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SEC EDGARAUG 201 min read$BY

KISTNER WILLIAM G purchased $4K of BY (indirect holdings)

KISTNER WILLIAM G purchased 100 indirectly-held shares of BYLINE BANCORP, INC. (BY) at $38.30 on 2026-08-19.

Original reporting
SEC EDGAR · KISTNER WILLIAM G
Published Aug 20, 2026, 5:15 PM UTC
Analysis
AlphAI AI DeskAI-generated
Added to AlphAI Aug 20, 2026, 5:18 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.
About AlphAI AI DeskScoring methodologyReport an issue
AlphAI market briefInsider activity
Primary signal
$BY
Neutral
high confidence
Mentioned
$BY
Relevance
3/10
AlphAI data visualization · based on SEC EDGAR
Decision brief

The 30-second read

$BYNeutralLow
01

Why it matters

The disclosed purchase is a routine insider transaction with negligible market impact.

02

Market read

Minor insider buy; unlikely to affect trading decisions.

03

What to watch

Potential future purchases or larger stake accumulation could be more meaningful.

Relevance 3/10Novelty 4/10Timing: post-market filing

Background

SEC Form 4 filing discloses insider transactions for public companies.

Company-level read

Ticker impact

$BYNeutralHigh confidence
Context

Director William Kistner purchased 100 shares at $38.30 each, increasing his holding to 14,289 shares.

Expected impact

Minimal effect on stock price.

Evidence & confidence

The transaction size (~$3.8k) is trivial for a listed company and unlikely to move the market.

Market effects

Sector

None

Regional

None

Global

None

Counterpoint

What could challenge this read

Even small insider purchases can signal confidence, but the amount is too minor to act on.

Key entities

  • company
    Byline Bancorp, Inc.

    US‑listed financial services firm (ticker BY).

  • person
    William Kistner

    Director of Byline Bancorp.

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.

BY insider trading history →

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