Jerome Halgan - 03 Sep 2026 Form 3 Insider Report for ARCH CAPITAL GROUP LTD. (ACGL)

Reporting relationship: CEO, Arch Glob Reinsurance Grp
Issuer ticker: ACGL
Reported as of: 03 Sep 2026
Net transaction value: $0
SEC form: 3
Accepted by SEC: 14 Sep 2026, 16:24:37 UTC
Prior SEC filing: 02 Jul 2021
Source filing: View source filing
Reporting owner signature: /s/ Jerome Halgan

Key filing fact

Jerome Halgan filed Form 3 for ARCH CAPITAL GROUP LTD. (ACGL) on 14 Sep 2026.

Key facts

This page summarizes Jerome Halgan's Form 3 filing for ARCH CAPITAL GROUP LTD. (ACGL).
0 reported transactions and 13 derivative rows are listed below.
Accepted by SEC: 14 Sep 2026, 16:24.

Change

Previous filing in this sequence was filed on 02 Jul 2021.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Official SEC source

Ownership activity is grounded in SEC Form 3 disclosures.

View source filing

Reporting Owners (1)

CIK 0001869662 Primary reporting owner

Halgan Jerome

Relationship: CEO, Arch Glob Reinsurance Grp
Address: WATERLOO HOUSE, GROUND FLOOR, 100 PITTS BAY ROAD, PEMBROKE, BERMUDA
Signature: /s/ Jerome Halgan
Signature date: 14 Sep 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

ACGL holding

Common Shares, $.0011 par value per share

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 304,627
Date: 03 Sep 2026
Ownership: Direct

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

ACGL holding Derivative

Stock Option (Right to Buy)

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after
Date: 03 Sep 2026
Ownership: Direct
Underlying class: Common Shares, $.0011 par value per share
Underlying amount: 12,870
Exercise price: $27.09
Footnotes: F1

ACGL holding Derivative

Stock Option (Right to Buy)

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after
Date: 03 Sep 2026
Ownership: Direct
Underlying class: Common Shares, $.0011 par value per share
Underlying amount: 13,746
Exercise price: $25.28
Footnotes: F2

ACGL holding Derivative

Stock Option (Right to Buy)

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after
Date: 03 Sep 2026
Ownership: Direct
Underlying class: Common Shares, $.0011 par value per share
Underlying amount: 15,822
Exercise price: $21.55
Footnotes: F3

ACGL holding Derivative

Stock Option (Right to Buy)

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after
Date: 03 Sep 2026
Ownership: Direct
Underlying class: Common Shares, $.0011 par value per share
Underlying amount: 15,929
Exercise price: $27.67
Footnotes: F4

ACGL holding Derivative

Stock Option (Right to Buy)

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after
Date: 03 Sep 2026
Ownership: Direct
Underlying class: Common Shares, $.0011 par value per share
Underlying amount: 15,461
Exercise price: $37.42
Footnotes: F5

ACGL holding Derivative

Stock Option (Right to Buy)

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after
Date: 03 Sep 2026
Ownership: Direct
Underlying class: Common Shares, $.0011 par value per share
Underlying amount: 13,692
Exercise price: $30.82
Footnotes: F6

ACGL holding Derivative

Stock Option (Right to Buy)

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after
Date: 03 Sep 2026
Ownership: Direct
Underlying class: Common Shares, $.0011 par value per share
Underlying amount: 10,510
Exercise price: $42.54
Footnotes: F7

ACGL holding Derivative

Stock Option (Right to Buy)

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after
Date: 03 Sep 2026
Ownership: Direct
Underlying class: Common Shares, $.0011 par value per share
Underlying amount: 6,604
Exercise price: $64.17
Footnotes: F8

ACGL holding Derivative

Stock Option (Right to Buy)

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after
Date: 03 Sep 2026
Ownership: Direct
Underlying class: Common Shares, $.0011 par value per share
Underlying amount: 813
Exercise price: $66.70
Footnotes: F9

ACGL holding Derivative

Stock Option (Right to Buy)

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after
Date: 03 Sep 2026
Ownership: Direct
Underlying class: Common Shares, $.0011 par value per share
Underlying amount: 5,534
Exercise price: $82.22
Footnotes: F10

ACGL holding Derivative

Stock Option (Right to Buy)

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after
Date: 03 Sep 2026
Ownership: Direct
Underlying class: Common Shares, $.0011 par value per share
Underlying amount: 8,319
Exercise price: $91.87
Footnotes: F11

ACGL holding Derivative

Stock Option (Right to Buy)

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after
Date: 03 Sep 2026
Ownership: Direct
Underlying class: Common Shares, $.0011 par value per share
Underlying amount: 7,682
Exercise price: $92.48

ACGL holding Derivative

Stock Option (Right to Buy)

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after
Date: 03 Sep 2026
Ownership: Direct
Underlying class: Common Shares, $.0011 par value per share
Underlying amount: 8,721
Exercise price: $100.48
Footnotes: F12

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 12 footnotes

Footnote F1

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.

Footnote F2

This stock option is exercisable in three equal annual installments commencing December 28, 2018, and the next two installments on December 28, 2019 and December 28, 2020, subject to the applicable award agreement.

Footnote F3

This stock option is exercisable in three equal annual installments commencing May 11, 2019, and the next two installments on May 11, 2020 and May 11, 2021, subject to the applicable award agreement.

Footnote F4

This stock option is exercisable in three equal annual installments commencing February 28, 2020, and the next two installments on February 28, 2021 and February 28, 2022, subject to the applicable award agreement.

Footnote F5

This stock option is exercisable in three equal annual installments commencing February 27, 2021, and the next two installments on February 27, 2022 and February 27, 2023, subject to the applicable award agreement.

Footnote F6

This stock option is exercisable in three equal annual installments commencing February 26, 2022, and the next two installments on February 26, 2023 and February 26, 2024, subject to the applicable award agreement.

Footnote F7

This stock option is exercisable in three equal annual installments commencing February 25, 2023, and the next two installments on February 25, 2024 and February 25, 2025, subject to the applicable award agreement.

Footnote F8

This stock option is exercisable in three equal annual installments commencing February 24, 2024, and the next two installments on February 24, 2025 and February 24, 2026, subject to the applicable award agreement.

Footnote F9

This stock option is exercisable in three equal annual installments commencing March 6, 2024, and the next two installments on March 6, 2025 and March 6, 2026, subject to the applicable award agreement

Footnote F10

The stock option is exercisable in three equal annual installments commencing February 27, 2025, and the next two installments on February 27, 2026 and February 27, 2027, subject to the applicable award agreement

Footnote F11

The stock option is exercisable in three equal annual installments commencing March 4, 2026, and the next two installments on March 4, 2027 and March 4, 2028, subject to the applicable award agreement.

Footnote F12

This stock option is exercisable in three equal annual installments commencing March 3, 2027, and the next two installments on March 3, 2028 and March 3, 2029, subject to the applicable award agreement.

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