Kienzler Jack sold $232K of ATMU

Kienzler Jack (Chief Financial Officer) sold 5,132 shares of Atmus Filtration Technologies Inc. (ATMU) at $45.25 ($0.23M total) on 2026-06-01.

Original reporting
SEC EDGAR · Kienzler Jack
Published Jun 2, 2026, 10:24 PM UTC
Analysis
AlphAI AI DeskAI-generated
Added to AlphAI Jun 2, 2026, 10:27 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.
AlphAI market briefInsider activity
Primary signal
$ATMU
Neutral
medium confidence
Mentioned
$ATMU
Relevance
6/10
AlphAI data visualization · based on SEC EDGAR
Decision brief

The 30-second read

$ATMUNeutralLow
01

Why it matters

The disclosure may slightly affect short-term sentiment, but it does not introduce new operational, financial, or regulatory information about Atmus.

02

Market read

A single insider sale at a specific price is a sentiment datapoint, but not a catalyst comparable to earnings, deals, or guidance changes.

03

What to watch

One Form 4 sale is not enough to infer long-term conviction; traders should check for repeated sales, size vs. total holdings, and any concurrent buys.

Relevance 6/10Novelty 6/10Timing: Filed June 2, covering a sale executed June 1

Background

SEC Form 4 reports insider transactions (officers/directors/10%-owners). This filing documents an open-market sale by the CFO.

Company-level read

Ticker impact

$ATMUNeutralMedium confidence
Context

Atmus CFO Jack Kienzler sold 5,132 shares in an open-market transaction worth about $232.2K, disclosed via SEC Form 4.

Expected impact

Likely limited near-term impact; any reaction is typically modest unless part of a broader selling pattern.

Evidence & confidence

The filing provides a specific sale price/date and post-transaction holdings, but no new company-specific business development or guidance change.

Market effects

Minimal—single-company insider sale does not materially change filtration/industrial filtration sector outlook.

None indicated.

None indicated.

Counterpoint

Absence of a 10b5-1 plan does not necessarily imply bearish intent; insiders may sell for diversification, taxes, or personal liquidity.

Key entities

  • Atmus Filtration Technologies Inc.

    Subject of the insider transaction disclosure; CFO sold shares via open-market sale.

  • Jack Kienzler

    Chief Financial Officer who sold 5,132 shares; holdings after sale were 75,804 shares.

Full insider trading history

This story covers one filing. See everything behind it: every insider buy and sell on record, 10b5-1 plans, late filings, and which officers and directors are trading.

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