Insider trade

Director sold ~$34K of ACGL shares in the open market

Traded May 11, 2026 · Filed May 12, 2026

Arch Capital GroupACGL

~$34K
Reported value · 2,000 sh @ $17.1415: +0.5%
stock since the trade · S&P 500 +3.3%, $93.83 → $94.26 on Oct 1

Why it stands out

A board member of Arch Capital Group sold $34K of Arch Capital Group shares. Nobody planned it ahead of time.

Written from the filing's own figures. OQRO describes what was reported and never tells you what to buy or sell

View the official recordSEC Form 4 — Statement of Changes in Beneficial Ownership

All the details

Dates, kept separate

Transaction date: May 11, 2026
Reporting period: Not applicable
Filed with the SEC: May 12, 2026

Director$25K–$100K

Context

Classification

open market sale

Code S — open-market or private sale

Absolute commitment

~$34,283

Shares × reported transaction price

Timing vs results

13 days after results of Apr 28, 2026, 78 days before results of Jul 28, 2026

Results dates are the company's own 8-K (Item 2.02). Many companies only let insiders trade in a window after results

Price at the time

Closed at $93.83 on May 11, 2026, 11% above its 52-week low and 8% below its high, little changed over the previous 30 trading days

52-week range $84.72 (Oct 28, 2025) to $101.98 (Feb 5, 2026), 53% of the way up, from 251 adjusted closes. 30 trading days earlier: $93.42 on Mar 27, 2026. Describes the past only, not a forecast

Planned / mechanical clue

None found in footnotes

Only flagged when a footnote says so; never inferred

After it was reported

After	Stock	S&P 500	Difference
7 days	+3.8%	-0.1%	+3.9%
30 days	-1.8%	-0.1%	-1.7%
90 days	+5.3%	+3.8%	+1.5%

Past results only. Not a forecast.

Source receipt

Record ID: 0001372455-26-000006
Filed / recorded: May 12, 2026, 8:32 PM UTC
Added to OQRO: Oct 2, 2026, 12:27 PM UTC
Parser: form4-xml-v1
Data quality: Verified: identifiers matched exactly
Issuer: ARCH CAPITAL GROUP LTD.
Issuer CIK: 947484
Ticker: ACGL
Reporting person: Brian S Posner
Relationship: Director
Security: Depositary Shares, Series G
Table: Non-derivative (Table I)
Transaction date: May 11, 2026
Transaction code: S
Shares / units: 2,000
Price per share: $17.1415
Acquired / disposed: Disposed (D)
Shares owned after: 0
Ownership form: Direct
Amendment: No

Footnotes from the filing

Each Depositary Share Represents 1/1,000th interest in a Series G Non-Cumulative Preferred Share.
The price reported is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $17.14 to $17.17. 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.