Guidewire Software, Inc. (GWRE) Insider Trading
Over the last 3 months, GWRE insiders made 0 open-market buys and 19 sales, a net sale of -$5.4M (SEC Form 4). Over the last 6 months, 482 institutions increased and 477 reduced their position (13F).
Insider Activity
Sentiment
0/100
Buys (3m)
0
Sells (3m)
19
Net (3m)
-$5.4M
Insider trades by month Buys Sells
Jan
Feb
Mar
Apr
May
Jun
Context3-month price -6%Institutions mixed (13F)
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| Jun 2, 2026 | Rosenbaum Michael Georgedirector, officer: Chief Executive Officer | Sell | 1,200 | $158.92 |
| May 26, 2026 | Rosenbaum Michael Georgedirector, officer: Chief Executive Officer | Sell | 1,200 | $138.51 |
| May 18, 2026 | Rosenbaum Michael Georgedirector, officer: Chief Executive Officer | Sell | 1,200 | $128.19 |
| May 12, 2026 | Rosenbaum Michael Georgedirector, officer: Chief Executive Officer | Sell | 1,200 | $136.38 |
| May 5, 2026 | Rosenbaum Michael Georgedirector, officer: Chief Executive Officer | Sell | 1,200 | $141.91 |
| Apr 27, 2026 | Rosenbaum Michael Georgedirector, officer: Chief Executive Officer | Sell | 1,200 | $138.09 |
| Apr 20, 2026 | Rosenbaum Michael Georgedirector, officer: Chief Executive Officer | Sell | 1,200 | $139.75 |
| Apr 13, 2026 | Rosenbaum Michael Georgedirector, officer: Chief Executive Officer | Sell | 1,200 | $118.77 |
| Apr 6, 2026 | Rosenbaum Michael Georgedirector, officer: Chief Executive Officer | Sell | 1,200 | $151.14 |
| Mar 31, 2026 | Rosenbaum Michael Georgedirector, officer: Chief Executive Officer | Sell | 1,200 | $145.74 |
| Mar 24, 2026 | Rosenbaum Michael Georgedirector, officer: Chief Executive Officer | Sell | 1,200 | $155.56 |
| Mar 18, 2026 | Cooper Jeffrey Elliottofficer: Chief Financial Officer | Sell | 1,935 | $163.86 |
| Mar 18, 2026 | Peterson David Franklinofficer: Chief Accounting Officer | Sell | 273 | $163.86 |
| Mar 18, 2026 | Mullen John Pofficer: President | Sell | 6,576 | $163.86 |
| Mar 18, 2026 | King James Winstonofficer: Chief Admin Officer, Gen Couns | Sell | 1,001 | $163.86 |
| Mar 18, 2026 | Rosenbaum Michael Georgedirector, officer: Chief Executive Officer | Sell | 4,737 | $163.86 |
| Mar 17, 2026 | Rosenbaum Michael Georgedirector, officer: Chief Executive Officer | Sell | 1,200 | $160.00 |
| Mar 13, 2026 | Cooper Jeffrey Elliottofficer: Chief Financial Officer | Sell | 4,757 | $158.72 |
| Mar 9, 2026 | Rosenbaum Michael Georgedirector, officer: Chief Executive Officer | Sell | 1,200 | $166.34 |
| Mar 3, 2026 | Rosenbaum Michael Georgedirector, officer: Chief Executive Officer | Sell | 1,200 | $143.87 |
| Feb 23, 2026 | Rosenbaum Michael Georgedirector, officer: Chief Executive Officer | Sell | 1,200 | $125.50 |
| Feb 17, 2026 | Rosenbaum Michael Georgedirector, officer: Chief Executive Officer | Sell | 1,200 | $127.00 |
| Feb 10, 2026 | Rosenbaum Michael Georgedirector, officer: Chief Executive Officer | Sell | 1,200 | $127.77 |
| Feb 3, 2026 | Rosenbaum Michael Georgedirector, officer: Chief Executive Officer | Sell | 1,200 | $140.01 |
| Jan 26, 2026 | Rosenbaum Michael Georgedirector, officer: Chief Executive Officer | Sell | 1,200 | $160.32 |
| Jan 22, 2026 | Rosenbaum Michael Georgedirector, officer: Chief Executive Officer | Sell | 1,200 | $156.26 |
| Jan 15, 2026 | Rosenbaum Michael Georgedirector, officer: Chief Executive Officer | Sell | 1,200 | $180.87 |
| Jan 15, 2026 | Cooper Jeffrey Elliottofficer: Chief Financial Officer | Sell | 216 | $180.87 |
| Dec 29, 2025 | Rosenbaum Michael Georgedirector, officer: Chief Executive Officer | Sell | 1,400 | $204.95 |
| Dec 22, 2025 | Rosenbaum Michael Georgedirector, officer: Chief Executive Officer | Sell | 1,400 | $200.72 |
Source: GWRE SEC Form 4 filings, latest Jun 2, 2026. For informational purposes only — not investment advice.
Institutional activity (13F)
How institutions changed their GWRE positions over the last 6 months (SEC Form 13F).
Increased
482
New positions
167
Reduced
477
Sold out
261
Largest moves
| Institution | Action | Shares | Filed |
|---|---|---|---|
| BLACKROCK, INC. | Increased | 9.3M | May 13, 2026 |
| VANGUARD GROUP INC | Reduced | 9.0M | Jan 29, 2026 |
| BLACKROCK, INC. | Reduced | 8.9M | Feb 12, 2026 |
| LINONIA PARTNERSHIP LP | Increased | 7.7M | May 15, 2026 |
| BAMCO INC /NY/ | Increased | 6.6M | May 15, 2026 |
| LINONIA PARTNERSHIP LP | Increased | 5.4M | Feb 17, 2026 |
| BAMCO INC /NY/ | Reduced | 5.1M | Feb 17, 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | New Position | 4.6M | May 8, 2026 |
| MASSACHUSETTS FINANCIAL SERVICES CO /MA/ | Reduced | 4.3M | Jan 22, 2026 |
| DARSANA CAPITAL PARTNERS LP | Increased | 4.0M | May 15, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | New Position | 3.8M | May 15, 2026 |
| MASSACHUSETTS FINANCIAL SERVICES CO /MA/ | Reduced | 3.0M | May 14, 2026 |
| STATE STREET CORP | Increased | 2.6M | May 15, 2026 |
| STATE STREET CORP | Increased | 2.6M | Feb 13, 2026 |
| DARSANA CAPITAL PARTNERS LP | Increased | 2.5M | Feb 17, 2026 |
Source: SEC Form 13F filings. For informational purposes only — not investment advice.