Derivative exercise or conversion — not an open-market buy.
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 OwnershipAll the details
Dates, kept separate
Transaction date
Jul 1, 2026
Reporting period
Not applicable
Filed with the SEC
Jul 7, 2026
OfficerOption exercise
Context
Classification
option exercise
Code M — exercise or conversion of a derivative security
Planned / mechanical clue
None found in footnotes
Only flagged when a footnote says so; never inferred
Source receipt
Record ID
0000354190-26-000178
Filed / recorded
Jul 7, 2026, 4:18 AM UTC
Added to OQRO
Oct 2, 2026, 12:27 PM UTC
Parser
form4-xml-v1
Data quality
Verified: identifiers matched exactly
Issuer
Arthur J. Gallagher & Co.
Issuer CIK
354190
Ticker
AJG
Reporting person
Thomas Joseph Gallagher
Relationship
Officer
Officer title
President
Security
Notional Stock Units
Table
Derivative (Table II)
Transaction date
Jul 1, 2026
Transaction code
M
Shares / units
351.945
Price per share
$0.00
Acquired / disposed
Disposed (D)
Shares owned after
13,345.6345
Ownership form
Direct
Amendment
No
Footnotes from the filing
Each notional stock unit represents a right to receive one share of Gallagher common stock.
Portions of these notional stock units are payable to the reporting person in shares of common stock in July of 2026 and following the reporting person's separation from service.