Kaiser Aluminum
KALU
335 hedge funds and large institutions have $3.21B invested in Kaiser Aluminum in 2026 Q2 according to their latest regulatory filings, with 82 funds opening new positions, 113 increasing their positions, 102 reducing their positions, and 30 closing their positions.
389% more call options, than puts
Call options by funds: $14.3M | Put options by funds: $2.93M
173% more first-time investments, than exits
New positions opened: 82 | Existing positions closed: 30
100% more funds holding in top 10
Funds holding in top 10: 1 → 2 (+1)
67% more capital invested
Capital invested by funds: $1.92B → $3.21B (+$1.29B)
17% more funds holding
Funds holding: 287 → 335 (+48)
11% more repeat investments, than reductions
Existing positions increased: 113 | Existing positions reduced: 102
2.32% more ownership
Funds ownership: 98.14% → 100.46% (+2.3%)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Franklin Resources
San Mateo,
California
|
+$45.2M |
| 2 |
Westfield Capital Management
Boston,
Massachusetts
|
+$27.8M |
| 3 |
Vanguard Portfolio Management
Malvern,
Pennsylvania
|
+$17.8M |
| 4 |
Bessemer Group
Woodbridge,
New Jersey
|
+$13.5M |
| 5 |
Acadian Asset Management
Boston,
Massachusetts
|
+$13.5M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Arrowstreet Capital
Boston,
Massachusetts
|
-$31.3M |
| 2 |
Wellington Management Group
Boston,
Massachusetts
|
-$26.1M |
| 3 |
BCM
Brightline Capital Management
Miami,
Florida
|
-$21.1M |
| 4 |
Barrow, Hanley, Mewhinney & Strauss
Dallas,
Texas
|
-$19M |
| 5 |
TCM
Tributary Capital Management
Omaha,
Nebraska
|
-$17.1M |
KALU Hedge Fund Activity: Q2 2026 in Review
335 of the 8,297 institutional investors tracked by Wall St. Rank reported a position in Kaiser Aluminum (KALU) for Q2 2026, worth a combined $3.21B — up 67% from $1.92B a quarter earlier.
Buyers outnumbered sellers: 82 funds opened new KALU positions and 30 closed out — a net gain of 52 holders — while 113 added to existing stakes and 102 trimmed.
The largest buyer was Franklin Resources, adding an estimated $45.2M. The largest seller was Arrowstreet Capital, cutting an estimated $31.3M.
- 335 institutional investors held Kaiser Aluminum (KALU) as of Q2 2026, up from 287 in Q1 2026.
- Funds reported $3.21B of Kaiser Aluminum stock for Q2 2026, up 67% quarter-over-quarter.
- 82 funds opened new Kaiser Aluminum positions in Q2 2026 and 30 closed out, a net change of +52 holders.
- The largest Kaiser Aluminum buyer in Q2 2026 was Franklin Resources, an estimated $45.2M added.
- The largest Kaiser Aluminum seller in Q2 2026 was Arrowstreet Capital, an estimated $31.3M sold.
Based on aggregated 13F filings for Q2 2026.