$TDY

LORNE SIMON M sold $4.4M of TDY

LORNE SIMON M sold 6,449 shares of TELEDYNE TECHNOLOGIES INC (TDY) at an average of $680.34 ($679.74–$682.81, $4.39M total) across 4 trades on 2026-08-12.

Original reporting
SEC EDGAR · LORNE SIMON M
Published Aug 12, 2026, 9:30 PM UTC
Analysis
AlphAI AI DeskAI-generated
Added to AlphAI Aug 12, 2026, 9:32 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
$TDY
Neutral
medium confidence
Mentioned
$TDY
Relevance
6/10
AlphAI data visualization · based on SEC EDGAR
Decision brief

The 30-second read

$TDYNeutralLow
01

Why it matters

The disclosure updates the insider activity record for TDY, which can influence short-term sentiment but does not change fundamentals on its own.

02

Market read

Traders may monitor TDY for follow-on insider activity, but there is no new operational or financial catalyst in the text.

03

What to watch

The filing does not state a 10b5-1 plan, but it also lacks context on diversification needs, tax planning, or whether sales were pre-scheduled.

Relevance 6/10Novelty 5/10Timing: filed 2026-08-12, transaction dated 2026-08-12

Background

The article is a SEC Form 4 insider transaction disclosure for a Teledyne Technologies director.

Company-level read

Ticker impact

$TDYNeutralMedium confidence
Context

Teledyne Technologies director Lorne Simon M sold $4.39M of TDY shares in an open-market transaction on 2026-08-12.

Expected impact

Likely limited immediate impact; any effect is more sentiment-driven than valuation-driven.

Evidence & confidence

The filing is a Form 4 insider sale with no 10b5-1 plan stated, but it provides no new company fundamentals, guidance, or deal information.

Market effects

No direct sector read-through; this is a single-insider transaction without stated operational or regulatory catalysts.

None indicated.

None indicated.

Counterpoint

Insider sales can be routine liquidity management, especially when spread across multiple trades, so the signal may be overstated.

Key entities

  • Teledyne Technologies Inc

    Subject of the Form 4 insider sale disclosure.

  • Lorne Simon M

    Director who sold 6,449 TDY shares for about $4.39M on 2026-08-12.

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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Why is Teledyne Technologies stock slipping today?

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