LFUS - CIK 0000889331
LITTELFUSE INC /DE has filed 2,583 documents with the SEC between 1996 and 2026. The most frequent type is insider trade (1,773 filings), alongside the regular cadence of annual reports, quarterly reports, and event disclosures every public company must make. Use the filters to focus on one filing type, or flip the sort to trace the company's history from its earliest paperwork.
Data parsed from SEC EDGAR XBRL filings. See the full market cap rankings.
| Filing | Type | Filed | Period covered |
|---|---|---|---|
| Passive ownership stake | SC 13G | 2008-02-05 | - |
| Passive ownership stake (update) | SC 13G/A | 2008-01-28 | - |
| Insider trade | 4 | 2008-01-15 | 2008-01-10 |
| Insider trade | 4 | 2007-11-19 | 2007-11-16 |
| Insider trade | 4 | 2007-11-19 | 2007-11-16 |
| Insider trade | 4 | 2007-11-19 | 2007-11-16 |
| Insider trade | 4 | 2007-11-19 | 2007-11-16 |
| Insider trade | 4 | 2007-11-19 | 2007-11-16 |
| Insider trade | 4 | 2007-11-09 | 2007-11-08 |
| Major company event | 8-K | 2007-11-01 | 2007-10-26 |
| Quarterly report | 10-Q | 2007-11-01 | 2007-09-29 |
| Major company event | 8-K | 2007-10-31 | 2007-10-31 |
| Major company event | 8-K | 2007-09-14 | 2007-09-11 |
| Insider trade | 4 | 2007-08-16 | 2007-08-16 |
| Insider trade | 4 | 2007-08-16 | 2007-08-16 |
| Insider trade | 4 | 2007-08-16 | 2007-08-16 |
| Insider trade | 4 | 2007-08-16 | 2007-08-16 |
| Insider trade | 4 | 2007-08-16 | 2007-08-16 |
| New insider ownership | 3 | 2007-08-07 | 2007-08-03 |
| Quarterly report | 10-Q | 2007-08-06 | 2007-06-30 |
| Insider trade | 4 | 2007-08-03 | 2007-07-30 |
| New insider ownership | 3 | 2007-08-03 | 2007-07-30 |
| Major company event | 8-K | 2007-08-03 | 2007-07-30 |
| Major company event | 8-K | 2007-08-01 | 2007-08-01 |
| Employee plan annual report | 11-K | 2007-06-28 | 2006-12-31 |
| Major company event | 8-K | 2007-06-21 | 2007-06-19 |
| S-8 POS | - | 2007-06-12 | - |
| Insider trade | 4 | 2007-05-17 | 2007-05-16 |
| Insider trade | 4 | 2007-05-17 | 2007-05-16 |
| Insider trade | 4 | 2007-05-17 | 2007-05-16 |
| Insider trade | 4 | 2007-05-17 | 2007-05-16 |
| Insider trade | 4 | 2007-05-09 | 2007-05-07 |
| Insider trade | 4 | 2007-05-07 | 2007-05-04 |
| Quarterly report | 10-Q | 2007-05-03 | 2007-03-31 |
| Major company event | 8-K | 2007-05-03 | 2007-04-27 |
| Major company event | 8-K | 2007-05-02 | 2007-05-02 |
| Insider trade | 4 | 2007-05-01 | 2007-04-27 |
| Insider trade | 4 | 2007-05-01 | 2007-04-27 |
| Insider trade | 4 | 2007-05-01 | 2007-04-27 |
| Insider trade | 4 | 2007-05-01 | 2007-04-27 |
| Insider trade | 4 | 2007-05-01 | 2007-04-27 |
| Insider trade | 4 | 2007-05-01 | 2007-04-27 |
| Insider trade (amended) | 4/A | 2007-05-01 | 2007-04-27 |
| Insider trade | 4 | 2007-04-30 | 2007-04-27 |
| Insider trade | 4 | 2007-04-30 | 2007-04-27 |
| Insider trade | 4 | 2007-04-30 | 2007-04-27 |
| Insider trade | 4 | 2007-04-30 | 2007-04-27 |
| Insider trade | 4 | 2007-04-30 | 2007-04-27 |
| Insider trade | 4 | 2007-04-30 | 2007-04-27 |
| Insider trade | 4 | 2007-04-30 | 2007-04-27 |