$CRNX

Fust Matthew K sold (to issuer) $2.4M of CRNX

Fust Matthew K sold (to issuer) 28,761 shares of Crinetics Pharmaceuticals, Inc. (CRNX) at $85.00 ($2.44M total) across 2 trades on 2026-09-01.

Original reporting
SEC EDGAR · Fust Matthew K
Published Sep 1, 2026, 9:01 PM UTC
Analysis
alphai AI DeskAI-generated
Added to alphai Sep 1, 2026, 9:10 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
$CRNX
Bearish
medium confidence
Mentioned
$CRNX
Relevance
6/10
alphai data visualization · based on SEC EDGAR
Decision brief

The 30-second read

$CRNXBearishLow
01

Why it matters

The director's complete exit may be interpreted as a lack of confidence, influencing traders.

02

Market read

Insider sale of $2.44M in a micro‑cap biotech could trigger short‑term price pressure.

03

What to watch

Potential upcoming financing needs or personal tax planning.

Relevance 6/10Novelty 5/10Timing: 2026-09-01 (same‑day filing)

Background

SEC Form 4 filing discloses insider transactions for public companies.

Company-level read

Ticker impact

$CRNXBearishMedium confidence
Context

Director Matthew Fust sold 28,761 shares for $2.44M, reducing his stake to zero.

Expected impact

Potential short-term dip of 1‑2% as market digests the sale.

Evidence & confidence

A $2.4M sale by a director is material for a micro‑cap biotech and often leads to modest price weakness.

Market effects

May raise concerns for other small‑cap biotech stocks with insider sales.

Limited to US biotech sector.

Low global impact.

Counterpoint

The sale could be a routine liquidity event, not a negative signal.

Key entities

  • Crinetics Pharmaceuticals, Inc.

    Biopharmaceutical company developing treatments for rare diseases.

  • Matthew Fust

    Director of Crinetics who sold his entire shareholding.

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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