Knowles Corp — All Filings
951 total filings on record
Public companies registered with the SEC are required to file periodic reports, disclosures, and notices throughout the year. The most important are the 10-K (annual report), 10-Q (quarterly report), and 8-K (material event notice). Use the filters below to narrow by form type.
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10-12B
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10-K
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144
15-15D
3
4
4/A
424B3
425
8-K
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ARS
CERTNYS
CORRESP
DEF 14A
DEFA14A
DEFC14A
DFAN14A
EFFECT
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S-4
S-4/A
S-8
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SC 13D
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SCHEDULE 13G
SCHEDULE 13G/A
SD
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| 144 | — | 0001950047-25-009759 | Dec 4, 2025 | — |
| 4 | PRIMARY DOCUMENT | 0001598318-25-000005 | Nov 26, 2025 | Nov 25, 2025 |
| 144 | — | 0001950047-25-009327 | Nov 25, 2025 | — |
| 4/A | PRIMARY DOCUMENT | 0001598318-25-000004 | Nov 24, 2025 | Nov 21, 2025 |
| 144 | — | 0001950047-25-009217 | Nov 21, 2025 | — |
| 4 | PRIMARY DOCUMENT | 0001598318-25-000002 | Nov 21, 2025 | — |
| SCHEDULE 13G/A | — | 0000936753-25-000083 | Nov 14, 2025 | — |
| 4 | PRIMARY DOCUMENT | 0001535760-25-000002 | Nov 4, 2025 | Oct 31, 2025 |
| SCHEDULE 13G | — | 0001023875-25-000028 | Nov 4, 2025 | — |
| 144 | — | 0001950047-25-008369 | Nov 3, 2025 | — |
| 144 | — | 0001950047-25-008333 | Oct 31, 2025 | — |
| 10-Q | 10-Q | 0001587523-25-000079 | Oct 28, 2025 | Sep 30, 2025 |
| 8-K | 8-K | 0001587523-25-000077 | Oct 23, 2025 | — |
| SCHEDULE 13G | — | 0001465109-25-000012 | Oct 14, 2025 | — |
| 4 | PRIMARY DOCUMENT | 0001587523-25-000074 | Aug 26, 2025 | Aug 25, 2025 |
| 4 | PRIMARY DOCUMENT | 0001587523-25-000073 | Aug 25, 2025 | Aug 22, 2025 |
| 4 | PRIMARY DOCUMENT | 0001587523-25-000072 | Aug 14, 2025 | Aug 13, 2025 |
| 4 | PRIMARY DOCUMENT | 0001587523-25-000071 | Aug 6, 2025 | Aug 5, 2025 |
| 4 | PRIMARY DOCUMENT | 0001587523-25-000070 | Jul 31, 2025 | Jul 29, 2025 |
| 4 | PRIMARY DOCUMENT | 0001587523-25-000068 | Jul 29, 2025 | Mar 20, 2025 |
| 10-Q | 10-Q | 0001587523-25-000066 | Jul 29, 2025 | Jun 30, 2025 |
| 144 | — | 0001950047-25-005255 | Jul 29, 2025 | — |
| 144 | — | 0001959173-25-004772 | Jul 28, 2025 | — |
| 144 | — | 0001950047-25-005221 | Jul 28, 2025 | — |
| 8-K | 8-K | 0001587523-25-000064 | Jul 24, 2025 | — |
| SCHEDULE 13G/A | — | 0002052113-25-003318 | Jul 18, 2025 | — |
| SD | SD | 0001587523-25-000060 | May 22, 2025 | — |
| 4 | PRIMARY DOCUMENT | 0001587523-25-000058 | May 19, 2025 | May 15, 2025 |
| 144 | — | 0001972362-25-000468 | May 15, 2025 | — |
| 8-K | 8-K | 0001587523-25-000057 | May 13, 2025 | — |
| SCHEDULE 13G/A | — | 0001023875-25-000015 | May 9, 2025 | — |
| 4 | PRIMARY DOCUMENT | 0001587523-25-000055 | May 1, 2025 | Apr 29, 2025 |
| 4 | PRIMARY DOCUMENT | 0001587523-25-000054 | May 1, 2025 | Apr 29, 2025 |
| 8-K | 8-K | 0001587523-25-000046 | May 1, 2025 | Apr 29, 2025 |
| 4 | PRIMARY DOCUMENT | 0001587523-25-000047 | May 1, 2025 | Apr 29, 2025 |
| 4 | PRIMARY DOCUMENT | 0001587523-25-000053 | May 1, 2025 | Apr 29, 2025 |
| 4 | PRIMARY DOCUMENT | 0001587523-25-000049 | May 1, 2025 | Apr 29, 2025 |
| 4 | PRIMARY DOCUMENT | 0001587523-25-000050 | May 1, 2025 | Apr 29, 2025 |
| 4 | PRIMARY DOCUMENT | 0001587523-25-000051 | May 1, 2025 | Apr 29, 2025 |
| 4 | PRIMARY DOCUMENT | 0001587523-25-000052 | May 1, 2025 | Feb 5, 2025 |
| S-8 POS | S-8 POS | 0001587523-25-000042 | Apr 30, 2025 | — |
| 15-15D | 15-15D | 0001587523-25-000043 | Apr 30, 2025 | — |
| 10-Q | 10-Q | 0001587523-25-000037 | Apr 29, 2025 | Mar 31, 2025 |
| 8-K | 8-K | 0001587523-25-000035 | Apr 24, 2025 | — |
| ARS | ARS | 0001587523-25-000033 | Mar 14, 2025 | — |
| DEF 14A | DEF 14A | 0001587523-25-000031 | Mar 14, 2025 | — |
| DEFA14A | DEFA14A | 0001587523-25-000032 | Mar 14, 2025 | — |
| 4 | PRIMARY DOCUMENT | 0001587523-25-000026 | Feb 26, 2025 | — |
| 144 | — | 0001972362-25-000188 | Feb 26, 2025 | — |
| 8-K | 8-K | 0001587523-25-000025 | Feb 25, 2025 | Feb 18, 2025 |