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Nasdaq · USD

ACGL

ARCH CAPITAL GROUP LTD.

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Tapewire entity
3120
SEC CIK
0000947484
Parsed reports
436

Last 12 months

Inside the activity.

1 purchase rows · 11 sale rows

Disclosed non-derivative P/S rows, by transaction month. Includes amendments and private transactions.
Monthly counts
MonthPurchasesSales
Nov 202501
Dec 202503
Jan 202600
Feb 202601
Mar 202603
Apr 202610
May 202601
Jun 202601
Jul 202600
Aug 202601
Sep 202600
Oct 202600

Latest available

Insider transactions

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

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

Transaction dateOwner / reported roleActivity / securityShares / unitsReported priceReported valueDetails
February 24, 2026 Filed Feb 26, 2026 21:19 UTC
Papadopoulo NicolasDirector · CEO
GrantCommon Shares, $.0011 par value per share 46,674 $0.00 $0.00
Disclosure

SEC source: 0001345284-26-000002 · wk-form4_1772140780.xml · nonDerivative · entry 1

Papadopoulo Nicolas · CIK 0001345284 · Director · CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 850,276

F1 · balance_after: Amount includes 248 Common Shares acquired on May 30, 2025 under the Arch Capital Group Ltd. Employee Share Purchase Plan.

Read SEC document
February 24, 2026 Filed Feb 26, 2026 21:19 UTC
Rajeh MaamounPresident, Arch Capital Group
GrantCommon Shares, $.0011 par value per share 28,546 $0.00 $0.00
Disclosure

SEC source: 0001718249-26-000005 · wk-form4_1772140763.xml · nonDerivative · entry 1

Rajeh Maamoun · CIK 0001718249 · President, Arch Capital Group

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 462,135

Read SEC document
February 24, 2026 Filed Feb 26, 2026 21:18 UTC
Todd ChristineChief Investment Officer
GrantCommon Shares, $.0011 par value per share 25,046 $0.00 $0.00
Disclosure

SEC source: 0001864958-26-000002 · wk-form4_1772140735.xml · nonDerivative · entry 1

Todd Christine · CIK 0001864958 · Chief Investment Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 96,249

F1 · balance_after: Amount includes 248 Common Shares acquired on May 30, 2025 under the Arch Capital Group Ltd. Employee Share Purchase Plan.

Read SEC document
February 24, 2026 Filed Feb 26, 2026 21:18 UTC
PETRILLO LOUIS TOfficer of Subsidiary
GrantCommon Shares, $.0011 par value per share 17,136 $0.00 $0.00
Disclosure

SEC source: 0001227095-26-000002 · wk-form4_1772140716.xml · nonDerivative · entry 2

PETRILLO LOUIS T · CIK 0001227095 · Officer of Subsidiary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 156,943

Read SEC document
February 24, 2026 Filed Feb 26, 2026 21:18 UTC
PETRILLO LOUIS TOfficer of Subsidiary
Tax withholdingCommon Shares, $.0011 par value per share 412 $99.18 $40,862.16
Disclosure

SEC source: 0001227095-26-000002 · wk-form4_1772140716.xml · nonDerivative · entry 1

PETRILLO LOUIS T · CIK 0001227095 · Officer of Subsidiary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 139,807

F1 · balance_after: Amount includes 248 Common Shares acquired on May 30, 2025 under the Arch Capital Group Ltd. Employee Share Purchase Plan.

Read SEC document
February 24, 2026 Filed Feb 26, 2026 21:18 UTC
Gansberg DavidPresident, Arch Capital Group
GrantCommon Shares, $.0011 par value per share 28,546 $0.00 $0.00
Disclosure

SEC source: 0001769539-26-000002 · wk-form4_1772140687.xml · nonDerivative · entry 2

Gansberg David · CIK 0001769539 · President, Arch Capital Group

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 337,925

Read SEC document
February 24, 2026 Filed Feb 26, 2026 21:18 UTC
Gansberg DavidPresident, Arch Capital Group
Tax withholdingCommon Shares, $.0011 par value per share 509 $99.18 $50,482.62
Disclosure

SEC source: 0001769539-26-000002 · wk-form4_1772140687.xml · nonDerivative · entry 1

Gansberg David · CIK 0001769539 · President, Arch Capital Group

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 309,379

Read SEC document
February 24, 2026 Filed Feb 26, 2026 21:17 UTC
Morin FrancoisCFO and Treasurer
GrantCommon Shares, $.0011 par value per share 27,432 $0.00 $0.00
Disclosure

SEC source: 0001741826-26-000003 · wk-form4_1772140652.xml · nonDerivative · entry 1

Morin Francois · CIK 0001741826 · CFO and Treasurer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 293,459

F1 · balance_after: Amount includes 248 Common Shares acquired on May 30, 2025 under the Arch Capital Group Ltd. Employee Share Purchase Plan.

F2 · balance_after: Amount reflects an adjustment for 902 Common Shares purchased under the Arch Capital Group Ltd. Employee Share Purchase Plan that were inadvertently double counted in the amount of securities beneficially owned on the reporting person's Form 4 filed on March 3, 2025, and subsequent Forms 4.

Read SEC document
February 11, 2026 Filed Feb 13, 2026 21:31 UTC
Rajeh MaamounPresident, Arch Capital Group
Exercise / conversionStock Option (Right to Buy) · Derivative 31,500 $0.00 Strike: $27.13 $0.00
Disclosure

SEC source: 0001718249-26-000003 · wk-form4_1771018296.xml · derivative · entry 5

Rajeh Maamoun · CIK 0001718249 · President, Arch Capital Group

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Shares, $.0011 par value per share · 31,500 shares

Expires 2027-09-19

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

F3 · derivative.exercise_date: This stock option is exercisable in three equal annual installments, with the first installment becoming exercisable on September 19, 2018 and the next two installments on September 19, 2019 and September 19, 2020, subject to the applicable award agreement.

Read SEC document
February 11, 2026 Filed Feb 13, 2026 21:31 UTC
Rajeh MaamounPresident, Arch Capital Group
Exercise / conversionStock Option (Right to Buy) · Derivative 15,930 $0.00 Strike: $27.09 $0.00
Disclosure

SEC source: 0001718249-26-000003 · wk-form4_1771018296.xml · derivative · entry 4

Rajeh Maamoun · CIK 0001718249 · President, Arch Capital Group

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Shares, $.0011 par value per share · 15,930 shares

Expires 2027-05-08

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: This stock option is exercisable in three equal annual installments commencing May 8, 2018, and the next two installments on May 8, 2019 and May 8, 2020, subject to the applicable award agreement.

Read SEC document
February 11, 2026 Filed Feb 13, 2026 21:31 UTC
Rajeh MaamounPresident, Arch Capital Group
SaleCommon Shares, $.0011 par value per share 47,430 $96.12 $4,558,857.77
Disclosure

SEC source: 0001718249-26-000003 · wk-form4_1771018296.xml · nonDerivative · entry 3

Rajeh Maamoun · CIK 0001718249 · President, Arch Capital Group

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 433,589

F1 · price: The price reported is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $95.71 to $96.68. Upon request, the full information regarding the number of shares sold at each separate price within the range will be provided to the issuer, any security holder of the issuer or the staff of the Securities Exchange Commission.

Read SEC document
February 11, 2026 Filed Feb 13, 2026 21:31 UTC
Rajeh MaamounPresident, Arch Capital Group
Exercise / conversionCommon Shares, $.0011 par value per share 31,500 $27.13 $854,595.00
Disclosure

SEC source: 0001718249-26-000003 · wk-form4_1771018296.xml · nonDerivative · entry 2

Rajeh Maamoun · CIK 0001718249 · President, Arch Capital Group

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 481,019

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

Read SEC document
February 11, 2026 Filed Feb 13, 2026 21:31 UTC
Rajeh MaamounPresident, Arch Capital Group
Exercise / conversionCommon Shares, $.0011 par value per share 15,930 $27.09 $431,491.13
Disclosure

SEC source: 0001718249-26-000003 · wk-form4_1771018296.xml · nonDerivative · entry 1

Rajeh Maamoun · CIK 0001718249 · President, Arch Capital Group

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 449,519

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

Read SEC document
December 15, 2025 Filed Dec 16, 2025 22:32 UTC
PASQUESI JOHN MDirector · CHAIR
SaleCommon Shares, $.0011 par value per share 8,800 $94.17 $828,683.68
Disclosure

SEC source: 0001227099-25-000007 · form4-12162025_101242.xml · nonDerivative · entry 4

PASQUESI JOHN M · CIK 0001227099 · Director · CHAIR

10b5-1 filing: No plan indicated

Ownership: Indirect · By Trust

Disclosed balance after: 289,556

F4 · price: Represents a weighted average sale price; the sales prices ranged from $93.92 to $94.46. Upon request, the full sale information regarding the number of shares sold at each price increment will be provided to the Commission or a security holder of the issuer.

F2 · ownership.direct: The common shares are held by a revocable trust. The reporting person and his spouse are the trustees and the beneficiaries.

Read SEC document
December 12, 2025 Filed Dec 16, 2025 22:32 UTC
PASQUESI JOHN MDirector · CHAIR
GiftCommon Shares, $.0011 par value per share 53,000 $0.00 $0.00
Disclosure

SEC source: 0001227099-25-000007 · form4-12162025_101242.xml · nonDerivative · entry 3

PASQUESI JOHN M · CIK 0001227099 · Director · CHAIR

10b5-1 filing: No plan indicated

Ownership: Indirect · By Trust

Disclosed balance after: 298,356

F2 · ownership.direct: The common shares are held by a revocable trust. The reporting person and his spouse are the trustees and the beneficiaries.

Read SEC document
December 12, 2025 Filed Dec 16, 2025 22:32 UTC
PASQUESI JOHN MDirector · CHAIR
SaleCommon Shares, $.0011 par value per share 175,000 $93.91 $16,434,145.00
Disclosure

SEC source: 0001227099-25-000007 · form4-12162025_101242.xml · nonDerivative · entry 2

PASQUESI JOHN M · CIK 0001227099 · Director · CHAIR

10b5-1 filing: No plan indicated

Ownership: Indirect · By Trust

Disclosed balance after: 351,356

F3 · price: Represents a weighted average sale price; the sales prices ranged from $93.76 to $94.08. Upon request, the full sale information regarding the number of shares sold at each price increment will be provided to the Commission or a security holder of the issuer.

F2 · ownership.direct: The common shares are held by a revocable trust. The reporting person and his spouse are the trustees and the beneficiaries.

Read SEC document
December 12, 2025 Filed Dec 16, 2025 22:32 UTC
PASQUESI JOHN MDirector · CHAIR
SaleCommon Shares, $.0011 par value per share 28,866 $93.81 $2,707,902.14
Disclosure

SEC source: 0001227099-25-000007 · form4-12162025_101242.xml · nonDerivative · entry 1

PASQUESI JOHN M · CIK 0001227099 · Director · CHAIR

10b5-1 filing: No plan indicated

Ownership: Indirect · By Trust

Disclosed balance after: 526,356

F1 · price: Represents a weighted average sale price; the sales prices ranged from $93.43 to $94.185. Upon request, the full sale information regarding the number of shares sold at each price increment will be provided to the Commission or a security holder of the issuer.

F2 · ownership.direct: The common shares are held by a revocable trust. The reporting person and his spouse are the trustees and the beneficiaries.

Read SEC document
December 10, 2025 Filed Dec 11, 2025 21:28 UTC
PETRILLO LOUIS TOFFICER OF SUBSIDIARY
GiftCommon Shares, $.0011 par value per share 14 $0.00 $0.00
Disclosure

SEC source: 0001227095-25-000006 · form4-12112025_091248.xml · nonDerivative · entry 2

PETRILLO LOUIS T · CIK 0001227095 · OFFICER OF SUBSIDIARY

10b5-1 filing: No plan indicated

Ownership: Indirect · By Household

Disclosed balance after: 100

F2 · ownership.nature: These shares are owned by the reporting person's stepsons, who share the reporting person's household.

Read SEC document
December 10, 2025 Filed Dec 11, 2025 21:28 UTC
PETRILLO LOUIS TOFFICER OF SUBSIDIARY
GiftCommon Shares, $.0011 par value per share 42 $0.00 $0.00
Disclosure

SEC source: 0001227095-25-000006 · form4-12112025_091248.xml · nonDerivative · entry 1

PETRILLO LOUIS T · CIK 0001227095 · OFFICER OF SUBSIDIARY

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 139,971

F1 · kind: The transaction included a gift of 14 shares by the reporting person to his stepsons, who share the reporting person's household.

Read SEC document
November 28, 2025 Filed Dec 2, 2025 21:59 UTC
Morin FrancoisEVP AND CFO
SaleCommon Shares, $.0011 par value per share 8,000 $94.62 $756,996.00
Disclosure

SEC source: 0001741826-25-000005 · form4-12022025_091259.xml · nonDerivative · entry 1

Morin Francois · CIK 0001741826 · EVP AND CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 266,681

F1 · price: Represents a weighted average sale price; the sales prices range from $93.915 to $94.90. Upon request, the full information regarding the number of shares sold at each separate price within the range will be provided to the issuer, any security holder of the issuer or the staff of the Securities Exchange Commission

Read SEC document
November 19, 2025 Filed Nov 20, 2025 22:16 UTC
Gansberg DavidPresident, Arch Capital Group
Tax withholdingCommon Shares, $.0011 par value per share 9,494 $91.17 $865,567.98
Disclosure

SEC source: 0001769539-25-000006 · form4-11202025_101117.xml · nonDerivative · entry 1

Gansberg David · CIK 0001769539 · President, Arch Capital Group

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 309,888

Read SEC document
October 30, 2025 Filed Nov 3, 2025 23:34 UTC GiftCommon Shares, $.0011 par value per share 438 $0.00 $0.00
Disclosure

SEC source: 0001304230-25-000006 · form4-11032025_111112.xml · nonDerivative · entry 3

Vollaro John D · CIK 0001304230 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · By Trust

Disclosed balance after: 192,807

F1 · ownership.nature: Such common shares are held by a revocable trust for which the reporting person and his spouse serve as trustees.

Read SEC document
October 30, 2025 Filed Nov 3, 2025 23:34 UTC GiftCommon Shares, $.0011 par value per share 877 $0.00 $0.00
Disclosure

SEC source: 0001304230-25-000006 · form4-11032025_111112.xml · nonDerivative · entry 2

Vollaro John D · CIK 0001304230 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · By Trust

Disclosed balance after: 193,245

F1 · ownership.nature: Such common shares are held by a revocable trust for which the reporting person and his spouse serve as trustees.

Read SEC document
October 30, 2025 Filed Nov 3, 2025 23:34 UTC GiftCommon Shares, $.0011 par value per share 877 $0.00 $0.00
Disclosure

SEC source: 0001304230-25-000006 · form4-11032025_111112.xml · nonDerivative · entry 1

Vollaro John D · CIK 0001304230 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · By Trust

Disclosed balance after: 194,122

F1 · ownership.nature: Such common shares are held by a revocable trust for which the reporting person and his spouse serve as trustees.

Read SEC document
August 22, 2025 Filed Aug 25, 2025 23:08 UTC
Rajeh MaamounPRESIDENT, ARCH CAPITAL GROUP
SaleCommon Shares, $.0011 par value per share 10,000 $94.15 $941,464.00
Disclosure

SEC source: 0001415889-25-022961 · form4-08252025_110820.xml · nonDerivative · entry 1

Rajeh Maamoun · CIK 0001718249 · PRESIDENT, ARCH CAPITAL GROUP

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 433,589

F1 · price: Represents a weighted average sale price; the sales prices range from $94.07 to $94.19. Upon request, the full information regarding the number of shares sold at each separate price within the range will be provided to the issuer, any security holder of the issuer or the staff of the Securities Exchange Commission

F2 · balance_after: Amount includes 248 common shares acquired on May 31, 2025 under the Arch Capital Group Ltd. Employee Share Purchase Plan.

Read SEC document
August 05, 2025 Filed Aug 7, 2025 21:06 UTC GiftCommon Shares, $.0011 par value per share 194,999 $0.00 $0.00
Disclosure

SEC source: 0001415889-25-021285 · form4-08072025_090833.xml · nonDerivative · entry 3

Vollaro John D · CIK 0001304230 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · By Trust

Disclosed balance after: 194,999

F3 · ownership.nature: Such common shares are held by a revocable trust for which the reporting person and his spouse serve as trustees.

Read SEC document
August 05, 2025 Filed Aug 7, 2025 21:06 UTC GiftCommon Shares, $.0011 par value per share 22,844 $0.00 $0.00
Disclosure

SEC source: 0001415889-25-021285 · form4-08072025_090833.xml · nonDerivative · entry 2

Vollaro John D · CIK 0001304230 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · By Trust

Disclosed balance after: 0

F2 · ownership.nature: Such common shares were held by a revocable trust for which the reporting person's spouse serves as trustee.

Read SEC document
August 05, 2025 Filed Aug 7, 2025 21:06 UTC GiftCommon Shares, $.0011 par value per share 172,155 $0.00 $0.00
Disclosure

SEC source: 0001415889-25-021285 · form4-08072025_090833.xml · nonDerivative · entry 1

Vollaro John D · CIK 0001304230 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · .By Trust

Disclosed balance after: 0

F1 · ownership.nature: Such common shares were held by a revocable trust for which the reporting person serves as trustee.

Read SEC document
August 01, 2025 Filed Aug 4, 2025 20:23 UTC PurchaseDepositary Shares, Series G 1,000 $17.34 $17,338.00
Disclosure

SEC source: 0001415889-25-020959 · form4-08042025_080803.xml · nonDerivative · entry 1

Posner Brian S · CIK 0001372455 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,000

F1 · security: Each Depositary Share Represents 1/1,000th interest in a Series G Non-Cumulative Preferred Share.

Read SEC document
May 16, 2025 Filed May 20, 2025 20:41 UTC
Morin FrancoisEVP AND CFO
Exercise / conversionStock Option (right to buy) · Derivative 12,630 $0.00 Strike: $18.90 $0.00
Disclosure

SEC source: 0001415889-25-013814 · form4-05202025_080522.xml · derivative · entry 3

Morin Francois · CIK 0001741826 · EVP AND CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Shares, $.0011 par value per share · 12,630 shares

Expires 2026-05-13

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: The non-qualified stock option became exercisable in three equal annual installments; the first installment became exercisable on May 13, 2017 and the next two installments on May 13, 2018 and May 13, 2019 subject to the applicable award agreement.

Read SEC document
May 16, 2025 Filed May 20, 2025 20:41 UTC
Morin FrancoisEVP AND CFO
SaleCommon Shares, $.0011 par value per share 12,630 $94.58 $1,194,575.71
Disclosure

SEC source: 0001415889-25-013814 · form4-05202025_080522.xml · nonDerivative · entry 2

Morin Francois · CIK 0001741826 · EVP AND CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 274,681

F1 · price: Represents a weighted average sale price; the sales prices range from $94.5050 to $94.6200. Upon request, the full information regarding the number of shares sold at each separate price within the range will be provided to the issuer, any security holder of the issuer or the staff of the Securities Exchange Commission

Read SEC document
May 16, 2025 Filed May 20, 2025 20:41 UTC
Morin FrancoisEVP AND CFO
Exercise / conversionCommon Shares, $.0011 par value per share 12,630 $18.90 $238,707.00
Disclosure

SEC source: 0001415889-25-013814 · form4-05202025_080522.xml · nonDerivative · entry 1

Morin Francois · CIK 0001741826 · EVP AND CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 287,311

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

Read SEC document
May 13, 2025 Filed May 14, 2025 21:50 UTC
PASQUESI JOHN MDirector · CHAIR
SaleCommon Shares, $.0011 par value per share 23,996 $94.72 $2,272,939.51
Disclosure

SEC source: 0001415889-25-012938 · form4-05142025_090512.xml · nonDerivative · entry 2

PASQUESI JOHN M · CIK 0001227099 · Director · CHAIR

10b5-1 filing: No plan indicated

Ownership: Indirect · By Trust

Disclosed balance after: 555,222

F3 · price: Represents a weighted average sale price; the sales prices ranged from $94.46 to $95.055. Upon request, the full sale information regarding the number of shares sold at each price increment will be provided to the Commission or a security holder of the issuer.

F2 · ownership.direct: The common shares are held by a revocable trust. The reporting person and his spouse are the trustees and the beneficiaries.

Read SEC document
May 12, 2025 Filed May 14, 2025 21:50 UTC
PASQUESI JOHN MDirector · CHAIR
SaleCommon Shares, $.0011 par value per share 75,060 $94.01 $7,056,060.34
Disclosure

SEC source: 0001415889-25-012938 · form4-05142025_090512.xml · nonDerivative · entry 1

PASQUESI JOHN M · CIK 0001227099 · Director · CHAIR

10b5-1 filing: No plan indicated

Ownership: Indirect · By Trust

Disclosed balance after: 579,218

F1 · price: Represents a weighted average sale price; the sales prices ranged from $93.31 to $94.65. Upon request, the full sale information regarding the number of shares sold at each price increment will be provided to the Commission or a security holder of the issuer.

F2 · ownership.direct: The common shares are held by a revocable trust. The reporting person and his spouse are the trustees and the beneficiaries.

Read SEC document
May 09, 2025 Filed May 12, 2025 21:09 UTC
PETRILLO LOUIS TOFFICER OF SUBSIDIARY
Exercise / conversionStock Option (right to buy) · Derivative 16,650 $0.00 Strike: $18.90 $0.00
Disclosure

SEC source: 0001415889-25-012684 · form4-05122025_090533.xml · derivative · entry 5

PETRILLO LOUIS T · CIK 0001227095 · OFFICER OF SUBSIDIARY

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Shares, $.0011 par value per share · 16,650 shares

Expires 2026-05-13

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.

F4 · derivative.exercise_date: The non-qualified stock option became exercisable in three equal annual installments; the first installment became exercisable on May 13, 2017 and the next two installments on May 13, 2018 and May 13, 2019 subject to the applicable award agreement.

Read SEC document
May 09, 2025 Filed May 12, 2025 21:09 UTC
PETRILLO LOUIS TOFFICER OF SUBSIDIARY
GiftCommon Shares, $.0011 par value per share 10 $0.00 $0.00
Disclosure

SEC source: 0001415889-25-012684 · form4-05122025_090533.xml · nonDerivative · entry 4

PETRILLO LOUIS T · CIK 0001227095 · OFFICER OF SUBSIDIARY

10b5-1 filing: No plan indicated

Ownership: Indirect · By Household

Disclosed balance after: 86

F3 · ownership.nature: These shares are owned by the reporting person's step sons, who share the reporting person's household.

Read SEC document
May 09, 2025 Filed May 12, 2025 21:09 UTC
PETRILLO LOUIS TOFFICER OF SUBSIDIARY
GiftCommon Shares, $.0011 par value per share 10 $0.00 $0.00
Disclosure

SEC source: 0001415889-25-012684 · form4-05122025_090533.xml · nonDerivative · entry 3

PETRILLO LOUIS T · CIK 0001227095 · OFFICER OF SUBSIDIARY

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 140,013

F2 · kind: The transaction consisted of a gift of 10 shares by the reporting person to his step son, who shares the reporting person's household.

Read SEC document
May 09, 2025 Filed May 12, 2025 21:09 UTC
PETRILLO LOUIS TOFFICER OF SUBSIDIARY
SaleCommon Shares, $.0011 par value per share 16,650 $94.53 $1,573,944.48
Disclosure

SEC source: 0001415889-25-012684 · form4-05122025_090533.xml · nonDerivative · entry 2

PETRILLO LOUIS T · CIK 0001227095 · OFFICER OF SUBSIDIARY

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 140,023

F1 · price: Represents a weighted average sale price; the sales prices range from $94.3850 to $94.7550. Upon request, the full information regarding the number of shares sold at each separate price within the range will be provided to the issuer, any security holder of the issuer or the staff of the Securities Exchange Commission

Read SEC document
May 09, 2025 Filed May 12, 2025 21:09 UTC
PETRILLO LOUIS TOFFICER OF SUBSIDIARY
Exercise / conversionCommon Shares, $.0011 par value per share 16,650 $18.90 $314,685.00
Disclosure

SEC source: 0001415889-25-012684 · form4-05122025_090533.xml · nonDerivative · entry 1

PETRILLO LOUIS T · CIK 0001227095 · OFFICER OF SUBSIDIARY

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 156,673

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

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May 07, 2025 Filed May 9, 2025 22:05 UTC GrantCommon Shares, $.0011 par value per share 1,564 Not disclosed Not disclosed
Disclosure

SEC source: 0001415889-25-012582 · form4-05092025_100502.xml · nonDerivative · entry 1

Goodman Laurie · CIK 0001612789 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 35,502

F1 · price: Subject to the terms of the restricted share agreement, represents restricted shares that will become vested on the date that is the earlier of 1) one year following the grant date or 2) Arch Capital Group Ltd.'s next Annual General Meeting of Shareholders.

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May 07, 2025 Filed May 9, 2025 21:15 UTC GrantCommon Shares, $.0011 par value per share 1,564 Not disclosed Not disclosed
Disclosure

SEC source: 0001415889-25-012562 · form4-05092025_090529.xml · nonDerivative · entry 1

Posner Brian S · CIK 0001372455 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 120,104

F1 · price: Subject to the terms of the restricted share agreement, represents restricted shares that will become vested on the date that is the earlier of 1) one year following the grant date or 2) Arch Capital Group Ltd.'s next Annual General Meeting of Shareholders.

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May 07, 2025 Filed May 9, 2025 21:16 UTC GrantCommon Shares, $.0011 par value per share 1,348 Not disclosed Not disclosed
Disclosure

SEC source: 0001415889-25-012564 · form4-05092025_090510.xml · nonDerivative · entry 2

Triplett Neal F · CIK 0002035025 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,615

F2 · price: Represents shares granted as part of the director-elected annual retainer for serving as a director of the Issuer.

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May 07, 2025 Filed May 9, 2025 21:16 UTC GrantCommon Shares, $.0011 par value per share 1,564 Not disclosed Not disclosed
Disclosure

SEC source: 0001415889-25-012564 · form4-05092025_090510.xml · nonDerivative · entry 1

Triplett Neal F · CIK 0002035025 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,267

F1 · price: Subject to the terms of the restricted share agreement, represents restricted shares that will become vested on the date that is the earlier of 1) one year following the grant date or 2) Arch Capital Group Ltd.'s next Annual General Meeting of Shareholders.

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May 07, 2025 Filed May 9, 2025 21:14 UTC
PASQUESI JOHN MDirector · CHAIR
GrantCommon Shares, $.0011 par value per share 1,564 Not disclosed Not disclosed
Disclosure

SEC source: 0001415889-25-012560 · form4-05092025_090546.xml · nonDerivative · entry 3

PASQUESI JOHN M · CIK 0001227099 · Director · CHAIR

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,564

F6 · price: Subject to the terms of the restricted share agreement, represents restricted shares that will become vested on the date that is the earlier of 1) one year following the grant date or 2) Arch Capital Group Ltd.'s next Annual General Meeting of Shareholders.

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May 07, 2025 Filed May 9, 2025 21:14 UTC
PASQUESI JOHN MDirector · CHAIR
GrantCommon Shares, $.0011 par value per share 1,348 Not disclosed Not disclosed
Disclosure

SEC source: 0001415889-25-012560 · form4-05092025_090546.xml · nonDerivative · entry 2

PASQUESI JOHN M · CIK 0001227099 · Director · CHAIR

10b5-1 filing: No plan indicated

Ownership: Indirect · By Trust

Disclosed balance after: 654,278

F3 · price: Represents shares granted as part of the director-elected retainer for serving as the Chair of the Issuer. Upon grant, the reporting person contributed such shares to a revocable trust. The reporting person and his spouse are the trustees and the beneficiaries.

F4 · balance_after: Amount includes 1,455 common shares that were previously reported as directly owned by the reporting person and were contributed to the trust on May 9, 2025..

F5 · ownership.nature: The common shares are held by a revocable trust. The reporting person and his spouse are the trustees and the beneficiaries.

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May 07, 2025 Filed May 9, 2025 21:14 UTC
PASQUESI JOHN MDirector · CHAIR
GrantCommon Shares, $.0011 par value per share 1,348 Not disclosed Not disclosed
Disclosure

SEC source: 0001415889-25-012560 · form4-05092025_090546.xml · nonDerivative · entry 1

PASQUESI JOHN M · CIK 0001227099 · Director · CHAIR

10b5-1 filing: No plan indicated

Ownership: Indirect · By Trust

Disclosed balance after: 651,475

F1 · price: Represents shares granted as part of the director-elected retainer for serving as a director of the Issuer. Upon grant, the reporting person contributed such shares to a revocable trust. The reporting person and his spouse are the trustees and the beneficiaries.

F2 · ownership.nature: The common shares are held by a revocable trust. The reporting person and his spouse are the trustees and the beneficiaries.

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May 07, 2025 Filed May 9, 2025 21:13 UTC GrantCommon Shares, $.0011 par value per share 1,564 Not disclosed Not disclosed
Disclosure

SEC source: 0001415889-25-012558 · form4-05092025_090533.xml · nonDerivative · entry 1

MOCZARSKI ALEXANDER S · CIK 0001518326 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,966

F1 · price: Subject to the terms of the restricted share agreement, represents restricted shares that will become vested on the date that is the earlier of 1) one year following the grant date or 2) Arch Capital Group Ltd.'s next Annual General Meeting of Shareholders.

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May 07, 2025 Filed May 9, 2025 21:12 UTC GrantCommon Shares, $.0011 par value per share 1,564 Not disclosed Not disclosed
Disclosure

SEC source: 0001415889-25-012555 · form4-05092025_090545.xml · nonDerivative · entry 1

MALLESCH EILEEN A · CIK 0001444790 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,731

F1 · price: Subject to the terms of the restricted share agreement, represents restricted shares that will become vested on the date that is the earlier of 1) one year following the grant date or 2) Arch Capital Group Ltd.'s next Annual General Meeting of Shareholders.

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May 07, 2025 Filed May 9, 2025 21:08 UTC GrantCommon Shares, $.0011 par value per share 1,564 Not disclosed Not disclosed
Disclosure

SEC source: 0001415889-25-012547 · form4-05092025_090527.xml · nonDerivative · entry 1

Ebong Francis · CIK 0001878085 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,807

F1 · price: Subject to the terms of the restricted share agreement, represents restricted shares that will become vested on the date that is the earlier of 1) one year following the grant date or 2) Arch Capital Group Ltd.'s next Annual General Meeting of Shareholders.

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May 07, 2025 Filed May 9, 2025 21:12 UTC GrantCommon Shares, $.0011 par value per share 1,348 Not disclosed Not disclosed
Disclosure

SEC source: 0001415889-25-012553 · form4-05092025_090558.xml · nonDerivative · entry 2

KILCOYNE MOIRA A. · CIK 0001743252 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 32,444

F2 · price: Represents shares granted as part of the director-elected annual retainer for serving as a director of the Issuer.

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