14, 20260.9M5.1%3.8
Jul 31, 20260.7M4.4%2.6
Jul 15, 20260.8M4.7%3.0
Jun 30, 20260.9M5.4%2.3
Jun 15, 20260.8M4.5%3.6
May 29, 20260.6M3.5%2.5
May 15, 20260.6M3.3%2.5
Apr 30, 20260.5M3.0%1.3
Apr 15, 20260.5M2.8%2.3
Mar 31, 20260.5M2.8%1.8

SEC Form 13F data sets (DERA bulk files). 13F is quarterly, filed up to 45 days late, and covers long US equity positions only, no shorts, no derivatives, nothing held below the reporting threshold. The short position is FINRA's consolidated count for each twice-monthly settlement date, as a share of shares outstanding.

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