Welcome to our dedicated page for Knowles SEC filings (Ticker: KN), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
Knowles Corporation SEC filings document the reporting and governance matters of a specialty electronic components manufacturer. Recent Form 8-K disclosures cover quarterly and annual operating results, financial presentation materials, and business updates for products such as high-performance capacitors, RF filters, medtech microphones, and balanced armature speakers.
The company's proxy and annual meeting filings address director elections, advisory votes on executive compensation, auditor ratification, pay-versus-performance disclosure, and other governance matters. Additional 8-K disclosures document executive compensation arrangements, including performance share units under the company's equity and cash incentive plan and performance metrics tied to the Cornell Dubilier business unit.
Vanguard Portfolio Management reported beneficial ownership of 6,721,350 shares of Knowles Corp common stock, representing 7.85% of the class as of 03/31/2026. The filing states Vanguard has sole dispositive power over 6,721,350 shares and sole voting power for 37,771 shares.
The disclosure explains the holdings reflect securities managed across Vanguard Portfolio Management LLC and certain affiliates and includes shares held by Vanguard funds and client accounts.
Knowles Corporation reported significantly stronger results for the first quarter of 2026. Revenue rose to $153.1 million from $132.2 million, driven by higher demand in industrial, defense, electrification, medtech, and hearing health markets. Precision Devices revenue reached $85.1 million and MedTech & Specialty Audio hit $68.0 million.
Gross profit increased to $67.1 million, lifting gross margin to 43.8% from 40.3%, as higher volumes, cost reductions, and better product mix offset higher factory and ramp-up costs. Earnings from continuing operations improved to $11.3 million from a $0.4 million loss, with diluted EPS from continuing operations at $0.13 and non-GAAP diluted EPS at $0.27.
Net earnings were $9.7 million, versus a $2.0 million net loss a year earlier, while adjusted EBIT rose to $30.1 million. Operating cash flow was slightly negative at $0.7 million and adjusted free cash flow was an outflow of $3.1 million, reflecting working capital use and higher capital spending. Knowles repurchased 276,309 shares for $7.5 million and had $121.5 million remaining under its $400 million buyback authorization.
The filing is a Form 144 notice for proposed sales of Common Stock related to restricted stock. It lists two completed sales by AIR A BASTARRICA JR: 12,000 shares on 02/09/2026 for $321,170.55 and 2,262 shares on 04/27/2026 for $69,398.16. The securities to be sold are identified as Restricted Stock with an associated date of 02/07/2024.
KN filed a Section 144 notice reporting proposed and recent sales of restricted common stock. The filing lists proposed sales of 1,651 restricted shares dated 02/19/2020 and 611 restricted shares dated 02/06/2025. It also reports a sale of 12,000 shares on 02/09/2026 for $321,170.55.
Knowles Corporation reported strong Q1 2026 results with solid growth and margin improvement. Revenue from continuing operations was $153.1 million, up about 16% year over year, while non-GAAP diluted EPS from continuing operations rose 50% to $0.27 and GAAP diluted EPS reached $0.13. GAAP gross margin improved to 43.8%, with non-GAAP gross margin at 45.5%, reflecting better mix and factory utilization. MedTech & Specialty Audio revenue grew 13.9% and Precision Devices revenue grew 17.4%, both expanding adjusted EBITDA margins. Adjusted EBITDA from continuing operations was $35.3 million, a 23.1% margin. Despite strong earnings, net cash used in operating activities was $0.7 million, and adjusted free cash flow was negative $3.1 million. For Q2 2026, the company guides revenue of $152 to $162 million, non-GAAP diluted EPS of $0.28 to $0.32, and net cash from operating activities of $20 to $30 million.
Knowles Corp: An amended Schedule 13G filing states that The Vanguard Group reports beneficial ownership of 0 shares of Common Stock, representing 0% of the class. The amendment explains an internal realignment effective January 12, 2026, after which certain Vanguard subsidiaries will report holdings separately in reliance on SEC Release No. 34-39538 (January 12, 1998). The form is signed by Ashley Grim, Head of Global Fund Administration, dated 03/27/2026.
Knowles Corporation is asking shareholders to vote at its April 28, 2026 annual meeting on four items: electing eight directors for one-year terms, an advisory “say‑on‑pay” vote, an advisory vote on how often to hold say‑on‑pay (the Board recommends every year), and ratification of PricewaterhouseCoopers as auditor for 2026.
The Board is led by an independent chair; seven of eight nominees are independent and all key committees are fully independent. The proxy describes robust governance practices, stock ownership guidelines, a clawback policy, and strict anti‑hedging and anti‑pledging rules.
Knowles reports 2025 revenue of $593.2 million, up from $553.5 million, EBIT of about $73.3 million, Adjusted EBIT of $120.1 million, and Adjusted EBIT margin of 20.2%. Adjusted free cash flow was $114.4 million, supporting repurchase of approximately 3.6 million shares for about $65 million. Executive pay remains largely performance‑based, with 2025 annual bonuses above target and a 189.4% payout on 2023 performance share units reflecting strong relative total shareholder return.
KN insider reporting: Robert J. Perna sold Common Stock in two transactions listed in the form. The table shows sales of 3,166 shares on 02/10/2026 and 7,422 shares on 02/24/2026.