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Insider Cluster (5 insiders) ·Filed Apr 27, 2026

KALU

KAISER ALUMINUM CORP

MIXED

Impact 5/10

Horizondays Processed5mo ago

Insider cluster: 2 insiders, $8.3M total

Actionable Insight ◆ Mixed

Monitor for additional insider selling; the strong Q1 results support the stock, but continued profit-taking by top executives could create near-term headwinds. Earnings momentum may offset selling pressure in the coming weeks.

DirectionMixed

Confidencehigh

Horizondays

Final — all horizons settled through T+60d

KALU ▼ -6.07% at T+60d

NEUTRAL call ✗ call lost -6.07% · α vs SPY -10.85% · entry $174.94 → $164.32

Entry anchored
Apr 24, 03:59 PM ET
via exchange tick

T+1d

-1.22%

call -1.22% · α -0.74%

$172.80

settled 5mo ago

T+5d

-3.16%

call -3.16% · α -3.56%

$169.42

settled 5mo ago

T+20d

+6.06%

call +6.06% · α +1.11%

$185.55

settled 4mo ago

T+60d

-6.07%

call -6.07% · α -10.85%

$164.32

settled 2mo ago

Price Chart

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Executive Summary

Kaiser Aluminum insiders sold $12.2M in stock over the past week, including CEO Keith Harvey ($8.2M) and CFO Neal West ($866K), following a record Q1 earnings beat and raised guidance. The selling represents 0.44% of market cap and may indicate profit-taking after a strong run, partially offsetting the bullish earnings signal.

Key Financial Metrics

Direction

selling

Total Value

$12.2M

Insiders

Key Facts

Insiders sold $12.2M in open-market transactions over 7 days, including CEO ($8.2M), CFO ($866K), and a director ($2.6M).
Selling follows Q1 2026 record net sales of $1.1B and net income of $63M (EPS $3.71), with raised FY2026 guidance.
Total insider sales represent ~0.44% of KALU's $2.8B market cap.

Financial Impact

Insider selling of $12.2M, modest relative to $2.8B market cap

insider ownershipstock supply

Risk Factors

Additional insider selling could dampen sentiment despite strong fundamentals.
Stock may have limited upside if insiders continue to reduce positions.

Market Snapshot

Exchange

Nasdaq

Sector

Rolling Drawing & Extruding of Nonferrous Metals

Analyst Consensus

0% bullish (7 analysts)

Investment Themes

Materials & Mining

Documents Analyzed

This report is based on 1 SEC document filed with EDGAR.

Document	Accession Number
CLUSTER Data (Synthetic)	cluster-KALU-1777494648713

7 reports for KALU

T+1T+5T+20T+60

100% Hit rate 3 of 3 directional calls best @ T+20▲ +11.48%Feb 23, 2026

Filters

Reports for KALU — sortable, filterable
	Type				Now
Apr 27, 2026 22w ago	Insider Cluster NEUTRAL ★ 4/10	$174.94 $164.32	▼ −6.07%	▼ −10.85%	$152.02 (−13.10%)
Apr 27, 2026 22w ago	Insider Cluster NEUTRAL ★ 4/10	$174.94 $164.32	▼ −6.07%	▼ −10.85%	$152.02 (−13.10%)
Apr 27, 2026 22w ago	Insider Cluster MIXED ★ 5/10	$174.94 $164.32	▼ −6.07%	▼ −10.85%	$152.02 (−13.10%)
Apr 22, 2026 23w ago	8-K BULLISH ★ 8/10	$164.07 $156.94	▼ −4.35%	▼ −9.36%	$152.02 (−7.34%)
Apr 13, 2026 24w ago	8-K NEUTRAL ★ 3/10	$141.79 $162.96	▲ +14.93%	▲ +6.40%	$152.02 (+7.22%)
Feb 23, 2026 31w ago	Insider Cluster BEARISH ★ 6/10	$125.24 $166.40	▼ −32.86%	▼ −24.61%	$152.02 (−21.38%)
Feb 23, 2026 31w ago	Insider Cluster BEARISH ★ 6/10	$125.24 $166.40	▼ −32.86%	▼ −24.61%	$152.02 (−21.38%)

US Market Status

Market Closed — Opens Mon (37h 45m)

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