SEC EDGARSep 1$KOP

BALL M LEROY sold $184K of KOP

BALL M LEROY (CEO) sold 4,000 shares of Koppers Holdings Inc. (KOP) at $45.96 ($0.18M total) on 2026-08-31.

Original reporting

SEC EDGAR · BALL M LEROY

Published Sep 1, 2026, 8:23 PM UTC

Analysis

AlphAI AI DeskAI-generated

Added to AlphAI Sep 1, 2026, 10:36 PM UTC. Informational, not investment advice.

How this was made

AlphAI summarizes source reporting and applies a structured AI analysis for relevance, timing, sentiment and ticker impact. Always verify material claims with the original publisher.

About AlphAI AI Desk Scoring methodology Report an issue

AlphAI market briefInsider activity

Primary signal

$KOP

Bearish

medium confidence

Mentioned

$KOP

Relevance

4/10

AlphAI data visualization · based on SEC EDGAR

Decision brief

The 30-second read

$KOPBearishLow

Why it matters

The disclosed sale adds a data point for KOP's insider activity tracker.

Market read

Small insider sale; may cause modest short‑term price pressure.

What to watch

CEO may have tax or liquidity needs unrelated to company outlook.

Relevance 4/10Novelty 4/10Timing: post‑market 2026‑08‑31

Background

Form 4 filing discloses insider transactions; investors monitor CEO sales for potential signals.

Company-level read

Ticker impact

AI estimates · verify against primary disclosures

$KOPBearishMedium confidence

Context

CEO Ball M. Leroy sold 4,000 KOP shares for $183,840 on 2026-08-31.

Expected impact

Potential short‑term pressure on KOP price, modest downside.

Evidence & confidence

The sale size is modest ($184K) relative to market cap, but CEO insider sales often attract attention and can trigger sell‑offs.

Market effects

Sector

Minimal impact on the chemicals/materials sector.

Regional

Limited to U.S. investors tracking insider activity.

Global

None

Counterpoint

What could challenge this read

The sale could be routine diversification, not a bearish signal.

Key entities

Company
Koppers Holdings Inc.
U.S. chemicals and materials company (ticker KOP).
Person
Ball M. Leroy
CEO of Koppers Holdings.

Read at source ← All news

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Koppers reported 3Q 2026 revenue of $499.1M, up 2.8% YoY, but net income fell 38.2% to $14.7M. Performance Chemicals sales rose 11.9%, while lower crosstie pricing and higher costs impacted profitability in other segments. The company also shut down operations at its Stickney facility.

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Koppers earnings missed by $0.57, revenue fell short of estimates

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Koppers Holdings Inc. (KOP) filed an SEC Form 8-K — Results of Operations and Financial Condition. Exhibit 99.1 News Release FOR IMMEDIATE RELEASE For Information: Quynh McGuire Vice President, Investor Relations 412 227 2049 McGuireQT@koppers.com Koppers Holdings Inc. 436 Seventh Avenue Pittsburgh, PA 15219-1800 Tel 412 227 2001 www.koppers.com KOPPERS REPORTS THIRD QUARTER 2

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Koppers Holdings Non-GAAP EPS of $0.77 misses by $0.66, revenue of $499.1M misses by $24.23M (KOP:NYSE)

Koppers Holdings (KOP) reported Q3 Non-GAAP EPS of $0.77, missing estimates by $0.66. Revenue was $499.1M, up 2.8% year-over-year but $24.23M below expectations. The company also provided updated 2025 and 2026 forecasts for net sales, adjusted EBITDA, and other financial metrics.

seekingalpha.comNov 6

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Koppers: Q3 Earnings Snapshot

Koppers Holdings Inc. (KOP) reported Q3 net income of $14.7M, or 75 cents per share, missing analyst expectations of $1.37 per share. Revenue was $499.1M, also below forecasts of $518.6M. The company expects full-year earnings of $3.10-$3.25 per share and revenue of $1.9B.

finance.yahoo.comNov 6