ARCH CAPITAL GROUP LTD. — Director's Dealing 2023

May 10, 2023

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: ARCH CAPITAL GROUP LTD. (ACGL)
CIK: 0000947484
Period of Report: 2023-05-08

Reporting Person: PETRILLO LOUIS T (N/A)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2023-05-08	Common Shares, $.0011 par value per share	M	23250	$19.09	Acquired	135383	Direct
2023-05-08	Common Shares, $.0011 par value per share	F	14723	$76.14	Disposed	120660	Direct
2023-05-10	Common Shares, $.0011 par value per share	S	15406	$76.7929	Disposed	105254	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2023-05-08	Share Appreciation Right	$19.09	M	23250	Disposed	2024-05-13	Common Shares, $.0011 par value per share (23250)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Shares, $.0011 par value per share	40	Indirect

Footnotes

F1: In connection with the exercise of the share appreciation rights award described in Table II, 14,723 common shares were disposed of in satisfaction of the exercise price and taxes. The reporting person received a net issuance of 8,527 common shares.

F2: Represents a weighted average sale price; the sales prices range from $76.66 to $76.90. 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

F3: The share appreciation right became exercisable in three equal annual installments; the first installment became exercisable on May 13, 2015 and the next two installments on May 13, 2016 and May 13, 2017 subject to the applicable award agreement.