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SEC EDGARAUG 251 min read$NTRS

South Thomas A sold $333K of NTRS

South Thomas A (Executive Vice President) sold 1,800 shares of NORTHERN TRUST CORP (NTRS) at $184.90 ($0.33M total) on 2026-08-24.

Original reporting
SEC EDGAR · South Thomas A
Published Aug 25, 2026, 8:18 PM UTC
Analysis
alphai AI DeskAI-generated
Added to alphai Aug 25, 2026, 8:43 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 DeskScoring methodologyReport an issue
alphai market briefInsider activity
Primary signal
$NTRS
Neutral
high confidence
Mentioned
$NTRS
Relevance
4/10
alphai data visualization · based on SEC EDGAR
Decision brief

The 30-second read

$NTRSNeutralLow
01

Why it matters

The disclosed sale is small and unlikely to affect Northern Trust's stock price.

02

Market read

Routine insider sale with limited trading relevance.

03

What to watch

Potential upcoming corporate actions or personal liquidity needs.

Relevance 4/10Novelty 4/10Timing: filing date 2026-08-25

Background

Form 4 filings disclose insider transactions; traders monitor for signals of confidence.

Company-level read

Ticker impact

$NTRSNeutralHigh confidence
Context

Executive Vice President South Thomas sold 1,800 shares for $332,820, reducing his stake to 92,917 shares.

Expected impact

Minimal impact, possible slight downward pressure.

Evidence & confidence

Sale size is modest relative to market cap and insider holdings; no broader market implications.

Market effects

Sector

None

Regional

None

Global

None

Counterpoint

What could challenge this read

The sale may be routine and not indicative of negative outlook.

Key entities

  • Company
    Northern Trust Corp.

    Financial services firm listed on NYSE (NTRS).

  • Insider
    South Thomas A

    Executive Vice President of Northern Trust.

Read at source← All news

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.

NTRS insider trading history →

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