Guidewire Software's top three insider shareholders as of May 04, 2026 are Michael George Rosenbaum (Chief Executive Officer, 215.21K shares), John P Mullen (President, 135.41K shares), John P Mullen (President, 135.41K shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Michael George Rosenbaum | Chief Executive Officer | 215,206 | 0 | 20 Apr, 2026 |
| John P Mullen | President | 135,407 | 0 | 18 Mar, 2026 |
| John P Mullen | President | 135,407 | 0 | 18 Mar, 2026 |
| John P Mullen | President | 135,407 | 0 | 18 Mar, 2026 |
| John P Mullen | President | 135,407 | 0 | 18 Mar, 2026 |
| Jeffrey Elliott Cooper | Chief Financial Officer | 66,061 | 0 | 18 Mar, 2026 |
| Priscilla Hung | President Coo | 38,131 | 0 | 20 Dec, 2023 |
| Priscilla Hung | President Coo | 38,131 | 0 | 20 Dec, 2023 |
| James Winston King | Chief Admin Officer, Gen Couns | 32,701 | 0 | 18 Mar, 2026 |
| James Winston King | Chief Admin Officer, Gen Couns | 32,701 | 0 | 18 Mar, 2026 |
| James Winston King | Chief Admin Officer, Gen Couns | 32,701 | 0 | 18 Mar, 2026 |
| James Winston King | Chief Admin Officer, Gen Couns | 32,701 | 0 | 18 Mar, 2026 |
| Frank E Jr Odowd | Chief Sales Officer | 28,275 | 0 | 21 Sep, 2021 |
| Frank E Jr Odowd | Chief Sales Officer | 28,275 | 0 | 21 Sep, 2021 |
| Frank E Jr Odowd | Chief Sales Officer | 28,275 | 0 | 21 Sep, 2021 |
| Frank E Jr Odowd | Chief Sales Officer | 28,275 | 0 | 21 Sep, 2021 |
| Margaret Dillon | - | 16,393 | 0 | 16 Dec, 2025 |
| Catherine P Lego | - | 14,393 | 0 | 16 Dec, 2025 |
| Catherine P Lego | - | 14,393 | 0 | 16 Dec, 2025 |
| Catherine P Lego | - | 14,393 | 0 | 16 Dec, 2025 |
| Catherine P Lego | - | 14,393 | 0 | 16 Dec, 2025 |
| Paul Lavin | - | 1,211 | 12,585 | 23 Dec, 2024 |
| Paul Lavin | - | 1,211 | 12,585 | 23 Dec, 2024 |
| Paul Lavin | - | 1,211 | 12,585 | 23 Dec, 2024 |
| Paul Lavin | - | 1,211 | 12,585 | 23 Dec, 2024 |
| David Franklin Peterson | Chief Accounting Officer | 12,533 | 0 | 18 Mar, 2026 |
| David Franklin Peterson | Chief Accounting Officer | 12,533 | 0 | 18 Mar, 2026 |
| David Franklin Peterson | Chief Accounting Officer | 12,533 | 0 | 18 Mar, 2026 |
| David Franklin Peterson | Chief Accounting Officer | 12,533 | 0 | 18 Mar, 2026 |
| Rajani Ramanathan | - | 11,057 | 0 | 16 Dec, 2025 |
| Rajani Ramanathan | - | 11,057 | 0 | 16 Dec, 2025 |
| Rajani Ramanathan | - | 11,057 | 0 | 16 Dec, 2025 |
| Rajani Ramanathan | - | 11,057 | 0 | 16 Dec, 2025 |
| Michael C Keller | - | 10,606 | 0 | 16 Dec, 2025 |
| Michael C Keller | - | 10,606 | 0 | 16 Dec, 2025 |
| Michael C Keller | - | 10,606 | 0 | 16 Dec, 2025 |
| Michael C Keller | - | 10,606 | 0 | 16 Dec, 2025 |
| Marcus Ryu | Ceo And President | 10,555 | 0 | 19 Dec, 2023 |
| Marcus Ryu | Ceo And President | 10,555 | 0 | 19 Dec, 2023 |
| Marcus Ryu | Ceo And President | 10,555 | 0 | 19 Dec, 2023 |
| Marcus Ryu | Ceo And President | 10,555 | 0 | 19 Dec, 2023 |
| Michael Polelle | Chief Delivery Officer | 7,241 | 0 | 18 Mar, 2022 |
| Michael Polelle | Chief Delivery Officer | 7,241 | 0 | 18 Mar, 2022 |
| Michael Polelle | Chief Delivery Officer | 7,241 | 0 | 18 Mar, 2022 |
| Michael Polelle | Chief Delivery Officer | 7,241 | 0 | 18 Mar, 2022 |
| David S Bauer | - | 7,099 | 0 | 16 Dec, 2025 |
| Mark V Anquillare | - | 2,716 | 0 | 16 Dec, 2025 |
| Andrew William Fraser Brown | - | 2,524 | 0 | 23 Jun, 2022 |
| Jeffrey Steven Sloan | - | 2,371 | 0 | 16 Dec, 2025 |
| Jeffrey Steven Sloan | - | 2,371 | 0 | 16 Dec, 2025 |
| Jeffrey Steven Sloan | - | 2,371 | 0 | 16 Dec, 2025 |
| Jeffrey Steven Sloan | - | 2,371 | 0 | 16 Dec, 2025 |
* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 20 Apr, 2026 | Michael George Rosenbaum | Common Stock | D | 1,200 | $139.75 | 215,206 | D | S |
| 13 Apr, 2026 | Michael George Rosenbaum | Common Stock | D | 1,200 | $118.77 | 216,406 | D | S |
| 06 Apr, 2026 | Michael George Rosenbaum | Common Stock | D | 1,200 | $151.14 | 217,606 | D | S |
| 30 Mar, 2026 | Michael George Rosenbaum | Common Stock | D | 1,200 | $145.74 | 218,806 | D | S |
| 23 Mar, 2026 | Michael George Rosenbaum | Common Stock | D | 1,200 | $155.56 | 220,006 | D | S |
| 17 Mar, 2026 | Jeffrey Elliott Cooper | Common Stock | D | 1,935 | $163.86 | 66,061 | D | S |
| 17 Mar, 2026 | David Franklin Peterson | Common Stock | D | 273 | $163.86 | 12,533 | D | S |
| 17 Mar, 2026 | Michael George Rosenbaum | Common Stock | D | 4,737 | $163.86 | 221,206 | D | S |
| 17 Mar, 2026 | James Winston King | Common Stock | D | 1,001 | $163.86 | 32,701 | D | S |
| 17 Mar, 2026 | John P Mullen | Common Stock | D | 6,576 | $163.86 | 135,407 | D | S |
| 17 Mar, 2026 | David Franklin Peterson | Common Stock | D | 273 | $163.86 | 12,533 | D | S |
| 17 Mar, 2026 | James Winston King | Common Stock | D | 1,001 | $163.86 | 32,701 | D | S |
| 17 Mar, 2026 | David Franklin Peterson | Common Stock | D | 273 | $163.86 | 12,533 | D | S |
| 17 Mar, 2026 | John P Mullen | Common Stock | D | 6,576 | $163.86 | 135,407 | D | S |
| 17 Mar, 2026 | John P Mullen | Common Stock | D | 6,576 | $163.86 | 135,407 | D | S |
| 17 Mar, 2026 | James Winston King | Common Stock | D | 1,001 | $163.86 | 32,701 | D | S |
| 17 Mar, 2026 | James Winston King | Common Stock | D | 1,001 | $163.86 | 32,701 | D | S |
| 17 Mar, 2026 | John P Mullen | Common Stock | D | 6,576 | $163.86 | 135,407 | D | S |
| 17 Mar, 2026 | David Franklin Peterson | Common Stock | D | 273 | $163.86 | 12,533 | D | S |
| 16 Mar, 2026 | Michael George Rosenbaum | Common Stock | D | 1,200 | $160.00 | 225,943 | D | S |