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GAMCO Investors’s Kaiser Aluminum KALU Stock Holding History

GAMCO Investors’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 		$759K Sell
3,880
-4,139
-52% -$704K 0.01% 652
2026
Q1 		$966K Sell
8,019
-415
-5% -$52.5K 0.01% 631
2025
Q4 		$969K Sell
8,434
-43
-0.5% -$4.09K 0.01% 656
2025
Q3 		$654K Sell
8,477
-2,613
-24% -$208K 0.01% 745
2025
Q2 		$886K Buy
+11,090
New +$755K 0.01% 687

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

GAMCO Investors's KALU Position: Q2 2026 in Review

GAMCO Investors reduced its Kaiser Aluminum (KALU) stake by 52% in Q2 2026, selling an estimated $704K and leaving 3,880 shares worth $759K. The position accounts for 0.01% of the portfolio, ranked #652.

GAMCO Investors first reported a position in KALU in Q2 2025 and has held it in 5 quarters since. The position peaked at $969K in Q4 2025. 335 funds tracked by Wall St. Rank hold KALU as of Q2 2026.

  • GAMCO Investors held 3,880 shares of Kaiser Aluminum worth $759K as of Q2 2026.
  • GAMCO Investors sold 4,139 Kaiser Aluminum shares in Q2 2026, an estimated $704K.
  • Kaiser Aluminum made up 0.01% of GAMCO Investors's portfolio in Q2 2026, its #652 holding.
  • GAMCO Investors first reported a position in Kaiser Aluminum in Q2 2025 and has held it in 5 quarters since.
  • GAMCO Investors's Kaiser Aluminum position peaked at $969K in Q4 2025.
  • 335 funds tracked by Wall St. Rank held Kaiser Aluminum as of Q2 2026.

Based on GAMCO Investors's 13F filing for Q2 2026, filed 12 Aug 2026.