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About LITTELFUSE INC /DE (LFUS)
The SEC lists LITTELFUSE INC /DE under CIK 0000889331, in switchgear and switchboard apparatus. It is grouped with Information Technology companies on this site.
LFUS Form 4 activity by transaction type, last 90 days
| Form 4 transaction type | Transactions | Shares | Total value |
|---|---|---|---|
| Open-market sale | 1 | 1,493 | $604K |
| Grant or award | 23 | 533 | |
| Option exercise | 2 | 2,224 | |
LFUS insider transactions (Form 4)
39143 Form 4 filings on record, the earliest from Dec 9, 2024, newest first. Filing history page 3 of 3.
| Traded | Insider | Transaction | Security | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Jeffrey G. Gorski - Officer | Grant or award | Common Stock | 573 footnote F1 | $0.00 | - | |
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| Gregory N. Henderson - Officer | Grant or award | Common Stock | 6,843 footnote F1 | $0.00 | - | |
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| Maggie Chu - Officer | Grant or award | Common Stock | 1,084 footnote F1 | $0.00 | - | |
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| Peter Sung-Jip Kim - Officer | Grant or award | Common Stock | 1,047 footnote F1 | $0.00 | - | |
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| David Ruppel - Officer | Grant or award | Common Stock | 1,018 footnote F1 | $0.00 | - | |
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| Grant or award | Common Stock | 482 footnote F1 | $0.00 | - | ||
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| Maria C. Green - Director | Grant or award | Common Stock | 482 footnote F1 | $0.00 | - | |
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| T. J. Chung - Director | Grant or award | Common Stock | 482 footnote F1 | $0.00 | - | |
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| Grant or award | Common Stock | 482 footnote F1 | $0.00 | - | ||
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| Holly Beth Paeper - Director | Grant or award | Common Stock | 482 footnote F1 | $0.00 | - | |
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| Kristina A. Cerniglia - Director | Grant or award | Common Stock | 482 footnote F1 | $0.00 | - | |
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| Grant or award | Common Stock | 482 footnote F1 | $0.00 | - | ||
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| Gift | Common Stock | 3,000 | $0.00 | - | ||
| Grant or award | Common Stock | 2 footnote F1 | $323.58 | $647 | ||
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| Grant or award | Common Stock | 2 footnote F2 | $323.58 | $647 | ||
| Grant or award | Common Stock | 72 footnote F1 | $323.58 | $23K | ||
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| Grant or award | Common Stock | 8 footnote F1 | $323.58 | $3K | ||
| Grant or award | Common Stock | 2 footnote F2 | $323.58 | $647 | ||
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| Peter Sung-Jip Kim - Officer | Grant or award | Common Stock | 5 footnote F1 | $323.58 | $2K | |
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| Kristina A. Cerniglia - Director | Grant or award | Common Stock | 2 footnote F1 | $323.58 | $647 | |
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| Gregory N. Henderson - Officer | Grant or award | Common Stock | 30 footnote F1 | $323.58 | $10K | |
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| Grant or award | Common Stock | 11 footnote F1 | $323.58 | $4K | ||
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| Abhishek Khandelwal - Officer | Grant or award | Common Stock | 11 footnote F1 | $323.58 | $4K | |
| Abhishek Khandelwal - Officer | Grant or award | Common Stock | 7 footnote F1 | $323.58 | $2K | |
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| T. J. Chung - Director | Grant or award | Common Stock | 21 footnote F1 | $323.58 | $7K | |
| T. J. Chung - Director | Grant or award | Common Stock | 2 footnote F2 | $323.58 | $647 | |
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| David Ruppel - Officer | Grant or award | Common Stock | 5 footnote F1 | $323.58 | $2K | |
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| Grant or award | Common Stock | 2 footnote F2 | $323.58 | $647 | ||
| Grant or award | Common Stock | 7 footnote F1 | $323.58 | $2K | ||
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| Maria C. Green - Director | Grant or award | Common Stock | 2 footnote F1 | $323.58 | $647 | |
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| Maggie Chu - Officer | Grant or award | Common Stock | 6 footnote F1 | $323.58 | $2K | |
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| Deepak Nayar - Officer | Grant or award | Common Stock | 8 footnote F1 | $323.58 | $3K | |
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| Karim Wagdy Hamed - Officer | Grant or award | Common Stock | 3 footnote F1 | $323.58 | $971 | |
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| Holly Beth Paeper - Director | Grant or award | Common Stock | 72 footnote F1 | $0.00 | - | |
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| Kristina A. Cerniglia - Director | Option exercise | Common Stock | 911 | $199.24 | $182K | |
| Kristina A. Cerniglia - Director | Option exercise | Common Stock | 1,432 | $132.08 | $189K | |
| Kristina A. Cerniglia - Director | Open-market sale | Common Stock | 2,343 footnote F1 | $368.38 | $863K | |
| Kristina A. Cerniglia - Director | Option exercise | Stock Option (right to buy) | 911 | $0.00 | - | |
| Kristina A. Cerniglia - Director | Option exercise | Stock Option (right to buy) | 1,432 | $0.00 | - | |
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See every LFUS filing on record
These pages show the latest 90 of 143 Form 4 filings on record. The 7-day demo shows all 143, and sign-up brings you back to this table.
Recent LFUS Form 144 notices of proposed sale
3An insider files Form 144 before selling restricted or control stock. It announces a planned sale. If the sale goes ahead, it shows up later on a Form 4.
| Filed | Filer | Relationship | Shares | Market value | Notice |
|---|---|---|---|---|---|
| David Ruppel | Officer | 1,493 | $604K | View on EDGAR | |
| - | - | - |
LFUS insider trading FAQ
What is the latest insider trade for LFUS?
LITTELFUSE INC /DE (LFUS) had 22 insider filings in the last 90 days, with the most recent on 30 October 2026. The full record for LFUS runs to 143 Form 4 filings, the earliest from 9 December 2024. InsiderAlpha adds new Form 4, Form 144 and 8-K filings as they arrive from SEC EDGAR.
How many insiders are buying LFUS stock?
No insider purchases of LFUS were filed in the last 90 days.
How many insiders are selling LFUS stock?
1 insider sale of LFUS was filed in the last 90 days, totaling $604K.
Where can I see LFUS SEC filings (Form 4, 10-K, 10-Q, 8-K)?
This page collects LFUS Form 4 insider transactions, Form 144 sale notices and 8-K filings in one place. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.
More Information Technology companies with insider activity
Recent insider filings
10The EDGAR links open each original Form 4, so you can check any number on this page against the filing it came from.
- - Holly Beth Paeper view on EDGAR
- - David Ruppel view on EDGAR
- - Gordon Hunter view on EDGAR
- - Kristina A. Cerniglia view on EDGAR
- - Maria C. Green view on EDGAR
- - Peter Sung-Jip Kim view on EDGAR
- - Anne-Marie W. D'Angelo view on EDGAR
- - Abhishek Khandelwal view on EDGAR
- - Maggie Chu view on EDGAR
Related companies with recent insider activity
Learn more
- Insider selling: signal or noise?
- Why most insider sales are routine, and the few patterns worth a second look.
- Form 144 vs Form 4
- A Form 144 announces a planned sale; the Form 4 reports it after it happens.
- Insider activity in Information Technology
- Where LFUS's peers are being bought and sold.
- Every recent Form 4
- The market-wide feed, updated as filings arrive from SEC EDGAR.
Follow LFUS with a 7-day demo
- LFUS on your watchlist
- Every LFUS Form 4 filing on record
- Up to 3 months of LFUS price history
- The daily trading plan of ranked insider buys, on a delay, with the plan archive