$KROS

BIENAIME JEAN JACQUES purchased $10K of KROS

BIENAIME JEAN JACQUES purchased 1,000 shares of Keros Therapeutics, Inc. (KROS) at $10.27 on 2026-08-17 under a Rule 10b5-1 trading plan.

Original reporting
SEC EDGAR · BIENAIME JEAN JACQUES
Published Aug 19, 2026, 8:10 PM UTC
Analysis
AlphAI AI DeskAI-generated
Added to AlphAI Aug 19, 2026, 8:15 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
$KROS
Neutral
high confidence
Mentioned
$KROS
Relevance
3/10
AlphAI data visualization · based on SEC EDGAR
Decision brief

The 30-second read

$KROSNeutralLow
01

Why it matters

The purchase adds modest confidence but is unlikely to affect market pricing.

02

Market read

Low relevance; small insider purchase with limited trading impact.

03

What to watch

Potential upcoming catalyst (e.g., trial data) could make this purchase more meaningful.

Relevance 3/10Novelty 3/10Timing: Filed 2026-08-19, effective 2026-08-17

Background

Form 4 filing discloses insider trades; this is the first public report of the purchase.

Company-level read

Ticker impact

$KROSNeutralHigh confidence
Context

Director Jean Jacques Bienaime purchased 1,000 KROS shares at $10.27 each via a 10b5-1 plan, increasing holdings to 19,592 shares.

Expected impact

Minimal impact; price likely unchanged.

Evidence & confidence

The transaction size ($10.3k) is trivial relative to market cap and typical trading volume.

Market effects

None; insider activity does not affect biotech sector outlook.

No regional effect; transaction is localized to the company.

Insignificant on a global scale.

Counterpoint

Even small insider buys can precede positive news; monitor upcoming clinical updates.

Key entities

  • Keros Therapeutics, Inc.

    Biotech firm developing therapies for rare diseases.

  • Jean Jacques Bienaime

    Director of Keros 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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