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Knowles Corp

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Tapewire entity
4245
SEC CIK
0001587523
Parsed reports
421

Last 12 months

Inside the activity.

0 purchase rows · 45 sale rows

Disclosed non-derivative P/S rows, by transaction month. Includes amendments and private transactions.
Monthly counts
MonthPurchasesSales
Nov 202509
Dec 202502
Jan 202602
Feb 2026015
Mar 202600
Apr 202604
May 202603
Jun 202600
Jul 202601
Aug 202609
Sep 202600
Oct 202600

Latest available

Insider transactions

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Purchases/sales include open-market and private transactions. Plan disclosure applies to the filing; individual rows may differ. “Not disclosed” is not “unplanned.”

The cutoff filters transaction history only. Company summaries and owner relationships show the latest available disclosures. Parser corrections can improve historical records.

Transaction dateOwner / reported roleActivity / securityShares / unitsReported priceReported valueDetails
February 18, 2025 Filed Feb 20, 2025 12:59 UTC
PERNA ROBERT JSVP, General Counsel & Sec
GrantCommon Stock 19,084 $0.00 $0.00
Disclosure

SEC source: 0001587523-25-000014 · edgardoc.xml · nonDerivative · entry 3

PERNA ROBERT J · CIK 0001181355 · SVP, General Counsel & Sec

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 88,868

F3 · shares: Restricted Stock Units granted under the Knowles Corporation 2018 Equity and Cash Incentive Plan that vest ratably over three years commencing on the first anniversary of the award.

Read SEC document
February 18, 2025 Filed Feb 20, 2025 12:59 UTC
PERNA ROBERT JSVP, General Counsel & Sec
Tax withholdingCommon Stock 7,335 $18.34 $134,523.90
Disclosure

SEC source: 0001587523-25-000014 · edgardoc.xml · nonDerivative · entry 2

PERNA ROBERT J · CIK 0001181355 · SVP, General Counsel & Sec

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 69,784

F2 · shares: These shares represent the payment of the tax liability by withholding securities incident to the settlement of performance share units granted on February 7, 2022 in accordance with Rule 16b-3.

Read SEC document
February 18, 2025 Filed Feb 20, 2025 12:59 UTC
PERNA ROBERT JSVP, General Counsel & Sec
GrantCommon Stock 16,556 $18.34 $303,637.04
Disclosure

SEC source: 0001587523-25-000014 · edgardoc.xml · nonDerivative · entry 1

PERNA ROBERT J · CIK 0001181355 · SVP, General Counsel & Sec

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 77,119

F1 · shares: Represents the settlement of performance share units (PSUs) that were previously granted under the Company's Equity Incentive Plan. The ultimate amount of shares to be received under the grant depended upon the achievement of performance goals during a three-year performance period from January 1, 2022 through December 31, 2024.

Read SEC document
February 18, 2025 Filed Feb 20, 2025 19:23 UTC
Niew JeffreyDirector · President & CEO
GrantCommon Stock 107,961 $0.00 $0.00
Disclosure

SEC source: 0001587523-25-000016 · edgardoc.xml · nonDerivative · entry 3

Niew Jeffrey · CIK 0001535760 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 956,826

F3 · shares: Restricted Stock Units granted under the Knowles Corporation 2018 Equity and Cash Incentive Plan that vest ratably over three years commencing on the first anniversary of the award.

Read SEC document
February 18, 2025 Filed Feb 20, 2025 19:23 UTC
Niew JeffreyDirector · President & CEO
Tax withholdingCommon Stock 42,645 $18.34 $782,109.30
Disclosure

SEC source: 0001587523-25-000016 · edgardoc.xml · nonDerivative · entry 2

Niew Jeffrey · CIK 0001535760 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 848,865

F2 · shares: These shares represent the payment of the tax liability by withholding securities incident to the settlement of performance share units granted on February 7, 2022 in accordance with Rule 16b-3.

Read SEC document
February 18, 2025 Filed Feb 20, 2025 19:23 UTC
Niew JeffreyDirector · President & CEO
GrantCommon Stock 96,263 $18.34 $1,765,463.42
Disclosure

SEC source: 0001587523-25-000016 · edgardoc.xml · nonDerivative · entry 1

Niew Jeffrey · CIK 0001535760 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 891,510

F1 · shares: Represents the settlement of performance share units (PSUs) that were previously granted under the Company's Equity Incentive Plan. The ultimate amount of shares to be received under the grant depended upon the achievement of performance goals during a three-year performance period from January 1, 2022 through December 31, 2024.

Read SEC document
February 18, 2025 Filed Feb 20, 2025 19:21 UTC
Anderson John S.Senior Vice President & CFO
GrantCommon Stock 28,382 $18.34 $520,525.88
Disclosure

SEC source: 0001587523-25-000015 · edgardoc.xml · nonDerivative · entry 3

Anderson John S. · CIK 0001598318 · Senior Vice President & CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 247,879

F3 · shares: Represents the settlement of performance share units (PSUs) that were previously granted under the Company's Equity Incentive Plan. The ultimate amount of shares to be received under the grant depended upon the achievement of performance goals during a three-year performance period from January 1, 2022 through December 31, 2024.

Read SEC document
February 18, 2025 Filed Feb 20, 2025 19:21 UTC
Anderson John S.Senior Vice President & CFO
GrantCommon Stock 35,442 $0.00 $0.00
Disclosure

SEC source: 0001587523-25-000015 · edgardoc.xml · nonDerivative · entry 2

Anderson John S. · CIK 0001598318 · Senior Vice President & CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 219,497

F2 · shares: Restricted Stock Units granted under the Knowles Corporation 2018 Equity and Cash Incentive Plan that vest ratably over three years commencing on the first anniversary of the award.

Read SEC document
February 18, 2025 Filed Feb 20, 2025 19:21 UTC
Anderson John S.Senior Vice President & CFO
Tax withholdingCommon Stock 12,006 $18.34 $220,190.04
Disclosure

SEC source: 0001587523-25-000015 · edgardoc.xml · nonDerivative · entry 1

Anderson John S. · CIK 0001598318 · Senior Vice President & CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 184,055

F1 · shares: These shares represent the payment of the tax liability by withholding securities incident to the settlement of performance share units granted on February 7, 2022 in accordance with Rule 16b-3.

Read SEC document
February 18, 2025 Filed Feb 20, 2025 17:57 UTC
Bastarrica Air A. Jr.Vice President, Controller
GrantCommon Stock 16,358 $0.00 $0.00
Disclosure

SEC source: 0001587523-25-000013 · edgardoc.xml · nonDerivative · entry 1

Bastarrica Air A. Jr. · CIK 0001745084 · Vice President, Controller

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 74,884

F1 · shares: Restricted Stock Units granted under the Knowles Corporation 2018 Equity and Cash Incentive Plan that vest ratably over three years commencing on the first anniversary of the award.

Read SEC document
February 18, 2025 Filed Feb 20, 2025 17:56 UTC
Giesecke Daniel J.Senior Vice President & COO
GrantCommon Stock 24,537 $0.00 $0.00
Disclosure

SEC source: 0001587523-25-000012 · edgardoc.xml · nonDerivative · entry 3

Giesecke Daniel J. · CIK 0001598086 · Senior Vice President & COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 178,559

F3 · shares: Restricted Stock Units granted under the Knowles Corporation 2018 Equity and Cash Incentive Plan that vest ratably over three years commencing on the first anniversary of the award.

Read SEC document
February 18, 2025 Filed Feb 20, 2025 17:56 UTC
Giesecke Daniel J.Senior Vice President & COO
Tax withholdingCommon Stock 8,383 $18.34 $153,744.22
Disclosure

SEC source: 0001587523-25-000012 · edgardoc.xml · nonDerivative · entry 2

Giesecke Daniel J. · CIK 0001598086 · Senior Vice President & COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 154,022

F2 · shares: These shares represent the payment of the tax liability by withholding securities incident to the settlement of performance share units granted on February 7, 2022 in accordance with Rule 16b-3.

Read SEC document
February 18, 2025 Filed Feb 20, 2025 17:56 UTC
Giesecke Daniel J.Senior Vice President & COO
GrantCommon Stock 18,921 $18.34 $347,011.14
Disclosure

SEC source: 0001587523-25-000012 · edgardoc.xml · nonDerivative · entry 1

Giesecke Daniel J. · CIK 0001598086 · Senior Vice President & COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 162,405

F1 · shares: Represents the settlement of performance share units (PSUs) that were previously granted under the Company's Equity Incentive Plan. The ultimate amount of shares to be received under the grant depended upon the achievement of performance goals during a three-year performance period from January 1, 2022 through December 31, 2024.

Read SEC document
February 18, 2025 Filed Feb 20, 2025 17:53 UTC
Cabrera Raymond D.SVP, HR & Chief Admin. Officer
GrantCommon Stock 19,084 $0.00 $0.00
Disclosure

SEC source: 0001587523-25-000011 · edgardoc.xml · nonDerivative · entry 3

Cabrera Raymond D. · CIK 0001598091 · SVP, HR & Chief Admin. Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 119,917

F3 · shares: Restricted Stock Units granted under the Knowles Corporation 2018 Equity and Cash Incentive Plan that vest ratably over three years commencing on the first anniversary of the award.

Read SEC document
February 18, 2025 Filed Feb 20, 2025 17:53 UTC
Cabrera Raymond D.SVP, HR & Chief Admin. Officer
Tax withholdingCommon Stock 6,287 $18.34 $115,303.58
Disclosure

SEC source: 0001587523-25-000011 · edgardoc.xml · nonDerivative · entry 2

Cabrera Raymond D. · CIK 0001598091 · SVP, HR & Chief Admin. Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 100,833

F2 · shares: These shares represent the payment of the tax liability by withholding securities incident to the settlement of performance share units granted on February 7, 2022 in accordance with Rule 16b-3.

Read SEC document
February 18, 2025 Filed Feb 20, 2025 17:53 UTC
Cabrera Raymond D.SVP, HR & Chief Admin. Officer
GrantCommon Stock 14,191 $18.34 $260,262.94
Disclosure

SEC source: 0001587523-25-000011 · edgardoc.xml · nonDerivative · entry 1

Cabrera Raymond D. · CIK 0001598091 · SVP, HR & Chief Admin. Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 107,120

F1 · shares: Represents the settlement of performance share units (PSUs) that were previously granted under the Company's Equity Incentive Plan. The ultimate amount of shares to be received under the grant depended upon the achievement of performance goals during a three-year performance period from January 1, 2022 through December 31, 2024.

Read SEC document
February 07, 2025 Filed Feb 10, 2025 16:21 UTC
PERNA ROBERT JSVP, General Counsel & Sec
Tax withholdingCommon Stock 2,468 $18.22 $44,966.96
Disclosure

SEC source: 0001587523-25-000006 · edgardoc.xml · nonDerivative · entry 2

PERNA ROBERT J · CIK 0001181355 · SVP, General Counsel & Sec

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 60,563

F2 · shares: These shares represent the payment of the tax liability by withholding securities incident to the vesting of a restricted stock grant issued on February 7, 2022 in accordance with Rule 16b-3.

Read SEC document
February 07, 2025 Filed Feb 10, 2025 21:20 UTC
Niew JeffreyDirector · President & CEO
Tax withholdingCommon Stock 11,631 $18.22 $211,916.82
Disclosure

SEC source: 0001587523-25-000005 · edgardoc.xml · nonDerivative · entry 2

Niew Jeffrey · CIK 0001535760 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 795,247

F2 · shares: These shares represent the payment of the tax liability by withholding securities incident to the vesting of a restricted stock grant issued on February 7, 2022 in accordance with Rule 16b-3.

Read SEC document
February 07, 2025 Filed Feb 10, 2025 21:18 UTC
Giesecke Daniel J.Senior Vice President & COO
Tax withholdingCommon Stock 2,785 $18.22 $50,742.70
Disclosure

SEC source: 0001587523-25-000004 · edgardoc.xml · nonDerivative · entry 2

Giesecke Daniel J. · CIK 0001598086 · Senior Vice President & COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 143,484

F2 · shares: These shares represent the payment of the tax liability by withholding securities incident to the vesting of a restricted stock grant issued on February 7, 2022 in accordance with Rule 16b-3.

Read SEC document
February 07, 2025 Filed Feb 10, 2025 21:17 UTC
Cabrera Raymond D.SVP, HR & Chief Admin. Officer
Tax withholdingCommon Stock 2,199 $18.22 $40,065.78
Disclosure

SEC source: 0001587523-25-000003 · edgardoc.xml · nonDerivative · entry 2

Cabrera Raymond D. · CIK 0001598091 · SVP, HR & Chief Admin. Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 92,929

F2 · shares: These shares represent the payment of the tax liability by withholding securities incident to the vesting of a restricted stock grant issued on February 7, 2022 in accordance with Rule 16b-3.

Read SEC document
February 07, 2025 Filed Feb 10, 2025 21:15 UTC
Bastarrica Air A. Jr.Vice President, Controller
Tax withholdingCommon Stock 1,395 $18.22 $25,416.90
Disclosure

SEC source: 0001587523-25-000002 · edgardoc.xml · nonDerivative · entry 2

Bastarrica Air A. Jr. · CIK 0001745084 · Vice President, Controller

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 58,526

F2 · shares: These shares represent the payment of the tax liability by withholding securities incident to the vesting of a restricted stock grant issued on February 7, 2022 in accordance with Rule 16b-3.

Read SEC document
February 07, 2025 Filed Feb 10, 2025 21:13 UTC
Anderson John S.Senior Vice President & CFO
Tax withholdingCommon Stock 4,003 $18.22 $72,934.66
Disclosure

SEC source: 0001587523-25-000001 · edgardoc.xml · nonDerivative · entry 2

Anderson John S. · CIK 0001598318 · Senior Vice President & CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 196,061

F2 · shares: These shares represent the payment of the tax liability by withholding securities incident to the vesting of a restricted stock grant issued on February 7, 2022 in accordance with Rule 16b-3.

Read SEC document
February 06, 2025 Filed Feb 10, 2025 16:21 UTC
PERNA ROBERT JSVP, General Counsel & Sec
Tax withholdingCommon Stock 3,032 $18.56 $56,273.92
Disclosure

SEC source: 0001587523-25-000006 · edgardoc.xml · nonDerivative · entry 1

PERNA ROBERT J · CIK 0001181355 · SVP, General Counsel & Sec

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 63,031

F1 · shares: These shares represent the payment of the tax liability by withholding securities incident to the vesting of a restricted stock grant issued on February 6, 2023 in accordance with Rule 16b-3.

Read SEC document
February 06, 2025 Filed Feb 10, 2025 21:20 UTC
Niew JeffreyDirector · President & CEO
Tax withholdingCommon Stock 13,820 $18.56 $256,499.20
Disclosure

SEC source: 0001587523-25-000005 · edgardoc.xml · nonDerivative · entry 1

Niew Jeffrey · CIK 0001535760 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 806,878

F1 · shares: These shares represent the payment of the tax liability by withholding securities incident to the vesting of a restricted stock grant issued on February 6, 2023 in accordance with Rule 16b-3.

Read SEC document
February 06, 2025 Filed Feb 10, 2025 21:18 UTC
Giesecke Daniel J.Senior Vice President & COO
Tax withholdingCommon Stock 3,448 $18.56 $63,994.88
Disclosure

SEC source: 0001587523-25-000004 · edgardoc.xml · nonDerivative · entry 1

Giesecke Daniel J. · CIK 0001598086 · Senior Vice President & COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 146,269

F1 · shares: These shares represent the payment of the tax liability by withholding securities incident to the vesting of a restricted stock grant issued on February 6, 2023 in accordance with Rule 16b-3.

Read SEC document
February 06, 2025 Filed Feb 10, 2025 21:17 UTC
Cabrera Raymond D.SVP, HR & Chief Admin. Officer
Tax withholdingCommon Stock 2,599 $18.56 $48,237.44
Disclosure

SEC source: 0001587523-25-000003 · edgardoc.xml · nonDerivative · entry 1

Cabrera Raymond D. · CIK 0001598091 · SVP, HR & Chief Admin. Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 95,128

F1 · shares: These shares represent the payment of the tax liability by withholding securities incident to the vesting of a restricted stock grant issued on February 6, 2023 in accordance with Rule 16b-3.

Read SEC document
February 06, 2025 Filed Feb 10, 2025 21:15 UTC
Bastarrica Air A. Jr.Vice President, Controller
Tax withholdingCommon Stock 2,178 $18.56 $40,423.68
Disclosure

SEC source: 0001587523-25-000002 · edgardoc.xml · nonDerivative · entry 1

Bastarrica Air A. Jr. · CIK 0001745084 · Vice President, Controller

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 59,921

F1 · shares: These shares represent the payment of the tax liability by withholding securities incident to the vesting of a restricted stock grant issued on February 6, 2023 in accordance with Rule 16b-3.

Read SEC document
February 06, 2025 Filed Feb 10, 2025 21:13 UTC
Anderson John S.Senior Vice President & CFO
Tax withholdingCommon Stock 5,147 $18.56 $95,528.32
Disclosure

SEC source: 0001587523-25-000001 · edgardoc.xml · nonDerivative · entry 1

Anderson John S. · CIK 0001598318 · Senior Vice President & CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 200,064

F1 · shares: These shares represent the payment of the tax liability by withholding securities incident to the vesting of a restricted stock grant issued on February 6, 2023 in accordance with Rule 16b-3.

Read SEC document
February 05, 2025 Filed May 1, 2025 15:48 UTC
Li Ye JaneDirector
GiftCommon Stock 20,000 $0.00 $0.00
Disclosure

SEC source: 0001587523-25-000052 · edgardoc.xml · nonDerivative · entry 3

Li Ye Jane · CIK 0001667921 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · by Trust

Disclosed balance after: 20,000

Read SEC document
February 05, 2025 Filed May 1, 2025 15:48 UTC
Li Ye JaneDirector
GiftCommon Stock 20,000 $0.00 $0.00
Disclosure

SEC source: 0001587523-25-000052 · edgardoc.xml · nonDerivative · entry 1

Li Ye Jane · CIK 0001667921 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 41,138

F1 · shares: Reporting person transferred shares of Knowles common stock to a Grantor Retained Annuity Trust (GRAT) of which reporting person is trustee. The reporting person and members of her immediate family are the sole beneficiaries of the GRAT.

Read SEC document
December 10, 2024 Filed Feb 20, 2025 19:23 UTC
Niew JeffreyDirector · President & CEO
SaleCommon Stock 4,423 $19.50 $86,248.50
Disclosure

SEC source: 0001587523-25-000016 · edgardoc.xml · nonDerivative · entry 4

Niew Jeffrey · CIK 0001535760 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Indirect · by 401(k) Plan

Disclosed balance after: 0

F4 · shares: Effective December 10, 2024, Knowles Corporation eliminated the Knowles Stock Fund as an investment alternative available under Knowles Corporation?s 401(k) plan. As a result, the 4423 shares of Knowles common stock the reporting person previously reported as beneficially owned under the plan were liquidated.

Read SEC document
December 10, 2024 Filed Feb 20, 2025 19:21 UTC
Anderson John S.Senior Vice President & CFO
SaleCommon Stock 93 $19.50 $1,813.50
Disclosure

SEC source: 0001587523-25-000015 · edgardoc.xml · nonDerivative · entry 4

Anderson John S. · CIK 0001598318 · Senior Vice President & CFO

10b5-1 filing: No plan indicated

Ownership: Indirect · by 401(k) Plan

Disclosed balance after: 0

F4 · shares: Effective December 10, 2024, Knowles Corporation eliminated the Knowles Stock Fund as an investment alternative available under Knowles Corporation?s 401(k) plan. As a result, the 93 shares of Knowles common stock the reporting person previously reported as beneficially owned under the plan were liquidated

Read SEC document
December 06, 2024 Filed Dec 9, 2024 18:13 UTC GrantCommon Stock 8,683 $19.58 $170,013.14
Disclosure

SEC source: 0001587523-24-000099 · edgardoc.xml · nonDerivative · entry 2

Angelini Laura · CIK 0001949708 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 12,156

F2 · shares: Restricted Stock Units (RSU) granted to a new Director pursuant to the Knowles Corporation 2018 Equity and Cash Incentive Plan. The RSUs will vest on the third anniversary of the grant.

Read SEC document
December 06, 2024 Filed Dec 9, 2024 18:13 UTC GrantCommon Stock 3,473 $19.58 $68,001.34
Disclosure

SEC source: 0001587523-24-000099 · edgardoc.xml · nonDerivative · entry 1

Angelini Laura · CIK 0001949708 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,473

F1 · shares: Restricted Stock Units (RSU) awarded as compensation for services as a Director pursuant to the Knowles Corporation 2018 Equity and Cash Incentive Plan. The RSUs will vest on the first anniversary of the grant.

Read SEC document
December 04, 2024 Filed Dec 5, 2024 19:37 UTC
Bastarrica Air A. Jr.Vice President, Controller
Exercise / conversionNon-Qualified Stock Option (right to buy) · Derivative 4,482 $16.77 Strike: $16.77 $75,163.14
Disclosure

SEC source: 0001587523-24-000093 · edgardoc.xml · derivative · entry 3

Bastarrica Air A. Jr. · CIK 0001745084 · Vice President, Controller

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 4,482 shares

Expires 2027-02-09

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

Read SEC document
December 04, 2024 Filed Dec 5, 2024 19:37 UTC
Bastarrica Air A. Jr.Vice President, Controller
Tax withholdingCommon Stock 4,064 $19.82 $80,548.48
Disclosure

SEC source: 0001587523-24-000093 · edgardoc.xml · nonDerivative · entry 2

Bastarrica Air A. Jr. · CIK 0001745084 · Vice President, Controller

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 62,099

F1 · shares: These shares represent the payment of the option exercise price and tax liability by withholding securities.

Read SEC document
December 04, 2024 Filed Dec 5, 2024 19:37 UTC
Bastarrica Air A. Jr.Vice President, Controller
Exercise / conversionCommon Stock 4,482 $16.77 $75,163.14
Disclosure

SEC source: 0001587523-24-000093 · edgardoc.xml · nonDerivative · entry 1

Bastarrica Air A. Jr. · CIK 0001745084 · Vice President, Controller

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 66,163

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

Read SEC document
December 03, 2024 Filed Dec 5, 2024 19:38 UTC
Anderson John S.Senior Vice President & CFO
Exercise / conversionNon-Qualified Stock Option (right to buy) · Derivative 40,193 $16.07 Strike: $16.07 $645,901.51
Disclosure

SEC source: 0001587523-24-000094 · edgardoc.xml · derivative · entry 3

Anderson John S. · CIK 0001598318 · Senior Vice President & CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 40,193 shares

Expires 2026-02-19

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

Read SEC document
December 03, 2024 Filed Dec 5, 2024 19:38 UTC
Anderson John S.Senior Vice President & CFO
Tax withholdingCommon Stock 35,739 $19.89 $710,848.71
Disclosure

SEC source: 0001587523-24-000094 · edgardoc.xml · nonDerivative · entry 2

Anderson John S. · CIK 0001598318 · Senior Vice President & CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 205,211

F1 · shares: These shares represent the payment of the option exercise price and tax liability by withholding securities.

Read SEC document
December 03, 2024 Filed Dec 5, 2024 19:38 UTC
Anderson John S.Senior Vice President & CFO
Exercise / conversionCommon Stock 40,193 $16.07 $645,901.51
Disclosure

SEC source: 0001587523-24-000094 · edgardoc.xml · nonDerivative · entry 1

Anderson John S. · CIK 0001598318 · Senior Vice President & CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 240,950

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

Read SEC document
November 25, 2024 Filed Nov 25, 2024 21:28 UTC
Anderson John S.Senior Vice President & CFO
SaleCommon Stock 10,443 $19.50 $203,638.50
Disclosure

SEC source: 0001587523-24-000092 · edgardoc.xml · nonDerivative · entry 1

Anderson John S. · CIK 0001598318 · Senior Vice President & CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 200,757

F1 · shares: The transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on May 15, 2024.

Read SEC document
November 07, 2024 Filed Nov 7, 2024 20:34 UTC
Bastarrica Air A. Jr.Vice President, Controller
SaleCommon Stock 3,762 $19.46 $73,208.52
Disclosure

SEC source: 0001587523-24-000090 · edgardoc.xml · nonDerivative · entry 1

Bastarrica Air A. Jr. · CIK 0001745084 · Vice President, Controller

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 61,681

Read SEC document
November 07, 2024 Filed Nov 12, 2024 15:10 UTC
Giesecke Daniel J.Senior Vice President & COO
SaleCommon Stock 323 $19.39 $6,262.97
Disclosure

SEC source: 0001587523-24-000091 · edgardoc.xml · nonDerivative · entry 1

Giesecke Daniel J. · CIK 0001598086 · Senior Vice President & COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 149,717

F1 · shares: The transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on May 17, 2024.

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November 06, 2024 Filed Nov 7, 2024 20:28 UTC
Niew JeffreyDirector · President & CEO
Exercise / conversionNon-Qualified Stock Option (right to buy) · Derivative 157,699 $14.29 Strike: $14.29 $2,253,518.71
Disclosure

SEC source: 0001587523-24-000088 · edgardoc.xml · derivative · entry 3

Niew Jeffrey · CIK 0001535760 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 157,699 shares

Expires 2025-02-15

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

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November 06, 2024 Filed Nov 7, 2024 20:28 UTC
Niew JeffreyDirector · President & CEO
SaleCommon Stock 157,699 $18.98 $2,993,127.02
Disclosure

SEC source: 0001587523-24-000088 · edgardoc.xml · nonDerivative · entry 2

Niew Jeffrey · CIK 0001535760 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 820,698

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $18.70 to $19.26, inclusive. The reporting person undertakes to provide to Knowles Corporation, any security holder of Knowles Corporation, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased/sold at each separate price within the ranges set forth in this footnote to this Form 4.

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November 06, 2024 Filed Nov 7, 2024 20:28 UTC
Niew JeffreyDirector · President & CEO
Exercise / conversionCommon Stock 157,699 $14.29 $2,253,518.71
Disclosure

SEC source: 0001587523-24-000088 · edgardoc.xml · nonDerivative · entry 1

Niew Jeffrey · CIK 0001535760 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 978,397

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

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November 06, 2024 Filed Nov 7, 2024 20:30 UTC
Giesecke Daniel J.Senior Vice President & COO
Exercise / conversionNon-Qualified Stock Option (right to buy) · Derivative 34,787 $14.29 Strike: $14.29 $497,106.23
Disclosure

SEC source: 0001587523-24-000089 · edgardoc.xml · derivative · entry 3

Giesecke Daniel J. · CIK 0001598086 · Senior Vice President & COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 34,787 shares

Expires 2025-02-15

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

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November 06, 2024 Filed Nov 7, 2024 20:30 UTC
Giesecke Daniel J.Senior Vice President & COO
Tax withholdingCommon Stock 29,721 $19.35 $575,101.35
Disclosure

SEC source: 0001587523-24-000089 · edgardoc.xml · nonDerivative · entry 2

Giesecke Daniel J. · CIK 0001598086 · Senior Vice President & COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 150,040

F1 · shares: These shares represent the payment of the option exercise price and tax liability by withholding securities.

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November 06, 2024 Filed Nov 7, 2024 20:30 UTC
Giesecke Daniel J.Senior Vice President & COO
Exercise / conversionCommon Stock 34,787 $14.29 $497,106.23
Disclosure

SEC source: 0001587523-24-000089 · edgardoc.xml · nonDerivative · entry 1

Giesecke Daniel J. · CIK 0001598086 · Senior Vice President & COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 179,761

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

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November 04, 2024 Filed Nov 6, 2024 14:36 UTC
PERNA ROBERT JSVP, General Counsel & Sec
SaleCommon Stock 21,080 $17.56 $370,164.80
Disclosure

SEC source: 0001587523-24-000087 · edgardoc.xml · nonDerivative · entry 3

PERNA ROBERT J · CIK 0001181355 · SVP, General Counsel & Sec

10b5-1 filing: No plan indicated

Ownership: Indirect · by Trust

Disclosed balance after: 0

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $17.54 to $17.61, inclusive. The reporting person undertakes to provide to Knowles Corporation, any security holder of Knowles Corporation, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased/sold at each separate price within the ranges set forth in this footnote to this Form 4.

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Value uses the disclosed total when available, otherwise shares × reported transaction price. It is not an estimate of exercise cash cost or investment performance.