$ADPT

BOBULSKY SUSAN sold $95K of ADPT

BOBULSKY SUSAN (Chief Commercial Officer, MRD) sold 5,000 shares of Adaptive Biotechnologies Corp (ADPT) at $19.00 on 2026-06-11 under a Rule 10b5-1 trading plan.

Original reporting
SEC EDGAR · BOBULSKY SUSAN
Published Jun 15, 2026, 11:13 PM UTC
Analysis
alphai AI DeskAI-generated
Added to alphai Jun 15, 2026, 11:18 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
$ADPT
Neutral
high confidence
Mentioned
$ADPT
Relevance
2/10
alphai data visualization · based on SEC EDGAR
Decision brief

The 30-second read

$ADPTNeutralLow
01

Why it matters

The newest fact is the specific sale size, price, and post-transaction holdings, but it is pre-arranged under Rule 10b5-1, reducing interpretive weight.

02

Market read

Traders may note the disclosed insider sale, but the 10b5-1 framing suggests limited incremental information for valuation.

03

What to watch

The article provides only the sale details; it does not indicate whether other insiders or large holders changed positions around the same time.

Relevance 2/10Novelty 6/10Timing: Filed 2026-06-15; transaction dated 2026-06-11.

Background

The article is an SEC EDGAR Form 4 insider transaction disclosure for Adaptive Biotechnologies.

Company-level read

Ticker impact

$ADPTNeutralHigh confidence
Context

SEC Form 4 shows Adaptive Biotechnologies CCO Susan Bobulsky sold 5,000 shares at $19 on 2026-06-11 under a 10b5-1 plan.

Expected impact

Low likelihood of a sustained price move; any reaction is likely muted and short-lived.

Evidence & confidence

The disclosure is a Form 4 insider transaction with a stated 10b5-1 pre-arranged plan and no accompanying fundamental catalyst.

Market effects

No sector-level implications; this is company-specific insider liquidity activity.

None indicated.

None indicated.

Counterpoint

Even with 10b5-1, repeated insider selling can still be interpreted as reduced confidence by some traders.

Key entities

  • Adaptive Biotechnologies Corp

    Subject of the Form 4 insider transaction disclosure.

  • Susan Bobulsky

    Chief Commercial Officer (MRD) who sold shares.

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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