Knowles Corp — Investor Relations & Filings
Knowles Corporation is a market leader and global provider of high-performance components designed for demanding applications. The company's portfolio is centered on two main segments: advanced micro-acoustic solutions and precision devices. Key products include MEMS (micro-electro-mechanical systems) microphones, balanced armature speakers, and various audio processing technologies. The precision devices segment offers high-performance capacitors and radio frequency (RF) filtering products. These critical components serve a diverse range of end markets, including medtech, hearing health, defense, industrial, electrification, and consumer electronics, particularly in mobile and true wireless audio applications.
Recent filings
| Filing | Released | Lang | Actions |
|---|---|---|---|
| SD | 2026-05-28 | English | |
| 10-Q - Knowles Corp (0001587523) (Filer) | 2026-04-28 | English | |
| SCHEDULE 13G/A - Knowles Corp (0001587523) (Subject) | 2026-03-27 | English | |
| 4 - KNOWLES CORP (0001587523) (Filer) | 2026-02-26 | English | |
| 4 - KNOWLES CORP (0001587523) (Filer) | 2026-02-24 | English | |
| 4 - KNOWLES CORP (0001587523) (Filer) | 2026-02-23 | English |
Market data
Market data not available
Price history
Peer group · Manufacture of other electronic components and boards
| Company | Ticker | Country | Sector |
|---|---|---|---|
|
SG MICRO CORP
Specializes in high-performance analog ICs for signal chain…
|
300661 | CN | Manufacturing |
|
Shaanxi Huada Science Technology Co.,Ltd.
Develops high-reliability connectors and cable assemblies f…
|
301517 | CN | Manufacturing |
|
SHANGHAI ANLOGIC INFOTECH CO., LTD.
Designs FPGAs and programmable logic solutions for industri…
|
688107 | CN | Manufacturing |
|
SHANGHAI AWINIC TECHNOLOGY CO.,LTD.
Designs mixed-signal, analog, and RF ICs for consumer and a…
|
688798 | CN | Manufacturing |
|
SHANGHAI BELLING CORP.,LTD.
Designs analog and mixed-signal ICs for power management, m…
|
600171 | CN | Manufacturing |
|
Shanghai Bright Power Semiconductor Co., Ltd.
Analog and mixed-signal IC designer specializing in power m…
|
688368 | CN | Manufacturing |
|
Shanghai Fudan Microelectronics Group Co.,Ltd.
Designs ASICs, security chips, memory, and FPGAs for high-r…
|
688385 | CN | Manufacturing |
|
Shanghai Fudan Microelectronics Group Company Limited
Semiconductor enterprise specializing in ASIC design and pr…
|
1385 | HK | Manufacturing |
|
Shanghai Fullhan Microelectronics Co., Ltd.
Fabless semiconductor firm specializing in video surveillan…
|
300613 | CN | Manufacturing |
|
SHANGHAI HOLLYWAVE ELECTRONIC SYSTEM CO., LTD
Develops microwave and millimeter-wave components for satel…
|
688682 | CN | Manufacturing |
Knowles Corp via the API
Pull this company's filings, identifiers, and metadata as JSON or Markdown. Authenticate with your API key, then query by company ID, ISIN, or LEI. Full schema documented in the OpenAPI spec.
Endpoints
| GET | /api/companies/31674/ | Company identity, sector, listing, identifiers |
| GET | /api/filings/?company=31674 | Paginated list of all filings (filterable by type, date, language) |
| GET | /api/filings/{id}/ | Single filing — metadata, document URL, processing status |
| GET | /api/filings/{id}/markdown/ | Filing content as Markdown (PDF → text/tables/figures) |
| GET | /api/isins/?company=31674 | All ISINs registered to this company |
| GET | /api/filing-types/ | Reference: every filing-type code + category |
cURL
$ curl https://api.financialreports.eu/api/filings/?company=31674 \ -H "x-api-key: $FR_API_KEY" \ -H "Accept: application/json"
Python
import requests r = requests.get( "https://api.financialreports.eu/api/filings/", params={"company": 31674}, headers={"x-api-key": API_KEY}, ) filings = r.json()["results"]
MCP server
// MCP server URL https://mcp.financialfilings.com/mcp // Once connected, the LLM can query this company directly: "Pull the latest 5 filings for Knowles Corp (id: 31674)"
Report missing filing
Can't find a specific document? Let us know and we'll add it within 24 hours.