KNOWLES CORPORATION Form 4 Filings

Knowles Corp (KN) director Cheryl L. Shavers reported selling a total of 6,618 shares of Knowles common stock on 2026-08-17 in two open-market or private transactions, at prices of $39.27 and $39.28 per share. The transactions were executed pursuant to an affirmed Rule 10b5-1 trading plan.

Knowles Corp President & CEO Jeffrey Niew reported open-market sales of 200,000 shares of Common Stock over three days in August 2026 under a Rule 10b5-1 trading plan adopted on May 13, 2026. He sold 150,000 shares on August 12 at $39.07 per share (weighted average, with prices from $38.79 to $39.58), 43,049 shares on August 13 at $38.69 per share (weighted average, with prices from $38.00 to $39.17), and 6,951 shares on August 14 at $38.00 per share.

Knowles Corp Senior Vice President & CFO John S. Anderson reported open-market sales of 40,000 shares of common stock over two days. On August 12, 2026, he sold 30,000 shares at a weighted average price of $39.07, and on August 13, 2026, he sold 10,000 shares at a weighted average price of $38.84. Both transactions were executed under a Rule 10b5-1 trading plan adopted on May 13, 2026, and the prices reflect multiple trades within disclosed ranges.

Knowles Corp senior vice president and chief HR officer Raymond D. Cabrera sold 6,178 shares of common stock on July 27, 2026 at $36.28 per share. After this sale, he directly holds 127,945 shares of Knowles stock. The Rule 10b5-1 trading-plan checkbox was left unchecked.

Knowles Corp Senior Vice President & COO Daniel J. Giesecke reported selling 20,201 shares of Knowles common stock. The open-market sales took place on May 27, 2026 in two transactions: 10,012 shares at $37.31 per share and 10,189 shares at $37.33 per share.

According to a footnote, the reported prices are weighted averages, with individual trades executed in a range from $37.00 to $38.19 per share. After these sales, Giesecke directly holds 175,855 shares of Knowles common stock. The filing states that the transactions were carried out under a pre-arranged Rule 10b5-1 trading plan adopted on February 25, 2026.

Knowles Corp SVP and Chief HR Officer Raymond D. Cabrera exercised non-qualified stock options for 25,210 shares of common stock at $16.77 per share. To cover the option exercise price and tax liability, 17,599 shares were withheld at $36.62 per share. After these transactions, he directly holds 134,123 shares of common stock.

Knowles Corp President & CEO Jeffrey Niew reported an exercise-and-sale transaction in company stock. On May 5, 2026, he sold 142,857 shares of Knowles common stock in an open-market sale at a weighted average price of $33.25 per share, with individual trade prices ranging from $33.01 to $33.55. On the same date, he exercised a non-qualified stock option to acquire 142,857 shares of common stock at an exercise price of $16.77 per share, fully using that option grant. After these transactions, he continues to hold 883,719 shares of Knowles common stock directly.

Knowles Corp vice president and controller Bastarrica Air A. Jr. reported an open-market sale of Common Stock. On April 30, 2026, he sold 3,623 shares at $30.91 per share. After this transaction, he directly holds 47,569 shares of Knowles common stock.

Knowles Corp director Li Ye Jane reported a mix of stock awards and gifts involving the company’s common stock. She received 6,265 shares as a compensation-related stock award valued at $30.33 per share, structured as Restricted Stock Units that vest on the first anniversary of the grant. On the same Form 4, she recorded bona fide gifts totaling 14,848 shares, including transfers to a Grantor Retained Annuity Trust where she serves as trustee and family members are beneficiaries. After these transactions, she directly holds 66,717 shares and indirectly holds 12,576 shares through the trust, indicating the gifts represent a portion of her overall position rather than a full exit.

WISHART MICHAEL S reported acquisition or exercise transactions in this Form 4 filing.

Knowles Corp director Michael S. Wishart received an equity grant of 6,265 Restricted Stock Units (RSUs) as compensation for his service on the board. The RSUs were awarded under the Knowles Corporation 2018 Equity and Cash Incentive Plan at a reference value of $30.33 per share and will vest on the first anniversary of the grant. Following this award, Wishart directly holds 76,720 shares of Knowles common stock, reflecting his ongoing equity stake in the company.

SHAVERS CHERYL L reported acquisition or exercise transactions in this Form 4 filing.

Knowles Corp director Cheryl L. Shavers received a stock-based compensation award. She was granted 6,265 shares of Common Stock in the form of Restricted Stock Units under the Knowles Corporation 2018 Equity and Cash Incentive Plan at a reference value of $30.33 per share.

The RSUs will vest on the first anniversary of the grant, rewarding continued Board service. Following this award, Shavers directly holds 42,341 shares of Knowles common stock.

Knowles Corp director Daniel J. Crowley received an equity grant as part of his board compensation. He acquired 6,265 shares of Common Stock on an award basis at $30.33 per share, bringing his direct holdings to 59,083 shares. The award represents Restricted Stock Units granted under the Knowles Corporation 2018 Equity and Cash Incentive Plan and will vest on the first anniversary of the grant.

Cardew Jason M reported acquisition or exercise transactions in this Form 4 filing.

Knowles Corp director Jason M. Cardew received an equity award of 6,265 shares of Common Stock as compensation for his services as a Director. The award is in the form of Restricted Stock Units granted under the Knowles Corporation 2018 Equity and Cash Incentive Plan and will vest on the first anniversary of the grant. Following this grant, Cardew holds 36,414 shares directly.

Knowles Corp director Keith Barnes reported an equity award. On April 28, 2026, he received 6,265 shares of Common Stock as a grant/award acquisition at a reference price of $30.33 per share.

According to the footnote, these are Restricted Stock Units (RSUs) granted as compensation for his service as a director under the Knowles Corporation 2018 Equity and Cash Incentive Plan, and they will vest on the first anniversary of the grant. After this award, Barnes directly holds 63,299 shares of Knowles Corp common stock.

Angelini Laura reported acquisition or exercise transactions in this Form 4 filing.

Knowles Corp director Laura Angelini received a grant of 6,265 shares of Common Stock as Restricted Stock Units (RSUs) awarded as compensation for her board service. The RSUs were valued at $30.33 per share on the grant date and will vest on the first anniversary of the grant. Following this award, she directly holds 30,311 shares of Knowles common stock. This is a compensation-related equity grant, not an open-market purchase.

Knowles Corp Vice President and Controller Air A. Bastarrica Jr. reported open-market sales of Common Stock over three consecutive days. He sold 2,262 shares at $30.68 on April 27, 2026, 1,962 shares at $30.26 on April 28, 2026, and 2,153 shares at $29.96 on April 29, 2026, totaling 6,377 shares. After these transactions, he continues to hold 51,192 shares directly, indicating he retained a substantial personal stake in Knowles Corp.

Knowles Corp executive Robert J. Perna reported selling a total of 16,643 shares of common stock in open-market transactions. On February 24, 2026, he directly sold 7,422 shares at a weighted average price of $28.10. On February 26, 2026, a trust associated with him sold 9,221 shares at a weighted average price of $27.88.

Following these trades, Perna’s direct ownership stood at 80,272 shares, while the trust no longer held shares. Both sales occurred through multiple transactions within narrow price ranges around the reported averages.

Knowles Corp director Keith Barnes reported several share transfers involving 41,048 shares of common stock. On February 10, 2026, he made bona fide gifts of 41,048 shares, including a transfer to a family trust where he serves as trustee and his immediate family are beneficiaries.

On February 19, 2026, the family trust disposed of 41,048 Knowles shares by contributing them to an exchange fund in return for exchange fund shares, using a value of $27.16 per share to determine the exchange. After these transactions, Barnes held 57,034 shares directly and no shares indirectly through the trust.

Knowles Corp SVP, General Counsel & Secretary Robert J. Perna had 3,086 shares of common stock withheld at $27.54 per share to cover taxes on a restricted stock vesting dated February 20, 2024, a non-open-market disposition under code F. After this tax-withholding transaction, he directly holds 87,694 shares and reports an additional 9,221 shares held indirectly by a trust.

Knowles Corp President & CEO Jeffrey Niew reported a tax-related share disposition. On the vesting of a restricted stock grant dated February 20, 2024, 17,456 shares of common stock were withheld to cover tax liabilities, as permitted under Rule 16b-3. After this non-market transaction, he directly owned 883,719 shares.

Knowles Corp Senior Vice President & COO Daniel J. Giesecke reported a Form 4 transaction where 3,968 shares of common stock were withheld at $27.54 per share to satisfy tax obligations tied to a restricted stock vesting. He now directly holds 196,056 shares.

Knowles Corp executive Raymond D. Cabrera, SVP and Chief HR Officer, reported a tax-withholding share disposition related to restricted stock vesting. On this transaction, 3,086 shares of common stock were withheld at $27.54 per share to cover tax liabilities. After the withholding, Cabrera directly holds 126,512 shares of Knowles common stock.

Knowles Corp Vice President and Controller Bastarrica Air A. Jr. reported a Form 4 showing a tax-withholding disposition of 2,347 shares of common stock at $27.54 per share. The shares were withheld to cover taxes on a restricted stock grant that vested on February 20, 2025, leaving him with 57,569 directly held shares.

Knowles Corp Senior Vice President & CFO John S. Anderson reported a tax-related share disposition. On February 20, he had 5,731 shares of common stock withheld at $27.54 per share to cover tax liabilities tied to a restricted stock grant that vested on February 20, 2024, under Rule 16b-3. After this withholding, he directly holds 234,596 shares of Knowles common stock.

Knowles Corp director Cheryl L. Shavers sold 3,700 shares of common stock in an open-market transaction at a weighted average price of $27.40 per share. After this sale, she directly holds 36,076 Knowles shares. The trades were executed in multiple lots between $27.37 and $27.45.

Knowles Corp senior vice president and general counsel Robert J. Perna reported equity compensation activity in common stock. On February 17, 2026, he acquired 34,725 shares at a reference value of $27.14 per share through a grant or award, and also received 13,817 restricted stock units at no stated price, both under company equity incentive plans tied to multi‑year performance and service conditions.

To cover related tax liabilities, he disposed of 15,384 shares on February 17 and 2,818 shares on February 18 through tax‑withholding transactions at prices around $27.14–$27.16 per share. After these transactions, he held 90,780 shares directly, and an additional 9,221 shares were reported as held indirectly by a trust.

Knowles Corp President & CEO Jeffrey Niew reported equity compensation activity involving company common stock. On February 17, 2026, he acquired 212,814 shares at $27.14 per share through the settlement of performance share units tied to goals measured from January 1, 2023 through December 31, 2025, and separately received a grant of 72,955 restricted stock units that vest ratably over three years starting on the first anniversary of the award.

On the same date, 94,277 shares were disposed of at $27.14 per share to cover tax liabilities related to the PSU settlement, and on February 18, 2026, a further 15,943 shares were withheld at $27.16 per share for taxes on a restricted stock vesting. After these transactions, Niew held 901,175 shares of Knowles common stock directly.

Knowles Corp senior vice president and COO Daniel J. Giesecke reported equity award activity and related tax withholding in company stock. On February 17, 2026, he acquired 39,685 shares of common stock at $27.14 per share and an additional 16,581 shares at a stated price of $0.00, both described as grants or awards of stock-based compensation.

Also on February 17, he disposed of 17,581 shares of common stock at $27.14 per share in a tax-withholding disposition tied to vesting and settlement of prior equity awards under company plans. On February 18, 2026, he disposed of a further 3,624 shares at $27.16 per share, also to satisfy tax liabilities. After these transactions, he directly owned 200,024 shares of Knowles common stock.

Knowles Corp SVP and Chief HR Officer Raymond D. Cabrera reported equity award activity and related tax-withholding transactions in company stock. On February 17, 2026, he acquired 29,764 shares of common stock as a grant or award and also settled performance share units previously granted under a Knowles equity incentive plan, resulting in an additional 13,817 restricted stock units that vest ratably over three years.

To cover tax liabilities tied to these equity events, 13,184 shares on February 17 and 2,818 shares on February 18 were disposed of through share withholding at prices around $27 per share, rather than open-market sales. After these transactions, he directly owned 129,598 shares of Knowles common stock.

Knowles Corp Vice President and Controller Air A. Bastarrica Jr. reported two equity transactions. On February 17, 2026, he acquired 11,054 shares of common stock as a grant or award, with no cash price. On February 18, 2026, 2,143 shares were disposed to cover tax withholding at $27.16 per share related to a restricted stock vesting, a non‑open‑market, tax-payment transaction. After these transactions, he held between about 59,916 and 62,059 shares directly.

Knowles Corp Senior Vice President & CFO John S. Anderson reported equity awards and related tax withholding transactions in company stock. On February 17, 2026, he acquired 64,489 shares of common stock at $27.1400 per share through settlement of performance share units tied to goals from January 1, 2023 through December 31, 2025. He also received a grant of 23,950 restricted stock units that vest ratably over three years starting on the first anniversary of the award.

To cover tax liabilities associated with these awards, Anderson had 28,569 shares withheld on February 17, 2026 at $27.1400 per share and 5,234 shares withheld on February 18, 2026 at $27.1600 per share, both recorded as tax-withholding dispositions rather than open-market sales. Following the most recent transaction, he directly owned 240,327 shares of Knowles common stock.

Knowles Corporation’s Senior Vice President and CFO, John S. Anderson, reported two open-market sales of common stock on February 10, 2026. He sold 16,006 shares at a weighted average price of $27.13 and 8,994 shares at $27.00 per share.

After these transactions, Anderson directly owned 185,691 shares of Knowles common stock. The filing notes that the first trade’s price is a weighted average, with individual sale prices ranging between $27.00 and $27.35.

Knowles Corporation’s SVP, General Counsel and Secretary Robert J. Perna reported routine equity activity. On February 6, 2026, 2,946 shares of common stock were withheld to cover taxes upon vesting of a restricted stock grant issued on February 6, 2023.

On February 10, 2026, Perna sold 3,166 shares of Knowles common stock at a weighted average price of $27.09 per share. After these transactions, he directly owned 60,440 shares and indirectly held 9,221 shares through a trust.

Knowles Corporation President and CEO Jeffrey Niew, a director and officer of the company, reported a withholding of 13,744 shares of common stock of Knowles on February 6, 2026 at a price of $26.98 per share.

According to the filing, these shares were withheld to cover tax liabilities arising from the vesting of a restricted stock grant originally issued on February 6, 2023, in accordance with Rule 16b-3. After this tax-withholding transaction, Niew directly beneficially owns 725,626 shares of Knowles common stock.

Knowles Corp insider Daniel J. Giesecke, Senior Vice President and COO, reported two transactions in company common stock. On February 6, 2026, 3,332 shares were withheld at $26.98 per share to cover taxes from a restricted stock vesting. On February 9, 2026, he sold 15,885 shares at a weighted average price of $27.22 per share. After these transactions, he directly owned 164,963 Knowles common shares.

Knowles Corporation senior vice president and chief HR officer Raymond D. Cabrera reported two stock transactions. On February 6, 2026, 2,588 shares of common stock were withheld at $26.98 per share to cover taxes from a restricted stock vesting. On February 9, 2026, he sold 10,000 common shares at $26.75 per share in an open-market sale. After these moves, Cabrera directly owned 102,019 shares of Knowles common stock.

Knowles Corporation Vice President and Controller Air A. Bastarrica Jr. reported multiple equity transactions dated February 9, 2026. He exercised non-qualified stock options covering 8,143 shares at $20.60 and 11,924 shares at $21.14 per share, converting them into common stock.

On the same date, he sold 2,433 common shares at $26.82 and 9,567 shares at $26.75 under code “S”. Additional transactions coded “F” show 10,304 and 6,958 shares withheld to cover the option exercise price and taxes, as described in the footnotes. After these moves, he directly owned 51,005 Knowles common shares.

Knowles Corp vice president and controller Air A. Bastarrica Jr. reported a routine tax-related share withholding. On February 6, 2026, 2,337 shares of common stock were withheld at $26.98 per share to cover taxes due when a restricted stock grant vested.

After this withholding, Bastarrica directly beneficially owned 60,200 shares of Knowles common stock. The transaction is coded as “F,” indicating it was related to tax payment rather than an open-market sale.

Knowles Corporation Senior Vice President and CFO John S. Anderson reported an automatic share withholding tied to equity compensation. On February 6, 2026, 5,266 shares of common stock were withheld at $26.98 per share to satisfy tax liabilities from the vesting of a restricted stock grant issued on February 6, 2023. After this tax-related transaction, Anderson directly beneficially owned 210,691 shares of Knowles common stock.

Knowles Corporation President & CEO Jeffrey Niew reported three open-market sales of Knowles common stock on February 6, 2026 under a pre-arranged Rule 10b5-1 trading plan adopted on August 13, 2025.

He sold 25,000 shares at $26.00, 25,000 shares at $26.50, and 25,000 shares at a weighted average price of $27.00, with the latter executed in multiple trades between $27.00 and $27.04. After these transactions, Niew directly beneficially owned 739,370 shares of Knowles common stock.

Knowles Corp President, CEO and director Jeffrey Niew reported selling 25,000 shares of Knowles common stock on February 3, 2026 at $25.50 per share. The filing states this sale was effected under a Rule 10b5-1 trading plan adopted on August 13, 2025. Following the transaction, Niew directly beneficially owned 814,370 shares of Knowles common stock.

Knowles Corporation’s Senior Vice President & CFO John S. Anderson reported equity compensation activity involving company common stock. On January 30, 2026, he received 17,396 shares through the settlement of performance share units granted under the Knowles Corporation Equity Incentive Plan after a three-year performance period from January 1, 2021 through December 31, 2023. Mr. Anderson had previously elected to defer receipt of these shares until that date. On the same day, a total of 7,298 shares were withheld at a price of $24.24 per share to cover tax liabilities related to the PSU settlement in transactions coded "F". After these entries, he directly owned 215,957 shares of Knowles common stock.

Knowles Corp President & CEO Jeffrey Niew sold a total of 50,000 shares of common stock in pre-planned trades. On January 15, 2026, he sold 25,000 shares at $25.00 and another 25,000 shares at $24.50, reported as open market sale transactions. These sales were executed under a Rule 10b5-1 trading plan adopted on August 13, 2025, which is designed to allow insiders to sell shares according to a preset schedule. After these transactions, Niew directly held 839,370 shares of Knowles common stock.

Knowles Corp Senior Vice President and COO Daniel Giesecke reported an insider equity transaction involving company common stock. On 12/11/2025, he exercised a non-qualified stock option to buy 31,513 shares of Knowles common stock at an exercise price of $16.77 per share, as shown by transaction code "M" in the filing. The related derivative position was fully exercised, leaving 0 non-qualified stock options of this grant outstanding.

On the same date, transaction code "F" shows a disposition of 26,205 shares of common stock at $24.04 per share, described as shares withheld to cover the option exercise price and tax liability. After these transactions, Giesecke directly owned 184,180 shares of Knowles common stock.

Knowles Corp insider activity shows its President & CEO, who is also a director, reporting a sale of company stock. On 12/10/2025, the reporting person sold 25,000 shares of Knowles common stock at a price of $24 per share. After this transaction, the insider beneficially owns 889,370 shares of Knowles common stock in direct ownership form. The filing notes that this trade was carried out under a pre-arranged Rule 10b5-1 trading plan adopted on August 13, 2025, which is designed to allow insiders to systematically sell shares under predefined conditions.

Knowles Corp (KN) insider trading update: the company’s President and CEO, who is also a director, reported selling 25,000 shares of Knowles common stock on December 4, 2025. The sale was reported at a price of $23.50 per share, using transaction code “S,” which indicates an open market or private sale. After this transaction, the reporting person beneficially owns 914,370 shares of Knowles common stock. The filing notes that the sale was carried out under a Rule 10b5‑1 trading plan that the reporting person adopted on August 13, 2025, which is a pre-arranged plan commonly used to systematically sell shares over time.

Knowles Corp (KN) reported an insider stock sale by John Anderson, its Senior Vice President and CFO. On 11/25/2025, Anderson sold 10,000 shares of common stock at $21.95 per share and an additional 1,440 shares at $22.40 per share. After these transactions, he directly owned 205,859 shares of Knowles common stock.

The filing notes that the sales were made under a pre-arranged Rule 10b5-1 trading plan that Anderson adopted on August 22, 2025, which is designed to allow insiders to sell shares according to a predetermined schedule.

Knowles Corp (KN) reported an amended insider trading disclosure for its Senior Vice President & CFO. On November 21, 2025, the executive sold three blocks of 10,000 shares of common stock each, totaling 30,000 shares, at weighted average prices of $20.9, $20.8, and $21.5.

After these sales, the executive directly beneficially owned 217,299 shares of Knowles common stock. The filing clarifies that the transactions were executed under a Rule 10b5-1 trading plan adopted on August 22, 2025, and the amendment is to correct that prior omission rather than to report new transactions.

Knowles Corporation (KN) reported an insider stock transaction by its Senior Vice President & Chief Financial Officer. The Form 4 shows that on 11/21/2025, the executive sold a total of 30,000 shares of Knowles common stock in three separate open-market transactions. The reported weighted average sale prices were $20.90, $20.80, and $21.50 per share.

The filing notes that for the two weighted-average prices, the shares were sold in multiple trades within price ranges of $20.67–$21.055 and $20.75–$20.89, and detailed breakdowns are available upon request. After these sales, the executive directly holds 217,299 shares of Knowles common stock.