KN - CIK 0001587523
Knowles Corp has filed 974 documents with the SEC between 2013 and 2026. The most frequent type is insider trade (515 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 |
|---|---|---|---|
| DFAN14A | - | 2019-04-03 | - |
| DFAN14A | - | 2019-03-29 | - |
| Activist ownership stake | SC 13D | 2019-03-11 | - |
| Insider trade | 4 | 2019-03-04 | 2019-02-28 |
| Insider trade | 4 | 2019-03-04 | 2019-02-28 |
| Insider trade | 4 | 2019-03-04 | 2019-03-04 |
| Insider trade | 4 | 2019-02-21 | 2019-02-19 |
| Insider trade | 4 | 2019-02-21 | 2019-02-19 |
| Insider trade | 4 | 2019-02-21 | 2019-02-19 |
| Insider trade | 4 | 2019-02-21 | 2019-02-19 |
| Insider trade | 4 | 2019-02-21 | 2019-02-19 |
| Insider trade | 4 | 2019-02-21 | 2019-02-19 |
| Insider trade | 4 | 2019-02-21 | 2019-02-19 |
| Insider trade | 4 | 2019-02-21 | 2019-02-19 |
| Insider trade | 4 | 2019-02-20 | 2019-02-15 |
| Insider trade | 4 | 2019-02-20 | 2019-02-15 |
| Insider trade | 4 | 2019-02-20 | 2019-02-15 |
| Insider trade | 4 | 2019-02-20 | 2019-02-15 |
| Insider trade | 4 | 2019-02-20 | 2019-02-15 |
| Insider trade | 4 | 2019-02-20 | 2019-02-15 |
| Insider trade | 4 | 2019-02-20 | 2019-02-15 |
| Annual report | 10-K | 2019-02-19 | 2018-12-31 |
| Passive ownership stake | SC 13G | 2019-02-14 | - |
| Passive ownership stake (update) | SC 13G/A | 2019-02-11 | - |
| Passive ownership stake (update) | SC 13G/A | 2019-02-08 | - |
| Major company event | 8-K | 2019-02-07 | 2019-02-07 |
| Insider trade | 4 | 2019-02-04 | 2019-02-04 |
| Passive ownership stake (update) | SC 13G/A | 2019-01-31 | - |
| Passive ownership stake (update) | SC 13G/A | 2019-01-28 | - |
| Insider trade | 4 | 2019-01-07 | 2019-01-04 |
| Passive ownership stake | SC 13G | 2018-12-11 | - |
| Insider trade | 4 | 2018-12-04 | 2018-12-04 |
| Insider trade | 4 | 2018-11-07 | 2018-11-06 |
| Quarterly report | 10-Q | 2018-11-02 | 2018-09-30 |
| Major company event | 8-K | 2018-10-24 | 2018-10-24 |
| Insider trade | 4 | 2018-10-05 | 2018-10-04 |
| SEC correspondence | UPLOAD | 2018-10-04 | - |
| Company correspondence | CORRESP | 2018-09-28 | - |
| SEC correspondence | UPLOAD | 2018-09-19 | - |
| Insider trade | 4 | 2018-09-06 | 2018-09-04 |
| Quarterly report | 10-Q | 2018-07-30 | 2018-06-30 |
| Insider trade | 4 | 2018-07-30 | 2018-07-26 |
| Insider trade | 4 | 2018-07-27 | 2018-07-26 |
| Major company event | 8-K | 2018-07-24 | 2018-07-24 |
| Passive ownership stake (update) | SC 13G/A | 2018-07-10 | - |
| New insider ownership | 3 | 2018-06-29 | 2018-06-22 |
| Major company event | 8-K | 2018-06-28 | 2018-06-22 |
| Employee plan annual report | 11-K | 2018-06-26 | 2017-12-31 |
| Major company event | 8-K | 2018-06-19 | 2018-06-18 |
| Insider trade | 4 | 2018-06-01 | 2018-06-01 |