Bitterman Robert J purchased $2K of PHIO

Bitterman Robert J (Chairman, Pres. & CEO) purchased 2,000 shares of Phio Pharmaceuticals Corp. (PHIO) at $1.03 on 2026-09-22.

Original reporting
SEC EDGAR · Bitterman Robert J
Published Sep 23, 2026, 8:01 PM UTC
Analysis
AlphAI AI DeskAI-generated
Added to AlphAI Sep 23, 2026, 8:17 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
$PHIO
Neutral
high confidence
Mentioned
$PHIO
Relevance
4/10
AlphAI data visualization · based on SEC EDGAR
Decision brief

The 30-second read

$PHIONeutralLow
01

Why it matters

The purchase is too small to move the stock, but it confirms the CEO's continued stake.

02

Market read

Routine insider purchase with negligible trading relevance.

03

What to watch

Potential upcoming corporate actions or financing needs not disclosed in the filing.

Relevance 4/10Novelty 3/10Timing: post‑market 2026‑09‑22

Background

SEC Form 4 filing discloses insider transactions. Phio Pharmaceuticals is a micro‑cap biotech.

Company-level read

Ticker impact

$PHIONeutralHigh confidence
Context

Chairman Robert J. Bitterman purchased 2,000 PHIO shares at $1.0289 each on 2026-09-22.

Expected impact

Minimal impact; likely no immediate price move.

Evidence & confidence

The transaction size ($2k) is trivial relative to market cap, so market participants will not react strongly.

Counterpoint

Even small insider buys can signal confidence; some traders may view it as a subtle bullish cue.

Key entities

  • Phio Pharmaceuticals Corp.

    Biotech issuer of ticker PHIO.

  • Robert J. Bitterman

    Chairman, President & CEO of Phio.

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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