Jane Street
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Jane Street’s Kaiser Aluminum KALU Stock Holding History

Jane Street’s Portfolio KALU Stock Details KALU Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$1.33M Sell
6,800
-1,100
-14% -$187K ﹤0.01% 5934
2026
Q1 		$952K Buy
7,900
+5,100
+182% +$646K ﹤0.01% 6613
2025
Q4 		$322K Buy
+2,800
New +$266K ﹤0.01% 8681

Other funds holding KALU

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
NAMI
Nomura Asset Management International Philadelphia, Pennsylvania $66.6B AUM
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return
Barrow, Hanley, Mewhinney & Strauss
Barrow, Hanley, Mewhinney & Strauss Dallas, Texas $33B AUM 40.62% 1-Year Est. Return
Fisher Asset Management
Fisher Asset Management Camas, Washington $336B AUM 34.66% 1-Year Est. Return

Jane Street's KALU Position: Q2 2026 in Review

Jane Street increased its Kaiser Aluminum (KALU) stake by 114% in Q2 2026, buying an estimated $9.81M and bringing the position to 108,370 shares worth $21.2M. The position accounts for ﹤0.01% of the portfolio, ranked #2106.

Jane Street first reported a position in KALU in Q1 2014 and has held it in 23 quarters since. 336 funds tracked by Wall St. Rank hold KALU as of Q2 2026.

  • Jane Street held 108,370 shares of Kaiser Aluminum worth $21.2M as of Q2 2026.
  • Jane Street bought 57,699 Kaiser Aluminum shares in Q2 2026, an estimated $9.81M.
  • Kaiser Aluminum made up ﹤0.01% of Jane Street's portfolio in Q2 2026, its #2106 holding.
  • Jane Street first reported a position in Kaiser Aluminum in Q1 2014 and has held it in 23 quarters since.
  • 336 funds tracked by Wall St. Rank held Kaiser Aluminum as of Q2 2026.

Based on Jane Street's 13F filing for Q2 2026, filed 14 Aug 2026.