CB

SEC source: 0001193125-26-085408 · ownership.xml · nonDerivative · entry 1

Ortega Juan Luis · CIK 0001784735 · Executive Vice President*

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 34,698.93

F1 · shares: Common Shares withheld to pay tax liability.

SEC source: 0001193125-26-085409 · ownership.xml · nonDerivative · entry 1

Ohsiek George F. · CIK 0002035900 · Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 16,756.456

F1 · shares: Common Shares withheld to pay tax liability.

SEC source: 0001193125-26-085407 · ownership.xml · nonDerivative · entry 1

McNamee Paul · CIK 0002033497 · Executive Vice President*

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 19,141

F1 · shares: Common Shares withheld to pay tax liability.

SEC source: 0001193125-26-076621 · ownership.xml · nonDerivative · entry 1

Wayland Joseph F · CIK 0001582738 · Executive Vice President and*

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 60,357.354

F1 · shares: Common Shares withheld to pay tax liability.

SEC source: 0001193125-26-076619 · ownership.xml · nonDerivative · entry 1

Ortega Juan Luis · CIK 0001784735 · Executive Vice President*

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 34,864.93

F1 · shares: Common Shares withheld to pay tax liability.

SEC source: 0001193125-26-076614 · ownership.xml · nonDerivative · entry 1

Ohsiek George F. · CIK 0002035900 · Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 16,836.456

F1 · shares: Common Shares withheld to pay tax liability.

SEC source: 0001193125-26-076613 · ownership.xml · nonDerivative · entry 1

McNamee Paul · CIK 0002033497 · Executive Vice President*

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 19,288

F1 · shares: Common Shares withheld to pay tax liability.

SEC source: 0001193125-26-076618 · ownership.xml · nonDerivative · entry 1

BOROUGHS TIMOTHY ALAN · CIK 0001577594 · Executive Vice President*

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,269

F1 · shares: Common Shares withheld to pay tax liability.

SEC source: 0001193125-26-076611 · ownership.xml · nonDerivative · entry 1

O'Brien Frances D. · CIK 0001977408 · Chief Risk Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 41,168

F1 · shares: Common Shares withheld to pay tax liability.

SEC source: 0001193125-26-076616 · ownership.xml · nonDerivative · entry 1

Enns Peter C. · CIK 0001866747 · Executive Vice President and*

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 37,914

F1 · shares: Common Shares withheld to pay tax liability.

SEC source: 0001193125-26-071561 · ownership.xml · nonDerivative · entry 1

Ortega Juan Luis · CIK 0001784735 · Executive Vice President*

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 35,043.93

F1 · shares: Common Shares withheld to pay tax liability.

SEC source: 0001193125-26-071560 · ownership.xml · nonDerivative · entry 1

O'Brien Frances D. · CIK 0001977408 · Chief Risk Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 41,287

F1 · shares: Common Shares withheld to pay tax liability.

F2 · balance_after: Total includes 86 shares purchased on 6/30/2025 pursuant to the Chubb Ltd. Employee Stock Purchase Plan which meets the requirements of Rule 16b-3.

SEC source: 0001193125-26-071559 · ownership.xml · nonDerivative · entry 1

McNamee Paul · CIK 0002033497 · Executive Vice President*

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 19,432

F1 · shares: Common Shares withheld to pay tax liability.

SEC source: 0001193125-26-071558 · ownership.xml · nonDerivative · entry 1

Ohsiek George F. · CIK 0002035900 · Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 16,926.456

F1 · shares: Common Shares withheld to pay tax liability.

SEC source: 0001193125-26-071555 · ownership.xml · nonDerivative · entry 1

BOROUGHS TIMOTHY ALAN · CIK 0001577594 · Executive Vice President*

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,546

F1 · shares: Common Shares withheld to pay tax liability.

SEC source: 0001193125-26-054574 · ownership.xml · nonDerivative · entry 3

Ohsiek George F. · CIK 0002035900 · Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 17,016.456

F2 · price: The Common Shares reported herein as being sold were sold at a range of between $323.53 and $324.89 per share. The sale price reported above represents the weighted average sale price for the reported transaction and has been rounded to the nearest cent. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within such range.

SEC source: 0001193125-26-054574 · ownership.xml · derivative · entry 4

Ohsiek George F. · CIK 0002035900 · Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Shares · 2,112 shares

Expires 2026-02-25

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.

F3 · derivative.exercise_date: Options vested as follows: 1/3 on February 25, 2017, 1/3 on February 25, 2018 and 1/3 on February 25, 2019.

SEC source: 0001193125-26-054574 · ownership.xml · nonDerivative · entry 2

Ohsiek George F. · CIK 0002035900 · Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 20,916.456

F1 · price: The Common Shares reported herein as being sold were sold at the same price.

SEC source: 0001193125-26-054574 · ownership.xml · nonDerivative · entry 1

Ohsiek George F. · CIK 0002035900 · Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 22,156.456

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: 0001193125-26-054572 · ownership.xml · nonDerivative · entry 1

GREENBERG EVAN G · CIK 0001162125 · Chairman & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 496,651

F1 · price: The Common Shares reported herein as being sold were sold at a range of between $335.00 and $335.28 per share. The sale price reported above represents the weighted average sale price for the reported transaction and has been rounded to the nearest cent. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within such range.

SEC source: 0001193125-26-044637 · ownership.xml · derivative · entry 9

BOROUGHS TIMOTHY ALAN · CIK 0001577594 · Executive Vice President*

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Shares · 14,636 shares

Expires 2029-02-28

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.

F3 · price: Options vested as follows: 1/3 on February 28, 2020, 1/3 on February 28, 2021 and 1/3 on February 28, 2022.

F3 · derivative.exercise_date: Options vested as follows: 1/3 on February 28, 2020, 1/3 on February 28, 2021 and 1/3 on February 28, 2022.

SEC source: 0001193125-26-044637 · ownership.xml · derivative · entry 8

BOROUGHS TIMOTHY ALAN · CIK 0001577594 · Executive Vice President*

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Shares · 13,181 shares

Expires 2028-02-22

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.

F2 · price: Options vested as follows: 1/3 on February 22, 2019, 1/3 on February 22, 2020 and 1/3 on February 22, 2021.

F2 · derivative.exercise_date: Options vested as follows: 1/3 on February 22, 2019, 1/3 on February 22, 2020 and 1/3 on February 22, 2021.

SEC source: 0001193125-26-044637 · ownership.xml · nonDerivative · entry 4

BOROUGHS TIMOTHY ALAN · CIK 0001577594 · Executive Vice President*

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,810

F1 · price: The Common Shares reported herein as being sold were sold at the same price.

SEC source: 0001193125-26-044637 · ownership.xml · nonDerivative · entry 3

BOROUGHS TIMOTHY ALAN · CIK 0001577594 · Executive Vice President*

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 26,446

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: 0001193125-26-044637 · ownership.xml · nonDerivative · entry 2

BOROUGHS TIMOTHY ALAN · CIK 0001577594 · Executive Vice President*

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,810

F1 · price: The Common Shares reported herein as being sold were sold at the same price.

SEC source: 0001193125-26-044637 · ownership.xml · nonDerivative · entry 1

BOROUGHS TIMOTHY ALAN · CIK 0001577594 · Executive Vice President*

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 24,991

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: 0001193125-26-042773 · ownership.xml · nonDerivative · entry 1

GREENBERG EVAN G · CIK 0001162125 · Chairman & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 511,576

F1 · price: The Common Shares reported herein as being sold were sold at a range of between $331.17 and $332.09 per share. The sale price reported above represents the weighted average sale price for the reported transaction and has been rounded to the nearest cent. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within such range.

SEC source: 0001213900-25-122085 · ownership.xml · derivative · entry 4

GREENBERG EVAN G · CIK 0001162125 · Chairman & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Shares · 844 shares

Expires 2026-02-25

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.

F1 · derivative.exercise_date: Options vested as follows: 1/3 on February 25, 2017, 1/3 on February 25, 2018 and 1/3 on February 25, 2019.

SEC source: 0001213900-25-122085 · ownership.xml · nonDerivative · entry 1

GREENBERG EVAN G · CIK 0001162125 · Chairman & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 526,636

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: 0001213900-25-118188 · ownership.xml · nonDerivative · entry 1

Ortega Juan Luis · CIK 0001784735 · Executive Vice President*

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 36,092.93

F1 · price: The Common Shares reported herein as being sold were sold at a range of between $294.97 and $295.06 per share. The sale price reported above represents the weighted average sale price for the reported transaction and has been rounded to the nearest cent. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within such price range.

SEC source: 0001193125-26-007719 · ownership.xml · nonDerivative · entry 1

Ortega Juan Luis · CIK 0001784735 · Executive Vice President*

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 35,228.93

F1 · price: The Common Shares reported herein as being sold were sold at the same price.

SEC source: 0001213900-25-115447 · ownership.xml · nonDerivative · entry 4

BOROUGHS TIMOTHY ALAN · CIK 0001577594 · Executive Vice President*

10b5-1 filing: No plan indicated

Ownership: Indirect · Family Foundation

Disclosed balance after: 1,585

F3 · price: The Common Shares reported herein as being sold were sold at a range of between $295.19 and $295.20 per share. The sale price reported above represents the weighted average sale price for the reported transaction and has been rounded to the nearest cent. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within such range.

SEC source: 0001213900-25-115447 · ownership.xml · nonDerivative · entry 2

BOROUGHS TIMOTHY ALAN · CIK 0001577594 · Executive Vice President*

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,810

F2 · ownership.direct: The reporting person transferred 850 Common Shares to the Family Foundation for no consideration.

SEC source: 0001213900-25-115447 · ownership.xml · nonDerivative · entry 1

BOROUGHS TIMOTHY ALAN · CIK 0001577594 · Executive Vice President*

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 12,660

F1 · price: The Common Shares reported herein as being sold were sold at a range of between $296.13 and $296.32 per share. The sale price reported above represents the weighted average sale price for the reported transaction and has been rounded to the nearest cent. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within such range.

SEC source: 0001213900-25-112945 · ownership.xml · nonDerivative · entry 1

GREENBERG EVAN G · CIK 0001162125 · Chairman & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 525,792

SEC source: 0001213900-25-111888 · ownership.xml · nonDerivative · entry 1

Lupica John J · CIK 0001527836 · Vice Chrm, Chubb Group*

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 74,225.2

F1 · price: The Common Shares reported herein as being sold were sold at a range of between $296.08 and $296.79 per share. The sale price reported above represents the weighted average sale price for the reported transaction and has been rounded to the nearest cent. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within such price range.

SEC source: 0001213900-25-110585 · ownership.xml · nonDerivative · entry 1

Wayland Joseph F · CIK 0001582738 · Executive Vice President and*

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 60,593.354

SEC source: 0001213900-25-103409 · ownership.xml · derivative · entry 5

Lupica John J · CIK 0001527836 · Vice Chrm, Chubb Group*

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Shares · 23,698 shares

Expires 2026-02-25

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.

F2 · derivative.exercise_date: Options vested as follows: 1/3 on February 25, 2017, 1/3 on February 25, 2018 and 1/3 on February 25, 2019.

SEC source: 0001213900-25-103409 · ownership.xml · nonDerivative · entry 2

Lupica John J · CIK 0001527836 · Vice Chrm, Chubb Group*

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 90,600.2

SEC source: 0001213900-25-103409 · ownership.xml · nonDerivative · entry 1

Lupica John J · CIK 0001527836 · Vice Chrm, Chubb Group*

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 114,298.2

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.

F1 · balance_after: Total includes 86 Common Shares purchased on 6/30/2025 pursuant to the Chubb Ltd. Employee Stock Purchase Plan, which meets the requirements of Rule 16b-3.

SEC source: 0001213900-25-083975 · ownership.xml · nonDerivative · entry 1

Wayland Joseph F · CIK 0001582738 · Executive Vice President and*

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 66,423.354

F1 · kind: Common Shares being withheld in order to pay tax liability.

SEC source: 0001213900-25-068194 · ownership.xml · nonDerivative · entry 1

CORBAT MICHAEL · CIK 0001462790 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,450

SEC source: 0001213900-25-061411 · ownership.xml · derivative · entry 7

Lupica John J · CIK 0001527836 · Vice Chrm, Chubb Group*

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 23,698

Underlying: Common Shares · 2,907 shares

Expires 2026-02-25

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.

F5 · derivative.exercise_date: Options vested as follows: 1/3 on February 25, 2017, 1/3 on February 25, 2018 and 1/3 on February 25, 2019.

SEC source: 0001213900-25-061411 · ownership.xml · nonDerivative · entry 4

Lupica John J · CIK 0001527836 · Vice Chrm, Chubb Group*

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 90,514.2

F4 · kind: Common Shares being withheld in order to pay tax liability.

SEC source: 0001213900-25-061411 · ownership.xml · nonDerivative · entry 3

Lupica John J · CIK 0001527836 · Vice Chrm, Chubb Group*

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 91,180.2

F1 · kind: The options were exercised and the shares were sold in compliance with a qualified selling plan adopted by the reporting person pursuant to Rule 10b5-1 under the Securities Exchange Act of 1934, as amended, on March 19, 2025.

F3 · price: The Common Shares reported herein as being sold were sold at a range of between $290.00 and $290.36 per share. The sale price reported above represents the weighted average sale price for the reported transaction and has been rounded to the nearest cent. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within such price range.

SEC source: 0001213900-25-061411 · ownership.xml · nonDerivative · entry 2

Lupica John J · CIK 0001527836 · Vice Chrm, Chubb Group*

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 93,786.2

F1 · kind: The options were exercised and the shares were sold in compliance with a qualified selling plan adopted by the reporting person pursuant to Rule 10b5-1 under the Securities Exchange Act of 1934, as amended, on March 19, 2025.

F2 · price: The Common Shares reported herein as being sold were sold at a range of between $290.00 and $290.31 per share. The sale price reported above represents the weighted average sale price for the reported transaction and has been rounded to the nearest cent. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within such price range.

SEC source: 0001213900-25-061411 · ownership.xml · nonDerivative · entry 1

Lupica John J · CIK 0001527836 · Vice Chrm, Chubb Group*

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 96,693.2

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.

F1 · kind: The options were exercised and the shares were sold in compliance with a qualified selling plan adopted by the reporting person pursuant to Rule 10b5-1 under the Securities Exchange Act of 1934, as amended, on March 19, 2025.

SEC source: 0001213900-25-056663 · ownership.xml · nonDerivative · entry 1

Keogh John W · CIK 0001370825 · President & COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 246,468.67

SEC source: 0001213900-25-055471 · ownership.xml · nonDerivative · entry 1

ATIEH MICHAEL G · CIK 0001072501 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 39,474.29

F1 · price: The price reported above has been rounded to the nearest cent.

SEC source: 0001213900-25-053204 · ownership.xml · nonDerivative · entry 2

Keogh John W · CIK 0001370825 · President & COO

10b5-1 filing: No plan indicated

Ownership: Indirect · By Daughter's Trust

Disclosed balance after: 0

F1 · balance_after: A portion of the Common Shares was transferred to the reporting person from the trust of an immediate family member in a private transaction for consideration. The reporting person believes that this transfer was, in whole or in part, exempted by Rule 16a-13 as a change in the form of beneficial ownership. The reporting person disclaims beneficial ownership of the Common Shares held by the trust except to the extent of his pecuniary interest therein.