STOCK TITAN
  1. Home
  2. Sec-filings
  3. ACGL
  4. [8-K] ARCH CAPITAL GROUP LTD. Reports Material Event

Arch Capital Group (NASDAQ: ACGL) consolidates all segments under single president

Filing Impact
(Moderate)
Filing Sentiment
(Neutral)
Form Type
8-K

Rhea-AI Filing Summary

Arch Capital Group Ltd. announced a leadership transition, with David Gansberg stepping down as a President effective immediately and departing after a long tenure overseeing the Global Insurance Group. Under a new single President model, Maamoun Rajeh expands his role to lead Arch’s Insurance, Reinsurance and Mortgage segments while continuing to report to CEO Nicolas Papadopoulo.

Rajeh has served as President since November 2024 and previously led Arch’s Global Reinsurance Group after joining the company in 2001. His existing employment terms remain unchanged and no new equity awards were granted for this expanded role. Arch reported approximately $26.9 billion in capital as of March 31, 2026, underscoring its scale as a global insurance, reinsurance and mortgage provider.

Positive

  • None.

Negative

  • None.
Item 5.02 Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers Governance
Key personnel changes including departures, elections, or appointments of directors and executive officers.
Item 7.01 Regulation FD Disclosure Disclosure
Material non-public information disclosed under Regulation Fair Disclosure, often investor presentations or guidance.
Item 9.01 Financial Statements and Exhibits Exhibits
Financial statements, pro forma financial information, and exhibit attachments filed with this report.
Capital $26.9 billion Capital at March 31, 2026
President age 55 years Age of President Maamoun Rajeh
Common share par value $0.0011 per share Par value of Arch common shares
Series F preferred dividend rate 5.45% Rate on Series F preferred represented by ACGLO
Series G preferred dividend rate 4.55% Rate on Series G preferred represented by ACGLN
Exhibit 99.1 1 press release Press release dated June 3, 2026 filed as Exhibit 99.1
single President model financial
"as the Company moves forward under a single President model."
Regulation FD Disclosure regulatory
"ITEM 7.01 Regulation FD Disclosure On June 3, 2026, Arch issued a press release"
Regulation FD disclosure requires public companies to share important, market-moving information with everyone at the same time instead of tipping off analysts or large investors first. Think of it as making sure all players on a field hear the same announcement simultaneously; that fairness helps investors trust that stock prices reflect the same information and reduces the risk of sudden, unfair trading advantages or regulatory penalties for selective leaks.
equity-based compensation awards financial
"under his equity-based compensation awards under the applicable equity award agreements"
forward-looking statements regulatory
"Cautionary Note Regarding Forward-Looking Statements The Private Securities Litigation Reform Act of 1995"
Forward-looking statements are predictions or plans that companies share about what they expect to happen in the future, like estimating sales or profits. They matter because they help investors understand a company's outlook, but since they are based on guesses and assumptions, they can sometimes be wrong.
guaranty funds financial
"material differences between actual and expected assessments for guaranty funds and mandatory pooling arrangements"
mortgage insurance financial
"provides insurance, reinsurance and mortgage insurance on a worldwide basis"
Insurance that steps in to cover a lender’s losses if a homebuyer stops paying their mortgage, commonly paid for by the borrower as a regular premium or upfront fee; think of it as a backup guarantor that protects the lender, not the homeowner. Investors care because mortgage insurance lowers the risk and potential losses on mortgage loans and related securities, influences loan pricing and bank balance sheets, and thus affects returns and perceived safety of housing-related investments.
See more from StockTitan in Google Search and AI answers. Adds StockTitan as a preferred source · opens Google
Add on Google
Understanding 8-K Material Events →
0000947484false00009474842026-06-032026-06-030000947484us-gaap:CommonStockMember2026-06-032026-06-030000947484acgl:SeriesFDepositaryShareEquivalentMember2026-06-032026-06-030000947484acgl:SeriesGDepositaryShareEquivalentMember2026-06-032026-06-03


UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C.  20549
 
FORM 8-K
 
Current Report Pursuant to Section 13 or 15(d)
of the Securities Exchange Act of 1934
 
June 3, 2026
Date of Report (Date of earliest event reported) 
Arch Capital Group Ltd.
(Exact name of registrant as specified in its charter)
Bermuda 001-16209 98-0374481
(State or other
jurisdiction of
incorporation or
organization)		 (Commission File Number) (I.R.S. Employer
Identification No.)
 
Waterloo House, Ground Floor, 100 Pitts Bay Road, Pembroke HM 08, Bermuda
(Address of principal executive offices) (Zip Code)
 
Registrant’s telephone number, including area code:
(441) 278-9250
 
N/A
(Former name or former address, if changed since last report)
 
Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below):
 
☐    Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
 
☐    Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
 
☐    Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
 
☐    Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))


Securities registered pursuant to Section 12(b) of the Exchange Act:
Title of each classTrading Symbol (s)Name of each exchange on which registered
Common shares, $0.0011 par value per shareACGLNASDAQStock Market
Depositary shares, each representing a 1/1,000th interest in a 5.45% Series F preferred share
ACGLO
NASDAQStock Market
Depositary shares, each representing a 1/1,000th interest in a 4.55% Series G preferred shareACGLNNASDAQStock Market
Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

    Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. o


ITEM 5.02 Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.
Arch Capital Group Ltd. (“Arch” or the “Company”) announced today that David Gansberg is stepping down from his role as a President of Arch effective immediately and will be departing the Company following a distinguished tenure, having played an important role in building the organization to its current position. In his role, Mr. Gansberg oversaw Arch’s Global Insurance Group. Mr. Gansberg will be entitled to receive the benefits under Section 5.02 and 5.04 of his employment agreement dated as of March 1, 2019, as amended, and under his equity-based compensation awards under the applicable equity award agreements, subject to compliance with the terms and conditions thereof.
In connection with Mr. Gansberg’s departure, the Company also announced the expansion of Maamoun Rajeh’s role as President. Mr. Rajeh, who currently oversees Arch’s Reinsurance and Mortgage segments, will also take on responsibility for Arch’s Insurance segment as the Company moves forward under a single President model. Mr. Rajeh will continue to report to the Chief Executive Officer, Nicolas Papadopoulo. The terms of Mr. Rajeh’s employment agreement, dated as of September 19, 2017, as amended, with Arch remain unchanged. No new equity-based compensation awards were granted to Mr. Rajeh in connection with his expanded role.
Mr. Rajeh, 55, has served as President since November 2024. Previously, Mr. Rajeh spent seven years as Chairman and Chief Executive Officer of Arch’s Global Reinsurance Group. Mr. Rajeh joined Arch Re Bermuda in 2001 as an underwriter and has held senior leadership roles throughout his tenure.
Other than transactions previously disclosed by the Company in its definitive proxy statement filed with the Securities and Exchange Commission on March 24, 2026, Mr. Rajeh has not been involved in any transactions with the Company that would require disclosure under Item 404(a) of Regulation S-K. There are no arrangements or understandings between Mr. Rajeh and any other person pursuant to which Mr. Rajeh was selected. There are also no family relationships between Mr. Rajeh and any other director or executive officer of the Company.
ITEM 7.01 Regulation FD Disclosure
On June 3, 2026, Arch issued a press release announcing the aforementioned events. A copy of this press release is attached to this Current Report on Form 8-K as Exhibit 99.1 and is incorporated herein by reference.
The information in Item 7.01 of this Current Report on Form 8-K, including Exhibit 99.1, shall not be deemed “filed” for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities under that section, nor shall it be deemed to be incorporated by reference into the filings of the registrant under the Securities Act of 1933, as amended, or the Exchange Act, except as expressly set forth by specific reference in such filing.
ITEM 9.01    Financial Statements and Exhibits.

(d):     The following exhibits are being filed herewith.
EXHIBIT NO. DESCRIPTION
99.1 
Press Release, dated June 3, 2026
104Cover Page Interactive Data File (embedded within the Inline XBRL document)
2

SIGNATURES
 
Pursuant to the requirements of the Securities Exchange Act of 1934, as amended, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.
 
 ARCH CAPITAL GROUP LTD.
   
   
Date: June 3, 2026By:/s/ François Morin
  Name:François Morin
  Title:Executive Vice President, Chief Financial Officer and Treasurer


3

Exhibit 99.1
Arch Capital Group Ltd.
Waterloo House, Ground Floor
100 Pitts Bay Road
Pembroke HM 08 Bermuda
archgroup.com
PRESS RELEASE
Arch Capital Group Ltd. Announces Leadership Transition
PEMBROKE, BERMUDA — June 3, 2026 — Arch Capital Group Ltd. (NASDAQ: ACGL) (“Arch” or the “Company”), a leading provider of insurance, reinsurance and mortgage insurance globally, today announced the expansion of Maamoun Rajeh’s role as President. Rajeh, who most recently oversaw Arch’s Reinsurance and Mortgage segments, will also take on responsibility for Arch’s Insurance segment as the Company moves forward under a single President model. Rajeh will continue to report to Chief Executive Officer Nicolas Papadopoulo.
David Gansberg is stepping down from his role as a President of Arch and departing the company following a distinguished tenure, having played an important role in building the organization to its current position.
“Maamoun has been integral to Arch’s success since 2001 and brings a deep understanding of the Property and Casualty business,” said Papadopoulo. “Under Maamoun, Arch Re has become a leading global reinsurance provider and, since assuming responsibility for the Mortgage group in 2024, he has demonstrated the curiosity and accountability that make him the right leader to guide our three business segments. His expanded role reflects our focus on clarity, accountability and alignment across our global underwriting operations. I look forward to continuing to work with him in the coming years.”
Papadopoulo added, “I also want to recognize the significant contributions David made to Arch’s success during his tenure. I wish him continued success in the future.”
Rajeh said, “I’m grateful for this opportunity to take on this expanded role and to continue to work closely with Nicolas, the rest of Arch’s leadership team and our Board of Directors. With our global platform, world-class talent and data-driven underwriting culture, Arch remains well-positioned for continued success. I’m energized and focused on enhancing our Insurance segment’s leadership position in the markets where we operate.”
About Arch Capital Group Ltd.
Arch Capital Group Ltd. (Nasdaq: ACGL) is a publicly listed Bermuda exempted company with approximately $26.9 billion in capital at March 31, 2026. Arch, which is part of the S&P 500 Index, provides insurance, reinsurance and mortgage insurance on a worldwide basis through its wholly owned subsidiaries.
Cautionary Note Regarding Forward-Looking Statements
The Private Securities Litigation Reform Act of 1995 provides a “safe harbor” for forward−looking statements. This release or any other written or oral statements made by or on behalf of Arch Capital Group Ltd. and its subsidiaries may include forward−looking statements, which reflect the Company’s current views with respect to future events and financial performance. All statements other than statements of historical fact included in or incorporated by reference in this release are forward−looking statements.


Forward−looking statements can generally be identified by the use of forward−looking terminology such as “may,” “will,” “expect,” “intend,” “estimate,” “anticipate,” “believe” or “continue” or their negative or variations or similar terminology. Forward−looking statements involve the Company’s current assessment of risks and uncertainties. Actual events and results may differ materially from those expressed or implied in these statements. A non-exclusive list of the important factors that could cause actual results to differ materially from those in such forward-looking statements includes the following: adverse general economic and market conditions; increased competition; pricing and policy term trends; fluctuations in the actions of rating agencies and the Company’s ability to maintain and improve its ratings; investment performance; the loss of key personnel; the adequacy of the Company’s loss reserves, severity and/or frequency of losses, greater than expected loss ratios and adverse development on claim and/or claim expense liabilities; greater frequency or severity of unpredictable natural and man-made catastrophic events, including the effect of contagious diseases on our business; the impact of acts of terrorism and acts of war; changes in regulations and/or tax laws in the United States or elsewhere; statutory or regulatory developments, including as to tax matters and insurance and other regulatory matters; ability to successfully integrate, establish and maintain operating procedures as well as integrate the businesses the Company has acquired or may acquire into the existing operations; changes in accounting principles or policies; material differences between actual and expected assessments for guaranty funds and mandatory pooling arrangements; availability and cost to the Company of reinsurance to manage our gross and net exposures; the failure of others to meet their obligations to the Company; an incident, disruption in operations or other cyber event caused by cyber attacks, the use of artificial intelligence technologies or other technology on the Company’s systems or those of the Company’s business partners and service providers, which could negatively impact the Company’s business and/or expose the Company to litigation; and the other matters set forth under ITEM 1A “Risk Factors”, Item 7 “Management’s Discussion and Analysis of Financial Condition and Results of Operations” and other sections of our 2025 10-K, as well as the other factors set forth in our other documents on file with the SEC, and management’s response to any of the aforementioned factors.
The foregoing review of important factors should not be construed as exhaustive and should be read in conjunction with other cautionary statements that are included herein or elsewhere. All subsequent written and oral forward−looking statements attributable to us or persons acting on the Company’s behalf are expressly qualified in their entirety by these cautionary statements. The Company’s forward-looking statements speak only as of the date of this press release or as of the date they are made, and the Company undertakes no obligation to publicly update or revise any forward−looking statement, whether as a result of new information, future events or otherwise.
###
Source:
Arch Capital Group Ltd.
arch-corporate
Media Contact:
Greg Hare — ghare@archgroup.com
2

Source: View Original Filing on SEC EDGAR

FAQ

What leadership change did Arch Capital Group (ACGL) announce in this 8-K?

Arch Capital Group announced a leadership transition, with David Gansberg stepping down as a President and departing the company. Maamoun Rajeh will expand his existing President role to include responsibility for the Insurance segment, creating a single President model across all three business segments.

What is Maamoun Rajeh’s new role at Arch Capital Group (ACGL)?

Maamoun Rajeh will serve as sole President overseeing all segments, adding the Insurance segment to his prior Reinsurance and Mortgage responsibilities. He continues to report to CEO Nicolas Papadopoulo, with his existing employment agreement unchanged and no new equity-based compensation granted for this expanded role.

Why is David Gansberg leaving Arch Capital Group (ACGL)?

David Gansberg is stepping down as a President and leaving Arch after what the company describes as a distinguished tenure leading the Global Insurance Group. He will receive benefits under his March 1, 2019 employment agreement and related equity award terms, subject to their conditions.

Did Arch Capital Group (ACGL) change Maamoun Rajeh’s compensation with this transition?

The filing states there are no changes to Maamoun Rajeh’s employment terms and no new equity-based compensation awards were granted in connection with his expanded responsibilities. His role broadens to cover the Insurance segment while his existing contractual arrangements remain in place.

How large is Arch Capital Group (ACGL) according to this disclosure?

Arch Capital Group reports approximately $26.9 billion in capital as of March 31, 2026. The company describes itself as a global provider of insurance, reinsurance and mortgage insurance through wholly owned subsidiaries and notes that it is part of the S&P 500 Index.

Filing Exhibits & Attachments

5 documents

Press Releases

Other Documents