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SEC EDGARSEP 161 min read$PI

WASHINGTON MIRON sold $139K of PI

WASHINGTON MIRON sold 800 shares of IMPINJ INC (PI) at $173.26 ($0.14M total) on 2026-09-15.

Original reporting
SEC EDGAR · WASHINGTON MIRON
Published Sep 16, 2026, 8:31 PM UTC
Analysis
AlphAI AI DeskAI-generated
Added to AlphAI Sep 16, 2026, 8:36 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.
About AlphAI AI DeskScoring methodologyReport an issue
AlphAI market briefInsider activity
Primary signal
$PI
Neutral
high confidence
Mentioned
$PI
Relevance
4/10
AlphAI data visualization · based on SEC EDGAR
Decision brief

The 30-second read

$PINeutralLow
01

Why it matters

The transaction is a routine insider sale with limited market effect.

02

Market read

Routine insider sale; low trading relevance.

03

What to watch

Potential upcoming product announcements or earnings could change the relevance of this sale.

Relevance 4/10Novelty 4/10Timing: post‑market 2026‑09‑15

Background

SEC Form 4 filing discloses insider transactions; required to be reported promptly.

Company-level read

Ticker impact

$PINeutralHigh confidence
Context

Director Washington Miron sold 800 shares of Impinj at $173.26, total $138,608 on 2026-09-15.

Expected impact

No significant price impact; at most a few basis points downward pressure.

Evidence & confidence

The sale size is small relative to total float and insider holdings; market typically ignores such routine transactions.

Market effects

Sector

No broader sector impact; Impinj operates in RFID/IoT hardware.

Regional

None

Global

Minimal

Counterpoint

What could challenge this read

If insider selling signals concerns, a short position could be considered, but evidence is weak.

Key entities

  • Company
    Impinj Inc

    NASDAQ‑listed RFID and IoT solutions provider.

  • Person
    Washington Miron

    Director of Impinj who sold shares.

Read at source← All news

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.

PI insider trading history →

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