FAST insider buying and SEC filings, explained
Fastenal Co. · CIK 815556
Tracked: Forms 3/4/5, 8-K, NT · All filings on sec.gov
Insider activity in the last 12 months
Bought
$161K
Insiders who bought
4
Sold (not marked 10b5-1)
$0
Planned sales (10b5-1)
$0
Insider purchases and sales, last 12 months
| Traded | Type | What was filed | Source |
|---|---|---|---|
| Apr 7–14, 2025 | Purchase (code P) Amended filing | Charles S. Miller (Senior EVP-Sales) bought 40 shares indirectly between Apr 7, 2025 and Apr 14, 2025 at about $77.53 ($3K), reported as a purchase (code P). New position of 40 shares. Not marked as a 10b5-1 plan trade. This amends a filing from Jan 27. | SEC filing Filed Feb 10, 2026 |
| Nov 17, 2025 | Purchase (code P) | Daniel L. Johnson (Director) bought 1,000 shares at $40.44 ($40K), reported as a purchase (code P). Holdings up 5% to 22,190 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Nov 21, 2025 |
| Nov 19, 2025 | Purchase (code P) | Sarah N Nielsen (Director) bought 1,000 shares at $39.60 ($40K), reported as a purchase (code P). Holdings up 25% to 5,000 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Nov 20, 2025 |
| Nov 13, 2025 | Purchase (code P) Amended filing | Hsenghung Sam HSU (Director) bought 1,000 shares at $40.58 ($41K), reported as a purchase (code P). Holdings up 11% to 10,000 shares. Not marked as a 10b5-1 plan trade. This amends a filing from Nov 14, 2025. | SEC filing Filed Nov 14, 2025 |
| Nov 12, 2025 | Purchase (code P) | Stephen L. Eastman (Director) bought 1,000 shares at $40.82 ($41K), reported as a purchase (code P). Holdings up 5% to 21,000 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Nov 13, 2025 |
40 routine transactions (such as grants, option exercises or tax withholding) are not listed.
Cluster buys
4 insiders bought in 30 days
$204K in purchases since Oct 16, 2025 · Purchases traded Oct 16, 2025 to Nov 19, 2025 · Closed
| Insider | Value | Traded | Source |
|---|---|---|---|
| Hsenghung Sam HSU (Director) | $42K | Oct 16, 2025 | SEC filing |
| Stephen L. Eastman (Director) | $41K | Nov 12, 2025 | SEC filing |
| Hsenghung Sam HSU (Director) | $41K | Nov 13, 2025 | SEC filing |
| Daniel L. Johnson (Director) | $40K | Nov 17, 2025 | SEC filing |
| Sarah N Nielsen (Director) | $40K | Nov 19, 2025 | SEC filing |
Red flags
No red flags in the last 12 months.
Key events
No key events in the last 12 months.
8-K filings, last 12 months
No 8-K filings in the last 12 months.
Red flags are objective triggers only: the item or form filed, never an opinion.
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