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A

ACGL

Nasdaq

ARCH CAPITAL GROUP LTD.

Latest disclosureAugust 20, 2026
Insider score Why 17?
17/ 100
Qualifying buys · 30d
$0

1 purchases · 3 sales

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Insider transactions 24

Limited filing history
All24Buying1Selling3Other20
Filters

Last 30 daysNo qualifying insider buying. No qualifying insider sales.

24 trades · April 30, 2026 – August 18, 2026Incomplete history: this shows the filings imported so far, not every filing ever made. Dates are trade dates. Filters affect this table only.

Showing the first 6 of 24 trades on this page.

Exercise or conversion

Francois Morin

CFO and Treasurer

Common Shares, $.0011 par value per share

Value context
$298.22K
Reported price
$27.0867 / share
Traded August 18, 2026Filed August 20, 2026SEC filing
Sale disclosed

Francois Morin

CFO and Treasurer

Common Shares, $.0011 par value per share

Reported value
$1.09M
Reported price
$99.3214 / share
Traded August 18, 2026Filed August 20, 2026SEC filing
Exercise or conversion

Francois Morin

CFO and Treasurer

Stock Option (Right to Buy)

Derivative security · not the ordinary share price.

Value context
Not a separate purchase
Exercise / conversion price
$27.0867 exercise / conversion price
Understand this price

This row records an option exercise or conversion. The derivative transaction price is separate from the exercise price; it is not the stock's market price. Its row value is not shown as another stock purchase.

Traded August 18, 2026Filed August 20, 2026SEC filing
Gift disclosed

John M. Pasquesi

Director

Common Shares, $.0011 par value per share

Value context
Not a purchase
Reported price
Gift · no purchase price
Understand this price

The filing reports a zero transaction price for this gift. It does not establish the market value of the gift.

Traded June 11, 2026Filed June 15, 2026SEC filing
Gift disclosed

John M. Pasquesi

Director

Common Shares, $.0011 par value per share

Value context
Not a purchase
Reported price
Gift · no purchase price
Understand this price

The filing reports a zero transaction price for this gift. It does not establish the market value of the gift.

Traded June 11, 2026Filed June 15, 2026SEC filing
Sale disclosed

Brian S. Posner

Director

Depositary Shares, Series F

Reported value
$58.98K
Reported price
$19.66 / share
Traded June 3, 2026Filed June 4, 2026SEC filing
Sale disclosed

Brian S. Posner

Director

Depositary Shares, Series G

Reported value
$34.28K
Reported price
$17.1415 / share
Traded May 11, 2026Filed May 12, 2026SEC filing
Award disclosed

Neal F. Triplett

Director

Common Shares, $.0011 par value per share

Value context
Unavailable
Reported price
Price not reported
Traded May 5, 2026Filed May 7, 2026SEC filing
Award disclosed

Neal F. Triplett

Director

Common Shares, $.0011 par value per share

Value context
Unavailable
Reported price
Price not reported
Traded May 5, 2026Filed May 7, 2026SEC filing
Award disclosed

Brian S. Posner

Director

Common Shares, $.0011 par value per share

Value context
Unavailable
Reported price
Price not reported
Traded May 5, 2026Filed May 7, 2026SEC filing
Award disclosed

Alexander S. Moczarski

Director

Common Shares, $.0011 par value per share

Value context
Unavailable
Reported price
Price not reported
Traded May 5, 2026Filed May 7, 2026SEC filing
Award disclosed

Eileen A. Mallesch

Director

Common Shares, $.0011 par value per share

Value context
Unavailable
Reported price
Price not reported
Traded May 5, 2026Filed May 7, 2026SEC filing
Award disclosed

Moira A. Kilcoyne

Director

Common Shares, $.0011 par value per share

Value context
Unavailable
Reported price
Price not reported
Traded May 5, 2026Filed May 7, 2026SEC filing
Award disclosed

Moira A. Kilcoyne

Director

Common Shares, $.0011 par value per share

Value context
Unavailable
Reported price
Price not reported
Traded May 5, 2026Filed May 7, 2026SEC filing
Award disclosed

Daniel Joseph Houston

Director

Common Shares, $.0011 par value per share

Value context
Unavailable
Reported price
Price not reported
Traded May 5, 2026Filed May 7, 2026SEC filing
Award disclosed

Daniel Joseph Houston

Director

Common Shares, $.0011 par value per share

Value context
Unavailable
Reported price
Price not reported
Traded May 5, 2026Filed May 7, 2026SEC filing
Award disclosed

Laurie Goodman

Director

Common Shares, $.0011 par value per share

Value context
Unavailable
Reported price
Price not reported
Traded May 5, 2026Filed May 7, 2026SEC filing
Award disclosed

Francis Ebong

Director

Common Shares, $.0011 par value per share

Value context
Unavailable
Reported price
Price not reported
Traded May 5, 2026Filed May 7, 2026SEC filing
Award disclosed

John L. Bunce Jr

Director

Common Shares, $.0011 par value per share

Value context
Unavailable
Reported price
Price not reported
Traded May 5, 2026Filed May 7, 2026SEC filing
Award disclosed

John L. Bunce Jr

Director

Common Shares, $.0011 par value per share

Value context
Unavailable
Reported price
Price not reported
Traded May 5, 2026Filed May 7, 2026SEC filing
Award disclosed

John M. Pasquesi

Director

Common Shares, $.0011 par value per share

Value context
Unavailable
Reported price
Price not reported
Traded May 5, 2026Filed May 7, 2026SEC filing
Award disclosed

John M. Pasquesi

Director

Common Shares, $.0011 par value per share

Value context
Unavailable
Reported price
Price not reported
Traded May 5, 2026Filed May 7, 2026SEC filing
Award disclosed

John M. Pasquesi

Director

Common Shares, $.0011 par value per share

Value context
Unavailable
Reported price
Price not reported
Traded May 5, 2026Filed May 7, 2026SEC filing
Purchase disclosed

Daniel Joseph Houston

Director

Common Shares, $.0011 par value per share

Reported value
$498.65K
Reported price
$94.085 / share
Traded April 30, 2026Filed May 4, 2026SEC filing
Reporting insiderSecurity / transactionAmount / priceValueTraded / disclosedSource
CFO and TreasurerCommon Shares, $.0011 par value per shareOption exercise or conversion11,010$27.09 / share$298.22KAug 18Filed Aug 20 · 2d laterSEC filing
CFO and TreasurerCommon Shares, $.0011 par value per shareSale11,010$99.32 / share$1.09MAug 18Filed Aug 20 · 2d laterSEC filing
CFO and TreasurerStock Option (Right to Buy)Option exercise or conversionDerivative units11,010$27.09 exercise / conversion priceNot a separate purchaseAug 18Filed Aug 20 · 2d laterSEC filing
DirectorCommon Shares, $.0011 par value per shareGift1,006,700Gift · no purchase priceNot a purchaseJun 11Filed Jun 15 · 4d laterSEC filing
DirectorCommon Shares, $.0011 par value per shareGift1,006,700Gift · no purchase priceNot a purchaseJun 11Filed Jun 15 · 4d laterSEC filing
DirectorDepositary Shares, Series FSale3,000$19.66 / share$58.98KJun 3Filed Jun 4 · 1d laterSEC filing
DirectorDepositary Shares, Series GSale2,000$17.14 / share$34.28KMay 11Filed May 12 · 1d laterSEC filing
DirectorCommon Shares, $.0011 par value per shareGrant or award2,071Price not reportedUnavailableMay 5Filed May 7 · 2d laterSEC filing
DirectorCommon Shares, $.0011 par value per shareGrant or award1,327Price not reportedUnavailableMay 5Filed May 7 · 2d laterSEC filing
DirectorCommon Shares, $.0011 par value per shareGrant or award2,071Price not reportedUnavailableMay 5Filed May 7 · 2d laterSEC filing
DirectorCommon Shares, $.0011 par value per shareGrant or award2,071Price not reportedUnavailableMay 5Filed May 7 · 2d laterSEC filing
DirectorCommon Shares, $.0011 par value per shareGrant or award2,071Price not reportedUnavailableMay 5Filed May 7 · 2d laterSEC filing
DirectorCommon Shares, $.0011 par value per shareGrant or award2,071Price not reportedUnavailableMay 5Filed May 7 · 2d laterSEC filing
DirectorCommon Shares, $.0011 par value per shareGrant or award1,327Price not reportedUnavailableMay 5Filed May 7 · 2d laterSEC filing
DirectorCommon Shares, $.0011 par value per shareGrant or award2,071Price not reportedUnavailableMay 5Filed May 7 · 2d laterSEC filing
DirectorCommon Shares, $.0011 par value per shareGrant or award1,327Price not reportedUnavailableMay 5Filed May 7 · 2d laterSEC filing
DirectorCommon Shares, $.0011 par value per shareGrant or award2,071Price not reportedUnavailableMay 5Filed May 7 · 2d laterSEC filing
DirectorCommon Shares, $.0011 par value per shareGrant or award2,071Price not reportedUnavailableMay 5Filed May 7 · 2d laterSEC filing
DirectorCommon Shares, $.0011 par value per shareGrant or award2,071Price not reportedUnavailableMay 5Filed May 7 · 2d laterSEC filing
DirectorCommon Shares, $.0011 par value per shareGrant or award1,327Price not reportedUnavailableMay 5Filed May 7 · 2d laterSEC filing
DirectorCommon Shares, $.0011 par value per shareGrant or award2,071Price not reportedUnavailableMay 5Filed May 7 · 2d laterSEC filing
DirectorCommon Shares, $.0011 par value per shareGrant or award1,327Price not reportedUnavailableMay 5Filed May 7 · 2d laterSEC filing
DirectorCommon Shares, $.0011 par value per shareGrant or award1,858Price not reportedUnavailableMay 5Filed May 7 · 2d laterSEC filing
DirectorCommon Shares, $.0011 par value per sharePurchase5,300$94.09 / share$498.65KApr 30Filed May 4 · 4d laterSEC filing

Congress transactions 1

All Congress filings
Purchase disclosed

Arch Capital Group Ltd. - Common Stock · Stock

The filing reports a purchase for the member.

AAAlan ArmstrongReporting Senate member
Reported amount
$1,001 – $15,000Reported range; exact amount not disclosed.
Trade date
March 27, 2026
Filed July 21, 2026 · 116d laterOriginal report
Explore furtherTechnical lab Company financials Test a strategy Compare company

Why this buying score?

Qualifying common-equity purchase value

$124,663 of common-equity purchase value after transaction-age decay across 180 days.

+12 pts

Distinct buying groups

1 distinct reporting-owner group(s). Joint rows count once; identity is not proof of discretion.

+2 pts

Material reported holdings increase

At least one row increased reported same-security holdings by 10% or established a new reported position; indirect interests may overlap.

+3 pts

This score describes qualifying insider purchases at issuer level. Read the methodology

Sources and coverage

Limited filing history · Market-wide discovery does not establish complete company history. View coverage
Source
SEC EDGAR · Form 4
Issuer CIK
0000947484
Latest public acceptance
Aug 20, 2026, 08:49 PM UTC
Score calculated
Oct 8, 2026, 12:05 AM UTC
Parser
form4-parser-1.5
Classifier
form4-classifier-1.1
Scoring methodology
insider-experimental-1.1
Availability
Public filing time, not trade date

Open a transaction's SEC filing for the primary evidence. A code P may describe an open-market or private purchase; classification is not proof of intent.

Insider activity can have many explanations. Signal Strength is not a probability of profit or a recommendation to trade.