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
Nov 11, 2025
Reporting period
Not applicable
Filed with the SEC
Nov 13, 2025
10% ownerIndirect holdingOption exercise
Context
Classification
option exercise
Code M — exercise or conversion of a derivative security
Planned / mechanical clue
Footnote references vesting of compensation awards
Only flagged when a footnote says so; never inferred
Source receipt
Record ID
0000950157-25-000942
Filed / recorded
Nov 13, 2025, 9:29 PM UTC
Added to OQRO
Oct 6, 2026, 7:37 PM UTC
Parser
form4-xml-v2
Data quality
Verified: identifiers matched exactly
Issuer
Graham Holdings Co
Issuer CIK
104889
Ticker
GHC
Reporting person
O'Shaughnessy Laura
Relationship
10% owner
Security
Employee Stock Option (Right to Buy)
Table
Derivative (Table II)
Transaction date
Nov 11, 2025
Transaction code
M
Shares / units
7,582
Price per share
$0.00
Acquired / disposed
Disposed (D)
Shares owned after
0
Ownership form
Indirect — Spouse
Amendment
No
Footnotes from the filing
The stock option is fully vested. After this exercise of 7,582 options, the reporting person's spouse has no options remaining under the related grant.