Filings Radar

SEC 8-K and 6-K filings classified by Claude with reasoning, plus Form 4 insider transactions. Ingested from EDGAR’s filing stream in near-real time, reconciled overnight.

FASTENAL CO (FAST)

CIK 0000815556 3 material events

Insider activity (SEC Form 4)

Open-market buys and sells only — the deliberate trades. Zero here doesn’t mean no filings: grants, option exercises and tax withholding (below) are compensation, not market trades.

Open-market · last 30 days: 0 buyers bought $0 1 seller sold $476K
Open-market · last 90 days: 0 buyers bought $0 3 sellers sold $2.5M
InsiderRoleDateTransactionSharesValue
Ancius Michael J Director 2026-08-13 Gift 400 $0
Papenfuss Donnalee Kathleen EVP-Strategy and Communication 2026-08-13 Option exercise 1364 $19K
Papenfuss Donnalee Kathleen EVP-Strategy and Communication 2026-08-13 Open-market sell 1364 $70K
Papenfuss Donnalee Kathleen EVP-Strategy and Communication 2026-08-13 Option exercise 7894 $150K
Papenfuss Donnalee Kathleen EVP-Strategy and Communication 2026-08-13 Open-market sell 7894 $406K
Ancius Michael J Director 2026-08-10 Option exercise 3000 $41K
Ancius Michael J Director 2026-08-10 Open-market sell 3000 $156K
Heise Rita J. Director 2026-08-05 Option exercise 10000 $130K
Heise Rita J. Director 2026-08-05 Open-market sell 10000 $501K
Heise Rita J. Director 2026-08-05 Option exercise 24964 $474K
Heise Rita J. Director 2026-08-05 Open-market sell 24964 $1.2M
Ancius Michael J Director 2026-07-28 Option exercise 3000 $41K
Ancius Michael J Director 2026-07-28 Open-market sell 3000 $147K
Ancius Michael J Director 2026-04-24 Option exercise 1000 $45K
Wisecup Reyne K Director 2026-03-05 Option exercise 36920 $480K
Wisecup Reyne K Director 2026-03-05 Open-market sell 36920 $1.7M
SATTERLEE SCOTT Director 2026-01-23 Option exercise 15964 $303K
SATTERLEE SCOTT Director 2026-01-23 Open-market sell 15964 $705K
Ancius Michael J Director 2025-12-12 Option exercise 1500 $63K
Nielsen Sarah N Director 2025-11-19 Open-market buy 1000 $40K
Most recent 20 reported transactions. Open-market buys (P) and sells (S) are the deliberate ones; grants and option exercises are compensation. Not investment advice.

Risk Radar (year-over-year Risk Factors)

← All Risk Radar

Fiscal period ending 2025-12-31 versus 2024-12-31view filing on EDGAR →

A CEO transition layered onto a prior CFO departure materially elevates execution risk at a moment when two new external headwinds — 2025 tariff pressure on gross margins and a freshly disclosed AI/technology adoption risk — are simultaneously emerging. All three changes are net-new worsening disclosures with no offsetting easing, concentrating risk across leadership, macro cost structure, and competitive positioning. The combination of leadership instability and margin pressure from tariffs is the most acute near-term concern.

1 company-specific · 2 common-mode

Company-specific changes

Revised

CEO transition announced (Florness stepping down, Watts appointed). Escalates from CFO departure to top leadership change, materially increasing execution risk.

Our inability to attract or transition key executive officers may divert the attention of other members of our senior leadership and adversely impact our existing operations. Our success depends on…

Also disclosed — common-mode (Tariffs trade policy, Generative AI competition disruption)
Tariffs trade policy Revised

New tariff risk disclosed: increased tariff rates and new tariffs enacted in 2025 create inability to pass costs to customers, directly pressuring gross margins.

Changes in customer or product mix, downward pressure on sales prices, an inability to capture price increases in response to increased costs associated with tariffs, and changes in volume or timing…

Generative AI competition disruption New

New disclosure of material technology adoption risk. Failure to implement AI/advanced analytics could impair competitive position, market share, and financial performance. Regulatory compliance costs add substantive risk.

We may not be successful in adopting and integrating emerging technologies. Our ability to maintain and enhance our competitive position depends in part on our capacity to adopt and integrate…

Material year-over-year changes to this company's Risk Factors (Item 1A), found by comparing each annual report to the prior year, judged for materiality, and classified as company-specific or common-mode against the cross-company catalog. Common-mode changes are the macro themes many companies disclose in common; they are collapsed above. A filing marked unchanged had no material change from the prior year; its summary describes the company's standing risks, which remain in force. Fiscal periods are the reporting period ends. Not investment advice.

Earnings release

8-K filed 2026-07-14 confidence 99% Item 2.02

This is a press release announcing Fastenal's second quarter 2026 financial results, including net sales of $2,386.9 million (14.7% YoY growth), operating income of $501.8 million (21.0% margin), and diluted EPS of $0.33. The disclosure covers quarterly results of operations, gross profit, SG&A expenses, operating income, and cash flow—all core financial metrics that would materially affect a reasonable investor's assessment of the company's performance.

View raw filing on EDGAR →

Debt Issuance

8-K filed 2026-06-23 confidence 85% Item 1.01

Fastenal entered into a Second Amended and Restated Credit Agreement on June 18, 2026, renewing its revolving credit commitment to $835 million (with accordion options up to $1.335 billion) and extending the maturity to June 18, 2031. The company also amended its Master Note Agreement to extend the issuance period for senior promissory notes through June 18, 2031, representing material modifications to the company's direct financial obligations and credit facilities.

View raw filing on EDGAR →

Exec appointment

8-K filed 2026-06-12 confidence 95% Item 5.02

The filing discloses the election of Vishal Talwar as a director of Fastenal Company effective June 12, 2026, increasing the Board from eleven to twelve members. Mr. Talwar, currently Executive Vice President and Chief Digital and Information Officer at FedEx Corporation, was also appointed to the Nominating and Corporate Governance Committee. This is a clear director appointment that would be material to investors assessing Board composition and governance.

View raw filing on EDGAR →