Brightline Capital Management’s Kaiser Aluminum KALU Stock Holding History

Brightline Capital Management’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 Q1	$21.1M	Buy	175,000 +7,000	+4%	+$886K	6.24%	8
2025 Q4	$19.3M	Buy	+168,000	New	+$16M	7.8%	7
2024 Q4	–	Sell	-100,000	Closed	-$7.25M	–	18
2024 Q3	$7.25M	Buy	100,000 +1,000	+1%	+$76.9K	3.06%	15
2024 Q2	$8.7M	Buy	+99,000	New	+$9.21M	4.32%	11
2022 Q1	–	Sell	-81,000	Closed	-$7.61M	–	12
2021 Q4	$7.61M	Buy	+81,000	New	+$8.2M	4.67%	11
2021 Q1	–	Sell	-110,000	Closed	-$10.9M	–	17
2020 Q4	$10.9M	Buy	+110,000	New	+$8.43M	8.21%	6

Other funds holding KALU

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

NAMI

Nomura Asset Management International Philadelphia, Pennsylvania $58.4B AUM

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

Barrow, Hanley, Mewhinney & Strauss Dallas, Texas $30.5B AUM 29.95% 1-Year Est. Return

American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return

Brightline Capital Management's KALU Position: Q1 2026 in Review

Brightline Capital Management increased its Kaiser Aluminum (KALU) stake by 4.2% in Q1 2026, buying an estimated $886K and bringing the position to 175,000 shares worth $21.1M. The position accounts for 6.24% of the portfolio, ranked #8.

Brightline Capital Management first reported a position in KALU in Q4 2020 and has held it in 6 quarters since. 286 funds tracked by Wall St. Rank hold KALU as of Q1 2026.

Brightline Capital Management held 175,000 shares of Kaiser Aluminum worth $21.1M as of Q1 2026.
Brightline Capital Management bought 7,000 Kaiser Aluminum shares in Q1 2026, an estimated $886K.
Kaiser Aluminum made up 6.24% of Brightline Capital Management's portfolio in Q1 2026, its #8 holding.
Brightline Capital Management first reported a position in Kaiser Aluminum in Q4 2020 and has held it in 6 quarters since.
286 funds tracked by Wall St. Rank held Kaiser Aluminum as of Q1 2026.

Based on Brightline Capital Management's 13F filing for Q1 2026, filed 15 May 2026.