Fastenal Company
Ownership
Ownership Structure
Who owns Fastenal Company (FAST)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 99.8% of the shares are freely tradable; institutional investors hold 88.2%.
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| BlackRock Inc | 9.13 | 104,753,834 | +0.0 | 03/31/2026 |
| Vanguard Capital Management, LLC | 6.50 | 74,558,083 | +0.0 | 03/31/2026 |
| Vanguard Portfolio Management, LLC | 5.62 | 64,448,831 | +0.0 | 03/31/2026 |
| State Street Corp | 4.84 | 55,569,175 | +1.5 | 03/31/2026 |
| Charles Schwab Investment Management Inc | 3.43 | 39,387,932 | -16.7 | 03/31/2026 |
| Geode Capital Management, LLC | 3.39 | 38,923,111 | +3.2 | 03/31/2026 |
| Amvescap Plc. | 3.33 | 38,226,323 | -11.2 | 03/31/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| Vanguard MStar Total Stk Mkt Idx Invest | 3.19 | 36,551,976 | +0.3 | 07/31/2026 |
| Schwab US Dividend Equity ETF™ | 2.73 | 31,356,654 | +0.3 | 08/29/2026 |
| Vanguard 500 Index Investor | 2.63 | 30,136,402 | +1.1 | 07/31/2026 |
Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.
Insider holdings
| Person | Role | Shares | Value | As of | Type |
|---|---|---|---|---|---|
| Ancius Michael J | Director | 58,290 | 2,856,210 $ | Aug 13, 2026 | direct |
| Heise Rita J. | Director | 20,000 | 980,000 $ | Aug 5, 2026 | direct |
Holdings as of each person's most recent SEC Form 4 filing — excluding options and RSUs, which are not shares yet. Holdings may have changed between two filings.
Insiders
Insider Transactions
| Date | Person | Role | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Aug 13, 2026 | Papenfuss Donnalee Kathleen | EVP-Strategy and Communication | Sell | 7,894 | 51.38 | 405,626 |
| Aug 13, 2026 | Papenfuss Donnalee Kathleen | EVP-Strategy and Communication | Other | 7,894 | 19.00 | 149,986 |
| Aug 13, 2026 | Papenfuss Donnalee Kathleen | EVP-Strategy and Communication | Sell | 1,364 | 51.42 | 70,132 |
| Aug 13, 2026 | Papenfuss Donnalee Kathleen | EVP-Strategy and Communication | Other | 1,364 | 13.75 | 18,755 |
| Aug 13, 2026 | Ancius Michael J | Director | Other | 400 | 0.00 | – |
| Aug 10, 2026 | Ancius Michael J | Director | Sell | 3,000 | 52.00 | 156,000 |
| Aug 10, 2026 | Ancius Michael J | Director | Other | 3,000 | 13.75 | 41,250 |
| Aug 5, 2026 | Heise Rita J. | Director | Sell | 24,964 | 50.05 | 1,249,558 |
| Aug 5, 2026 | Heise Rita J. | Director | Other | 24,964 | 19.00 | 474,316 |
| Aug 5, 2026 | Heise Rita J. | Director | Sell | 10,000 | 50.05 | 500,544 |
| Aug 5, 2026 | Heise Rita J. | Director | Other | 10,000 | 13.00 | 130,000 |
| Jul 28, 2026 | Ancius Michael J | Director | Sell | 3,000 | 49.00 | 147,000 |
| Jul 28, 2026 | Ancius Michael J | Director | Other | 3,000 | 13.75 | 41,250 |
Reportable transactions by officers and major shareholders from SEC Form 4 filings. "Other" includes things like stock grants and option exercises without a buy/sell character. View all insider transactions →
Data as of: September 18, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)
Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.