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
Sep 15, 2026
Reporting period
Not applicable
Filed with the SEC
Sep 16, 2026
CEOOption 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
0001784996-26-000088
Filed / recorded
Sep 16, 2026, 2:02 AM UTC
Added to OQRO
Oct 6, 2026, 7:59 PM UTC
Parser
form4-xml-v2
Data quality
Verified: identifiers matched exactly
Issuer
Guidewire Software, Inc.
Issuer CIK
1528396
Ticker
GWRE
Reporting person
Michael George Rosenbaum
Relationship
Director, Officer
Officer title
Chief Executive Officer
Security
Performance Shares
Table
Derivative (Table II)
Transaction date
Sep 15, 2026
Transaction code
M
Shares / units
123,074
Price per share
$0.00
Acquired / disposed
Disposed (D)
Shares owned after
0
Ownership form
Direct
Amendment
No
Footnotes from the filing
These Performance Shares cliff vested at the end of the three-year performance period based on the average performance of the three one-year performance periods. On September 9, 2026, the Compensation Committee determined that 236% of the performance conditions were met, resulting in an increase of 70,924 PSUs earned by the Reporting Person. On September 15, 2026, the time-based vesting was met.