$COGT

Morris Arlene sold $1.7M of COGT

Morris Arlene sold 45,510 shares of Cogent Biosciences, Inc. (COGT) at an average of $37.12 ($37.09–$37.54, $1.69M total) across 2 trades on 2026-08-27 under a Rule 10b5-1 trading plan.

Original reporting
SEC EDGAR · Morris Arlene
Published Aug 31, 2026, 9:01 PM UTC
Analysis
alphai AI DeskAI-generated
Added to alphai Aug 31, 2026, 9:06 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
$COGT
Bearish
medium confidence
Mentioned
$COGT
Relevance
5/10
alphai data visualization · based on SEC EDGAR
Decision brief

The 30-second read

$COGTBearishLow
01

Why it matters

The filing provides fresh, material information about insider sentiment, useful for short‑term trading decisions.

02

Market read

Direct insider sell may prompt short sellers; investors may monitor for further insider activity.

03

What to watch

Potential upcoming clinical data releases could offset sell pressure if positive.

Relevance 5/10Novelty 6/10Timing: filed Aug 31

Background

Form 4 filings disclose insider transactions; a director’s complete exit is noteworthy for shareholders.

Company-level read

Ticker impact

$COGTBearishMedium confidence
Context

Director Morris Arlene sold 45,510 shares for $1.69M via a 10b5-1 plan, reducing holdings to zero.

Expected impact

Possible modest downside pressure in the near term.

Evidence & confidence

Large director sale under a pre-arranged plan suggests personal liquidity need, but no immediate catalyst beyond the filing.

Market effects

Minimal impact on biotech sector; insider sell is company‑specific.

No broader regional effect.

Limited to investors tracking Cogent Biosciences.

Counterpoint

The sale may be purely personal liquidity; the company’s fundamentals remain unchanged.

Key entities

  • Cogent Biosciences, Inc.

    Biotech firm developing RNA‑targeted therapeutics.

  • Morris Arlene

    Director of Cogent Biosciences.

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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Cogent Biosciences, Inc. (COGT): Results of Operations and Financial Condition

Cogent Biosciences, Inc. (COGT) filed an SEC Form 8-K — Results of Operations and Financial Condition. Exhibit 99.1 Cogent Biosciences Reports Recent Business Highlights and Second Quarter 2026 Financial Results On track for potential approval of bezuclastinib for GIST patients (PDUFA November 30) and NonAdvSM patients (PDUFA December 30) later this year; AdvSM New Drug Applicatio