SEC Form 4 · Updated Daily
GWRE
— GUIDEWIRE SOFTWARE, INC. OwnershipInsider and institutional ownership derived from SEC Form 4 filings. Click any owner to see their holdings across every company they’ve filed on, and how their position has changed over time.
Current Reporting Owners
| Owner | Role | Shares Owned | As Of | Last Activity |
|---|---|---|---|---|
| Rosenbaum Michael George | Director · Officer | 185,376 | 2026-09-08 | S |
| Mullen John P | Officer | 113,115 | 2026-08-25 | S |
| Cooper Jeffrey Elliott | Officer | 62,119 | 2026-06-22 | S |
| King James Winston | Officer | 30,018 | 2026-07-09 | S |
| Peterson David Franklin | Officer | 9,787 | 2026-08-27 | S |
| Vollert Karl Alexander | Director | 578 | 2026-08-12 | A |
Recent Filings
| Date | Owner | Activity | Shares | Price | Owned After |
|---|---|---|---|---|---|
| 2026-09-08 | Rosenbaum Michael George | Open-market sale | 1,200 | $160.52 | 185,376 |
| 2026-08-31 | Rosenbaum Michael George | Open-market sale | 1,200 | $204.44 | 186,576 |
| 2026-08-27 | Peterson David Franklin | Open-market sale | 2,500 | $200.00 | 9,787 |
| 2026-08-25 | Mullen John P | Open-market sale | 1,800 | $188.46 | 113,115 |
| 2026-08-24 | Rosenbaum Michael George | Open-market sale | 1,200 | $187.82 | 187,776 |
| 2026-08-19 | Mullen John P | Open-market sale | 16,200 | $185.00 | 114,915 |
| 2026-08-19 | Mullen John P | Open-market sale | 14,400 | $185.00 | 116,715 |
| 2026-08-17 | Rosenbaum Michael George | Open-market sale | 1,200 | $172.88 | 188,976 |
| 2026-08-12 | Vollert Karl Alexander | Grant / award | 578 | $0.00 | 578 |
| 2026-08-10 | Rosenbaum Michael George | Open-market sale | 1,200 | $169.50 | 190,176 |
| 2026-08-03 | Rosenbaum Michael George | Open-market sale | 1,200 | $155.92 | 191,376 |
| 2026-07-27 | Rosenbaum Michael George | Open-market sale | 1,200 | $142.31 | 192,576 |
| 2026-07-20 | Rosenbaum Michael George | Open-market sale | 1,200 | $147.42 | 193,776 |
| 2026-07-13 | Rosenbaum Michael George | Open-market sale | 1,200 | $138.47 | 194,976 |
| 2026-07-09 | King James Winston | Open-market sale | 1,684 | $130.64 | 30,018 |
| 2026-07-06 | Rosenbaum Michael George | Open-market sale | 1,200 | $131.63 | 196,176 |
| 2026-06-29 | Rosenbaum Michael George | Open-market sale | 1,200 | $124.29 | 197,376 |
| 2026-06-22 | Rosenbaum Michael George | Open-market sale | 1,200 | $105.67 | 198,576 |
| 2026-06-22 | Cooper Jeffrey Elliott | Open-market sale | 1,348 | $105.67 | 62,119 |
| 2026-06-16 | Mullen John P | Open-market sale | 4,292 | $118.74 | 131,115 |
| 2026-06-16 | King James Winston | Open-market sale | 999 | $118.74 | 31,702 |
| 2026-06-16 | Peterson David Franklin | Open-market sale | 246 | $118.74 | 12,287 |
| 2026-06-16 | Cooper Jeffrey Elliott | Open-market sale | 2,594 | $118.74 | 63,467 |
| 2026-06-16 | Rosenbaum Michael George | Open-market sale | 5,830 | $118.74 | 199,776 |
| 2026-06-15 | Rosenbaum Michael George | Open-market sale | 1,200 | $123.85 | 205,606 |
| 2026-06-08 | Rosenbaum Michael George | Open-market sale | 1,200 | $135.62 | 206,806 |
| 2026-06-01 | Rosenbaum Michael George | Open-market sale | 1,200 | $158.92 | 208,006 |
| 2026-05-26 | Rosenbaum Michael George | Open-market sale | 1,200 | $138.51 | 209,206 |
| 2026-05-18 | Rosenbaum Michael George | Open-market sale | 1,200 | $128.19 | 210,406 |
| 2026-05-11 | Rosenbaum Michael George | Open-market sale | 1,200 | $136.38 | 211,606 |
| 2026-05-04 | Rosenbaum Michael George | Open-market sale | 1,200 | $141.91 | 212,806 |
| 2026-04-27 | Rosenbaum Michael George | Open-market sale | 1,200 | $138.09 | 214,006 |
| 2026-04-20 | Rosenbaum Michael George | Open-market sale | 1,200 | $139.75 | 215,206 |
| 2026-04-13 | Rosenbaum Michael George | Open-market sale | 1,200 | $118.77 | 216,406 |
| 2026-04-06 | Rosenbaum Michael George | Open-market sale | 1,200 | $151.14 | 217,606 |
| 2026-03-30 | Rosenbaum Michael George | Open-market sale | 1,200 | $145.74 | 218,806 |
| 2026-03-23 | Rosenbaum Michael George | Open-market sale | 1,200 | $155.56 | 220,006 |
| 2026-03-17 | Peterson David Franklin | Open-market sale | 273 | $163.86 | 12,533 |
| 2026-03-17 | Cooper Jeffrey Elliott | Open-market sale | 1,935 | $163.86 | 66,061 |
| 2026-03-17 | King James Winston | Open-market sale | 1,001 | $163.86 | 32,701 |
Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.