$FAST

Papenfuss Donnalee Kathleen sold $476K of FAST

Papenfuss Donnalee Kathleen (EVP-Strategy and Communication) sold 9,258 shares of FASTENAL CO (FAST) at an average of $51.39 ($51.38–$51.42, $0.48M total) across 2 trades on 2026-08-13.

Original reporting
SEC EDGAR · Papenfuss Donnalee Kathleen
Published Aug 17, 2026, 3:19 PM UTC
Analysis
AlphAI AI DeskAI-generated
Added to AlphAI Aug 17, 2026, 3:24 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
$FAST
Neutral
low confidence
Mentioned
$FAST
Relevance
4/10
AlphAI data visualization · based on SEC EDGAR
Decision brief

The 30-second read

$FASTNeutralLow
01

Why it matters

The newest fact is the disclosed open-market sale totaling $475,758.20 and the insider’s holdings dropping to 0 shares.

02

Market read

Traders may note insider selling, but there is no accompanying operational, financial, or regulatory catalyst in the text.

03

What to watch

The article provides no context on compensation, tax obligations, or whether other insiders are selling/buying around the same period, limiting interpretability.

Relevance 4/10Novelty 3/10Timing: filed 2026-08-17, transaction dated 2026-08-13

Background

The article is an SEC Form 4 insider transaction disclosure for Fastenal (FAST) by an EVP.

Company-level read

Ticker impact

$FASTNeutralLow confidence
Context

Fastenal EVP-Strategy and Communication sold $475,758 of FAST shares in two open-market trades on 2026-08-13, leaving 0 shares.

Expected impact

Likely minimal immediate price impact; any effect is typically short-lived and outweighed by broader market factors.

Evidence & confidence

The filing is a Form 4 insider transaction with no 10b5-1 plan and the insider ends with 0 shares, but insider sales alone rarely drive sustained repricing without accompanying company-specific news.

Market effects

No sector-wide implications disclosed; this is company-specific insider activity.

None indicated.

None indicated.

Counterpoint

The sale could be for diversification, taxes, or pre-planned liquidity needs, so it may not reflect bearish expectations.

Key entities

  • FAST

    Fastenal Co, issuer of the Form 4 insider transaction.

  • Papenfuss Donnalee Kathleen

    EVP-Strategy and Communication who sold 9,258 shares in two trades.

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.

Related articles

$FASTMedAI 8/10

26) FAST: An Industrial Supplier Benefiting from Construction Boom

Fastenal Co. (FAST) reported Q3 2026 net sales of $2.5B, up 15.5%, with operating income rising 20.2% to $530.8M. Net income increased 19.7% to $401.6M, or $0.35 per share. Contract sales were 76.5% of total sales, up 18.8%. Digital sales reached 61.4% of revenue. Free cash flow rose 17% to $868.7M, with $929.9M returned to shareholders. The company aims to outperform industrial market growth by 10 points.

$FASTMedAI 8/10

FASTENAL CO 2026: Revenue $2.46B, EPS $0.35— 10-Q Summary

Fastenal Co reported Q3 revenue of $2.46B, up 15.5% YoY, and EPS of $0.35, up 20.7%. Growth was driven by pricing, contracts, and industrial production. Digital sales exceeded 61% of total sales, and contract customers accounted for 76% of revenue. The company also improved operational efficiency.

$FASTMed

Data Centers, Aerospace, and Machined Parts: This Company's Earnings Just Made the Bull Case for U.S. Industrials

Fastenal reported strong Q3 results, with daily sales growth of 20.2% in heavy manufacturing, 13.2% in other manufacturing, and 12.3% in other end markets. CEO Jeffery Watts and CFO Max Tunnicliffll highlighted strength in data centers, aerospace, and industrial equipment, while noting slower growth in construction and weakness in agriculture and food.

$FASTHighAI 8/10

Fastenal: 3 Key Takeaways for Long-Term Investors

Fastenal reported Q3 2026 sales growth of 15.5%, with earnings growing faster. Contract customers now represent 76% of sales, growing 18.8% daily. The company is expanding digital replenishment tech and workflow automation to improve efficiency and retention. Management expects continued industrial demand growth.