Q

SEC source: 0001628280-25-056811 · wk-form4_1765576684.xml · derivative · entry 3

Goss Michael G. · CIK 0001777486 · VP & Controller

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 1,942 shares

Expires 2026-02-02

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.

SEC source: 0001628280-25-056811 · wk-form4_1765576684.xml · nonDerivative · entry 2

Goss Michael G. · CIK 0001777486 · VP & Controller

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 13,305.1894

F1 · price: Weighted average sales price of $84.7852. Trades ranged from $84.75 to $84.87. Upon request, the reporting person will provide to the Commission, the issuer and any stockholder full information regarding the number of shares that were sold at each separate price.

SEC source: 0001628280-25-056811 · wk-form4_1765576684.xml · nonDerivative · entry 1

Goss Michael G. · CIK 0001777486 · VP & Controller

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 15,200.1894

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.

SEC source: 0001628280-25-056810 · wk-form4_1765576657.xml · derivative · entry 3

Kemp Jon D. · CIK 0001784190 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 5,921 shares

Expires 2026-02-02

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.

SEC source: 0001628280-25-056810 · wk-form4_1765576657.xml · nonDerivative · entry 2

Kemp Jon D. · CIK 0001784190 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 89,176.7788

F1 · price: Weighted average sales price of $85.0087. Trades ranged from $84.50 to $85.48. Upon request, the reporting person will provide to the Commission, the issuer and any stockholder full information regarding the number of shares that were sold at each separate price.

SEC source: 0001628280-25-056810 · wk-form4_1765576657.xml · nonDerivative · entry 1

Kemp Jon D. · CIK 0001784190 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 94,831.7788

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.

SEC source: 0001628280-25-055657 · wk-form4_1764984825.xml · nonDerivative · entry 1

JOHNSON KRISTINA M · CIK 0001116268 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,476.8688

SEC source: 0001628280-25-055648 · wk-form4_1764984516.xml · nonDerivative · entry 1

BLINN MARK A · CIK 0001129149 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,364

SEC source: 0001628280-25-055663 · wk-form4_1764985176.xml · nonDerivative · entry 1

PAIK YI HYON · CIK 0001434790 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,364

SEC source: 0001628280-25-055651 · wk-form4_1764984619.xml · nonDerivative · entry 1

CURTIN TERRENCE R · CIK 0001401842 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 20,395.3971

SEC source: 0001628280-25-055661 · wk-form4_1764985118.xml · nonDerivative · entry 1

Sterin Steven · CIK 0001340482 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,811.9192

SEC source: 0001628280-25-055646 · wk-form4_1764984448.xml · nonDerivative · entry 1

Banerji Shumeet · CIK 0001511649 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,364

SEC source: 0001628280-25-055669 · wk-form4_1764987218.xml · derivative · entry 1

Harbaugh Matthew K · CIK 0001578368 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 49,807

Underlying: Common Stock · 49,807 shares

Expires 2035-12-02

SEC source: 0001628280-25-055659 · wk-form4_1764985013.xml · nonDerivative · entry 1

Noonan Anne P · CIK 0001620412 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 7,604

SEC source: 0001628280-25-055665 · wk-form4_1764987034.xml · derivative · entry 1

Kemp Jon D. · CIK 0001784190 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 166,022

Underlying: Common Stock · 166,022 shares

Expires 2035-12-02

SEC source: 0001628280-25-055673 · wk-form4_1764987407.xml · derivative · entry 1

Fortebuono Kathleen M. · CIK 0002090704 · Chief People Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 14,527

Underlying: Common Stock · 14,527 shares

Expires 2035-12-02

SEC source: 0001628280-25-055655 · wk-form4_1764984726.xml · nonDerivative · entry 1

Green Byron · CIK 0002093048 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,364

SEC source: 0001628280-25-055671 · wk-form4_1764987325.xml · derivative · entry 1

Hennessey Peter W · CIK 0002091535 · General Counsel

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 25,941

Underlying: Common Stock · 25,941 shares

Expires 2035-12-02

SEC source: 0001628280-25-055667 · wk-form4_1764987138.xml · derivative · entry 1

Xu Chuck · CIK 0002093258 · President, Interconnect

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 41,506

Underlying: Common Stock · 41,506 shares

Expires 2035-12-02

SEC source: 0001628280-25-055653 · wk-form4_1764984674.xml · nonDerivative · entry 1

De Bondt Karin · CIK 0002092939 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,364

SEC source: 0001628280-25-054801 · wk-form4_1764711663.xml · nonDerivative · entry 1

CURTIN TERRENCE R · CIK 0001401842 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 19,395.3971

SEC source: 0001628280-26-005256 · wk-form4_1770173595.xml · nonDerivative · entry 3

CURTIN TERRENCE R · CIK 0001401842 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 19,035.2662

F1 · balance_after: Reflects balance as of the transaction date. This Form 4 is also deemed to amend and update the number of shares reported as beneficially owned on each Form 4 filed subsequent to November 6, 2025.

SEC source: 0001628280-25-053617 · wk-form4_1763761151.xml · nonDerivative · entry 1

Noonan Anne P · CIK 0001620412 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,240

SEC source: 0001628280-25-056119 · wk-form4_1765316208.xml · derivative · entry 5

Kang Sang Ho · CIK 0002093279 · President, Semiconductor

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 2,000 shares

Expires 2025-11-21

F2 · security: In connection with the Distribution, these put options, represented by 40 standardized contracts, were automatically adjusted in accordance with their anti-dilution terms to cover 4,000 shares of common stock of DuPont at an exercise price of $32.00 per share and 2,000 shares of common stock of the Issuer at an exercise price of $96.00 per share.

SEC source: 0001628280-25-056119 · wk-form4_1765316208.xml · derivative · entry 4

Kang Sang Ho · CIK 0002093279 · President, Semiconductor

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 2,000 shares

Expires 2025-11-21

F1 · security: In connection with the distribution (the "Distribution") on November 1, 2025 of a pro rata dividend of one (1) share of common stock of the Issuer for every two (2) shares of common stock of DuPont de Nemours, Inc. ("DuPont") held of record as of October 22, 2025, these put options, represented by 40 standardized contracts, were automatically adjusted in accordance with their anti-dilution terms to cover 4,000 shares of common stock of DuPont at an exercise price of $32.00 per share and 2,000 shares of common stock of the Issuer at an exercise price of $96.00 per share.

SEC source: 0001628280-25-056119 · wk-form4_1765316208.xml · nonDerivative · entry 3

Kang Sang Ho · CIK 0002093279 · President, Semiconductor

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 15,646.5768

SEC source: 0001628280-25-056119 · wk-form4_1765316208.xml · nonDerivative · entry 2

Kang Sang Ho · CIK 0002093279 · President, Semiconductor

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 18,146.5768

SEC source: 0001628280-25-056119 · wk-form4_1765316208.xml · nonDerivative · entry 1

Kang Sang Ho · CIK 0002093279 · President, Semiconductor

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 16,146.5768

SEC source: 0001628280-26-009204 · wk-form4_1771451785.xml · nonDerivative · entry 1

Noonan Anne P · CIK 0001620412 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,249

F1 · balance_after: Reflects balance as of the transaction date. Amount includes 9 shares of Qnity Electronics, Inc. ("Qnity") common stock that the Reporting Person received on November 1, 2025, as a dividend of one (1) share of Qnity common stock for every two (2) shares of DuPont de Nemours, Inc. ("DuPont") held by the Reporting Person, in connection with the spin-off of Qnity from DuPont. This Form 4 is also deemed to amend and update the number of shares reported as beneficially owned on each Form 4 filed subsequent to November 21, 2025.

SEC source: 0001628280-26-003918 · wk-form4_1769639953.xml · nonDerivative · entry 1

Green Byron · CIK 0002093048 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,637

F1 · balance_after: Reflects balance as of the transaction date. Amount includes 637 shares of Qnity Electronics, Inc. ("Qnity") common stock that the Reporting Person received on November 1, 2025, as a dividend of one (1) share of Qnity common stock for every two (2) shares of DuPont de Nemours, Inc. ("DuPont") held by the Reporting Person, in connection with the spin-off of Qnity from DuPont. This Form 4 is also deemed to amend and update the number of shares reported as beneficially owned on each Form 4 filed subsequent to November 19, 2025, through the date hereof.

SEC source: 0001628280-26-005256 · wk-form4_1770173595.xml · nonDerivative · entry 2

CURTIN TERRENCE R · CIK 0001401842 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · By family trusts

Disclosed balance after: 4,250

F1 · balance_after: Reflects balance as of the transaction date. This Form 4 is also deemed to amend and update the number of shares reported as beneficially owned on each Form 4 filed subsequent to November 6, 2025.

SEC source: 0001628280-26-005256 · wk-form4_1770173595.xml · nonDerivative · entry 1

CURTIN TERRENCE R · CIK 0001401842 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 18,761.8008

F1 · balance_after: Reflects balance as of the transaction date. This Form 4 is also deemed to amend and update the number of shares reported as beneficially owned on each Form 4 filed subsequent to November 6, 2025.

SEC source: 0001193125-25-265292 · ownership.xml · nonDerivative · entry 1

DuPont de Nemours, Inc. · CIK 0001666700 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

F1 · kind: On November 1, 2025, in connection with the separation of the Issuer from DuPont de Nemours, Inc. ("DuPont"), DuPont distributed 100% of the issued and outstanding shares of the Issuer's common stock to the stockholders of DuPont, with each DuPont stockholder receiving one share of the Issuer's common stock for every two shares of DuPont's common stock held by such holder as of the close of business on October 22, 2025.

F2 · shares: On September 30, 2025, DuPont reported that it owned 100 shares of the Issuer's common stock, which at the time constituted all of the issued and outstanding shares of the Issuer's common stock. Pursuant to an amended and restated certificate of incorporation of the Issuer filed with the Secretary of State of the State of Delaware on October 31, 2025, the 100 shares of the Issuer's common stock were automatically converted into an aggregate of 209,443,778 shares of the Issuer's common stock (the "Recapitalization"). The Recapitalization was exempt pursuant to Rules 16a-9 and 16b-7 under the Exchange Act and did not result in a change in the pecuniary interest of DuPont in the Issuer's securities.

F1 · price: On November 1, 2025, in connection with the separation of the Issuer from DuPont de Nemours, Inc. ("DuPont"), DuPont distributed 100% of the issued and outstanding shares of the Issuer's common stock to the stockholders of DuPont, with each DuPont stockholder receiving one share of the Issuer's common stock for every two shares of DuPont's common stock held by such holder as of the close of business on October 22, 2025.

SEC source: 0001628280-25-049133 · wk-form4_1762301564.xml · nonDerivative · entry 1

Sterin Steven · CIK 0001340482 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,811.9192

F1 · shares: On November 1, 2025, the Reporting Person received a dividend of one (1) share of Qnity Electronics, Inc. ("Qnity") common stock for every two (2) shares of DuPont de Nemours, Inc. ("DuPont") held by the Reporting Person, and the Reporting Person's equity awards denominated in DuPont common stock were adjusted, in part, into equity awards denominated in Qnity common stock, all as described in Qnity's information statement filed as Exhibit 99.1 to the Current Report on Form 8-K that was filed by Qnity with the Securities and Exchange Commission on October 15, 2025, in connection with the spin-off of Qnity from DuPont. This amount includes restricted stock units and dividend equivalent units.

SEC source: 0001628280-25-049142 · wk-form4_1762302359.xml · nonDerivative · entry 1

Harbaugh Matthew K · CIK 0001578368 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,291.5511

F1 · shares: On November 1, 2025, the Reporting Person received a dividend of one (1) share of Qnity Electronics, Inc. ("Qnity") common stock for every two (2) shares of DuPont de Nemours, Inc. ("DuPont") held by the Reporting Person, and the Reporting Person's equity awards denominated in DuPont common stock were adjusted, in part, into equity awards denominated in Qnity common stock, all as described in Qnity's information statement filed as Exhibit 99.1 to the Current Report on Form 8-K that was filed by Qnity with the Securities and Exchange Commission on October 15, 2025, in connection with the spin-off of Qnity from DuPont. This amount includes restricted stock units and dividend equivalent units.

SEC source: 0001628280-25-049154 · wk-form4_1762302701.xml · derivative · entry 8

Kemp Jon D. · CIK 0001784190 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 16,847

Underlying: Common Stock · 16,847 shares

Expires 2032-02-22

F2 · shares: Represents equity awards originally granted by DuPont de Nemours, Inc. ("DuPont") that have been converted into Qnity equity awards in connection with the spin-off of Qnity from DuPont.

SEC source: 0001628280-25-049154 · wk-form4_1762302701.xml · derivative · entry 7

Kemp Jon D. · CIK 0001784190 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 27,241

Underlying: Common Stock · 27,241 shares

Expires 2031-03-01

F2 · shares: Represents equity awards originally granted by DuPont de Nemours, Inc. ("DuPont") that have been converted into Qnity equity awards in connection with the spin-off of Qnity from DuPont.

SEC source: 0001628280-25-049154 · wk-form4_1762302701.xml · derivative · entry 6

Kemp Jon D. · CIK 0001784190 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 33,180

Underlying: Common Stock · 33,180 shares

Expires 2030-02-18

F2 · shares: Represents equity awards originally granted by DuPont de Nemours, Inc. ("DuPont") that have been converted into Qnity equity awards in connection with the spin-off of Qnity from DuPont.

SEC source: 0001628280-25-049154 · wk-form4_1762302701.xml · derivative · entry 5

Kemp Jon D. · CIK 0001784190 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 42,432

Underlying: Common Stock · 42,432 shares

Expires 2029-08-04

F2 · shares: Represents equity awards originally granted by DuPont de Nemours, Inc. ("DuPont") that have been converted into Qnity equity awards in connection with the spin-off of Qnity from DuPont.

SEC source: 0001628280-25-049154 · wk-form4_1762302701.xml · derivative · entry 4

Kemp Jon D. · CIK 0001784190 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,163

Underlying: Common Stock · 10,163 shares

Expires 2028-02-14

F2 · shares: Represents equity awards originally granted by DuPont de Nemours, Inc. ("DuPont") that have been converted into Qnity equity awards in connection with the spin-off of Qnity from DuPont.

SEC source: 0001628280-25-049154 · wk-form4_1762302701.xml · derivative · entry 3

Kemp Jon D. · CIK 0001784190 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,042

Underlying: Common Stock · 8,042 shares

Expires 2027-02-01

F2 · shares: Represents equity awards originally granted by DuPont de Nemours, Inc. ("DuPont") that have been converted into Qnity equity awards in connection with the spin-off of Qnity from DuPont.

SEC source: 0001628280-25-049154 · wk-form4_1762302701.xml · derivative · entry 2

Kemp Jon D. · CIK 0001784190 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,921

Underlying: Common Stock · 5,921 shares

Expires 2026-02-02

F2 · shares: Represents equity awards originally granted by DuPont de Nemours, Inc. ("DuPont") that have been converted into Qnity equity awards in connection with the spin-off of Qnity from DuPont.

SEC source: 0001628280-25-049154 · wk-form4_1762302701.xml · nonDerivative · entry 1

Kemp Jon D. · CIK 0001784190 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 88,910.7788

F1 · shares: On November 1, 2025, the Reporting Person received a dividend of one (1) share of Qnity Electronics, Inc. ("Qnity") common stock for every two (2) shares of DuPont de Nemours, Inc. ("DuPont") held by the Reporting Person, and the Reporting Person's equity awards denominated in DuPont common stock were adjusted, in part, into equity awards denominated in Qnity common stock, all as described in Qnity's information statement filed as Exhibit 99.1 to the Current Report on Form 8-K that was filed by Qnity with the Securities and Exchange Commission on October 15, 2025, in connection with the spin-off of Qnity from DuPont. This amount includes restricted stock units and dividend equivalent units.

SEC source: 0001628280-25-049151 · wk-form4_1762302648.xml · derivative · entry 5

Fortebuono Kathleen M. · CIK 0002090704 · Chief People Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,648

Underlying: Common Stock · 2,648 shares

Expires 2032-02-22

F2 · shares: Represents equity awards originally granted by DuPont de Nemours, Inc. ("DuPont") that have been converted into Qnity equity awards in connection with the spin-off of Qnity from DuPont.

SEC source: 0001628280-25-049151 · wk-form4_1762302648.xml · derivative · entry 4

Fortebuono Kathleen M. · CIK 0002090704 · Chief People Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,477

Underlying: Common Stock · 2,477 shares

Expires 2031-03-01

F2 · shares: Represents equity awards originally granted by DuPont de Nemours, Inc. ("DuPont") that have been converted into Qnity equity awards in connection with the spin-off of Qnity from DuPont.

SEC source: 0001628280-25-049151 · wk-form4_1762302648.xml · derivative · entry 3

Fortebuono Kathleen M. · CIK 0002090704 · Chief People Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,792

Underlying: Common Stock · 3,792 shares

Expires 2030-02-18

F2 · shares: Represents equity awards originally granted by DuPont de Nemours, Inc. ("DuPont") that have been converted into Qnity equity awards in connection with the spin-off of Qnity from DuPont.

SEC source: 0001628280-25-049151 · wk-form4_1762302648.xml · derivative · entry 2

Fortebuono Kathleen M. · CIK 0002090704 · Chief People Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 14,144

Underlying: Common Stock · 14,144 shares

Expires 2029-08-04

F2 · shares: Represents equity awards originally granted by DuPont de Nemours, Inc. ("DuPont") that have been converted into Qnity equity awards in connection with the spin-off of Qnity from DuPont.

SEC source: 0001628280-25-049151 · wk-form4_1762302648.xml · nonDerivative · entry 1

Fortebuono Kathleen M. · CIK 0002090704 · Chief People Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 7,038.6214

F1 · shares: On November 1, 2025, the Reporting Person received a dividend of one (1) share of Qnity Electronics, Inc. ("Qnity") common stock for every two (2) shares of DuPont de Nemours, Inc. ("DuPont") held by the Reporting Person, and the Reporting Person's equity awards denominated in DuPont common stock were adjusted, in part, into equity awards denominated in Qnity common stock, all as described in Qnity's information statement filed as Exhibit 99.1 to the Current Report on Form 8-K that was filed by Qnity with the Securities and Exchange Commission on October 15, 2025, in connection with the spin-off of Qnity from DuPont. This amount includes restricted stock units and dividend equivalent units.

SEC source: 0001628280-25-049156 · wk-form4_1762302750.xml · derivative · entry 8

Xu Chuck · CIK 0002093258 · President, Interconnect

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,032

Underlying: Common Stock · 3,032 shares

Expires 2032-02-22

F2 · shares: Represents equity awards originally granted by DuPont de Nemours, Inc. ("DuPont") that have been converted into Qnity equity awards in connection with the spin-off of Qnity from DuPont.

SEC source: 0001628280-25-049156 · wk-form4_1762302750.xml · derivative · entry 7

Xu Chuck · CIK 0002093258 · President, Interconnect

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,120

Underlying: Common Stock · 3,120 shares

Expires 2031-03-01

F2 · shares: Represents equity awards originally granted by DuPont de Nemours, Inc. ("DuPont") that have been converted into Qnity equity awards in connection with the spin-off of Qnity from DuPont.