TSM

SEC source: 0001046179-26-000343 · wk-form4_1781001875.xml · nonDerivative · entry 2

Hou Yung-Chin · CIK 0002113680 · SVP and Deputy Co-COO

10b5-1 filing: No plan indicated

Ownership: Indirect · By ESPP Trust

Disclosed balance after: 7,336

F1 · date: Common Shares purchased by the administrator of the issuer's Employee Stock Purchase Plan ("ESPP") on behalf of the filer pursuant to terms predetermined by the issuer.

F2 · price: The price was translated from the average purchase price of NT$2,392.5207 in New Taiwan dollars, at the rate of NT$31.475 to US$1.

F3 · balance_after: Common Shares purchased and held under the issuer's Employee Stock Purchase Plan ("ESPP").

SEC source: 0001046179-26-000342 · wk-form4_1781001869.xml · nonDerivative · entry 3

Chuang Juiping · CIK 0002114029 · VP

10b5-1 filing: No plan indicated

Ownership: Indirect · By ESPP Trust

Disclosed balance after: 4,146

F2 · date: Common Shares purchased by the administrator of the issuer's Employee Stock Purchase Plan ("ESPP") on behalf of the filer pursuant to terms predetermined by the issuer.

F3 · price: The price was translated from the average purchase price of NT$2,392.5207 in New Taiwan dollars, at the rate of NT$31.475 to US$1.

F4 · balance_after: Common Shares purchased and held under the issuer's Employee Stock Purchase Plan ("ESPP").

SEC source: 0001046179-26-000340 · wk-form4_1781001855.xml · nonDerivative · entry 4

He Jun · CIK 0002113771 · VP

10b5-1 filing: No plan indicated

Ownership: Indirect · By ESPP Trust

Disclosed balance after: 5,270

F3 · date: Common Shares purchased by the administrator of the issuer's Employee Stock Purchase Plan ("ESPP") on behalf of the filer pursuant to terms predetermined by the issuer.

F4 · price: The price was translated from the average purchase price of NT$2,392.5207 in New Taiwan dollars, at the rate of NT$31.475 to US$1.

F5 · balance_after: Common Shares purchased and held under the issuer's Employee Stock Purchase Plan ("ESPP").

SEC source: 0001046179-26-000341 · wk-form4_1781001863.xml · nonDerivative · entry 2

Chuang Tzu-Sou · CIK 0002114030 · VP

10b5-1 filing: No plan indicated

Ownership: Indirect · By ESPP Trust

Disclosed balance after: 5,714

F1 · date: Common Shares purchased by the administrator of the issuer's Employee Stock Purchase Plan ("ESPP") on behalf of the filer pursuant to terms predetermined by the issuer.

F2 · price: The price was translated from the average purchase price of NT$2,392.5207 in New Taiwan dollars, at the rate of NT$31.475 to US$1.

F3 · balance_after: Common Shares purchased and held under the issuer's Employee Stock Purchase Plan ("ESPP").

SEC source: 0001046179-26-000339 · wk-form4_1781001598.xml · nonDerivative · entry 2

Chen Pei-Hung · CIK 0002114027 · VP

10b5-1 filing: No plan indicated

Ownership: Indirect · By ESPP Trust

Disclosed balance after: 1,259

F1 · date: Common Shares purchased by the administrator of the issuer's Employee Stock Purchase Plan ("ESPP") on behalf of the filer pursuant to terms predetermined by the issuer.

F2 · price: The price was translated from the average purchase price of NT$2,392.5207 in New Taiwan dollars, at the rate of NT$31.475 to US$1.

F3 · balance_after: Common Shares purchased and held under the issuer's Employee Stock Purchase Plan ("ESPP").

SEC source: 0001046179-26-000338 · wk-form4_1781001592.xml · nonDerivative · entry 2

Chen Chih-Ho · CIK 0002114026 · Controller

10b5-1 filing: No plan indicated

Ownership: Indirect · By ESPP Trust

Disclosed balance after: 106

F1 · date: Common Shares purchased by the administrator of the issuer's Employee Stock Purchase Plan ("ESPP") on behalf of the filer pursuant to terms predetermined by the issuer.

F2 · price: The price was translated from the average purchase price of NT$2,392.5207 in New Taiwan dollars, at the rate of NT$31.475 to US$1.

F3 · balance_after: Common Shares purchased and held under the issuer's Employee Stock Purchase Plan ("ESPP").

SEC source: 0001046179-26-000337 · wk-form4_1781001584.xml · nonDerivative · entry 2

Chang Tzonz-Sheng · CIK 0002113710 · SVP

10b5-1 filing: No plan indicated

Ownership: Indirect · By ESPP Trust

Disclosed balance after: 5,322

F1 · date: Common Shares purchased by the administrator of the issuer's Employee Stock Purchase Plan ("ESPP") on behalf of the filer pursuant to terms predetermined by the issuer.

F2 · price: The price was translated from the average purchase price of NT$2,392.5207 in New Taiwan dollars, at the rate of NT$31.475 to US$1.

F3 · balance_after: Common Shares purchased and held under the issuer's Employee Stock Purchase Plan ("ESPP").

SEC source: 0001046179-26-000336 · wk-form4_1781001578.xml · nonDerivative · entry 2

Cao Min · CIK 0002113031 · VP

10b5-1 filing: No plan indicated

Ownership: Indirect · By ESPP Trust

Disclosed balance after: 6,608

F1 · date: Common Shares purchased by the administrator of the issuer's Employee Stock Purchase Plan ("ESPP") on behalf of the filer pursuant to terms predetermined by the issuer.

F2 · price: The price was translated from the average purchase price of NT$2,392.5207 in New Taiwan dollars, at the rate of NT$31.475 to US$1.

F3 · balance_after: Common Shares purchased and held under the issuer's Employee Stock Purchase Plan ("ESPP").

SEC source: 0001046179-26-000335 · wk-form4_1781001570.xml · nonDerivative · entry 2

Chin Yung-Pei · CIK 0002117998 · EVP and Co-COO

10b5-1 filing: No plan indicated

Ownership: Indirect · By ESPP Trust

Disclosed balance after: 8,294

F1 · date: Common Shares purchased by the administrator of the issuer's Employee Stock Purchase Plan ("ESPP") on behalf of the filer pursuant to terms predetermined by the issuer.

F2 · price: The price was translated from the average purchase price of NT$2,392.5207 in New Taiwan dollars, at the rate of NT$31.475 to US$1.

F3 · balance_after: Common Shares purchased and held under the issuer's Employee Stock Purchase Plan ("ESPP").

SEC source: 0001046179-26-000290 · wk-form4_1779445783.xml · derivative · entry 5

Mii Yuh-Jier · CIK 0002113729 · EVP and Co-COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: American Depositary Shares (TSM) · 636 shares

Expires 2026-09-21

F4 · derivative.exercise_price: The Equity Linked Notes are issued by UBS AG that reference a basket of equity securities that includes the issuer's American Depositary Shares. The principal amount of the notes is US$150,000. The notes are exercisable and expire on September 21, 2026 (the "Exercisable Date"). Under the terms of the notes, if the notes are not redeemed early and the closing price of the worst-performing basket component is below its strike price on the Exercisable Date, the notes may be settled by delivery of shares or American Depositary Shares of that worst-performing basket component plus cash in lieu of any fractional share. The strike price for each basket component equals 70% of its initial reference level. If the issuer's American Depositary Shares are determined to be the worst-performing basket component, settlement may result in delivery of up to 636 American Depositary Shares of the issuer at a strike price of 235.697 per American Depositary Share. [Continued in footnote 5]

F5 · derivative.exercise_price: [Continued from footnote 4] In addition, the notes may be redeemed for cash, (i) if, during the observation period prior to the Exercisable Date, the closing price of each basket component has reached its initial reference level at least once, or (ii) if the notes are not redeemed early and the closing price of the worst-performing basket component is at or above its strike price on the Exercisable Date. [Continued in footnote 6]

F6 · derivative.exercise_price: [Continued from footnote 5] On May 22, 2026, during the observation period prior to the Exercisable Date, the notes were redeemed early for cash.

F4 · price: The Equity Linked Notes are issued by UBS AG that reference a basket of equity securities that includes the issuer's American Depositary Shares. The principal amount of the notes is US$150,000. The notes are exercisable and expire on September 21, 2026 (the "Exercisable Date"). Under the terms of the notes, if the notes are not redeemed early and the closing price of the worst-performing basket component is below its strike price on the Exercisable Date, the notes may be settled by delivery of shares or American Depositary Shares of that worst-performing basket component plus cash in lieu of any fractional share. The strike price for each basket component equals 70% of its initial reference level. If the issuer's American Depositary Shares are determined to be the worst-performing basket component, settlement may result in delivery of up to 636 American Depositary Shares of the issuer at a strike price of 235.697 per American Depositary Share. [Continued in footnote 5]

F5 · price: [Continued from footnote 4] In addition, the notes may be redeemed for cash, (i) if, during the observation period prior to the Exercisable Date, the closing price of each basket component has reached its initial reference level at least once, or (ii) if the notes are not redeemed early and the closing price of the worst-performing basket component is at or above its strike price on the Exercisable Date. [Continued in footnote 6]

F6 · price: [Continued from footnote 5] On May 22, 2026, during the observation period prior to the Exercisable Date, the notes were redeemed early for cash.

F4 · derivative.exercise_date: The Equity Linked Notes are issued by UBS AG that reference a basket of equity securities that includes the issuer's American Depositary Shares. The principal amount of the notes is US$150,000. The notes are exercisable and expire on September 21, 2026 (the "Exercisable Date"). Under the terms of the notes, if the notes are not redeemed early and the closing price of the worst-performing basket component is below its strike price on the Exercisable Date, the notes may be settled by delivery of shares or American Depositary Shares of that worst-performing basket component plus cash in lieu of any fractional share. The strike price for each basket component equals 70% of its initial reference level. If the issuer's American Depositary Shares are determined to be the worst-performing basket component, settlement may result in delivery of up to 636 American Depositary Shares of the issuer at a strike price of 235.697 per American Depositary Share. [Continued in footnote 5]

F5 · derivative.exercise_date: [Continued from footnote 4] In addition, the notes may be redeemed for cash, (i) if, during the observation period prior to the Exercisable Date, the closing price of each basket component has reached its initial reference level at least once, or (ii) if the notes are not redeemed early and the closing price of the worst-performing basket component is at or above its strike price on the Exercisable Date. [Continued in footnote 6]

F6 · derivative.exercise_date: [Continued from footnote 5] On May 22, 2026, during the observation period prior to the Exercisable Date, the notes were redeemed early for cash.

F1 · derivative.underlying: Each American Depositary Share represents five (5) Common Shares.

F4 · derivative.underlying: The Equity Linked Notes are issued by UBS AG that reference a basket of equity securities that includes the issuer's American Depositary Shares. The principal amount of the notes is US$150,000. The notes are exercisable and expire on September 21, 2026 (the "Exercisable Date"). Under the terms of the notes, if the notes are not redeemed early and the closing price of the worst-performing basket component is below its strike price on the Exercisable Date, the notes may be settled by delivery of shares or American Depositary Shares of that worst-performing basket component plus cash in lieu of any fractional share. The strike price for each basket component equals 70% of its initial reference level. If the issuer's American Depositary Shares are determined to be the worst-performing basket component, settlement may result in delivery of up to 636 American Depositary Shares of the issuer at a strike price of 235.697 per American Depositary Share. [Continued in footnote 5]

F5 · derivative.underlying: [Continued from footnote 4] In addition, the notes may be redeemed for cash, (i) if, during the observation period prior to the Exercisable Date, the closing price of each basket component has reached its initial reference level at least once, or (ii) if the notes are not redeemed early and the closing price of the worst-performing basket component is at or above its strike price on the Exercisable Date. [Continued in footnote 6]

F6 · derivative.underlying: [Continued from footnote 5] On May 22, 2026, during the observation period prior to the Exercisable Date, the notes were redeemed early for cash.

F4 · derivative.underlying_shares: The Equity Linked Notes are issued by UBS AG that reference a basket of equity securities that includes the issuer's American Depositary Shares. The principal amount of the notes is US$150,000. The notes are exercisable and expire on September 21, 2026 (the "Exercisable Date"). Under the terms of the notes, if the notes are not redeemed early and the closing price of the worst-performing basket component is below its strike price on the Exercisable Date, the notes may be settled by delivery of shares or American Depositary Shares of that worst-performing basket component plus cash in lieu of any fractional share. The strike price for each basket component equals 70% of its initial reference level. If the issuer's American Depositary Shares are determined to be the worst-performing basket component, settlement may result in delivery of up to 636 American Depositary Shares of the issuer at a strike price of 235.697 per American Depositary Share. [Continued in footnote 5]

F5 · derivative.underlying_shares: [Continued from footnote 4] In addition, the notes may be redeemed for cash, (i) if, during the observation period prior to the Exercisable Date, the closing price of each basket component has reached its initial reference level at least once, or (ii) if the notes are not redeemed early and the closing price of the worst-performing basket component is at or above its strike price on the Exercisable Date. [Continued in footnote 6]

F6 · derivative.underlying_shares: [Continued from footnote 5] On May 22, 2026, during the observation period prior to the Exercisable Date, the notes were redeemed early for cash.

SEC source: 0001046179-26-000288 · wk-form4_1779362474.xml · nonDerivative · entry 3

Tien Bor-Zen · CIK 0002114023 · VP

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 107

F1 · security: Each American Depositary Share represents five (5) Common Shares.

SEC source: 0001046179-26-000286 · wk-form4_1779186503.xml · nonDerivative · entry 1

Chuang Tzu-Sou · CIK 0002114030 · VP

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,495,165

F1 · price: The price was translated from New Taiwan dollars, NT$2,210, at the rate of NT$31.650 to US$1.

SEC source: 0001046179-26-000285 · wk-form4_1779186496.xml · nonDerivative · entry 2

Tien Bor-Zen · CIK 0002114023 · VP

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,051

F2 · price: The price was translated from New Taiwan dollars, NT$2,210, at the rate of NT$31.650 to US$1.

SEC source: 0001046179-26-000285 · wk-form4_1779186496.xml · nonDerivative · entry 1

Tien Bor-Zen · CIK 0002114023 · VP

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,051

F1 · price: The price was translated from New Taiwan dollars, NT$2,215, at the rate of NT$31.650 to US$1.

SEC source: 0001046179-26-000288 · wk-form4_1779362474.xml · nonDerivative · entry 2

Tien Bor-Zen · CIK 0002114023 · VP

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 100

F1 · security: Each American Depositary Share represents five (5) Common Shares.

SEC source: 0001046179-26-000271 · wk-form4_1778498960.xml · nonDerivative · entry 3

Zhang Kevin Xiaoqiang · CIK 0002115263 · SVP and Deputy Co-COO

10b5-1 filing: No plan indicated

Ownership: Indirect · By ESPP Trust

Disclosed balance after: 7,100

F2 · date: Common Shares purchased by the administrator of the issuer's Employee Stock Purchase Plan ("ESPP") on behalf of the filer pursuant to terms predetermined by the issuer.

F3 · price: The price was translated from the average purchase price of NT$2,257.1777 in New Taiwan dollars, at the rate of NT$31.429 to US$1.

F4 · balance_after: Common Shares purchased and held under the issuer's Employee Stock Purchase Plan ("ESPP").

SEC source: 0001046179-26-000270 · wk-form4_1778498952.xml · nonDerivative · entry 2

Yuan Lipen · CIK 0002114024 · VP

10b5-1 filing: No plan indicated

Ownership: Indirect · By ESPP Trust

Disclosed balance after: 1,136

F1 · date: Common Shares purchased by the administrator of the issuer's Employee Stock Purchase Plan ("ESPP") on behalf of the filer pursuant to terms predetermined by the issuer.

F2 · price: The price was translated from the average purchase price of NT$2,257.1777 in New Taiwan dollars, at the rate of NT$31.429 to US$1.

F3 · balance_after: Common Shares purchased and held under the issuer's Employee Stock Purchase Plan ("ESPP").

SEC source: 0001046179-26-000269 · wk-form4_1778498944.xml · nonDerivative · entry 2

Yoo Chue-San · CIK 0002113775 · VP

10b5-1 filing: No plan indicated

Ownership: Indirect · By ESPP Trust

Disclosed balance after: 6,486

F1 · date: Common Shares purchased by the administrator of the issuer's Employee Stock Purchase Plan ("ESPP") on behalf of the filer pursuant to terms predetermined by the issuer.

F2 · price: The price was translated from the average purchase price of NT$2,257.1777 in New Taiwan dollars, at the rate of NT$31.429 to US$1.

F3 · balance_after: Common Shares purchased and held under the issuer's Employee Stock Purchase Plan ("ESPP").

SEC source: 0001046179-26-000265 · wk-form4_1778498862.xml · nonDerivative · entry 2

Wei Che-Chia · CIK 0002113717 · Director · Chairman and CEO

10b5-1 filing: No plan indicated

Ownership: Indirect · By ESPP Trust

Disclosed balance after: 17,539

F1 · date: Common Shares purchased by the administrator of the issuer's Employee Stock Purchase Plan ("ESPP") on behalf of the filer pursuant to terms predetermined by the issuer.

F2 · price: The price was translated from the average purchase price of NT$2,257.1777 in New Taiwan dollars, at the rate of NT$31.429 to US$1.

F3 · balance_after: Common Shares purchased and held under the issuer's Employee Stock Purchase Plan ("ESPP").

SEC source: 0001046179-26-000264 · wk-form4_1778498855.xml · nonDerivative · entry 2

Yeap Choh Fei · CIK 0002113762 · SVP

10b5-1 filing: No plan indicated

Ownership: Indirect · By ESPP Trust

Disclosed balance after: 6,328

F1 · date: Common Shares purchased by the administrator of the issuer's Employee Stock Purchase Plan ("ESPP") on behalf of the filer pursuant to terms predetermined by the issuer.

F2 · price: The price was translated from the average purchase price of NT$2,257.1777 in New Taiwan dollars, at the rate of NT$31.429 to US$1.

F3 · balance_after: Common Shares purchased and held under the issuer's Employee Stock Purchase Plan ("ESPP").

SEC source: 0001046179-26-000262 · wk-form4_1778498839.xml · nonDerivative · entry 2

Wu Shien-Yang · CIK 0002113784 · SVP

10b5-1 filing: No plan indicated

Ownership: Indirect · By ESPP Trust

Disclosed balance after: 6,637

F1 · date: Common Shares purchased by the administrator of the issuer's Employee Stock Purchase Plan ("ESPP") on behalf of the filer pursuant to terms predetermined by the issuer.

F2 · price: The price was translated from the average purchase price of NT$2,257.1777 in New Taiwan dollars, at the rate of NT$31.429 to US$1.

F3 · balance_after: Common Shares purchased and held under the issuer's Employee Stock Purchase Plan ("ESPP").

SEC source: 0001046179-26-000263 · wk-form4_1778498847.xml · nonDerivative · entry 4

Tien Bor-Zen · CIK 0002114023 · VP

10b5-1 filing: No plan indicated

Ownership: Indirect · By Immediate Family Member

Disclosed balance after: 60

F5 · date: Common Shares purchased by the administrator of the issuer's Employee Stock Purchase Plan ("ESPP") on behalf of the filer's Immediate Family Member, who is a TSMC employee, pursuant to terms predetermined by the issuer.

F3 · price: The price was translated from the average purchase price of NT$2,257.1777 in New Taiwan dollars, at the rate of NT$31.429 to US$1.

SEC source: 0001046179-26-000263 · wk-form4_1778498847.xml · nonDerivative · entry 3

Tien Bor-Zen · CIK 0002114023 · VP

10b5-1 filing: No plan indicated

Ownership: Indirect · By ESPP Trust

Disclosed balance after: 145

F2 · date: Common Shares purchased by the administrator of the issuer's Employee Stock Purchase Plan ("ESPP") on behalf of the filer pursuant to terms predetermined by the issuer.

F3 · price: The price was translated from the average purchase price of NT$2,257.1777 in New Taiwan dollars, at the rate of NT$31.429 to US$1.

F4 · balance_after: Common Shares purchased and held under the issuer's Employee Stock Purchase Plan ("ESPP").

SEC source: 0001046179-26-000261 · wk-form4_1778498831.xml · nonDerivative · entry 2

Wang Ying-Lang · CIK 0002118010 · SVP

10b5-1 filing: No plan indicated

Ownership: Indirect · By ESPP Trust

Disclosed balance after: 6,281

F1 · date: Common Shares purchased by the administrator of the issuer's Employee Stock Purchase Plan ("ESPP") on behalf of the filer pursuant to terms predetermined by the issuer.

F2 · price: The price was translated from the average purchase price of NT$2,257.1777 in New Taiwan dollars, at the rate of NT$31.429 to US$1.

F3 · balance_after: Common Shares purchased and held under the issuer's Employee Stock Purchase Plan ("ESPP").

SEC source: 0001046179-26-000255 · wk-form4_1778497433.xml · nonDerivative · entry 2

Liaw Yung-Haw · CIK 0002113705 · VP

10b5-1 filing: No plan indicated

Ownership: Indirect · By ESPP Trust

Disclosed balance after: 6,145

F1 · date: Common Shares purchased by the administrator of the issuer's Employee Stock Purchase Plan ("ESPP") on behalf of the filer pursuant to terms predetermined by the issuer.

F2 · price: The price was translated from the average purchase price of NT$2,257.1777 in New Taiwan dollars, at the rate of NT$31.429 to US$1.

F3 · balance_after: Common Shares purchased and held under the issuer's Employee Stock Purchase Plan ("ESPP").

SEC source: 0001046179-26-000254 · wk-form4_1778497426.xml · nonDerivative · entry 3

Lin Chris Horng-Dar · CIK 0002113756 · VP and CIO

10b5-1 filing: No plan indicated

Ownership: Indirect · By ESPP Trust

Disclosed balance after: 5,788

F2 · date: Common Shares purchased by the administrator of the issuer's Employee Stock Purchase Plan ("ESPP") on behalf of the filer pursuant to terms predetermined by the issuer.

F3 · price: The price was translated from the average purchase price of NT$2,257.1777 in New Taiwan dollars, at the rate of NT$31.429 to US$1.

F4 · balance_after: Common Shares purchased and held under the issuer's Employee Stock Purchase Plan ("ESPP").

SEC source: 0001046179-26-000253 · wk-form4_1778497419.xml · nonDerivative · entry 2

Lin Shyue-Shyh · CIK 0002114025 · VP

10b5-1 filing: No plan indicated

Ownership: Indirect · By ESPP Trust

Disclosed balance after: 159

F1 · date: Common Shares purchased by the administrator of the issuer's Employee Stock Purchase Plan ("ESPP") on behalf of the filer pursuant to terms predetermined by the issuer.

F2 · price: The price was translated from the average purchase price of NT$2,257.1777 in New Taiwan dollars, at the rate of NT$31.429 to US$1.

F3 · balance_after: Common Shares purchased and held under the issuer's Employee Stock Purchase Plan ("ESPP").

SEC source: 0001046179-26-000252 · wk-form4_1778497411.xml · nonDerivative · entry 2

Lu Lee-Chung · CIK 0002114032 · VP

10b5-1 filing: No plan indicated

Ownership: Indirect · By ESPP Trust

Disclosed balance after: 6,281

F1 · date: Common Shares purchased by the administrator of the issuer's Employee Stock Purchase Plan ("ESPP") on behalf of the filer pursuant to terms predetermined by the issuer.

F2 · price: The price was translated from the average purchase price of NT$2,257.1777 in New Taiwan dollars, at the rate of NT$31.429 to US$1.

F3 · balance_after: Common Shares purchased and held under the issuer's Employee Stock Purchase Plan ("ESPP").

SEC source: 0001046179-26-000251 · wk-form4_1778497401.xml · nonDerivative · entry 3

Mii Yuh-Jier · CIK 0002113729 · EVP and Co-COO

10b5-1 filing: No plan indicated

Ownership: Indirect · By ESPP Trust

Disclosed balance after: 7,887

F2 · date: Common Shares purchased by the administrator of the issuer's Employee Stock Purchase Plan ("ESPP") on behalf of the filer pursuant to terms predetermined by the issuer.

F3 · price: The price was translated from the average purchase price of NT$2,257.1777 in New Taiwan dollars, at the rate of NT$31.429 to US$1.

F4 · balance_after: Common Shares purchased and held under the issuer's Employee Stock Purchase Plan ("ESPP").

SEC source: 0001046179-26-000245 · wk-form4_1778496497.xml · nonDerivative · entry 2

Huang Jen-Chau · CIK 0002113699 · SVP and CFO

10b5-1 filing: No plan indicated

Ownership: Indirect · By ESPP Trust

Disclosed balance after: 3,466

F1 · date: Common Shares purchased by the administrator of the issuer's Employee Stock Purchase Plan ("ESPP") on behalf of the filer pursuant to terms predetermined by the issuer.

F2 · price: The price was translated from the average purchase price of NT$2,257.1777 in New Taiwan dollars, at the rate of NT$31.429 to US$1.

F3 · balance_after: Common Shares purchased and held under the issuer's Employee Stock Purchase Plan ("ESPP").

SEC source: 0001046179-26-000244 · wk-form4_1778496490.xml · nonDerivative · entry 3

Hsu Kuo-Chin · CIK 0002114031 · VP

10b5-1 filing: No plan indicated

Ownership: Indirect · By ESPP Trust

Disclosed balance after: 6,515

F2 · date: Common Shares purchased by the administrator of the issuer's Employee Stock Purchase Plan ("ESPP") on behalf of the filer pursuant to terms predetermined by the issuer.

F3 · price: The price was translated from the average purchase price of NT$2,257.1777 in New Taiwan dollars, at the rate of NT$31.429 to US$1.

F4 · balance_after: Common Shares purchased and held under the issuer's Employee Stock Purchase Plan ("ESPP").

SEC source: 0001046179-26-000243 · wk-form4_1778496482.xml · nonDerivative · entry 2

Lee Chun-Hsien · CIK 0002113739 · VP

10b5-1 filing: No plan indicated

Ownership: Indirect · By ESPP Trust

Disclosed balance after: 5,834

F1 · date: Common Shares purchased by the administrator of the issuer's Employee Stock Purchase Plan ("ESPP") on behalf of the filer pursuant to terms predetermined by the issuer.

F2 · price: The price was translated from the average purchase price of NT$2,257.1777 in New Taiwan dollars, at the rate of NT$31.429 to US$1.

F3 · balance_after: Common Shares purchased and held under the issuer's Employee Stock Purchase Plan ("ESPP").

SEC source: 0001046179-26-000241 · wk-form4_1778496466.xml · nonDerivative · entry 2

Jang Syun-Ming · CIK 0002113688 · VP

10b5-1 filing: No plan indicated

Ownership: Indirect · By ESPP Trust

Disclosed balance after: 5,747

F1 · date: Common Shares purchased by the administrator of the issuer's Employee Stock Purchase Plan ("ESPP") on behalf of the filer pursuant to terms predetermined by the issuer.

F2 · price: The price was translated from the average purchase price of NT$2,257.1777 in New Taiwan dollars, at the rate of NT$31.429 to US$1.

F3 · balance_after: Common Shares purchased and held under the issuer's Employee Stock Purchase Plan ("ESPP").

SEC source: 0001046179-26-000242 · wk-form4_1778496474.xml · nonDerivative · entry 2

Hwang Yuan-Ko · CIK 0002114064 · VP

10b5-1 filing: No plan indicated

Ownership: Indirect · By ESPP Trust

Disclosed balance after: 139

F1 · date: Common Shares purchased by the administrator of the issuer's Employee Stock Purchase Plan ("ESPP") on behalf of the filer pursuant to terms predetermined by the issuer.

F2 · price: The price was translated from the average purchase price of NT$2,257.1777 in New Taiwan dollars, at the rate of NT$31.429 to US$1.

F3 · balance_after: Common Shares purchased and held under the issuer's Employee Stock Purchase Plan ("ESPP").

SEC source: 0001046179-26-000235 · wk-form4_1778496209.xml · nonDerivative · entry 2

Hou Yung-Chin · CIK 0002113680 · SVP and Deputy Co-COO

10b5-1 filing: No plan indicated

Ownership: Indirect · By ESPP Trust

Disclosed balance after: 7,274

F1 · date: Common Shares purchased by the administrator of the issuer's Employee Stock Purchase Plan ("ESPP") on behalf of the filer pursuant to terms predetermined by the issuer.

F2 · price: The price was translated from the average purchase price of NT$2,257.1777 in New Taiwan dollars, at the rate of NT$31.429 to US$1.

F3 · balance_after: Common Shares purchased and held under the issuer's Employee Stock Purchase Plan ("ESPP").

SEC source: 0001046179-26-000234 · wk-form4_1778496203.xml · nonDerivative · entry 2

Fang Shu-Hua · CIK 0002113698 · SVP and GC

10b5-1 filing: No plan indicated

Ownership: Indirect · By ESPP Trust

Disclosed balance after: 6,486

F1 · date: Common Shares purchased by the administrator of the issuer's Employee Stock Purchase Plan ("ESPP") on behalf of the filer pursuant to terms predetermined by the issuer.

F2 · price: The price was translated from the average purchase price of NT$2,257.1777 in New Taiwan dollars, at the rate of NT$31.429 to US$1.

F3 · balance_after: Common Shares purchased and held under the issuer's Employee Stock Purchase Plan ("ESPP").

SEC source: 0001046179-26-000233 · wk-form4_1778496196.xml · nonDerivative · entry 2

Chuang Tzu-Sou · CIK 0002114030 · VP

10b5-1 filing: No plan indicated

Ownership: Indirect · By ESPP Trust

Disclosed balance after: 5,668

F1 · date: Common Shares purchased by the administrator of the issuer's Employee Stock Purchase Plan ("ESPP") on behalf of the filer pursuant to terms predetermined by the issuer.

F2 · price: The price was translated from the average purchase price of NT$2,257.1777 in New Taiwan dollars, at the rate of NT$31.429 to US$1.

F3 · balance_after: Common Shares purchased and held under the issuer's Employee Stock Purchase Plan ("ESPP").

SEC source: 0001046179-26-000232 · wk-form4_1778496189.xml · nonDerivative · entry 3

Chuang Juiping · CIK 0002114029 · VP

10b5-1 filing: No plan indicated

Ownership: Indirect · By ESPP Trust

Disclosed balance after: 4,096

F2 · date: Common Shares purchased by the administrator of the issuer's Employee Stock Purchase Plan ("ESPP") on behalf of the filer pursuant to terms predetermined by the issuer.

F3 · price: The price was translated from the average purchase price of NT$2,257.1777 in New Taiwan dollars, at the rate of NT$31.429 to US$1.

F4 · balance_after: Common Shares purchased and held under the issuer's Employee Stock Purchase Plan ("ESPP").

SEC source: 0001046179-26-000231 · wk-form4_1778496183.xml · nonDerivative · entry 4

He Jun · CIK 0002113771 · VP

10b5-1 filing: No plan indicated

Ownership: Indirect · By ESPP Trust

Disclosed balance after: 5,224

F3 · date: Common Shares purchased by the administrator of the issuer's Employee Stock Purchase Plan ("ESPP") on behalf of the filer pursuant to terms predetermined by the issuer.

F4 · price: The price was translated from the average purchase price of NT$2,257.1777 in New Taiwan dollars, at the rate of NT$31.429 to US$1.

F5 · balance_after: Common Shares purchased and held under the issuer's Employee Stock Purchase Plan ("ESPP").

SEC source: 0001046179-26-000225 · wk-form4_1778496030.xml · nonDerivative · entry 2

Chang Tzonz-Sheng · CIK 0002113710 · SVP

10b5-1 filing: No plan indicated

Ownership: Indirect · By ESPP Trust

Disclosed balance after: 5,269

F1 · date: Common Shares purchased by the administrator of the issuer's Employee Stock Purchase Plan ("ESPP") on behalf of the filer pursuant to terms predetermined by the issuer.

F2 · price: The price was translated from the average purchase price of NT$2,257.1777 in New Taiwan dollars, at the rate of NT$31.429 to US$1.

F3 · balance_after: Common Shares purchased and held under the issuer's Employee Stock Purchase Plan ("ESPP").

SEC source: 0001046179-26-000224 · wk-form4_1778496023.xml · nonDerivative · entry 2

Cao Min · CIK 0002113031 · VP

10b5-1 filing: No plan indicated

Ownership: Indirect · By ESPP Trust

Disclosed balance after: 6,554

F1 · date: Common Shares purchased by the administrator of the issuer's Employee Stock Purchase Plan ("ESPP") on behalf of the filer pursuant to terms predetermined by the issuer.

F2 · price: The price was translated from the average purchase price of NT$2,257.1777 in New Taiwan dollars, at the rate of NT$31.429 to US$1.

F3 · balance_after: Common Shares purchased and held under the issuer's Employee Stock Purchase Plan ("ESPP").

SEC source: 0001046179-26-000223 · wk-form4_1778496015.xml · nonDerivative · entry 2

Chen Pei-Hung · CIK 0002114027 · VP

10b5-1 filing: No plan indicated

Ownership: Indirect · By ESPP Trust

Disclosed balance after: 1,213

F1 · date: Common Shares purchased by the administrator of the issuer's Employee Stock Purchase Plan ("ESPP") on behalf of the filer pursuant to terms predetermined by the issuer.

F2 · price: The price was translated from the average purchase price of NT$2,257.1777 in New Taiwan dollars, at the rate of NT$31.429 to US$1.

F3 · balance_after: Common Shares purchased and held under the issuer's Employee Stock Purchase Plan ("ESPP").

SEC source: 0001046179-26-000222 · wk-form4_1778496007.xml · nonDerivative · entry 2

Chin Yung-Pei · CIK 0002117998 · EVP and Co-COO

10b5-1 filing: No plan indicated

Ownership: Indirect · By ESPP Trust

Disclosed balance after: 8,223

F1 · date: Common Shares purchased by the administrator of the issuer's Employee Stock Purchase Plan ("ESPP") on behalf of the filer pursuant to terms predetermined by the issuer.

F2 · price: The price was translated from the average purchase price of NT$2,257.1777 in New Taiwan dollars, at the rate of NT$31.429 to US$1.

F3 · balance_after: Common Shares purchased and held under the issuer's Employee Stock Purchase Plan ("ESPP").

SEC source: 0001046179-26-000221 · wk-form4_1778495999.xml · nonDerivative · entry 2

Chen Chih-Ho · CIK 0002114026 · Controller

10b5-1 filing: No plan indicated

Ownership: Indirect · By ESPP Trust

Disclosed balance after: 74

F1 · date: Common Shares purchased by the administrator of the issuer's Employee Stock Purchase Plan ("ESPP") on behalf of the filer pursuant to terms predetermined by the issuer.

F2 · price: The price was translated from the average purchase price of NT$2,257.1777 in New Taiwan dollars, at the rate of NT$31.429 to US$1.

F3 · balance_after: Common Shares purchased and held under the issuer's Employee Stock Purchase Plan ("ESPP").

SEC source: 0001046179-26-000209 · wk-form4_1777457195.xml · nonDerivative · entry 4

Tien Bor-Zen · CIK 0002114023 · VP

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 90

F1 · security: Each American Depositary Share represents five (5) Common Shares.

SEC source: 0001046179-26-000209 · wk-form4_1777457195.xml · nonDerivative · entry 3

Tien Bor-Zen · CIK 0002114023 · VP

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 85

F1 · security: Each American Depositary Share represents five (5) Common Shares.

SEC source: 0001046179-26-000209 · wk-form4_1777457195.xml · nonDerivative · entry 2

Tien Bor-Zen · CIK 0002114023 · VP

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 80

F1 · security: Each American Depositary Share represents five (5) Common Shares.

SEC source: 0001046179-26-000207 · wk-form4_1777027327.xml · derivative · entry 5

Tien Bor-Zen · CIK 0002114023 · VP

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: American Depositary Shares (TSM) · 71 shares

Expires 2026-06-03

F3 · derivative.exercise_price: The Equity Linked Notes are issued by Goldman Sachs International that reference a basket of equity securities that includes the issuer's American Depositary Shares. The principal amount of the notes is US$20,000. The notes are exercisable and expire on June 3, 2026 (the "Exercisable Date"). Under the terms of the notes, if the notes are not redeemed early and the closing price of the worst-performing basket component is below its strike price on the Exercisable Date, the notes may be settled by delivery of shares or American Depositary Shares of that worst-performing basket component plus cash in lieu of any fractional share. [Continued in footnote 4]

F4 · derivative.exercise_price: [Continued from footnote 3] The strike price for each basket component equals 72.30% of its initial reference level. If the issuer's American Depositary Shares are determined to be the worst-performing basket component, settlement may result in delivery of up to 71 American Depositary Shares of the issuer at a strike price of US$278.8973 per American Depositary Share. In addition, the notes may be redeemed for cash, (i) if, during the observation period prior to the Exercisable Date, the closing price of each basket component has reached its initial reference level at least once, or (ii) if the notes are not redeemed early and the closing price of the worst-performing basket component is at or above its strike price on the Exercisable Date. [Continued in footnote 5]

F5 · derivative.exercise_price: [Continued from footnote 4] On April 24, 2026, during the observation period prior to the Exercisable Date, the notes were redeemed early for cash.

F3 · price: The Equity Linked Notes are issued by Goldman Sachs International that reference a basket of equity securities that includes the issuer's American Depositary Shares. The principal amount of the notes is US$20,000. The notes are exercisable and expire on June 3, 2026 (the "Exercisable Date"). Under the terms of the notes, if the notes are not redeemed early and the closing price of the worst-performing basket component is below its strike price on the Exercisable Date, the notes may be settled by delivery of shares or American Depositary Shares of that worst-performing basket component plus cash in lieu of any fractional share. [Continued in footnote 4]

F4 · price: [Continued from footnote 3] The strike price for each basket component equals 72.30% of its initial reference level. If the issuer's American Depositary Shares are determined to be the worst-performing basket component, settlement may result in delivery of up to 71 American Depositary Shares of the issuer at a strike price of US$278.8973 per American Depositary Share. In addition, the notes may be redeemed for cash, (i) if, during the observation period prior to the Exercisable Date, the closing price of each basket component has reached its initial reference level at least once, or (ii) if the notes are not redeemed early and the closing price of the worst-performing basket component is at or above its strike price on the Exercisable Date. [Continued in footnote 5]

F5 · price: [Continued from footnote 4] On April 24, 2026, during the observation period prior to the Exercisable Date, the notes were redeemed early for cash.

F3 · derivative.exercise_date: The Equity Linked Notes are issued by Goldman Sachs International that reference a basket of equity securities that includes the issuer's American Depositary Shares. The principal amount of the notes is US$20,000. The notes are exercisable and expire on June 3, 2026 (the "Exercisable Date"). Under the terms of the notes, if the notes are not redeemed early and the closing price of the worst-performing basket component is below its strike price on the Exercisable Date, the notes may be settled by delivery of shares or American Depositary Shares of that worst-performing basket component plus cash in lieu of any fractional share. [Continued in footnote 4]

F4 · derivative.exercise_date: [Continued from footnote 3] The strike price for each basket component equals 72.30% of its initial reference level. If the issuer's American Depositary Shares are determined to be the worst-performing basket component, settlement may result in delivery of up to 71 American Depositary Shares of the issuer at a strike price of US$278.8973 per American Depositary Share. In addition, the notes may be redeemed for cash, (i) if, during the observation period prior to the Exercisable Date, the closing price of each basket component has reached its initial reference level at least once, or (ii) if the notes are not redeemed early and the closing price of the worst-performing basket component is at or above its strike price on the Exercisable Date. [Continued in footnote 5]

F5 · derivative.exercise_date: [Continued from footnote 4] On April 24, 2026, during the observation period prior to the Exercisable Date, the notes were redeemed early for cash.

F1 · derivative.underlying: Each American Depositary Share represents five (5) Common Shares.

F3 · derivative.underlying: The Equity Linked Notes are issued by Goldman Sachs International that reference a basket of equity securities that includes the issuer's American Depositary Shares. The principal amount of the notes is US$20,000. The notes are exercisable and expire on June 3, 2026 (the "Exercisable Date"). Under the terms of the notes, if the notes are not redeemed early and the closing price of the worst-performing basket component is below its strike price on the Exercisable Date, the notes may be settled by delivery of shares or American Depositary Shares of that worst-performing basket component plus cash in lieu of any fractional share. [Continued in footnote 4]

F4 · derivative.underlying: [Continued from footnote 3] The strike price for each basket component equals 72.30% of its initial reference level. If the issuer's American Depositary Shares are determined to be the worst-performing basket component, settlement may result in delivery of up to 71 American Depositary Shares of the issuer at a strike price of US$278.8973 per American Depositary Share. In addition, the notes may be redeemed for cash, (i) if, during the observation period prior to the Exercisable Date, the closing price of each basket component has reached its initial reference level at least once, or (ii) if the notes are not redeemed early and the closing price of the worst-performing basket component is at or above its strike price on the Exercisable Date. [Continued in footnote 5]

F5 · derivative.underlying: [Continued from footnote 4] On April 24, 2026, during the observation period prior to the Exercisable Date, the notes were redeemed early for cash.

F3 · derivative.underlying_shares: The Equity Linked Notes are issued by Goldman Sachs International that reference a basket of equity securities that includes the issuer's American Depositary Shares. The principal amount of the notes is US$20,000. The notes are exercisable and expire on June 3, 2026 (the "Exercisable Date"). Under the terms of the notes, if the notes are not redeemed early and the closing price of the worst-performing basket component is below its strike price on the Exercisable Date, the notes may be settled by delivery of shares or American Depositary Shares of that worst-performing basket component plus cash in lieu of any fractional share. [Continued in footnote 4]

F4 · derivative.underlying_shares: [Continued from footnote 3] The strike price for each basket component equals 72.30% of its initial reference level. If the issuer's American Depositary Shares are determined to be the worst-performing basket component, settlement may result in delivery of up to 71 American Depositary Shares of the issuer at a strike price of US$278.8973 per American Depositary Share. In addition, the notes may be redeemed for cash, (i) if, during the observation period prior to the Exercisable Date, the closing price of each basket component has reached its initial reference level at least once, or (ii) if the notes are not redeemed early and the closing price of the worst-performing basket component is at or above its strike price on the Exercisable Date. [Continued in footnote 5]

F5 · derivative.underlying_shares: [Continued from footnote 4] On April 24, 2026, during the observation period prior to the Exercisable Date, the notes were redeemed early for cash.

SEC source: 0001046179-26-000196 · wk-form4_1776080484.xml · nonDerivative · entry 2

Yuan Lipen · CIK 0002114024 · VP

10b5-1 filing: No plan indicated

Ownership: Indirect · By ESPP Trust

Disclosed balance after: 1,092

F1 · date: Common Shares purchased by the administrator of the issuer's Employee Stock Purchase Plan ("ESPP") on behalf of the filer pursuant to terms predetermined by the issuer.

F2 · price: The price was translated from the average purchase price of NT$1,837.2789 in New Taiwan dollars, at the rate of NT$31.748 to US$1.

F3 · balance_after: Common Shares purchased and held under the issuer's Employee Stock Purchase Plan ("ESPP").

SEC source: 0001046179-26-000197 · wk-form4_1776080491.xml · nonDerivative · entry 2

Yoo Chue-San · CIK 0002113775 · VP

10b5-1 filing: No plan indicated

Ownership: Indirect · By ESPP Trust

Disclosed balance after: 6,431

F1 · date: Common Shares purchased by the administrator of the issuer's Employee Stock Purchase Plan ("ESPP") on behalf of the filer pursuant to terms predetermined by the issuer.

F2 · price: The price was translated from the average purchase price of NT$1,837.2789 in New Taiwan dollars, at the rate of NT$31.748 to US$1.

F3 · balance_after: Common Shares purchased and held under the issuer's Employee Stock Purchase Plan ("ESPP").