Institutional shares held 340 Million
147K calls
106K puts
Total value of holdings $31.5B
$13.6M calls
$9.76M puts
Market Cap $34.2B
369,321,984 Shares Out.
Institutional ownership 92.11%
# of Institutions 924


Latest Institutional Activity in ACGL

Top Purchases

Q3 2025
Cooke & Bieler LP Shares Held: 2.32M ($215M)
Q3 2025
First Trust Advisors LP Shares Held: 2.84M ($262M)
Q3 2025
Manufacturers Life Insurance Company, The Shares Held: 2.01M ($186M)
Q3 2025
Two Sigma Investments, LP Shares Held: 1.9M ($175M)
Q3 2025
Ubs Group Ag Shares Held: 2.74M ($253M)

Top Sells

Q3 2025
Capital International Investors Shares Held: 1.89M ($175M)
Q3 2025
Nuveen, LLC Shares Held: 2.56M ($237M)
Q3 2025
Bamco Inc Shares Held: 18.8M ($1.74B)
Q3 2025
Ubs Asset Management Americas Inc Shares Held: 3.33M ($308M)
Q3 2025
Millennium Management LLC Shares Held: 922K ($85.3M)

About ACGL

Arch Capital Group Ltd., together with its subsidiaries, provides insurance, reinsurance, and mortgage insurance products worldwide. The company's Insurance segment offers primary and excess casualty coverages; loss sensitive primary casualty insurance programs; collateral protection, debt cancellation, and service contract reimbursement products; directors' and officers' liability, errors and omissions liability, employment practices and fiduciary liability, crime, professional indemnity, and other financial related coverages; medical professional and general liability insurance coverages; and workers' compensation and umbrella liability, as well as commercial automobile and inland marine products. It also provides property, energy, marine, and aviation insurance; travel insurance; accident, disability, and medical plan insurance coverages; captive insurance programs; employer's liability; and contract and commercial surety coverages. This segment markets its products through a group of licensed independent retail and wholesale brokers. Its Reinsurance segment provides casualty reinsurance for third party liability and workers' compensation exposures; marine and aviation; surety, accident and health, workers' compensation catastrophe, agriculture, trade credit, and political risk products; reinsurance protection for catastrophic losses, and personal lines and commercial property exposures; life reinsurance; casualty clash; and risk management solutions. This segment markets its reinsurance products through brokers. The company's Mortgage segment offers direct mortgage insurance and mortgage reinsurance. The company was incorporated in 1995 and is based in Pembroke, Bermuda.


Insider Transactions at ACGL

Insider Transaction List

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Date Insider Transaction Ownership Type Shares Traded Value / Price
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Last 12 Months Summary

Buy / Acquisition
521K Shares
From 22 Insiders
Grant, award, or other acquisition 265K shares
Exercise of conversion of derivative security 59.5K shares
Open market or private purchase 1K shares
Bona fide gift 195K shares
Sell / Disposition
410K Shares
From 10 Insiders
Open market or private sale 175K shares
Payment of exercise price or tax liability 37.7K shares
Bona fide gift 197K shares

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