$UTHR

MAHON PAUL A sold $4.3M of UTHR

MAHON PAUL A (EVP & GENERAL COUNSEL) sold 8,300 shares of UNITED THERAPEUTICS Corp (UTHR) at an average of $523.14 ($520.03–$527.21, $4.34M total) across 9 trades on 2026-08-20 under a Rule 10b5-1 trading plan.

Original reporting
SEC EDGAR · MAHON PAUL A
Published Aug 21, 2026, 8:43 PM UTC
Analysis
AlphAI AI DeskAI-generated
Added to AlphAI Aug 21, 2026, 8:54 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
$UTHR
Neutral
medium confidence
Mentioned
$UTHR
Relevance
5/10
AlphAI data visualization · based on SEC EDGAR
Decision brief

The 30-second read

$UTHRNeutralLow
01

Why it matters

The disclosed sale reduces the insider's ownership but does not indicate any immediate corporate action.

02

Market read

Primary source filing; modest insider sale may influence short‑term sentiment.

03

What to watch

The 10b5‑1 plan pre‑arranged nature reduces the informational value of the transaction.

Relevance 5/10Novelty 6/10Timing: post‑market 2026‑08‑20 filing

Background

Form 4 filings disclose insider transactions; a senior executive's sale is publicly reported for transparency.

Company-level read

Ticker impact

$UTHRNeutralMedium confidence
Context

EVP & General Counsel Paul Mahon sold 8,300 shares for $4.34M via a 10b5‑1 plan, reducing his stake to 45,172 shares.

Expected impact

Possible modest downward pressure in the near term as the market digests the $4.3M sale.

Evidence & confidence

Insider sales by senior executives are watched by traders; the amount is material for a mid‑cap biotech but not large enough to trigger a sharp move.

Market effects

May prompt scrutiny of United Therapeutics' insider activity within the biotech sector.

Limited to U.S. markets where UTHR trades.

Minimal global impact.

Counterpoint

The sale could be a routine liquidity move, not a negative signal; the stock may remain stable.

Key entities

  • United Therapeutics Corp

    Biopharmaceutical company listed on NASDAQ (UTHR).

  • Paul Mahon

    EVP & General Counsel of United Therapeutics.

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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