$ATYR

SCHIMMEL PAUL purchased $50K of ATYR (indirect holdings)

SCHIMMEL PAUL purchased 100,000 indirectly-held shares of aTYR PHARMA INC (ATYR) at $0.50 on 2026-05-27.

Original reporting
SEC EDGAR · SCHIMMEL PAUL
Published May 28, 2026, 4:00 PM UTC
Analysis
alphai AI DeskAI-generated
Added to alphai Aug 6, 2026, 8:43 AM 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
$ATYR
Neutral
low confidence
Mentioned
$ATYR
Relevance
4/10
alphai data visualization · based on SEC EDGAR
Decision brief

The 30-second read

$ATYRNeutralLow
01

Why it matters

The only new information is the disclosed purchase size, price, and post-transaction holdings; it does not include guidance, trial results, contracts, or regulatory actions.

02

Market read

Traders may note the insider buying as a minor sentiment input, but there is no fundamental catalyst to reprice the stock materially.

03

What to watch

No 10b5-1 plan is stated, but the filing does not explain motivation, timing constraints, or whether the purchase is part of a broader pattern.

Relevance 4/10Novelty 3/10Timing: Form 4 filed May 28, covering a May 27 purchase.

Background

This is an SEC Form 4 insider transaction disclosure for a director, reporting an open-market purchase through an indirect ownership form.

Company-level read

Ticker impact

$ATYRNeutralLow confidence
Context

aTYR Pharma disclosed a director open-market purchase of 100,000 shares at $0.4963 via an indirect holding Form 4 filed May 28.

Expected impact

Limited near-term impact; any effect is likely sentiment-driven and short-lived.

Evidence & confidence

Form 4 insider buys can be read as bullish, but this transaction is not a fundamental catalyst and is indirect, reducing interpretability.

Market effects

No clear sector read-through from a single small insider purchase.

None.

None.

Counterpoint

Insider buys can be routine liquidity or compensation-related, and indirect holdings reduce signal quality.

Key entities

  • aTYR Pharma Inc

    Subject of the Form 4 insider transaction disclosure.

  • SCHIMMEL PAUL

    Director reporting an indirect open-market purchase of 100,000 shares.

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