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
Mar 24, 2026
Reporting period
Not applicable
Filed with the SEC
Mar 25, 2026
CFOOption exercise
Context
Classification
option exercise
Code M — exercise or conversion of a derivative security
Planned / mechanical clue
Footnote references a pre-arranged trading plan (Rule 10b5-1)
Only flagged when a footnote says so; never inferred
Source receipt
Record ID
0000277135-26-000025
Filed / recorded
Mar 25, 2026, 9:14 PM UTC
Added to OQRO
Oct 2, 2026, 12:29 PM UTC
Parser
form4-xml-v1
Data quality
Verified: identifiers matched exactly
Issuer
W.W. GRAINGER, INC.
Issuer CIK
277135
Ticker
GWW
Reporting person
Deidra C Merriwether
Relationship
Officer
Officer title
Sr. VP & CFO
Security
Stock Option
Table
Derivative (Table II)
Transaction date
Mar 24, 2026
Transaction code
M
Shares / units
2,339
Price per share
$0.00
Acquired / disposed
Disposed (D)
Shares owned after
0
Ownership form
Direct
Amendment
No
Footnotes from the filing
Transaction pursuant to a Rule 10b5-1 trading program adopted on December 23, 2025.
The stock option fully vested in three years, where 1/3 vested on April 1, 2020, 1/3 vested on April 1, 2021, and the remainder vested on April 1, 2022.