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F

FAST

Nasdaq

FASTENAL CO

Latest disclosureAugust 17, 2026
Insider score Why 0?
0/ 100
Qualifying buys · 30d
$0

0 purchases · 6 sales

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Insider transactions 21

Limited filing history
All21Buying0Selling6Other15
Filters

Last 30 daysNo qualifying insider buying. No qualifying insider sales.

15 of 21 trades · April 24, 2026 – August 13, 2026Incomplete history: this shows the filings imported so far, not every filing ever made. Dates are trade dates. Filters affect this table only.

Showing the first 6 of 15 trades on this page.

Exercise or conversion

Donnalee Kathleen Papenfuss

EVP-Strategy and Communication

Common Stock

Value context
$18.76K
Reported price
$13.75 / share
Traded August 13, 2026Filed August 17, 2026SEC filing
Exercise or conversion

Donnalee Kathleen Papenfuss

EVP-Strategy and Communication

Common Stock

Value context
$149.99K
Reported price
$19.00 / share
Traded August 13, 2026Filed August 17, 2026SEC filing
Exercise or conversion

Donnalee Kathleen Papenfuss

EVP-Strategy and Communication

Employee Stock Option (Right to Buy)

Derivative security · not the ordinary share price.

Value context
Not a separate purchase
Exercise / conversion price
$13.75 exercise / conversion price
Understand this price

This row records an option exercise or conversion. The derivative transaction price is separate from the exercise price; it is not the stock's market price. Its row value is not shown as another stock purchase.

Traded August 13, 2026Filed August 17, 2026SEC filing
Exercise or conversion

Donnalee Kathleen Papenfuss

EVP-Strategy and Communication

Employee Stock Option (Right to Buy)

Derivative security · not the ordinary share price.

Value context
Not a separate purchase
Exercise / conversion price
$19.00 exercise / conversion price
Understand this price

This row records an option exercise or conversion. The derivative transaction price is separate from the exercise price; it is not the stock's market price. Its row value is not shown as another stock purchase.

Traded August 13, 2026Filed August 17, 2026SEC filing
Gift disclosed

Michael J. Ancius

Director

Common Stock

Value context
Not a purchase
Reported price
Gift · no purchase price
Understand this price

The filing reports a zero transaction price for this gift. It does not establish the market value of the gift.

Traded August 13, 2026Filed August 17, 2026SEC filing
Exercise or conversion

Michael J. Ancius

Director

Common Stock

Value context
$41.25K
Reported price
$13.75 / share
Traded August 10, 2026Filed August 11, 2026SEC filing
Exercise or conversion

Michael J. Ancius

Director

Stock Option (Right to Buy)

Derivative security · not the ordinary share price.

Value context
Not a separate purchase
Exercise / conversion price
$13.75 exercise / conversion price
Understand this price

This row records an option exercise or conversion. The derivative transaction price is separate from the exercise price; it is not the stock's market price. Its row value is not shown as another stock purchase.

Traded August 10, 2026Filed August 11, 2026SEC filing
Exercise or conversion

Rita J. Heise

Director

Common Stock

Value context
$130K
Reported price
$13.00 / share
Traded August 5, 2026Filed August 6, 2026SEC filing
Exercise or conversion

Rita J. Heise

Director

Common Stock

Value context
$474.32K
Reported price
$19.00 / share
Traded August 5, 2026Filed August 6, 2026SEC filing
Exercise or conversion

Rita J. Heise

Director

Stock Option (Right to Buy)

Derivative security · not the ordinary share price.

Value context
Not a separate purchase
Exercise / conversion price
$13.00 exercise / conversion price
Understand this price

This row records an option exercise or conversion. The derivative transaction price is separate from the exercise price; it is not the stock's market price. Its row value is not shown as another stock purchase.

Traded August 5, 2026Filed August 6, 2026SEC filing
Exercise or conversion

Rita J. Heise

Director

Stock Option (Right to Buy)

Derivative security · not the ordinary share price.

Value context
Not a separate purchase
Exercise / conversion price
$19.00 exercise / conversion price
Understand this price

This row records an option exercise or conversion. The derivative transaction price is separate from the exercise price; it is not the stock's market price. Its row value is not shown as another stock purchase.

Traded August 5, 2026Filed August 6, 2026SEC filing
Exercise or conversion

Michael J. Ancius

Director

Common Stock

Value context
$41.25K
Reported price
$13.75 / share
Traded July 28, 2026Filed July 29, 2026SEC filing
Exercise or conversion

Michael J. Ancius

Director

Stock Option (Right to Buy)

Derivative security · not the ordinary share price.

Value context
Not a separate purchase
Exercise / conversion price
$13.75 exercise / conversion price
Understand this price

This row records an option exercise or conversion. The derivative transaction price is separate from the exercise price; it is not the stock's market price. Its row value is not shown as another stock purchase.

Traded July 28, 2026Filed July 29, 2026SEC filing
Exercise or conversion

Michael J. Ancius

Director

Common Stock

Value context
$44.9K
Reported price
$44.90 / share
Traded April 24, 2026Filed April 27, 2026SEC filing
Exercise or conversion

Michael J. Ancius

Director

Stock Option (Right to Buy)

Derivative security · not the ordinary share price.

Value context
Not a separate purchase
Exercise / conversion price
$13.75 exercise / conversion price
Understand this price

This row records an option exercise or conversion. The derivative transaction price is separate from the exercise price; it is not the stock's market price. Its row value is not shown as another stock purchase.

Traded April 24, 2026Filed April 27, 2026SEC filing
Reporting insiderSecurity / transactionAmount / priceValueTraded / disclosedSource
EVP-Strategy and CommunicationCommon StockOption exercise or conversion1,364$13.75 / share$18.76KAug 13Filed Aug 17 · 4d laterSEC filing
EVP-Strategy and CommunicationCommon StockOption exercise or conversion7,894$19.00 / share$149.99KAug 13Filed Aug 17 · 4d laterSEC filing
EVP-Strategy and CommunicationEmployee Stock Option (Right to Buy)Option exercise or conversionDerivative units1,364$13.75 exercise / conversion priceNot a separate purchaseAug 13Filed Aug 17 · 4d laterSEC filing
EVP-Strategy and CommunicationEmployee Stock Option (Right to Buy)Option exercise or conversionDerivative units7,894$19.00 exercise / conversion priceNot a separate purchaseAug 13Filed Aug 17 · 4d laterSEC filing
DirectorCommon StockGift400Gift · no purchase priceNot a purchaseAug 13Filed Aug 17 · 4d laterSEC filing
DirectorCommon StockOption exercise or conversion3,000$13.75 / share$41.25KAug 10Filed Aug 11 · 1d laterSEC filing
DirectorStock Option (Right to Buy)Option exercise or conversionDerivative units3,000$13.75 exercise / conversion priceNot a separate purchaseAug 10Filed Aug 11 · 1d laterSEC filing
DirectorCommon StockOption exercise or conversion10,000$13.00 / share$130KAug 5Filed Aug 6 · 1d laterSEC filing
DirectorCommon StockOption exercise or conversion24,964$19.00 / share$474.32KAug 5Filed Aug 6 · 1d laterSEC filing
DirectorStock Option (Right to Buy)Option exercise or conversionDerivative units10,000$13.00 exercise / conversion priceNot a separate purchaseAug 5Filed Aug 6 · 1d laterSEC filing
DirectorStock Option (Right to Buy)Option exercise or conversionDerivative units24,964$19.00 exercise / conversion priceNot a separate purchaseAug 5Filed Aug 6 · 1d laterSEC filing
DirectorCommon StockOption exercise or conversion3,000$13.75 / share$41.25KJul 28Filed Jul 29 · 1d laterSEC filing
DirectorStock Option (Right to Buy)Option exercise or conversionDerivative units3,000$13.75 exercise / conversion priceNot a separate purchaseJul 28Filed Jul 29 · 1d laterSEC filing
DirectorCommon StockOption exercise or conversion1,000$44.90 / share$44.9KApr 24Filed Apr 27 · 3d laterSEC filing
DirectorStock Option (Right to Buy)Option exercise or conversionDerivative units1,000$13.75 exercise / conversion priceNot a separate purchaseApr 24Filed Apr 27 · 3d laterSEC filing

Congress transactions 1

All Congress filings
Sale disclosed

Fastenal Company - Common Stock (FAST) · Stock

The filing reports a sale for a spouse.

Sheri Biggs official portraitSheri BiggsReporting House member
Reported amount
$15,001 – $50,000Reported range; exact amount not disclosed.
Trade date
March 19, 2025
Filed October 5, 2025 · 200d laterOriginal report
Explore furtherTechnical lab Company financials Test a strategy Compare company

Why this buying score?

No qualifying common-equity purchases

No eligible common-equity purchase is public by this cutoff within 180 transaction-date days. Other instruments, exercises and routine activity do not contribute purchase points.

+0 pts

This score describes qualifying insider purchases at issuer level. Read the methodology

Sources and coverage

Limited filing history · Market-wide discovery does not establish complete company history. View coverage
Source
SEC EDGAR · Form 4
Issuer CIK
0000815556
Latest public acceptance
Aug 17, 2026, 03:19 PM UTC
Score calculated
Oct 8, 2026, 12:04 AM UTC
Parser
form4-parser-1.5
Classifier
form4-classifier-1.1
Scoring methodology
insider-experimental-1.1
Availability
Public filing time, not trade date

Open a transaction's SEC filing for the primary evidence. A code P may describe an open-market or private purchase; classification is not proof of intent.

Insider activity can have many explanations. Signal Strength is not a probability of profit or a recommendation to trade.